mpv/mpvcore/input/input.c

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/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
2009-03-14 22:52:45 +01:00
#include <stdbool.h>
#include <unistd.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <fcntl.h>
#include <ctype.h>
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
#include <assert.h>
#include <libavutil/avstring.h>
#include <libavutil/common.h>
#include "osdep/io.h"
#include "osdep/getch2.h"
#include "input.h"
#include "keycodes.h"
#include "osdep/timer.h"
#include "mpvcore/mp_msg.h"
#include "mpvcore/m_config.h"
#include "mpvcore/m_option.h"
#include "mpvcore/path.h"
#include "talloc.h"
#include "mpvcore/options.h"
#include "mpvcore/bstr.h"
#include "stream/stream.h"
#include "mpvcore/mp_common.h"
#include "joystick.h"
#ifdef CONFIG_LIRC
#include "lirc.h"
#endif
#ifdef CONFIG_LIRCC
#include <lirc/lircc.h>
#endif
#ifdef CONFIG_COCOA
#include "osdep/macosx_events.h"
#endif
#if HAVE_PTHREADS
#include <pthread.h>
#define input_lock(ictx) pthread_mutex_lock(&ictx->mutex)
#define input_unlock(ictx) pthread_mutex_unlock(&ictx->mutex)
#else
#define input_lock(ictx) 0
#define input_unlock(ictx) 0
#endif
#define MP_MAX_KEY_DOWN 4
struct cmd_bind {
int keys[MP_MAX_KEY_DOWN];
int num_keys;
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char *cmd;
char *location; // filename/line number of definition
bool is_builtin;
struct cmd_bind_section *owner;
};
struct key_name {
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int key;
char *name;
};
/* This array defines all known commands.
* The first field is an id used to recognize the command.
* The second is the command name used in slave mode and input.conf.
* Then comes the definition of each argument, first mandatory arguments
* (ARG_INT, ARG_FLOAT, ARG_STRING) if any, then optional arguments
* (OARG_INT(default), etc) if any. The command will be given the default
* argument value if the user didn't give enough arguments to specify it.
* A command can take a maximum of MP_CMD_MAX_ARGS arguments (10).
*/
#define ARG_INT { .type = {"", NULL, &m_option_type_int} }
#define ARG_FLOAT { .type = {"", NULL, &m_option_type_float} }
#define ARG_DOUBLE { .type = {"", NULL, &m_option_type_double} }
#define ARG_STRING { .type = {"", NULL, &m_option_type_string} }
#define ARG_CHOICE(c) { .type = {"", NULL, &m_option_type_choice, \
M_CHOICES(c)} }
#define ARG_TIME { .type = {"", NULL, &m_option_type_time} }
#define OARG_DOUBLE(def) { .type = {"", NULL, &m_option_type_double}, \
.optional = true, .v.d = def }
#define OARG_INT(def) { .type = {"", NULL, &m_option_type_int}, \
.optional = true, .v.i = def }
#define OARG_CHOICE(def, c) { .type = {"", NULL, &m_option_type_choice, \
M_CHOICES(c)}, \
.optional = true, .v.i = def }
static int parse_cycle_dir(const struct m_option *opt, struct bstr name,
struct bstr param, void *dst);
static const struct m_option_type m_option_type_cycle_dir = {
.name = "up|down",
.parse = parse_cycle_dir,
};
static const mp_cmd_t mp_cmds[] = {
{ MP_CMD_IGNORE, "ignore", },
{ MP_CMD_RADIO_STEP_CHANNEL, "radio_step_channel", { ARG_INT } },
{ MP_CMD_RADIO_SET_CHANNEL, "radio_set_channel", { ARG_STRING } },
{ MP_CMD_RADIO_SET_FREQ, "radio_set_freq", { ARG_FLOAT } },
{ MP_CMD_RADIO_STEP_FREQ, "radio_step_freq", {ARG_FLOAT } },
{ MP_CMD_SEEK, "seek", {
ARG_TIME,
OARG_CHOICE(0, ({"relative", 0}, {"0", 0},
{"absolute-percent", 1}, {"1", 1},
{"absolute", 2}, {"2", 2})),
OARG_CHOICE(0, ({"default-precise", 0}, {"0", 0},
{"exact", 1}, {"1", 1},
{"keyframes", -1}, {"-1", -1})),
}},
{ MP_CMD_SPEED_MULT, "speed_mult", { ARG_DOUBLE } },
{ MP_CMD_QUIT, "quit", { OARG_INT(0) } },
{ MP_CMD_QUIT_WATCH_LATER, "quit_watch_later", },
{ MP_CMD_STOP, "stop", },
{ MP_CMD_FRAME_STEP, "frame_step", },
core: add backstep support Allows stepping back one frame via the frame_back_step inout command, bound to "," by default. This uses the precise seeking facility, and a perfect frame index built on the fly. The index is built during playback and precise seeking, and contains (as of this commit) the last 100 displayed or skipped frames. This index is used to find the PTS of the previous frame, which is then used as target for a precise seek. If no PTS is found, the core attempts to do a seek before the current frame, and skip decoded frames until the current frame is reached; this will create a sufficient index and the normal backstep algorithm can be applied. This can be rather slow. The worst case for backstepping is about the same as the worst case for precise seeking if the previous frame can be deduced from the index. If not, the worst case will be twice as slow. There's also some minor danger that the index is incorrect in case framedropping is involved. For framedropping due to --framedrop, this problem is ignored (use of --framedrop is discouraged anyway). For framedropping during precise seeking (done to make it faster), we try to not add frames to the index that are produced when this can happen. I'm not sure how well that works (or if the logic is sane), and it's sure to break with some video filters. In the worst case, backstepping might silently skip frames if you backstep after a user-initiated precise seek. (Precise seeks to do indexing are not affected.) Likewise, video filters that somehow change timing of frames and do not do this in a deterministic way (i.e. if you seek to a position, frames with different timings are produced than when the position is reached during normal playback) will make backstepping silently jump to the wrong frame. Enabling/disabling filters during playback (like for example deinterlacing) will have similar bad effects.
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{ MP_CMD_FRAME_BACK_STEP, "frame_back_step", },
{ MP_CMD_PLAYLIST_NEXT, "playlist_next", {
OARG_CHOICE(0, ({"weak", 0}, {"0", 0},
{"force", 1}, {"1", 1})),
}},
{ MP_CMD_PLAYLIST_PREV, "playlist_prev", {
OARG_CHOICE(0, ({"weak", 0}, {"0", 0},
{"force", 1}, {"1", 1})),
}},
{ MP_CMD_SUB_STEP, "sub_step", { ARG_INT } },
{ MP_CMD_OSD, "osd", { OARG_INT(-1) } },
{ MP_CMD_PRINT_TEXT, "print_text", { ARG_STRING } },
{ MP_CMD_SHOW_TEXT, "show_text", { ARG_STRING, OARG_INT(-1), OARG_INT(0) } },
{ MP_CMD_SHOW_PROGRESS, "show_progress", },
{ MP_CMD_SUB_ADD, "sub_add", { ARG_STRING } },
{ MP_CMD_SUB_REMOVE, "sub_remove", { OARG_INT(-1) } },
{ MP_CMD_SUB_RELOAD, "sub_reload", { OARG_INT(-1) } },
{ MP_CMD_TV_START_SCAN, "tv_start_scan", },
{ MP_CMD_TV_STEP_CHANNEL, "tv_step_channel", { ARG_INT } },
{ MP_CMD_TV_STEP_NORM, "tv_step_norm", },
{ MP_CMD_TV_STEP_CHANNEL_LIST, "tv_step_chanlist", },
{ MP_CMD_TV_SET_CHANNEL, "tv_set_channel", { ARG_STRING } },
{ MP_CMD_TV_LAST_CHANNEL, "tv_last_channel", },
{ MP_CMD_TV_SET_FREQ, "tv_set_freq", { ARG_FLOAT } },
{ MP_CMD_TV_STEP_FREQ, "tv_step_freq", { ARG_FLOAT } },
{ MP_CMD_TV_SET_NORM, "tv_set_norm", { ARG_STRING } },
{ MP_CMD_DVB_SET_CHANNEL, "dvb_set_channel", { ARG_INT, ARG_INT } },
{ MP_CMD_SCREENSHOT, "screenshot", {
OARG_CHOICE(2, ({"video", 0},
{"window", 1},
{"subtitles", 2})),
OARG_CHOICE(0, ({"single", 0},
{"each-frame", 1})),
}},
{ MP_CMD_SCREENSHOT_TO_FILE, "screenshot_to_file", {
ARG_STRING,
OARG_CHOICE(2, ({"video", 0},
{"window", 1},
{"subtitles", 2})),
}},
{ MP_CMD_LOADFILE, "loadfile", {
ARG_STRING,
OARG_CHOICE(0, ({"replace", 0}, {"0", 0},
{"append", 1}, {"1", 1})),
}},
{ MP_CMD_LOADLIST, "loadlist", {
ARG_STRING,
OARG_CHOICE(0, ({"replace", 0}, {"0", 0},
{"append", 1}, {"1", 1})),
}},
mplayer: turn playtree into a list, and change per-file option handling Summary: - There is no playtree anymore. It's reduced to a simple list. - Options are now always global. You can still have per-file options, but these are optional and require special syntax. - The slave command pt_step has been removed, and playlist_next and playlist_prev added. (See etc/input.conf changes.) This is a user visible incompatible change, and will break slave-mode applications. - The pt_clear slave command is renamed to playlist_clear. - Playtree entries could have multiple files. This is not the case anymore, and playlist entries have always exactly one entry. Whenever something adds more than one file (like ASX playlists or dvd:// or dvdnav:// on the command line), all files are added as separate playlist entries. Note that some of the changes are quite deep and violent. Expect regressions. The playlist parsing code in particular is of low quality. I didn't try to improve it, and merely spent to least effort necessary to keep it somehow working. (Especially ASX playlist handling.) The playtree code was complicated and bloated. It was also barely used. Most users don't even know that mplayer manages the playlist as tree, or how to use it. The most obscure features was probably specifying a tree on command line (with '{' and '}' to create/close tree nodes). It filled the player code with complexity and confused users with weird slave commands like pt_up. Replace the playtree with a simple flat playlist. Playlist parsers that actually return trees are changed to append all files to the playlist pre-order. It used to be the responsibility of the playtree code to change per-file config options. Now this is done by the player core, and the playlist code is free of such details. Options are not per-file by default anymore. This was a very obscure and complicated feature that confused even experienced users. Consider the following command line: mplayer file1.mkv file2.mkv --no-audio file3.mkv This will disable the audio for file2.mkv only, because options are per-file by default. To make the option affect all files, you're supposed to put it before the first file. This is bad, because normally you don't need per-file options. They are very rarely needed, and the only reasonable use cases I can imagine are use of the encode backend (mplayer encode branch), or for debugging. The normal use case is made harder, and the feature is perceived as bug. Even worse, correct usage is hard to explain for users. Make all options global by default. The position of an option isn't significant anymore (except for options that compensate each other, consider --shuffle --no-shuffle). One other important change is that no options are reset anymore if a new file is started. If you change settings with slave mode commands, they will not be changed by playing a new file. (Exceptions include settings that are too file specific, like audio/subtitle stream selection.) There is still some need for per-file options. Debugging and encoding are use cases that profit from per-file options. Per-file profiles (as well as per-protocol and per-VO/AO options) need the implementation related mechanisms to backup and restore options when the playback file changes. Simplify the save-slot stuff, which is possible because there is no hierarchical play tree anymore. Now there's a simple backup field. Add a way to specify per-file options on command line. Example: mplayer f1.mkv -o0 --{ -o1 f2.mkv -o2 f3.mkv --} f4.mkv -o3 will have the following options per file set: f1.mkv, f4.mkv: -o0 -o3 f2.mkv, f3.mkv: -o0 -o3 -o1 -o2 The options --{ and --} start and end per-file options. All files inside the { } will be affected by the options equally (similar to how global options and multiple files are handled). When playback of a file starts, the per-file options are set according to the command line. When playback ends, the per-file options are restored to the values when playback started.
2012-07-31 21:33:26 +02:00
{ MP_CMD_PLAYLIST_CLEAR, "playlist_clear", },
{ MP_CMD_PLAYLIST_REMOVE, "playlist_remove", { ARG_INT } },
{ MP_CMD_PLAYLIST_MOVE, "playlist_move", { ARG_INT, ARG_INT } },
{ MP_CMD_RUN, "run", { ARG_STRING } },
{ MP_CMD_KEYDOWN_EVENTS, "key_down_event", { ARG_INT } },
{ MP_CMD_SET, "set", { ARG_STRING, ARG_STRING } },
{ MP_CMD_GET_PROPERTY, "get_property", { ARG_STRING } },
{ MP_CMD_ADD, "add", { ARG_STRING, OARG_DOUBLE(0) } },
{ MP_CMD_CYCLE, "cycle", {
ARG_STRING,
{ .type = {"", NULL, &m_option_type_cycle_dir},
.optional = true,
.v.d = 1 },
}},
{ MP_CMD_ENABLE_INPUT_SECTION, "enable_section", {
ARG_STRING,
OARG_CHOICE(0, ({"default", 0},
{"exclusive", 1})),
}},
{ MP_CMD_DISABLE_INPUT_SECTION, "disable_section", { ARG_STRING } },
{ MP_CMD_AF, "af", { ARG_STRING, ARG_STRING } },
{ MP_CMD_VF, "vf", { ARG_STRING, ARG_STRING } },
{ MP_CMD_VO_CMDLINE, "vo_cmdline", { ARG_STRING } },
{0}
};
// Map legacy commands to proper commands
struct legacy_cmd {
const char *old, *new;
};
static const struct legacy_cmd legacy_cmds[] = {
{"loop", "cycle loop"},
{"seek_chapter", "add chapter"},
{"switch_angle", "cycle angle"},
{"pause", "cycle pause"},
{"volume", "add volume"},
{"mute", "cycle mute"},
{"audio_delay", "add audio-delay"},
{"switch_audio", "cycle audio"},
{"balance", "add balance"},
{"vo_fullscreen", "cycle fullscreen"},
{"panscan", "add panscan"},
{"vo_ontop", "cycle ontop"},
{"vo_border", "cycle border"},
{"frame_drop", "cycle framedrop"},
{"gamma", "add gamma"},
{"brightness", "add brightness"},
{"contrast", "add contrast"},
{"saturation", "add saturation"},
{"hue", "add hue"},
{"switch_vsync", "cycle vsync"},
{"sub_load", "sub_add"},
{"sub_select", "cycle sub"},
{"sub_pos", "add sub-pos"},
{"sub_delay", "add sub-delay"},
{"sub_visibility", "cycle sub-visibility"},
{"forced_subs_only", "cycle sub-forced-only"},
{"sub_scale", "add sub-scale"},
{"ass_use_margins", "cycle ass-use-margins"},
{"tv_set_brightness", "add tv-brightness"},
{"tv_set_hue", "add tv-hue"},
{"tv_set_saturation", "add tv-saturation"},
{"tv_set_contrast", "add tv-contrast"},
{"step_property_osd", "cycle"},
{"step_property", "no-osd cycle"},
{"set_property", "no-osd set"},
{"set_property_osd", "set"},
{"speed_set", "set speed"},
{"osd_show_text", "show_text"},
{"osd_show_property_text", "show_text"},
{"osd_show_progression", "show_progress"},
{"show_chapters_osd", "show_text ${chapter-list}"},
{"!show_chapters", "show_text ${chapter-list}"},
{"show_tracks_osd", "show_text ${track-list}"},
{"!show_tracks", "show_text ${track-list}"},
{"!show_playlist", "show_text ${playlist}"},
// Approximate (can fail if user added additional whitespace)
{"pt_step 1", "playlist_next"},
{"pt_step -1", "playlist_prev"},
// Switch_ratio without argument resets aspect ratio
{"switch_ratio ", "set aspect "},
{"switch_ratio", "set aspect 0"},
{0}
};
/// The names of the keys as used in input.conf
/// If you add some new keys, you also need to add them here
static const struct key_name key_names[] = {
{ ' ', "SPACE" },
{ '#', "SHARP" },
{ MP_KEY_ENTER, "ENTER" },
{ MP_KEY_TAB, "TAB" },
{ MP_KEY_BACKSPACE, "BS" },
{ MP_KEY_DELETE, "DEL" },
{ MP_KEY_INSERT, "INS" },
{ MP_KEY_HOME, "HOME" },
{ MP_KEY_END, "END" },
{ MP_KEY_PAGE_UP, "PGUP" },
{ MP_KEY_PAGE_DOWN, "PGDWN" },
{ MP_KEY_ESC, "ESC" },
{ MP_KEY_PRINT, "PRINT" },
{ MP_KEY_RIGHT, "RIGHT" },
{ MP_KEY_LEFT, "LEFT" },
{ MP_KEY_DOWN, "DOWN" },
{ MP_KEY_UP, "UP" },
{ MP_KEY_F+1, "F1" },
{ MP_KEY_F+2, "F2" },
{ MP_KEY_F+3, "F3" },
{ MP_KEY_F+4, "F4" },
{ MP_KEY_F+5, "F5" },
{ MP_KEY_F+6, "F6" },
{ MP_KEY_F+7, "F7" },
{ MP_KEY_F+8, "F8" },
{ MP_KEY_F+9, "F9" },
{ MP_KEY_F+10, "F10" },
{ MP_KEY_F+11, "F11" },
{ MP_KEY_F+12, "F12" },
{ MP_KEY_KP0, "KP0" },
{ MP_KEY_KP1, "KP1" },
{ MP_KEY_KP2, "KP2" },
{ MP_KEY_KP3, "KP3" },
{ MP_KEY_KP4, "KP4" },
{ MP_KEY_KP5, "KP5" },
{ MP_KEY_KP6, "KP6" },
{ MP_KEY_KP7, "KP7" },
{ MP_KEY_KP8, "KP8" },
{ MP_KEY_KP9, "KP9" },
{ MP_KEY_KPDEL, "KP_DEL" },
{ MP_KEY_KPDEC, "KP_DEC" },
{ MP_KEY_KPINS, "KP_INS" },
{ MP_KEY_KPENTER, "KP_ENTER" },
{ MP_MOUSE_BTN0, "MOUSE_BTN0" },
{ MP_MOUSE_BTN1, "MOUSE_BTN1" },
{ MP_MOUSE_BTN2, "MOUSE_BTN2" },
{ MP_MOUSE_BTN3, "MOUSE_BTN3" },
{ MP_MOUSE_BTN4, "MOUSE_BTN4" },
{ MP_MOUSE_BTN5, "MOUSE_BTN5" },
{ MP_MOUSE_BTN6, "MOUSE_BTN6" },
{ MP_MOUSE_BTN7, "MOUSE_BTN7" },
{ MP_MOUSE_BTN8, "MOUSE_BTN8" },
{ MP_MOUSE_BTN9, "MOUSE_BTN9" },
{ MP_MOUSE_BTN10, "MOUSE_BTN10" },
{ MP_MOUSE_BTN11, "MOUSE_BTN11" },
{ MP_MOUSE_BTN12, "MOUSE_BTN12" },
{ MP_MOUSE_BTN13, "MOUSE_BTN13" },
{ MP_MOUSE_BTN14, "MOUSE_BTN14" },
{ MP_MOUSE_BTN15, "MOUSE_BTN15" },
{ MP_MOUSE_BTN16, "MOUSE_BTN16" },
{ MP_MOUSE_BTN17, "MOUSE_BTN17" },
{ MP_MOUSE_BTN18, "MOUSE_BTN18" },
{ MP_MOUSE_BTN19, "MOUSE_BTN19" },
{ MP_MOUSE_BTN0_DBL, "MOUSE_BTN0_DBL" },
{ MP_MOUSE_BTN1_DBL, "MOUSE_BTN1_DBL" },
{ MP_MOUSE_BTN2_DBL, "MOUSE_BTN2_DBL" },
{ MP_MOUSE_BTN3_DBL, "MOUSE_BTN3_DBL" },
{ MP_MOUSE_BTN4_DBL, "MOUSE_BTN4_DBL" },
{ MP_MOUSE_BTN5_DBL, "MOUSE_BTN5_DBL" },
{ MP_MOUSE_BTN6_DBL, "MOUSE_BTN6_DBL" },
{ MP_MOUSE_BTN7_DBL, "MOUSE_BTN7_DBL" },
{ MP_MOUSE_BTN8_DBL, "MOUSE_BTN8_DBL" },
{ MP_MOUSE_BTN9_DBL, "MOUSE_BTN9_DBL" },
{ MP_MOUSE_BTN10_DBL, "MOUSE_BTN10_DBL" },
{ MP_MOUSE_BTN11_DBL, "MOUSE_BTN11_DBL" },
{ MP_MOUSE_BTN12_DBL, "MOUSE_BTN12_DBL" },
{ MP_MOUSE_BTN13_DBL, "MOUSE_BTN13_DBL" },
{ MP_MOUSE_BTN14_DBL, "MOUSE_BTN14_DBL" },
{ MP_MOUSE_BTN15_DBL, "MOUSE_BTN15_DBL" },
{ MP_MOUSE_BTN16_DBL, "MOUSE_BTN16_DBL" },
{ MP_MOUSE_BTN17_DBL, "MOUSE_BTN17_DBL" },
{ MP_MOUSE_BTN18_DBL, "MOUSE_BTN18_DBL" },
{ MP_MOUSE_BTN19_DBL, "MOUSE_BTN19_DBL" },
{ MP_JOY_AXIS1_MINUS, "JOY_UP" },
{ MP_JOY_AXIS1_PLUS, "JOY_DOWN" },
{ MP_JOY_AXIS0_MINUS, "JOY_LEFT" },
{ MP_JOY_AXIS0_PLUS, "JOY_RIGHT" },
{ MP_JOY_AXIS0_PLUS, "JOY_AXIS0_PLUS" },
{ MP_JOY_AXIS0_MINUS, "JOY_AXIS0_MINUS" },
{ MP_JOY_AXIS1_PLUS, "JOY_AXIS1_PLUS" },
{ MP_JOY_AXIS1_MINUS, "JOY_AXIS1_MINUS" },
{ MP_JOY_AXIS2_PLUS, "JOY_AXIS2_PLUS" },
{ MP_JOY_AXIS2_MINUS, "JOY_AXIS2_MINUS" },
{ MP_JOY_AXIS3_PLUS, "JOY_AXIS3_PLUS" },
{ MP_JOY_AXIS3_MINUS, "JOY_AXIS3_MINUS" },
{ MP_JOY_AXIS4_PLUS, "JOY_AXIS4_PLUS" },
{ MP_JOY_AXIS4_MINUS, "JOY_AXIS4_MINUS" },
{ MP_JOY_AXIS5_PLUS, "JOY_AXIS5_PLUS" },
{ MP_JOY_AXIS5_MINUS, "JOY_AXIS5_MINUS" },
{ MP_JOY_AXIS6_PLUS, "JOY_AXIS6_PLUS" },
{ MP_JOY_AXIS6_MINUS, "JOY_AXIS6_MINUS" },
{ MP_JOY_AXIS7_PLUS, "JOY_AXIS7_PLUS" },
{ MP_JOY_AXIS7_MINUS, "JOY_AXIS7_MINUS" },
{ MP_JOY_AXIS8_PLUS, "JOY_AXIS8_PLUS" },
{ MP_JOY_AXIS8_MINUS, "JOY_AXIS8_MINUS" },
{ MP_JOY_AXIS9_PLUS, "JOY_AXIS9_PLUS" },
{ MP_JOY_AXIS9_MINUS, "JOY_AXIS9_MINUS" },
{ MP_JOY_BTN0, "JOY_BTN0" },
{ MP_JOY_BTN1, "JOY_BTN1" },
{ MP_JOY_BTN2, "JOY_BTN2" },
{ MP_JOY_BTN3, "JOY_BTN3" },
{ MP_JOY_BTN4, "JOY_BTN4" },
{ MP_JOY_BTN5, "JOY_BTN5" },
{ MP_JOY_BTN6, "JOY_BTN6" },
{ MP_JOY_BTN7, "JOY_BTN7" },
{ MP_JOY_BTN8, "JOY_BTN8" },
{ MP_JOY_BTN9, "JOY_BTN9" },
{ MP_AR_PLAY, "AR_PLAY" },
{ MP_AR_PLAY_HOLD, "AR_PLAY_HOLD" },
{ MP_AR_CENTER, "AR_CENTER" },
{ MP_AR_CENTER_HOLD, "AR_CENTER_HOLD" },
{ MP_AR_NEXT, "AR_NEXT" },
{ MP_AR_NEXT_HOLD, "AR_NEXT_HOLD" },
{ MP_AR_PREV, "AR_PREV" },
{ MP_AR_PREV_HOLD, "AR_PREV_HOLD" },
{ MP_AR_MENU, "AR_MENU" },
{ MP_AR_MENU_HOLD, "AR_MENU_HOLD" },
{ MP_AR_VUP, "AR_VUP" },
{ MP_AR_VUP_HOLD, "AR_VUP_HOLD" },
{ MP_AR_VDOWN, "AR_VDOWN" },
{ MP_AR_VDOWN_HOLD, "AR_VDOWN_HOLD" },
{ MP_MK_PLAY, "MK_PLAY" },
{ MP_MK_PREV, "MK_PREV" },
{ MP_MK_NEXT, "MK_NEXT" },
{ MP_AXIS_UP, "AXIS_UP" },
{ MP_AXIS_DOWN, "AXIS_DOWN" },
{ MP_AXIS_LEFT, "AXIS_LEFT" },
{ MP_AXIS_RIGHT, "AXIS_RIGHT" },
{ MP_KEY_POWER, "POWER" },
{ MP_KEY_MENU, "MENU" },
{ MP_KEY_PLAY, "PLAY" },
{ MP_KEY_PAUSE, "PAUSE" },
{ MP_KEY_PLAYPAUSE, "PLAYPAUSE" },
{ MP_KEY_STOP, "STOP" },
{ MP_KEY_FORWARD, "FORWARD" },
{ MP_KEY_REWIND, "REWIND" },
{ MP_KEY_NEXT, "NEXT" },
{ MP_KEY_PREV, "PREV" },
{ MP_KEY_VOLUME_UP, "VOLUME_UP" },
{ MP_KEY_VOLUME_DOWN, "VOLUME_DOWN" },
{ MP_KEY_MUTE, "MUTE" },
{ MP_KEY_HOMEPAGE, "HOMEPAGE" },
{ MP_KEY_WWW, "WWW" },
{ MP_KEY_MAIL, "MAIL" },
{ MP_KEY_FAVORITES, "FAVORITES" },
{ MP_KEY_SEARCH, "SEARCH" },
{ MP_KEY_SLEEP, "SLEEP" },
// These are kept for backward compatibility
{ MP_KEY_PAUSE, "XF86_PAUSE" },
{ MP_KEY_STOP, "XF86_STOP" },
{ MP_KEY_PREV, "XF86_PREV" },
{ MP_KEY_NEXT, "XF86_NEXT" },
{ MP_KEY_CLOSE_WIN, "CLOSE_WIN" },
{ MP_KEY_MOUSE_MOVE, "MOUSE_MOVE" },
{ MP_KEY_MOUSE_LEAVE, "MOUSE_LEAVE" },
{ 0, NULL }
};
struct key_name modifier_names[] = {
{ MP_KEY_MODIFIER_SHIFT, "Shift" },
{ MP_KEY_MODIFIER_CTRL, "Ctrl" },
{ MP_KEY_MODIFIER_ALT, "Alt" },
{ MP_KEY_MODIFIER_META, "Meta" },
{ 0 }
};
#define MP_MAX_FDS 10
struct input_fd {
2011-04-25 10:38:46 +02:00
int fd;
int (*read_key)(void *ctx, int fd);
int (*read_cmd)(int fd, char *dest, int size);
int (*close_func)(int fd);
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void *ctx;
unsigned eof : 1;
unsigned drop : 1;
unsigned dead : 1;
unsigned got_cmd : 1;
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unsigned select : 1;
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// These fields are for the cmd fds.
char *buffer;
int pos, size;
};
struct cmd_bind_section {
struct cmd_bind *binds;
int num_binds;
2011-04-25 10:38:46 +02:00
char *section;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
struct mp_rect mouse_area; // set at runtime, if at all
bool mouse_area_set; // mouse_area is valid and should be tested
struct cmd_bind_section *next;
};
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
#define MAX_ACTIVE_SECTIONS 5
struct active_section {
char *name;
int flags;
};
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
struct cmd_queue {
struct mp_cmd *first;
};
struct input_ctx {
#if HAVE_PTHREADS
pthread_mutex_t mutex;
#endif
bool using_ar;
bool using_cocoa_media_keys;
// Autorepeat stuff
short ar_state;
int64_t last_ar;
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// Autorepeat config
unsigned int ar_delay;
unsigned int ar_rate;
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
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// Maximum number of queued commands from keypresses (limit to avoid
// repeated slow commands piling up)
int key_fifo_size;
// these are the keys currently down
int key_down[MP_MAX_KEY_DOWN];
unsigned int num_key_down;
int64_t last_key_down;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
struct mp_cmd *current_down_cmd;
int doubleclick_time;
int last_doubleclick_key_down;
double last_doubleclick_time;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
// Mouse position on the consumer side (as command.c sees it)
int mouse_x, mouse_y;
char *mouse_section; // last section to receive mouse event
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
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// Mouse position on the producer side (as the VO sees it)
// Unlike mouse_x/y, this can be used to resolve mouse click bindings.
int mouse_vo_x, mouse_vo_y;
bool test;
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bool default_bindings;
// List of command binding sections
struct cmd_bind_section *cmd_bind_sections;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
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// List currently active command sections
struct active_section active_sections[MAX_ACTIVE_SECTIONS];
int num_active_sections;
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
// Used to track whether we managed to read something while checking
// events sources. If yes, the sources may have more queued.
bool got_new_events;
unsigned int mouse_event_counter;
struct input_fd fds[MP_MAX_FDS];
unsigned int num_fds;
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
struct cmd_queue key_cmd_queue;
struct cmd_queue control_cmd_queue;
int wakeup_pipe[2];
};
int async_quit_request;
static int print_key_list(m_option_t *cfg, char *optname, char *optparam);
static int print_cmd_list(m_option_t *cfg, char *optname, char *optparam);
static void add_key_cmd(struct input_ctx *ictx, struct mp_cmd *cmd);
#define OPT_BASE_STRUCT struct MPOpts
// Our command line options
static const m_option_t input_config[] = {
OPT_STRING("conf", input.config_file, CONF_GLOBAL),
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OPT_INT("ar-delay", input.ar_delay, CONF_GLOBAL),
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OPT_INT("ar-rate", input.ar_rate, CONF_GLOBAL),
options: get rid of ambiguous option parsing Options parsing used to be ambiguous, as in the splitting into option and values pairs was ambiguous. Example: -option -something It wasn't clear whether -option actually takes an argument or not. The string "-something" could either be a separate option, or an argument to "-option". The code had to call the option specific parser function to resolve this. This made everything complicated and didn't even have a real use. There was only one case where this was actually used: string lists (m_option_type_string_list) and options based on it. That is because this option type actually turns a single option into a proxy for several real arguments, e.g. "vf*" can handle "-vf-add" and "-vf-clr". Options suffixed with "-clr" are the only options of this group which take no arguments. This is ambiguous only with the "old syntax" (as shown above). The "new" option syntax always puts option name and value into same argument. (E.g. "--option=--something" or "--option" "--something".) Simplify the code by making it statically known whether an option takes a parameter or not with the flag M_OPT_TYPE_OLD_SYNTAX_NO_PARAM. If it's set, the option parser assumes the option takes no argument. The only real ambiguity left, string list options that end on "-clr", are special cased in the parser. Remove some duplication of the logic in the command line parser by moving all argument splitting logic into split_opt(). (It's arguable whether that can be considered code duplication, but now the code is a bit simpler anyway. This might be subjective.) Remove the "ambiguous" parameter from all option parsing related code. Make m_config unaware of the pre-parsing concept. Make most CONF_NOCFG options also CONF_GLOBAL (except those explicitly usable as per-file options.)
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{ "keylist", print_key_list, CONF_TYPE_PRINT_FUNC, CONF_GLOBAL | CONF_NOCFG },
{ "cmdlist", print_cmd_list, CONF_TYPE_PRINT_FUNC, CONF_GLOBAL | CONF_NOCFG },
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OPT_STRING("js-dev", input.js_dev, CONF_GLOBAL),
OPT_STRING("file", input.in_file, CONF_GLOBAL),
OPT_FLAG("default-bindings", input.default_bindings, CONF_GLOBAL),
OPT_FLAG("test", input.test, CONF_GLOBAL),
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{ NULL, NULL, 0, 0, 0, 0, NULL}
};
const m_option_t mp_input_opts[] = {
{ "input", (void *)&input_config, CONF_TYPE_SUBCONFIG, 0, 0, 0, NULL},
OPT_INTRANGE("doubleclick-time", input.doubleclick_time, 0, 0, 1000),
OPT_FLAG("joystick", input.use_joystick, CONF_GLOBAL),
OPT_FLAG("lirc", input.use_lirc, CONF_GLOBAL),
OPT_FLAG("lircc", input.use_lircc, CONF_GLOBAL),
#ifdef CONFIG_COCOA
OPT_FLAG("ar", input.use_ar, CONF_GLOBAL),
OPT_FLAG("media-keys", input.use_media_keys, CONF_GLOBAL),
#endif
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{ NULL, NULL, 0, 0, 0, 0, NULL}
};
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static int default_cmd_func(int fd, char *buf, int l);
static const char builtin_input_conf[] =
#include "mpvcore/input/input_conf.h"
;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
static bool test_rect(struct mp_rect *rc, int x, int y)
{
return x >= rc->x0 && y >= rc->y0 && x < rc->x1 && y < rc->y1;
}
static char *get_key_name(int key, char *ret)
{
for (int i = 0; modifier_names[i].name; i++) {
if (modifier_names[i].key & key) {
ret = talloc_asprintf_append_buffer(ret, "%s+",
modifier_names[i].name);
key -= modifier_names[i].key;
}
}
for (int i = 0; key_names[i].name != NULL; i++) {
if (key_names[i].key == key)
return talloc_asprintf_append_buffer(ret, "%s", key_names[i].name);
}
// printable, and valid unicode range
if (key >= 32 && key <= 0x10FFFF)
return mp_append_utf8_buffer(ret, key);
// Print the hex key code
return talloc_asprintf_append_buffer(ret, "%#-8x", key);
}
static char *get_key_combo_name(int *keys, int max)
{
char *ret = talloc_strdup(NULL, "");
while (max > 0) {
ret = get_key_name(*keys, ret);
if (--max && *++keys)
ret = talloc_asprintf_append_buffer(ret, "-");
else
break;
}
return ret;
}
mplayer: turn playtree into a list, and change per-file option handling Summary: - There is no playtree anymore. It's reduced to a simple list. - Options are now always global. You can still have per-file options, but these are optional and require special syntax. - The slave command pt_step has been removed, and playlist_next and playlist_prev added. (See etc/input.conf changes.) This is a user visible incompatible change, and will break slave-mode applications. - The pt_clear slave command is renamed to playlist_clear. - Playtree entries could have multiple files. This is not the case anymore, and playlist entries have always exactly one entry. Whenever something adds more than one file (like ASX playlists or dvd:// or dvdnav:// on the command line), all files are added as separate playlist entries. Note that some of the changes are quite deep and violent. Expect regressions. The playlist parsing code in particular is of low quality. I didn't try to improve it, and merely spent to least effort necessary to keep it somehow working. (Especially ASX playlist handling.) The playtree code was complicated and bloated. It was also barely used. Most users don't even know that mplayer manages the playlist as tree, or how to use it. The most obscure features was probably specifying a tree on command line (with '{' and '}' to create/close tree nodes). It filled the player code with complexity and confused users with weird slave commands like pt_up. Replace the playtree with a simple flat playlist. Playlist parsers that actually return trees are changed to append all files to the playlist pre-order. It used to be the responsibility of the playtree code to change per-file config options. Now this is done by the player core, and the playlist code is free of such details. Options are not per-file by default anymore. This was a very obscure and complicated feature that confused even experienced users. Consider the following command line: mplayer file1.mkv file2.mkv --no-audio file3.mkv This will disable the audio for file2.mkv only, because options are per-file by default. To make the option affect all files, you're supposed to put it before the first file. This is bad, because normally you don't need per-file options. They are very rarely needed, and the only reasonable use cases I can imagine are use of the encode backend (mplayer encode branch), or for debugging. The normal use case is made harder, and the feature is perceived as bug. Even worse, correct usage is hard to explain for users. Make all options global by default. The position of an option isn't significant anymore (except for options that compensate each other, consider --shuffle --no-shuffle). One other important change is that no options are reset anymore if a new file is started. If you change settings with slave mode commands, they will not be changed by playing a new file. (Exceptions include settings that are too file specific, like audio/subtitle stream selection.) There is still some need for per-file options. Debugging and encoding are use cases that profit from per-file options. Per-file profiles (as well as per-protocol and per-VO/AO options) need the implementation related mechanisms to backup and restore options when the playback file changes. Simplify the save-slot stuff, which is possible because there is no hierarchical play tree anymore. Now there's a simple backup field. Add a way to specify per-file options on command line. Example: mplayer f1.mkv -o0 --{ -o1 f2.mkv -o2 f3.mkv --} f4.mkv -o3 will have the following options per file set: f1.mkv, f4.mkv: -o0 -o3 f2.mkv, f3.mkv: -o0 -o3 -o1 -o2 The options --{ and --} start and end per-file options. All files inside the { } will be affected by the options equally (similar to how global options and multiple files are handled). When playback of a file starts, the per-file options are set according to the command line. When playback ends, the per-file options are restored to the values when playback started.
2012-07-31 21:33:26 +02:00
bool mp_input_is_abort_cmd(int cmd_id)
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
{
switch (cmd_id) {
case MP_CMD_QUIT:
mplayer: turn playtree into a list, and change per-file option handling Summary: - There is no playtree anymore. It's reduced to a simple list. - Options are now always global. You can still have per-file options, but these are optional and require special syntax. - The slave command pt_step has been removed, and playlist_next and playlist_prev added. (See etc/input.conf changes.) This is a user visible incompatible change, and will break slave-mode applications. - The pt_clear slave command is renamed to playlist_clear. - Playtree entries could have multiple files. This is not the case anymore, and playlist entries have always exactly one entry. Whenever something adds more than one file (like ASX playlists or dvd:// or dvdnav:// on the command line), all files are added as separate playlist entries. Note that some of the changes are quite deep and violent. Expect regressions. The playlist parsing code in particular is of low quality. I didn't try to improve it, and merely spent to least effort necessary to keep it somehow working. (Especially ASX playlist handling.) The playtree code was complicated and bloated. It was also barely used. Most users don't even know that mplayer manages the playlist as tree, or how to use it. The most obscure features was probably specifying a tree on command line (with '{' and '}' to create/close tree nodes). It filled the player code with complexity and confused users with weird slave commands like pt_up. Replace the playtree with a simple flat playlist. Playlist parsers that actually return trees are changed to append all files to the playlist pre-order. It used to be the responsibility of the playtree code to change per-file config options. Now this is done by the player core, and the playlist code is free of such details. Options are not per-file by default anymore. This was a very obscure and complicated feature that confused even experienced users. Consider the following command line: mplayer file1.mkv file2.mkv --no-audio file3.mkv This will disable the audio for file2.mkv only, because options are per-file by default. To make the option affect all files, you're supposed to put it before the first file. This is bad, because normally you don't need per-file options. They are very rarely needed, and the only reasonable use cases I can imagine are use of the encode backend (mplayer encode branch), or for debugging. The normal use case is made harder, and the feature is perceived as bug. Even worse, correct usage is hard to explain for users. Make all options global by default. The position of an option isn't significant anymore (except for options that compensate each other, consider --shuffle --no-shuffle). One other important change is that no options are reset anymore if a new file is started. If you change settings with slave mode commands, they will not be changed by playing a new file. (Exceptions include settings that are too file specific, like audio/subtitle stream selection.) There is still some need for per-file options. Debugging and encoding are use cases that profit from per-file options. Per-file profiles (as well as per-protocol and per-VO/AO options) need the implementation related mechanisms to backup and restore options when the playback file changes. Simplify the save-slot stuff, which is possible because there is no hierarchical play tree anymore. Now there's a simple backup field. Add a way to specify per-file options on command line. Example: mplayer f1.mkv -o0 --{ -o1 f2.mkv -o2 f3.mkv --} f4.mkv -o3 will have the following options per file set: f1.mkv, f4.mkv: -o0 -o3 f2.mkv, f3.mkv: -o0 -o3 -o1 -o2 The options --{ and --} start and end per-file options. All files inside the { } will be affected by the options equally (similar to how global options and multiple files are handled). When playback of a file starts, the per-file options are set according to the command line. When playback ends, the per-file options are restored to the values when playback started.
2012-07-31 21:33:26 +02:00
case MP_CMD_PLAYLIST_NEXT:
case MP_CMD_PLAYLIST_PREV:
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
return true;
}
return false;
}
static int queue_count_cmds(struct cmd_queue *queue)
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
{
int res = 0;
for (struct mp_cmd *cmd = queue->first; cmd; cmd = cmd->queue_next)
res++;
return res;
}
static bool queue_has_abort_cmds(struct cmd_queue *queue)
{
bool ret = false;
for (struct mp_cmd *cmd = queue->first; cmd; cmd = cmd->queue_next)
if (mp_input_is_abort_cmd(cmd->id)) {
ret = true;
break;
}
return ret;
}
static void queue_remove(struct cmd_queue *queue, struct mp_cmd *cmd)
{
struct mp_cmd **p_prev = &queue->first;
while (*p_prev != cmd) {
p_prev = &(*p_prev)->queue_next;
}
// if this fails, cmd was not in the queue
assert(*p_prev == cmd);
*p_prev = cmd->queue_next;
}
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
static void queue_add(struct cmd_queue *queue, struct mp_cmd *cmd,
bool at_head)
{
if (at_head) {
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
cmd->queue_next = queue->first;
queue->first = cmd;
} else {
struct mp_cmd **p_prev = &queue->first;
while (*p_prev)
p_prev = &(*p_prev)->queue_next;
*p_prev = cmd;
cmd->queue_next = NULL;
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
}
}
static struct mp_cmd *queue_peek(struct cmd_queue *queue)
{
struct mp_cmd *ret = NULL;
ret = queue->first;
return ret;
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
}
static struct input_fd *mp_input_add_fd(struct input_ctx *ictx)
{
if (ictx->num_fds == MP_MAX_FDS) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Too many file descriptors.\n");
return NULL;
}
struct input_fd *fd = &ictx->fds[ictx->num_fds];
*fd = (struct input_fd){
.fd = -1,
};
ictx->num_fds++;
return fd;
}
int mp_input_add_cmd_fd(struct input_ctx *ictx, int unix_fd, int select,
int read_func(int fd, char *dest, int size),
int close_func(int fd))
{
if (select && unix_fd < 0) {
2011-04-25 10:38:46 +02:00
mp_msg(MSGT_INPUT, MSGL_ERR,
"Invalid fd %d in mp_input_add_cmd_fd", unix_fd);
2011-04-25 10:38:46 +02:00
return 0;
}
input_lock(ictx);
struct input_fd *fd = mp_input_add_fd(ictx);
if (fd) {
fd->fd = unix_fd;
fd->select = select;
fd->read_cmd = read_func ? read_func : default_cmd_func;
fd->close_func = close_func;
}
input_unlock(ictx);
return !!fd;
}
int mp_input_add_key_fd(struct input_ctx *ictx, int unix_fd, int select,
int read_func(void *ctx, int fd),
int close_func(int fd), void *ctx)
{
if (select && unix_fd < 0) {
mp_msg(MSGT_INPUT, MSGL_ERR,
"Invalid fd %d in mp_input_add_key_fd", unix_fd);
return 0;
2011-04-25 10:38:46 +02:00
}
assert(read_func);
2011-04-25 10:38:46 +02:00
input_lock(ictx);
struct input_fd *fd = mp_input_add_fd(ictx);
if (fd) {
fd->fd = unix_fd;
fd->select = select;
fd->read_key = read_func;
fd->close_func = close_func;
fd->ctx = ctx;
}
input_unlock(ictx);
return !!fd;
}
static void mp_input_rm_fd(struct input_ctx *ictx, int fd)
{
struct input_fd *fds = ictx->fds;
2011-04-25 10:38:46 +02:00
unsigned int i;
for (i = 0; i < ictx->num_fds; i++) {
if (fds[i].fd == fd)
2011-04-25 10:38:46 +02:00
break;
}
if (i == ictx->num_fds)
2011-04-25 10:38:46 +02:00
return;
if (fds[i].close_func)
fds[i].close_func(fds[i].fd);
talloc_free(fds[i].buffer);
2011-04-25 10:38:46 +02:00
if (i + 1 < ictx->num_fds)
memmove(&fds[i], &fds[i + 1],
(ictx->num_fds - i - 1) * sizeof(struct input_fd));
ictx->num_fds--;
}
void mp_input_rm_key_fd(struct input_ctx *ictx, int fd)
{
input_lock(ictx);
mp_input_rm_fd(ictx, fd);
input_unlock(ictx);
}
static int parse_cycle_dir(const struct m_option *opt, struct bstr name,
struct bstr param, void *dst)
2011-04-25 10:38:46 +02:00
{
double val;
if (bstrcmp0(param, "up") == 0) {
val = +1;
} else if (bstrcmp0(param, "down") == 0) {
val = -1;
} else {
return m_option_type_double.parse(opt, name, param, dst);
}
*(double *)dst = val;
return 1;
}
static bool read_token(bstr str, bstr *out_rest, bstr *out_token)
{
bstr t = bstr_lstrip(str);
int next = bstrcspn(t, WHITESPACE "#");
// Handle comments
if (t.len && t.start[next] == '#')
t = bstr_splice(t, 0, next);
if (!t.len)
return false;
*out_token = bstr_splice(t, 0, next);
*out_rest = bstr_cut(t, next);
return true;
}
static bool eat_token(bstr *str, const char *tok)
{
bstr rest, token;
if (read_token(*str, &rest, &token) && bstrcmp0(token, tok) == 0) {
*str = rest;
return true;
}
return false;
}
static bool read_escaped_string(void *talloc_ctx, bstr *str, bstr *literal)
{
bstr t = *str;
char *new = talloc_strdup(talloc_ctx, "");
while (t.len) {
if (t.start[0] == '"')
break;
if (t.start[0] == '\\') {
t = bstr_cut(t, 1);
if (!mp_parse_escape(&t, &new))
goto error;
} else {
new = talloc_strndup_append_buffer(new, t.start, 1);
t = bstr_cut(t, 1);
}
}
int len = str->len - t.len;
*literal = new ? bstr0(new) : bstr_splice(*str, 0, len);
*str = bstr_cut(*str, len);
return true;
error:
talloc_free(new);
return false;
}
// If dest is non-NULL when calling this function, append the command to the
// list formed by dest->queue_next, otherwise just set *dest = new_cmd;
static int parse_cmd(struct mp_cmd **dest, bstr str, const char *loc)
2011-04-25 10:38:46 +02:00
{
int pausing = 0;
int on_osd = MP_ON_OSD_AUTO;
bool raw_args = false;
struct mp_cmd *cmd = NULL;
bstr start = str;
bstr next = {0};
void *tmp = talloc_new(NULL);
str = bstr_lstrip(str);
for (const struct legacy_cmd *entry = legacy_cmds; entry->old; entry++) {
bstr old = bstr0(entry->old);
bool silent = bstr_eatstart0(&old, "!");
if (bstrcasecmp(bstr_splice(str, 0, old.len), old) == 0) {
if (!silent) {
mp_tmsg(MSGT_INPUT, MSGL_WARN, "Warning: command '%.*s' is "
"deprecated, replaced with '%s' at %s.\n",
BSTR_P(old), entry->new, loc);
}
bstr s = bstr_cut(str, old.len);
str = bstr0(talloc_asprintf(tmp, "%s%.*s", entry->new, BSTR_P(s)));
start = str;
2011-04-25 10:38:46 +02:00
break;
}
}
while (1) {
if (eat_token(&str, "pausing")) {
pausing = 1;
} else if (eat_token(&str, "pausing_keep")) {
pausing = 2;
} else if (eat_token(&str, "pausing_toggle")) {
pausing = 3;
} else if (eat_token(&str, "pausing_keep_force")) {
pausing = 4;
} else if (eat_token(&str, "no-osd")) {
on_osd = MP_ON_OSD_NO;
} else if (eat_token(&str, "osd-bar")) {
on_osd = MP_ON_OSD_BAR;
} else if (eat_token(&str, "osd-msg")) {
on_osd = MP_ON_OSD_MSG;
} else if (eat_token(&str, "osd-msg-bar")) {
on_osd = MP_ON_OSD_MSG | MP_ON_OSD_BAR;
} else if (eat_token(&str, "osd-auto")) {
// default
} else if (eat_token(&str, "raw")) {
raw_args = true;
} else if (eat_token(&str, "expand-properties")) {
// default
} else {
break;
}
}
int cmd_idx = 0;
while (mp_cmds[cmd_idx].name != NULL) {
if (eat_token(&str, mp_cmds[cmd_idx].name))
2011-04-25 10:38:46 +02:00
break;
cmd_idx++;
}
2011-04-25 10:38:46 +02:00
if (mp_cmds[cmd_idx].name == NULL) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command '%.*s' not found.\n",
BSTR_P(str));
goto error;
}
cmd = talloc_ptrtype(NULL, cmd);
*cmd = mp_cmds[cmd_idx];
cmd->scale = 1;
cmd->pausing = pausing;
cmd->on_osd = on_osd;
cmd->raw_args = raw_args;
2011-04-25 10:38:46 +02:00
for (int i = 0; i < MP_CMD_MAX_ARGS; i++) {
struct mp_cmd_arg *cmdarg = &cmd->args[i];
if (!cmdarg->type.type)
2011-04-25 10:38:46 +02:00
break;
str = bstr_lstrip(str);
if (eat_token(&str, ";")) {
next = str;
str.len = 0;
break;
}
cmd->nargs++;
bstr arg = {0};
if (bstr_eatstart0(&str, "\"")) {
if (!read_escaped_string(tmp, &str, &arg)) {
2011-04-25 10:38:46 +02:00
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d "
"has broken string escapes.\n", cmd->name, i + 1);
goto error;
2011-04-25 10:38:46 +02:00
}
if (!bstr_eatstart0(&str, "\"")) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d is "
"unterminated.\n", cmd->name, i + 1);
goto error;
2011-04-25 10:38:46 +02:00
}
} else {
if (!read_token(str, &str, &arg))
break;
if (cmdarg->optional && bstrcmp0(arg, "-") == 0)
continue;
2011-04-25 10:38:46 +02:00
}
// Prevent option API from trying to deallocate static strings
cmdarg->v = ((struct mp_cmd_arg) {{0}}).v;
int r = m_option_parse(&cmdarg->type, bstr0(cmd->name), arg, &cmdarg->v);
if (r < 0) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d "
"can't be parsed: %s.\n", cmd->name, i + 1,
m_option_strerror(r));
goto error;
2011-04-25 10:38:46 +02:00
}
if (cmdarg->type.type == &m_option_type_string)
cmdarg->v.s = talloc_steal(cmd, cmdarg->v.s);
2011-04-25 10:38:46 +02:00
}
if (eat_token(&str, ";")) {
next = str;
str.len = 0;
}
bstr dummy;
if (read_token(str, &dummy, &dummy)) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s has trailing unused "
"arguments: '%.*s'.\n", cmd->name, BSTR_P(str));
// Better make it fatal to make it clear something is wrong.
goto error;
2011-04-25 10:38:46 +02:00
}
int min_args = 0;
while (min_args < MP_CMD_MAX_ARGS && cmd->args[min_args].type.type
&& !cmd->args[min_args].optional)
{
min_args++;
}
if (cmd->nargs < min_args) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s requires at least %d "
"arguments, we found only %d so far.\n", cmd->name, min_args,
cmd->nargs);
goto error;
2011-04-25 10:38:46 +02:00
}
bstr orig = (bstr) {start.start, str.start - start.start};
cmd->original = bstrdup(cmd, bstr_strip(orig));
while (*dest)
dest = &(*dest)->queue_next;
*dest = cmd;
next = bstr_strip(next);
if (next.len) {
if (parse_cmd(dest, next, loc) < 0) {
*dest = NULL;
goto error;
}
}
talloc_free(tmp);
return 1;
error:
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command was defined at %s.\n", loc);
talloc_free(cmd);
talloc_free(tmp);
return -1;
}
mp_cmd_t *mp_input_parse_cmd(bstr str, const char *loc)
{
struct mp_cmd *cmd = NULL;
if (parse_cmd(&cmd, str, loc) < 0) {
assert(!cmd);
}
// Other input.c code uses queue_next for its own purposes, so explicitly
// wrap lists in a pseudo-command.
if (cmd && cmd->queue_next) {
struct mp_cmd *list = talloc_ptrtype(NULL, list);
*list = (struct mp_cmd) {
.id = MP_CMD_COMMAND_LIST,
.name = "list",
.original = bstrdup(list, str),
};
list->args[0].v.p = cmd;
while (cmd) {
talloc_steal(list, cmd);
cmd = cmd->queue_next;
}
cmd = list;
}
return cmd;
}
#define MP_CMD_MAX_SIZE 4096
static int read_cmd(struct input_fd *mp_fd, char **ret)
{
2011-04-25 10:38:46 +02:00
char *end;
*ret = NULL;
// Allocate the buffer if it doesn't exist
if (!mp_fd->buffer) {
mp_fd->buffer = talloc_size(NULL, MP_CMD_MAX_SIZE);
mp_fd->pos = 0;
mp_fd->size = MP_CMD_MAX_SIZE;
}
2011-04-25 10:38:46 +02:00
// Get some data if needed/possible
while (!mp_fd->got_cmd && !mp_fd->eof && (mp_fd->size - mp_fd->pos > 1)) {
int r = mp_fd->read_cmd(mp_fd->fd, mp_fd->buffer + mp_fd->pos,
mp_fd->size - 1 - mp_fd->pos);
2011-04-25 10:38:46 +02:00
// Error ?
if (r < 0) {
switch (r) {
case MP_INPUT_ERROR:
case MP_INPUT_DEAD:
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Error while reading "
"command file descriptor %d: %s\n",
mp_fd->fd, strerror(errno));
case MP_INPUT_NOTHING:
return r;
case MP_INPUT_RETRY:
continue;
}
// EOF ?
} else if (r == 0) {
mp_fd->eof = 1;
break;
}
mp_fd->pos += r;
break;
}
2011-04-25 10:38:46 +02:00
mp_fd->got_cmd = 0;
while (1) {
int l = 0;
// Find the cmd end
mp_fd->buffer[mp_fd->pos] = '\0';
end = strchr(mp_fd->buffer, '\r');
if (end)
*end = '\n';
end = strchr(mp_fd->buffer, '\n');
// No cmd end ?
if (!end) {
// If buffer is full we must drop all until the next \n
if (mp_fd->size - mp_fd->pos <= 1) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command buffer of file "
"descriptor %d is full: dropping content.\n",
mp_fd->fd);
mp_fd->pos = 0;
mp_fd->drop = 1;
}
break;
}
// We already have a cmd : set the got_cmd flag
else if ((*ret)) {
mp_fd->got_cmd = 1;
break;
}
2011-04-25 10:38:46 +02:00
l = end - mp_fd->buffer;
2011-04-25 10:38:46 +02:00
// Not dropping : put the cmd in ret
if (!mp_fd->drop)
*ret = talloc_strndup(NULL, mp_fd->buffer, l);
else
mp_fd->drop = 0;
mp_fd->pos -= l + 1;
memmove(mp_fd->buffer, end + 1, mp_fd->pos);
}
if (*ret)
return 1;
else
return MP_INPUT_NOTHING;
}
2011-04-25 10:38:46 +02:00
static int default_cmd_func(int fd, char *buf, int l)
{
2011-04-25 10:38:46 +02:00
while (1) {
int r = read(fd, buf, l);
// Error ?
if (r < 0) {
if (errno == EINTR)
continue;
else if (errno == EAGAIN)
return MP_INPUT_NOTHING;
return MP_INPUT_ERROR;
// EOF ?
}
return r;
}
}
2013-07-13 08:42:14 +02:00
#ifndef __MINGW32__
static int read_wakeup(void *ctx, int fd)
{
char buf[100];
read(fd, buf, sizeof(buf));
return MP_INPUT_NOTHING;
}
2013-07-13 08:42:14 +02:00
#endif
static bool bind_matches_key(struct cmd_bind *bind, int n, const int *keys);
static void append_bind_info(char **pmsg, struct cmd_bind *bind)
{
char *msg = *pmsg;
struct mp_cmd *cmd = mp_input_parse_cmd(bstr0(bind->cmd), bind->location);
bstr stripped = cmd ? cmd->original : bstr0(bind->cmd);
msg = talloc_asprintf_append(msg, " '%.*s'", BSTR_P(stripped));
if (!cmd)
msg = talloc_asprintf_append(msg, " (invalid)");
if (strcmp(bind->owner->section, "default") != 0)
msg = talloc_asprintf_append(msg, " in section {%s}",
bind->owner->section);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
msg = talloc_asprintf_append(msg, " in %s", bind->location);
if (bind->is_builtin)
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
msg = talloc_asprintf_append(msg, " (default)");
talloc_free(cmd);
*pmsg = msg;
}
static mp_cmd_t *handle_test(struct input_ctx *ictx, int n, int *keys)
{
char *key_buf = get_key_combo_name(keys, n);
// "$>" to disable property substitution when invoking "show_text"
char *msg = talloc_asprintf(NULL, "$>Key %s is bound to:\n", key_buf);
talloc_free(key_buf);
int count = 0;
for (struct cmd_bind_section *bs = ictx->cmd_bind_sections;
bs; bs = bs->next)
{
for (int i = 0; i < bs->num_binds; i++) {
if (bind_matches_key(&bs->binds[i], n, keys)) {
count++;
msg = talloc_asprintf_append(msg, "%d. ", count);
append_bind_info(&msg, &bs->binds[i]);
msg = talloc_asprintf_append(msg, "\n");
}
}
}
if (!count)
msg = talloc_asprintf_append(msg, "(nothing)");
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
mp_msg(MSGT_INPUT, MSGL_V, "[input] %s\n", msg);
mp_cmd_t *res = mp_input_parse_cmd(bstr0("show_text \"\""), "");
res->args[0].v.s = talloc_steal(res, msg);
return res;
}
static bool bind_matches_key(struct cmd_bind *bind, int num_keys, const int *keys)
{
if (bind->num_keys != num_keys)
return false;
for (int i = 0; i < num_keys; i++) {
if (bind->keys[i] != keys[i])
return false;
}
return true;
}
static struct cmd_bind_section *get_bind_section(struct input_ctx *ictx,
bstr section)
{
struct cmd_bind_section *bind_section = ictx->cmd_bind_sections;
2011-04-25 10:38:46 +02:00
if (section.len == 0)
section = bstr0("default");
2011-04-25 10:38:46 +02:00
while (bind_section) {
if (bstrcmp0(section, bind_section->section) == 0)
2011-04-25 10:38:46 +02:00
return bind_section;
if (bind_section->next == NULL)
break;
bind_section = bind_section->next;
}
if (bind_section) {
bind_section->next = talloc_ptrtype(ictx, bind_section->next);
bind_section = bind_section->next;
} else {
ictx->cmd_bind_sections = talloc_ptrtype(ictx, ictx->cmd_bind_sections);
bind_section = ictx->cmd_bind_sections;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
*bind_section = (struct cmd_bind_section) {
.section = bstrdup0(bind_section, section),
};
2011-04-25 10:38:46 +02:00
return bind_section;
}
static struct cmd_bind *find_bind_for_key_section(struct input_ctx *ictx,
char *section,
int num_keys, int *keys)
{
struct cmd_bind_section *bs = get_bind_section(ictx, bstr0(section));
if (!num_keys || !bs->num_binds)
return NULL;
// Prefer user-defined keys over builtin bindings
for (int builtin = 0; builtin < 2; builtin++) {
if (builtin && !ictx->default_bindings)
break;
for (int n = 0; n < bs->num_binds; n++) {
if (bs->binds[n].is_builtin == (bool)builtin &&
bind_matches_key(&bs->binds[n], num_keys, keys))
return &bs->binds[n];
}
}
return NULL;
}
static bool any_mouse_buttons_down(int num_keys, int *keys)
{
for (int n = 0; n < num_keys; n++) {
if (MP_KEY_IS_MOUSE_BTN_SINGLE(keys[n]))
return true;
}
return false;
}
static bool depends_on_mouse_pos(int num_keys, int *keys)
{
for (int n = 0; n < num_keys; n++) {
if (MP_KEY_DEPENDS_ON_MOUSE_POS(keys[n]))
return true;
}
return false;
}
static struct cmd_bind *find_any_bind_for_key(struct input_ctx *ictx,
char *force_section,
int n, int *keys)
{
if (force_section)
return find_bind_for_key_section(ictx, force_section, n, keys);
bool use_mouse = depends_on_mouse_pos(n, keys);
// Check global state, because MOUSE_MOVE in particular does not include
// the global state in n/keys.
bool mouse_down = any_mouse_buttons_down(ictx->num_key_down, ictx->key_down);
// First look whether a mouse section is capturing all mouse input
// exclusively (regardless of the active section stack order).
if (use_mouse && mouse_down) {
struct cmd_bind *bind =
find_bind_for_key_section(ictx, ictx->mouse_section, n, keys);
if (bind)
return bind;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
for (int i = ictx->num_active_sections - 1; i >= 0; i--) {
struct active_section *s = &ictx->active_sections[i];
struct cmd_bind *bind = find_bind_for_key_section(ictx, s->name, n, keys);
if (bind) {
struct cmd_bind_section *bs = bind->owner;
if (!use_mouse || !bs->mouse_area_set ||
test_rect(&bs->mouse_area, ictx->mouse_vo_x, ictx->mouse_vo_y))
return bind;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
}
if (s->flags & MP_INPUT_EXCLUSIVE)
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
break;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
return NULL;
}
static mp_cmd_t *get_cmd_from_keys(struct input_ctx *ictx, char *force_section,
int n, int *keys)
{
if (ictx->test)
return handle_test(ictx, n, keys);
struct cmd_bind *cmd = find_any_bind_for_key(ictx, force_section, n, keys);
if (cmd == NULL && n > 1) {
// Hitting two keys at once, and if there's no binding for this
// combination, the key hit last should be checked.
cmd = find_any_bind_for_key(ictx, force_section, 1, (int[]){keys[n - 1]});
}
2011-04-25 10:38:46 +02:00
if (cmd == NULL) {
char *key_buf = get_key_combo_name(keys, n);
mp_tmsg(MSGT_INPUT, MSGL_WARN,
"No bind found for key '%s'.\n", key_buf);
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talloc_free(key_buf);
return NULL;
}
mp_cmd_t *ret = mp_input_parse_cmd(bstr0(cmd->cmd), cmd->location);
if (ret) {
ret->input_section = cmd->owner->section;
} else {
char *key_buf = get_key_combo_name(keys, n);
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Invalid command for bound key '%s': '%s'\n", key_buf, cmd->cmd);
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talloc_free(key_buf);
}
2011-04-25 10:38:46 +02:00
return ret;
}
static void update_mouse_section(struct input_ctx *ictx)
{
struct cmd_bind *cmd =
find_any_bind_for_key(ictx, NULL, 1, (int[]){MP_KEY_MOUSE_MOVE});
char *new_section = cmd ? cmd->owner->section : "default";
char *old = ictx->mouse_section;
ictx->mouse_section = new_section;
if (strcmp(old, ictx->mouse_section) != 0) {
struct mp_cmd *cmd =
get_cmd_from_keys(ictx, old, 1, (int[]){MP_KEY_MOUSE_LEAVE});
if (cmd)
add_key_cmd(ictx, cmd);
}
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
static void release_down_cmd(struct input_ctx *ictx)
{
if (ictx->current_down_cmd && ictx->current_down_cmd->key_up_follows) {
ictx->current_down_cmd->key_up_follows = false;
queue_add(&ictx->key_cmd_queue, ictx->current_down_cmd, false);
} else {
talloc_free(ictx->current_down_cmd);
}
ictx->current_down_cmd = NULL;
ictx->last_key_down = 0;
ictx->ar_state = -1;
}
static int find_key_down(struct input_ctx *ictx, int code)
{
code &= ~(MP_KEY_STATE_UP | MP_KEY_STATE_DOWN);
for (int j = 0; j < ictx->num_key_down; j++) {
if (ictx->key_down[j] == code)
return j;
}
return -1;
}
static void remove_key_down(struct input_ctx *ictx, int code)
{
int index = find_key_down(ictx, code);
if (index >= 0) {
memmove(&ictx->key_down[index], &ictx->key_down[index + 1],
(ictx->num_key_down - (index + 1)) * sizeof(int));
ictx->num_key_down -= 1;
}
}
static mp_cmd_t *interpret_key(struct input_ctx *ictx, int code)
{
/* On normal keyboards shift changes the character code of non-special
* keys, so don't count the modifier separately for those. In other words
* we want to have "a" and "A" instead of "a" and "Shift+A"; but a separate
* shift modifier is still kept for special keys like arrow keys.
*/
int unmod = code & ~MP_KEY_MODIFIER_MASK;
if (unmod >= 32 && unmod < MP_KEY_BASE)
code &= ~MP_KEY_MODIFIER_SHIFT;
if (!(code & MP_KEY_STATE_UP) && ictx->num_key_down >= MP_MAX_KEY_DOWN) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Too many key down events "
"at the same time\n");
return NULL;
}
bool key_was_down = find_key_down(ictx, code) >= 0;
if (code & MP_KEY_STATE_DOWN) {
2011-04-25 10:38:46 +02:00
// Check if we don't already have this key as pushed
if (key_was_down)
2011-04-25 10:38:46 +02:00
return NULL;
// Cancel current down-event (there can be only one)
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
release_down_cmd(ictx);
ictx->key_down[ictx->num_key_down] = code & ~MP_KEY_STATE_DOWN;
2011-04-25 10:38:46 +02:00
ictx->num_key_down++;
update_mouse_section(ictx);
ictx->last_key_down = mp_time_us();
2011-04-25 10:38:46 +02:00
ictx->ar_state = 0;
ictx->current_down_cmd = get_cmd_from_keys(ictx, NULL, ictx->num_key_down,
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
ictx->key_down);
if (ictx->current_down_cmd && (code & MP_KEY_EMIT_ON_UP))
ictx->current_down_cmd->key_up_follows = true;
return mp_cmd_clone(ictx->current_down_cmd);
} else if (code & MP_KEY_STATE_UP) {
if (key_was_down) {
remove_key_down(ictx, code);
release_down_cmd(ictx);
2011-04-25 10:38:46 +02:00
}
update_mouse_section(ictx);
return NULL;
} else {
// Press of key with no separate down/up events
if (key_was_down) {
// Mixing press events and up/down with the same key is not allowed
mp_tmsg(MSGT_INPUT, MSGL_WARN, "Mixing key presses and up/down.\n");
}
update_mouse_section(ictx);
// Add temporarily (include ongoing down/up events)
int num_key_down = ictx->num_key_down;
int key_down[MP_MAX_KEY_DOWN];
memcpy(key_down, ictx->key_down, num_key_down * sizeof(int));
// Assume doubleclick events never use down/up, while button events do
if (MP_KEY_IS_MOUSE_BTN_DBL(code)) {
// Don't emit "MOUSE_BTN0+MOUSE_BTN0_DBL", just "MOUSE_BTN0_DBL"
int btn = code - MP_MOUSE_BTN0_DBL + MP_MOUSE_BTN0;
if (!num_key_down || key_down[num_key_down - 1] != btn)
return NULL;
key_down[num_key_down - 1] = code;
} else {
key_down[num_key_down] = code;
num_key_down++;
}
return get_cmd_from_keys(ictx, NULL, num_key_down, key_down);
}
}
static mp_cmd_t *check_autorepeat(struct input_ctx *ictx)
{
2011-04-25 10:38:46 +02:00
// No input : autorepeat ?
if (ictx->ar_rate > 0 && ictx->ar_state >= 0 && ictx->num_key_down > 0
&& !(ictx->key_down[ictx->num_key_down - 1] & MP_NO_REPEAT_KEY)) {
int64_t t = mp_time_us();
if (ictx->last_ar + 2000000 < t)
ictx->last_ar = t;
2011-04-25 10:38:46 +02:00
// First time : wait delay
if (ictx->ar_state == 0
&& (t - ictx->last_key_down) >= ictx->ar_delay * 1000)
{
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
if (!ictx->current_down_cmd) {
2011-04-25 10:38:46 +02:00
ictx->ar_state = -1;
return NULL;
}
ictx->ar_state = 1;
ictx->last_ar = ictx->last_key_down + ictx->ar_delay * 1000;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
return mp_cmd_clone(ictx->current_down_cmd);
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// Then send rate / sec event
} else if (ictx->ar_state == 1
&& (t - ictx->last_ar) >= 1000000 / ictx->ar_rate) {
ictx->last_ar += 1000000 / ictx->ar_rate;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
return mp_cmd_clone(ictx->current_down_cmd);
2011-04-25 10:38:46 +02:00
}
}
2011-04-25 10:38:46 +02:00
return NULL;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
static void add_key_cmd(struct input_ctx *ictx, struct mp_cmd *cmd)
{
struct cmd_queue *queue = &ictx->key_cmd_queue;
if (queue_count_cmds(queue) >= ictx->key_fifo_size &&
(!mp_input_is_abort_cmd(cmd->id) || queue_has_abort_cmds(queue)))
{
talloc_free(cmd);
return;
}
queue_add(queue, cmd, false);
}
// Whether a command can deal with redundant key up events.
static bool key_updown_ok(enum mp_command_type cmd)
{
switch (cmd) {
default:
return false;
}
}
static void mp_input_feed_key(struct input_ctx *ictx, int code)
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
{
ictx->got_new_events = true;
if (code == MP_INPUT_RELEASE_ALL) {
mp_msg(MSGT_INPUT, MSGL_V, "input: release all\n");
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
ictx->num_key_down = 0;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
release_down_cmd(ictx);
update_mouse_section(ictx);
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
return;
}
int unmod = code & ~MP_KEY_MODIFIER_MASK;
if (MP_KEY_DEPENDS_ON_MOUSE_POS(unmod))
ictx->mouse_event_counter++;
mp_msg(MSGT_INPUT, MSGL_V, "input: key code=%#x\n", code);
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
struct mp_cmd *cmd = interpret_key(ictx, code);
if (!cmd)
return;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
// Prevent redundant key-down events from being added to the queue. In some
// cases (like MP_CMD_SEEK commands), duplicated events might severely
// confuse the frontend.
if (cmd->key_up_follows && !key_updown_ok(cmd->id)) {
talloc_free(cmd);
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
return;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
add_key_cmd(ictx, cmd);
}
void mp_input_put_key(struct input_ctx *ictx, int code)
{
input_lock(ictx);
double now = mp_time_sec();
int doubleclick_time = ictx->doubleclick_time;
// ignore system-doubleclick if we generate these events ourselves
int unmod = code & ~MP_KEY_MODIFIER_MASK;
if (doubleclick_time && MP_KEY_IS_MOUSE_BTN_DBL(unmod)) {
input_unlock(ictx);
return;
}
mp_input_feed_key(ictx, code);
if (code & MP_KEY_STATE_DOWN) {
code &= ~MP_KEY_STATE_DOWN;
if (ictx->last_doubleclick_key_down == code
&& now - ictx->last_doubleclick_time < doubleclick_time / 1000.0)
{
if (code >= MP_MOUSE_BTN0 && code <= MP_MOUSE_BTN2)
mp_input_feed_key(ictx, code - MP_MOUSE_BTN0 + MP_MOUSE_BTN0_DBL);
}
ictx->last_doubleclick_key_down = code;
ictx->last_doubleclick_time = now;
}
input_unlock(ictx);
}
void mp_input_put_key_utf8(struct input_ctx *ictx, int mods, struct bstr t)
{
while (t.len) {
int code = bstr_decode_utf8(t, &t);
if (code < 0)
break;
mp_input_put_key(ictx, code | mods);
}
}
void mp_input_put_axis(struct input_ctx *ictx, int direction, double value)
{
input_lock(ictx);
struct mp_cmd *cmd = interpret_key(ictx, direction);
if (cmd) {
cmd->scale = value;
ictx->got_new_events = true;
add_key_cmd(ictx, cmd);
}
input_unlock(ictx);
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
void mp_input_set_mouse_pos(struct input_ctx *ictx, int x, int y)
{
input_lock(ictx);
// we're already there
if (ictx->mouse_vo_x == x && ictx->mouse_vo_y == y) {
input_unlock(ictx);
return;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
ictx->mouse_event_counter++;
ictx->mouse_vo_x = x;
ictx->mouse_vo_y = y;
update_mouse_section(ictx);
struct mp_cmd *cmd =
get_cmd_from_keys(ictx, NULL, 1, (int[]){MP_KEY_MOUSE_MOVE});
if (cmd) {
cmd->mouse_move = true;
cmd->mouse_x = x;
cmd->mouse_y = y;
add_key_cmd(ictx, cmd);
}
input_unlock(ictx);
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
}
static void read_cmd_fd(struct input_ctx *ictx, struct input_fd *cmd_fd)
{
int r;
char *text;
while ((r = read_cmd(cmd_fd, &text)) >= 0) {
ictx->got_new_events = true;
struct mp_cmd *cmd = mp_input_parse_cmd(bstr0(text), "<pipe>");
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
talloc_free(text);
if (cmd)
queue_add(&ictx->control_cmd_queue, cmd, false);
if (!cmd_fd->got_cmd)
return;
}
if (r == MP_INPUT_ERROR)
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Error on command file descriptor %d\n",
cmd_fd->fd);
else if (r == MP_INPUT_DEAD)
cmd_fd->dead = true;
}
static void read_key_fd(struct input_ctx *ictx, struct input_fd *key_fd)
{
int code = key_fd->read_key(key_fd->ctx, key_fd->fd);
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
if (code >= 0 || code == MP_INPUT_RELEASE_ALL) {
mp_input_feed_key(ictx, code);
return;
}
if (code == MP_INPUT_ERROR)
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Error on key input file descriptor %d\n", key_fd->fd);
else if (code == MP_INPUT_DEAD) {
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Dead key input on file descriptor %d\n", key_fd->fd);
key_fd->dead = true;
}
}
static void read_fd(struct input_ctx *ictx, struct input_fd *fd)
{
if (fd->read_cmd) {
read_cmd_fd(ictx, fd);
} else {
read_key_fd(ictx, fd);
}
}
static void remove_dead_fds(struct input_ctx *ictx)
{
for (int i = 0; i < ictx->num_fds; i++) {
if (ictx->fds[i].dead) {
mp_input_rm_fd(ictx, ictx->fds[i].fd);
2011-04-25 10:38:46 +02:00
i--;
}
}
}
#ifdef HAVE_POSIX_SELECT
static void input_wait_read(struct input_ctx *ictx, int time)
{
fd_set fds;
FD_ZERO(&fds);
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
int max_fd = 0;
for (int i = 0; i < ictx->num_fds; i++) {
2013-07-14 15:37:39 +02:00
if (!ictx->fds[i].select)
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
continue;
if (ictx->fds[i].fd > max_fd)
max_fd = ictx->fds[i].fd;
FD_SET(ictx->fds[i].fd, &fds);
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
}
struct timeval tv, *time_val;
tv.tv_sec = time / 1000;
tv.tv_usec = (time % 1000) * 1000;
time_val = &tv;
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
if (select(max_fd + 1, &fds, NULL, NULL, time_val) < 0) {
if (errno != EINTR)
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Select error: %s\n",
strerror(errno));
FD_ZERO(&fds);
}
for (int i = 0; i < ictx->num_fds; i++) {
2013-07-14 15:37:39 +02:00
if (ictx->fds[i].select && !FD_ISSET(ictx->fds[i].fd, &fds))
continue;
read_fd(ictx, &ictx->fds[i]);
}
}
#else
static void input_wait_read(struct input_ctx *ictx, int time)
{
if (time > 0)
mp_sleep_us(time * 1000);
for (int i = 0; i < ictx->num_fds; i++)
read_fd(ictx, &ictx->fds[i]);
}
#endif
/**
* \param time time to wait at most for an event in milliseconds
*/
static void read_events(struct input_ctx *ictx, int time)
{
if (ictx->num_key_down) {
time = FFMIN(time, 1000 / ictx->ar_rate);
time = FFMIN(time, ictx->ar_delay);
}
time = FFMAX(time, 0);
while (1) {
if (ictx->got_new_events)
time = 0;
ictx->got_new_events = false;
remove_dead_fds(ictx);
if (time) {
for (int i = 0; i < ictx->num_fds; i++) {
if (!ictx->fds[i].select)
read_fd(ictx, &ictx->fds[i]);
}
}
if (ictx->got_new_events)
time = 0;
input_wait_read(ictx, time);
// Read until all input FDs are empty
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
if (!ictx->got_new_events)
break;
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
}
}
static void read_all_events(struct input_ctx *ictx, int time)
{
getch2_poll();
read_events(ictx, time);
}
2011-04-25 10:38:46 +02:00
int mp_input_queue_cmd(struct input_ctx *ictx, mp_cmd_t *cmd)
{
input_lock(ictx);
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
ictx->got_new_events = true;
if (cmd)
queue_add(&ictx->control_cmd_queue, cmd, false);
input_unlock(ictx);
2011-04-25 10:38:46 +02:00
return 1;
}
/**
* \param peek_only when set, the returned command stays in the queue.
* Do not free the returned cmd whe you set this!
*/
mp_cmd_t *mp_input_get_cmd(struct input_ctx *ictx, int time, int peek_only)
{
input_lock(ictx);
if (async_quit_request) {
struct mp_cmd *cmd = mp_input_parse_cmd(bstr0("quit 1"), "");
queue_add(&ictx->control_cmd_queue, cmd, true);
}
2011-04-25 10:38:46 +02:00
if (ictx->control_cmd_queue.first || ictx->key_cmd_queue.first)
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
time = 0;
read_all_events(ictx, time);
struct cmd_queue *queue = &ictx->control_cmd_queue;
if (!queue->first)
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
2011-07-17 03:47:50 +02:00
queue = &ictx->key_cmd_queue;
if (!queue->first) {
struct mp_cmd *repeated = check_autorepeat(ictx);
if (repeated)
queue_add(queue, repeated, false);
}
struct mp_cmd *ret = queue_peek(queue);
if (ret && !peek_only) {
queue_remove(queue, ret);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
if (ret->mouse_move) {
ictx->mouse_x = ret->mouse_x;
ictx->mouse_y = ret->mouse_y;
}
}
input_unlock(ictx);
2011-04-25 10:38:46 +02:00
return ret;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
void mp_input_get_mouse_pos(struct input_ctx *ictx, int *x, int *y)
{
input_lock(ictx);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
*x = ictx->mouse_x;
*y = ictx->mouse_y;
input_unlock(ictx);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
}
void mp_cmd_free(mp_cmd_t *cmd)
{
talloc_free(cmd);
}
mp_cmd_t *mp_cmd_clone(mp_cmd_t *cmd)
{
2011-04-25 10:38:46 +02:00
mp_cmd_t *ret;
int i;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
if (!cmd)
return NULL;
2011-04-25 10:38:46 +02:00
ret = talloc_memdup(NULL, cmd, sizeof(mp_cmd_t));
ret->name = talloc_strdup(ret, cmd->name);
for (i = 0; i < MP_CMD_MAX_ARGS; i++) {
if (cmd->args[i].type.type == &m_option_type_string)
2011-04-25 10:38:46 +02:00
ret->args[i].v.s = talloc_strdup(ret, cmd->args[i].v.s);
}
if (cmd->id == MP_CMD_COMMAND_LIST) {
struct mp_cmd *prev = NULL;
for (struct mp_cmd *sub = cmd->args[0].v.p; sub; sub = sub->queue_next) {
sub = mp_cmd_clone(sub);
talloc_steal(ret, sub);
if (prev) {
prev->queue_next = sub;
} else {
ret->args[0].v.p = sub;
}
prev = sub;
}
}
2011-04-25 10:38:46 +02:00
return ret;
}
int mp_input_get_key_from_name(const char *name)
{
int modifiers = 0;
const char *p;
while ((p = strchr(name, '+'))) {
for (struct key_name *m = modifier_names; m->name; m++)
if (!bstrcasecmp(bstr0(m->name),
(struct bstr){(char *)name, p - name})) {
modifiers |= m->key;
goto found;
}
if (!strcmp(name, "+"))
return '+' + modifiers;
return -1;
2011-04-25 10:38:46 +02:00
found:
name = p + 1;
}
struct bstr bname = bstr0(name);
struct bstr rest;
int code = bstr_decode_utf8(bname, &rest);
if (code >= 0 && rest.len == 0)
return code + modifiers;
if (bstr_startswith0(bname, "0x"))
return strtol(name, NULL, 16) + modifiers;
for (int i = 0; key_names[i].name != NULL; i++) {
if (strcasecmp(key_names[i].name, name) == 0)
return key_names[i].key + modifiers;
}
return -1;
}
static int get_input_from_name(char *name, int *out_num_keys, int *keys)
2011-04-25 10:38:46 +02:00
{
char *end, *ptr;
int n = 0;
ptr = name;
n = 0;
for (end = strchr(ptr, '-'); ptr != NULL; end = strchr(ptr, '-')) {
if (end && end[1] != '\0') {
if (end[1] == '-')
end = &end[1];
end[0] = '\0';
}
keys[n] = mp_input_get_key_from_name(ptr);
if (keys[n] < 0)
return 0;
n++;
if (end && end[1] != '\0' && n < MP_MAX_KEY_DOWN)
ptr = &end[1];
else
break;
}
*out_num_keys = n;
2011-04-25 10:38:46 +02:00
return 1;
}
static void bind_dealloc(struct cmd_bind *bind)
{
talloc_free(bind->cmd);
talloc_free(bind->location);
}
static void bind_keys(struct input_ctx *ictx, bool builtin, bstr section,
const int *keys, int num_keys, bstr command,
const char *loc)
{
struct cmd_bind_section *bs = get_bind_section(ictx, section);
struct cmd_bind *bind = NULL;
2011-04-25 10:38:46 +02:00
assert(num_keys <= MP_MAX_KEY_DOWN);
for (int n = 0; n < bs->num_binds; n++) {
struct cmd_bind *b = &bs->binds[n];
if (bind_matches_key(b, num_keys, keys) && b->is_builtin == builtin) {
bind = b;
break;
2011-04-25 10:38:46 +02:00
}
}
if (!bind) {
struct cmd_bind empty = {{0}};
MP_TARRAY_APPEND(bs, bs->binds, bs->num_binds, empty);
bind = &bs->binds[bs->num_binds - 1];
}
bind_dealloc(bind);
*bind = (struct cmd_bind) {
.cmd = bstrdup0(bs->binds, command),
.location = talloc_strdup(bs->binds, loc),
.owner = bs,
.is_builtin = builtin,
.num_keys = num_keys,
};
memcpy(bind->keys, keys, num_keys * sizeof(bind->keys[0]));
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
// restrict_section: every entry is forced to this section name
// if NULL, load normally and allow any sections
static int parse_config(struct input_ctx *ictx, bool builtin, bstr data,
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
const char *location, const char *restrict_section)
{
int n_binds = 0;
int line_no = 0;
char *cur_loc = NULL;
while (data.len) {
line_no++;
if (cur_loc)
talloc_free(cur_loc);
cur_loc = talloc_asprintf(NULL, "%s:%d", location, line_no);
bstr line = bstr_strip_linebreaks(bstr_getline(data, &data));
line = bstr_lstrip(line);
if (line.len == 0 || bstr_startswith0(line, "#"))
2011-04-25 10:38:46 +02:00
continue;
struct bstr command;
// Find the key name starting a line
struct bstr keyname = bstr_split(line, WHITESPACE, &command);
command = bstr_strip(command);
if (command.len == 0) {
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Unfinished key binding: %.*s at %s\n", BSTR_P(line),
cur_loc);
continue;
}
char *name = bstrdup0(NULL, keyname);
int keys[MP_MAX_KEY_DOWN];
int num_keys = 0;
if (!get_input_from_name(name, &num_keys, keys)) {
talloc_free(name);
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Unknown key '%.*s' at %s\n", BSTR_P(keyname), cur_loc);
2011-04-25 10:38:46 +02:00
continue;
}
talloc_free(name);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
bstr section = bstr0(restrict_section);
if (!section.len) {
if (bstr_startswith0(command, "{")) {
int p = bstrchr(command, '}');
if (p != -1) {
section = bstr_strip(bstr_splice(command, 1, p));
command = bstr_lstrip(bstr_cut(command, p + 1));
}
}
}
bind_keys(ictx, builtin, section, keys, num_keys, command, cur_loc);
n_binds++;
// Print warnings if invalid commands are encountered.
talloc_free(mp_input_parse_cmd(command, cur_loc));
}
talloc_free(cur_loc);
return n_binds;
}
static int parse_config_file(struct input_ctx *ictx, char *file, bool warn)
{
if (!mp_path_exists(file)) {
mp_msg(MSGT_INPUT, warn ? MSGL_ERR : MSGL_V,
"Input config file %s not found.\n", file);
return 0;
}
stream_t *s = stream_open(file, NULL);
if (!s) {
mp_msg(MSGT_INPUT, MSGL_ERR, "Can't open input config file %s.\n", file);
return 0;
}
bstr res = stream_read_complete(s, NULL, 1000000);
free_stream(s);
mp_msg(MSGT_INPUT, MSGL_V, "Parsing input config file %s\n", file);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
int n_binds = parse_config(ictx, false, res, file, NULL);
talloc_free(res.start);
mp_msg(MSGT_INPUT, MSGL_V, "Input config file %s parsed: %d binds\n",
file, n_binds);
return 1;
}
// If name is NULL, return "default".
// Return a statically allocated name of the section (i.e. return value never
// gets deallocated).
static char *normalize_section(struct input_ctx *ictx, char *name)
{
return get_bind_section(ictx, bstr0(name))->section;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
void mp_input_disable_section(struct input_ctx *ictx, char *name)
{
input_lock(ictx);
name = normalize_section(ictx, name);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
// Remove old section, or make sure it's on top if re-enabled
for (int i = ictx->num_active_sections - 1; i >= 0; i--) {
struct active_section *as = &ictx->active_sections[i];
if (strcmp(as->name, name) == 0) {
for (int x = i; i < ictx->num_active_sections - 1; i++)
ictx->active_sections[x] = ictx->active_sections[x + 1];
ictx->num_active_sections--;
}
}
input_unlock(ictx);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
}
void mp_input_enable_section(struct input_ctx *ictx, char *name, int flags)
{
input_lock(ictx);
name = normalize_section(ictx, name);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
mp_input_disable_section(ictx, name);
if (ictx->num_active_sections < MAX_ACTIVE_SECTIONS) {
ictx->active_sections[ictx->num_active_sections++] =
(struct active_section) {name, flags};
}
input_unlock(ictx);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
}
void mp_input_disable_all_sections(struct input_ctx *ictx)
{
input_lock(ictx);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
ictx->num_active_sections = 0;
input_unlock(ictx);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
}
void mp_input_set_section_mouse_area(struct input_ctx *ictx, char *name,
int x0, int y0, int x1, int y1)
{
input_lock(ictx);
struct cmd_bind_section *s = get_bind_section(ictx, bstr0(name));
s->mouse_area = (struct mp_rect){x0, y0, x1, y1};
s->mouse_area_set = x0 != x1 && y0 != y1;
input_unlock(ictx);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
}
bool mp_input_test_mouse_active(struct input_ctx *ictx, int x, int y)
{
input_lock(ictx);
bool res = false;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
for (int i = 0; i < ictx->num_active_sections; i++) {
char *name = ictx->active_sections[i].name;
struct cmd_bind_section *s = get_bind_section(ictx, bstr0(name));
if (s->mouse_area_set && test_rect(&s->mouse_area, x, y)) {
res = true;
break;
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
}
input_unlock(ictx);
return res;
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
}
bool mp_input_test_dragging(struct input_ctx *ictx, int x, int y)
{
return mp_input_test_mouse_active(ictx, x, y);
}
// builtin: if true, remove all builtin binds, else remove all user binds
static void remove_binds(struct cmd_bind_section *bs, bool builtin)
{
for (int n = bs->num_binds - 1; n >= 0; n--) {
if (bs->binds[n].is_builtin == builtin) {
bind_dealloc(&bs->binds[n]);
assert(bs->num_binds >= 1);
bs->binds[n] = bs->binds[bs->num_binds - 1];
bs->num_binds--;
}
}
}
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
void mp_input_define_section(struct input_ctx *ictx, char *name, char *location,
char *contents, bool builtin)
{
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
if (!name || !name[0])
return; // parse_config() changes semantics with restrict_section==empty
input_lock(ictx);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
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if (contents) {
parse_config(ictx, builtin, bstr0(contents), location, name);
} else {
// Disable:
mp_input_disable_section(ictx, name);
// Delete:
struct cmd_bind_section *bs = get_bind_section(ictx, bstr0(name));
remove_binds(bs, builtin);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
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}
input_unlock(ictx);
}
struct input_ctx *mp_input_init(struct MPOpts *opts)
{
struct input_conf *input_conf = &opts->input;
struct input_ctx *ictx = talloc_ptrtype(NULL, ictx);
*ictx = (struct input_ctx){
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
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.key_fifo_size = input_conf->key_fifo_size,
.doubleclick_time = input_conf->doubleclick_time,
.ar_state = -1,
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.ar_delay = input_conf->ar_delay,
.ar_rate = input_conf->ar_rate,
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.default_bindings = input_conf->default_bindings,
.mouse_section = "default",
.test = input_conf->test,
.wakeup_pipe = {-1, -1},
};
#if HAVE_PTHREADS
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
pthread_mutex_init(&ictx->mutex, &attr);
pthread_mutexattr_destroy(&attr);
#endif
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
mp_input_enable_section(ictx, NULL, 0);
// "Uncomment" the default key bindings in etc/input.conf and add them.
// All lines that do not start with '# ' are parsed.
bstr builtin = bstr0(builtin_input_conf);
while (builtin.len) {
bstr line = bstr_getline(builtin, &builtin);
bstr_eatstart0(&line, "#");
if (!bstr_startswith0(line, " "))
parse_config(ictx, true, line, "<builtin>", NULL);
}
#ifndef __MINGW32__
long ret = pipe(ictx->wakeup_pipe);
for (int i = 0; i < 2 && ret >= 0; i++) {
ret = fcntl(ictx->wakeup_pipe[i], F_GETFL);
if (ret < 0)
break;
ret = fcntl(ictx->wakeup_pipe[i], F_SETFL, ret | O_NONBLOCK);
}
if (ret < 0)
mp_msg(MSGT_INPUT, MSGL_ERR,
"Failed to initialize wakeup pipe: %s\n", strerror(errno));
else
mp_input_add_key_fd(ictx, ictx->wakeup_pipe[0], true, read_wakeup,
NULL, NULL);
#endif
bool config_ok = false;
if (input_conf->config_file)
config_ok = parse_config_file(ictx, input_conf->config_file, true);
if (!config_ok && opts->load_config) {
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// Try global conf dir
char *file = mp_find_config_file("input.conf");
config_ok = file && parse_config_file(ictx, file, false);
talloc_free(file);
}
if (!config_ok) {
mp_msg(MSGT_INPUT, MSGL_V, "Falling back on default (hardcoded) "
"input config\n");
}
#ifdef CONFIG_JOYSTICK
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if (input_conf->use_joystick) {
int fd = mp_input_joystick_init(input_conf->js_dev);
if (fd < 0)
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Can't init input joystick\n");
else
mp_input_add_key_fd(ictx, fd, 1, mp_input_joystick_read,
close, NULL);
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}
#endif
#ifdef CONFIG_LIRC
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if (input_conf->use_lirc) {
int fd = mp_input_lirc_init();
if (fd > 0)
mp_input_add_cmd_fd(ictx, fd, 0, mp_input_lirc_read,
mp_input_lirc_close);
}
#endif
#ifdef CONFIG_LIRCC
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if (input_conf->use_lircc) {
int fd = lircc_init("mpv", NULL);
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if (fd >= 0)
mp_input_add_cmd_fd(ictx, fd, 1, NULL, lircc_cleanup);
2011-04-25 10:38:46 +02:00
}
#endif
#ifdef CONFIG_COCOA
if (input_conf->use_ar) {
cocoa_init_apple_remote();
ictx->using_ar = true;
}
if (input_conf->use_media_keys) {
cocoa_init_media_keys();
ictx->using_cocoa_media_keys = true;
}
#endif
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if (input_conf->in_file) {
int mode = O_RDONLY;
#ifndef __MINGW32__
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// Use RDWR for FIFOs to ensure they stay open over multiple accesses.
// Note that on Windows due to how the API works, using RDONLY should
// be ok.
struct stat st;
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if (stat(input_conf->in_file, &st) == 0 && S_ISFIFO(st.st_mode))
mode = O_RDWR;
mode |= O_NONBLOCK;
#endif
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int in_file_fd = open(input_conf->in_file, mode);
if (in_file_fd >= 0)
mp_input_add_cmd_fd(ictx, in_file_fd, 1, NULL, close);
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else
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Can't open %s: %s\n",
input_conf->in_file, strerror(errno));
}
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return ictx;
}
static void clear_queue(struct cmd_queue *queue)
{
while (queue->first) {
struct mp_cmd *item = queue->first;
queue_remove(queue, item);
talloc_free(item);
}
}
void mp_input_uninit(struct input_ctx *ictx)
{
if (!ictx)
return;
#ifdef CONFIG_COCOA
if (ictx->using_ar) {
cocoa_uninit_apple_remote();
}
if (ictx->using_cocoa_media_keys) {
cocoa_uninit_media_keys();
}
#endif
for (int i = 0; i < ictx->num_fds; i++) {
if (ictx->fds[i].close_func)
ictx->fds[i].close_func(ictx->fds[i].fd);
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}
for (int i = 0; i < 2; i++) {
if (ictx->wakeup_pipe[i] != -1)
close(ictx->wakeup_pipe[i]);
}
clear_queue(&ictx->key_cmd_queue);
clear_queue(&ictx->control_cmd_queue);
input: handle mouse movement differently Before this commit, mouse movement events emitted a special command ("set_mouse_pos"), which was specially handled in command.c. This was once special-cased to the dvdnav and menu code, and did nothing after libmenu and dvdnav were removed. Change it so that mouse movement triggers a pseudo-key ("MOUSE_MOVE"), which then can be bound to an arbitrary command. The mouse position is now managed in input.c. A command which actually needs the mouse position can use either mp_input_get_mouse_pos() or mp_get_osd_mouse_pos() to query it. The former returns raw window-space coordinates, while the latter returns coordinates transformed to OSD- space. (Both are the same for most VOs, except vo_xv and vo_x11, which can't render OSD in window-space. These require extra code for mapping mouse position.) As of this commit, there is still nothing that uses mouse movement, so MOUSE_MOVE is mapped to "ignore" to silence warnings when moving the mouse (much like MOUSE_BTN0). Extend the concept of input sections. Allow multiple sections to be active at once, and organize them as stack. Bindings from the top of the stack are preferred to lower ones. Each section has a mouse input section associated, inside which mouse events are associated with the bindings. If the mouse pointer is outside of a section's mouse area, mouse events will be dispatched to an input section lower on the stack of active sections. This is intended for scripting, which is to be added later. Two scripts could occupy different areas of the screen without conflicting with each other. (If it turns out that this mechanism is useless, we'll just remove it again.)
2013-04-26 02:13:30 +02:00
talloc_free(ictx->current_down_cmd);
pthread_mutex_destroy(&ictx->mutex);
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talloc_free(ictx);
}
static int print_key_list(m_option_t *cfg, char *optname, char *optparam)
{
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int i;
printf("\n");
for (i = 0; key_names[i].name != NULL; i++)
printf("%s\n", key_names[i].name);
return M_OPT_EXIT;
}
static int print_cmd_list(m_option_t *cfg, char *optname, char *optparam)
{
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const mp_cmd_t *cmd;
int i, j;
for (i = 0; (cmd = &mp_cmds[i])->name != NULL; i++) {
printf("%-20.20s", cmd->name);
for (j = 0; j < MP_CMD_MAX_ARGS && cmd->args[j].type.type; j++) {
const char *type = cmd->args[j].type.type->name;
if (cmd->args[j].optional)
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printf(" [%s]", type);
else
printf(" %s", type);
}
printf("\n");
}
return M_OPT_EXIT;
}
void mp_input_wakeup(struct input_ctx *ictx)
{
// Safe without locking
if (ictx->wakeup_pipe[1] >= 0)
write(ictx->wakeup_pipe[1], &(char){0}, 1);
}
static bool test_abort(struct input_ctx *ictx)
{
if (async_quit_request || queue_has_abort_cmds(&ictx->key_cmd_queue) ||
queue_has_abort_cmds(&ictx->control_cmd_queue))
{
mp_tmsg(MSGT_INPUT, MSGL_WARN, "Received command to move to "
"another file. Aborting current processing.\n");
return true;
}
return false;
}
/**
* \param time time to wait for an interruption in milliseconds
*/
int mp_input_check_interrupt(struct input_ctx *ictx, int time)
{
input_lock(ictx);
bool res = test_abort(ictx);
if (!res) {
input: rework event reading and command queuing Rework much of the logic related to reading from event sources and queuing commands. The two biggest architecture changes are: - The code buffering keycodes in mp_fifo.c is gone. Instead key input is now immediately fed to input.c and interpreted as commands, and then the commands are buffered instead. - mp_input_get_cmd() now always tries to read every available event from every event source and convert them to (buffered) commands. Before it would only process new events until one new command became available. Some relevant behavior changes: - Before commands could be lost when stream code called mp_input_check_interrupt() which read commands (to see if they were of types that triggered aborts during slow IO tasks) and then threw them away. This was especially an issue if cache was enabled and slow to read. Fixed - now it's possible to check whether there are queued commands which will abort playback of the current file without throwing other commands away. - mp_input_check_interrupt() now prints a message if it returns true. This is especially useful because the failures caused by aborted stream reads can trigger error messages from other code that was doing the read; the new message makes it more obvious what the cause of the subsequent error messages is. - It's now possible to again avoid making stdin non-blocking (which caused some issues) without reintroducing extra latency. The change will be done in a subsequent commit. - Event sources that do not support select() should now have somewhat lower latency in certain situations as they will be checked both before and after select()/sleep in input reading; before the sleep always happened first even if such sources already had queued input. Before the key fifo was also handled in this manner (first key triggered select, but if multiple were read then rest could be delayed; however in most cases this didn't add latency in practice as after central code started doing command handling it queried for further commands with a max sleep time of 0). - Key fifo limiting is more accurate now: it now counts actual commands intead of keycodes, and all queued keys are read immediately from input devices so they can be counted correctly. - Since keypresses are now interpreted immediately, commands which change keybindings will no longer affect following keypresses that have already been read before the command is executed. This should not be an issue in practice with current keybinding behavior.
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read_all_events(ictx, time);
res = test_abort(ictx);
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}
input_unlock(ictx);
return res;
}
unsigned int mp_input_get_mouse_event_counter(struct input_ctx *ictx)
{
// Make the frontend always display the mouse cursor (as long as it's not
// forced invisible) if mouse input is desired.
input_lock(ictx);
if (mp_input_test_mouse_active(ictx, ictx->mouse_x, ictx->mouse_y))
ictx->mouse_event_counter++;
int ret = ictx->mouse_event_counter;
input_unlock(ictx);
return ret;
}