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020730da0b
mpv/player/command.c
Aman Gupta b8de7d6ff3 demux, player: mark dependent tracks 
ffmpeg marks audio tracks which are not meant to be played standalone
as DEPENDENT. these are typically used in DVB broadcasts for audio
descriptions, and are meant to be mixed into the main audio track during
playback.
2018-04-17 01:01:50 +03:00

5771 lines
192 KiB
C
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/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <inttypes.h>
#include <unistd.h>
#include <string.h>
#include <stdbool.h>
#include <assert.h>
#include <time.h>
#include <math.h>
#include <pthread.h>
#include <sys/types.h>
#include <libavutil/avstring.h>
#include <libavutil/common.h>
#include "config.h"
#include "mpv_talloc.h"
#include "client.h"
#include "common/av_common.h"
#include "common/codecs.h"
#include "common/msg.h"
#include "common/msg_control.h"
#include "filters/f_decoder_wrapper.h"
#include "command.h"
#include "osdep/timer.h"
#include "common/common.h"
#include "input/input.h"
#include "input/keycodes.h"
#include "stream/stream.h"
#include "demux/demux.h"
#include "demux/stheader.h"
#include "common/playlist.h"
#include "sub/osd.h"
#include "sub/dec_sub.h"
#include "options/m_option.h"
#include "options/m_property.h"
#include "options/m_config.h"
#include "video/out/vo.h"
#include "video/csputils.h"
#include "video/hwdec.h"
#include "audio/aframe.h"
#include "audio/format.h"
#include "audio/out/ao.h"
#include "video/out/bitmap_packer.h"
#include "options/path.h"
#include "screenshot.h"
#include "misc/node.h"
#include "osdep/io.h"
#include "osdep/subprocess.h"
#include "core.h"
#ifdef _WIN32
#include <windows.h>
#endif
struct command_ctx {
// All properties, terminated with a {0} item.
struct m_property *properties;
bool is_idle;
double last_seek_time;
double last_seek_pts;
double marked_pts;
char **warned_deprecated;
int num_warned_deprecated;
struct cycle_counter *cycle_counters;
int num_cycle_counters;
struct overlay *overlays;
int num_overlays;
// One of these is in use by the OSD; the other one exists so that the
// bitmap list can be manipulated without additional synchronization.
struct sub_bitmaps overlay_osd[2];
int overlay_osd_current;
struct bitmap_packer *overlay_packer;
struct hook_handler **hooks;
int num_hooks;
int64_t hook_seq; // for hook_handler.seq
struct ao_hotplug *hotplug;
char *cur_ipc;
char *cur_ipc_input;
int silence_option_deprecations;
};
struct overlay {
struct mp_image *source;
int x, y;
};
struct hook_handler {
char *client; // client API user name
char *type; // kind of hook, e.g. "on_load"
uint64_t user_id; // user-chosen ID
int priority; // priority for global hook order
int64_t seq; // unique ID, != 0, also for fixed order on equal priorities
bool legacy; // old cmd based hook API
bool active; // hook is currently in progress (only 1 at a time for now)
};
// U+279C HEAVY ROUND-TIPPED RIGHTWARDS ARROW
// U+00A0 NO-BREAK SPACE
#define ARROW_SP "\342\236\234\302\240"
const char list_current[] = OSD_ASS_0 ARROW_SP OSD_ASS_1;
const char list_normal[] = OSD_ASS_0 "{\\alpha&HFF}" ARROW_SP "{\\r}" OSD_ASS_1;
static int edit_filters(struct MPContext *mpctx, struct mp_log *log,
enum stream_type mediatype,
const char *cmd, const char *arg);
static int set_filters(struct MPContext *mpctx, enum stream_type mediatype,
struct m_obj_settings *new_chain);
static int mp_property_do_silent(const char *name, int action, void *val,
struct MPContext *ctx);
static void hook_remove(struct MPContext *mpctx, struct hook_handler *h)
{
struct command_ctx *cmd = mpctx->command_ctx;
for (int n = 0; n < cmd->num_hooks; n++) {
if (cmd->hooks[n] == h) {
talloc_free(cmd->hooks[n]);
MP_TARRAY_REMOVE_AT(cmd->hooks, cmd->num_hooks, n);
return;
}
}
assert(0);
}
bool mp_hook_test_completion(struct MPContext *mpctx, char *type)
{
struct command_ctx *cmd = mpctx->command_ctx;
for (int n = 0; n < cmd->num_hooks; n++) {
struct hook_handler *h = cmd->hooks[n];
if (h->active && strcmp(h->type, type) == 0) {
if (!mp_client_exists(mpctx, h->client)) {
MP_WARN(mpctx, "client removed during hook handling\n");
hook_remove(mpctx, h);
break;
}
return false;
}
}
return true;
}
static int invoke_hook_handler(struct MPContext *mpctx, struct hook_handler *h)
{
MP_VERBOSE(mpctx, "Running hook: %s/%s\n", h->client, h->type);
h->active = true;
uint64_t reply_id = 0;
void *data;
int msg;
if (h->legacy) {
mpv_event_client_message *m = talloc_ptrtype(NULL, m);
*m = (mpv_event_client_message){0};
MP_TARRAY_APPEND(m, m->args, m->num_args, "hook_run");
MP_TARRAY_APPEND(m, m->args, m->num_args,
talloc_asprintf(m, "%llu", (long long)h->user_id));
MP_TARRAY_APPEND(m, m->args, m->num_args,
talloc_asprintf(m, "%llu", (long long)h->seq));
data = m;
msg = MPV_EVENT_CLIENT_MESSAGE;
} else {
mpv_event_hook *m = talloc_ptrtype(NULL, m);
*m = (mpv_event_hook){
.name = talloc_strdup(m, h->type),
.id = h->seq,
},
reply_id = h->user_id;
data = m;
msg = MPV_EVENT_HOOK;
}
int r = mp_client_send_event(mpctx, h->client, reply_id, msg, data);
if (r < 0) {
MP_WARN(mpctx, "Sending hook command failed. Removing hook.\n");
hook_remove(mpctx, h);
mp_wakeup_core(mpctx); // repeat next iteration to finish
}
return r;
}
static int run_next_hook_handler(struct MPContext *mpctx, char *type, int index)
{
struct command_ctx *cmd = mpctx->command_ctx;
for (int n = index; n < cmd->num_hooks; n++) {
struct hook_handler *h = cmd->hooks[n];
if (strcmp(h->type, type) == 0)
return invoke_hook_handler(mpctx, h);
}
mp_wakeup_core(mpctx); // finished hook
return 0;
}
// Start processing script/client API hooks. This is asynchronous, and the
// caller needs to use mp_hook_test_completion() to check whether they're done.
void mp_hook_start(struct MPContext *mpctx, char *type)
{
while (run_next_hook_handler(mpctx, type, 0) < 0) {
// We can repeat this until all broken clients have been removed, and
// hook processing is successfully started.
}
}
int mp_hook_continue(struct MPContext *mpctx, char *client, uint64_t id)
{
struct command_ctx *cmd = mpctx->command_ctx;
for (int n = 0; n < cmd->num_hooks; n++) {
struct hook_handler *h = cmd->hooks[n];
if (strcmp(h->client, client) == 0 && h->seq == id) {
if (!h->active)
break;
h->active = false;
return run_next_hook_handler(mpctx, h->type, n + 1);
}
}
MP_ERR(mpctx, "invalid hook API usage\n");
return MPV_ERROR_INVALID_PARAMETER;
}
static int compare_hook(const void *pa, const void *pb)
{
struct hook_handler **h1 = (void *)pa;
struct hook_handler **h2 = (void *)pb;
if ((*h1)->priority != (*h2)->priority)
return (*h1)->priority - (*h2)->priority;
return (*h1)->seq - (*h2)->seq;
}
void mp_hook_add(struct MPContext *mpctx, const char *client, const char *name,
uint64_t user_id, int pri, bool legacy)
{
if (legacy)
MP_WARN(mpctx, "The old hook API is deprecated! Use the libmpv API.\n");
struct command_ctx *cmd = mpctx->command_ctx;
struct hook_handler *h = talloc_ptrtype(cmd, h);
int64_t seq = ++cmd->hook_seq;
*h = (struct hook_handler){
.client = talloc_strdup(h, client),
.type = talloc_strdup(h, name),
.user_id = user_id,
.priority = pri,
.seq = seq,
.legacy = legacy,
};
MP_TARRAY_APPEND(cmd, cmd->hooks, cmd->num_hooks, h);
qsort(cmd->hooks, cmd->num_hooks, sizeof(cmd->hooks[0]), compare_hook);
}
// Call before a seek, in order to allow revert-seek to undo the seek.
void mark_seek(struct MPContext *mpctx)
{
struct command_ctx *cmd = mpctx->command_ctx;
double now = mp_time_sec();
if (now > cmd->last_seek_time + 2.0 || cmd->last_seek_pts == MP_NOPTS_VALUE)
cmd->last_seek_pts = get_current_time(mpctx);
cmd->last_seek_time = now;
}
static char *skip_n_lines(char *text, int lines)
{
while (text && lines > 0) {
char *next = strchr(text, '\n');
text = next ? next + 1 : NULL;
lines--;
}
return text;
}
static int count_lines(char *text)
{
int count = 0;
while (text) {
char *next = strchr(text, '\n');
if (!next || (next[0] == '\n' && !next[1]))
break;
text = next + 1;
count++;
}
return count;
}
// Given a huge string separated by new lines, attempts to cut off text above
// the current line to keep the line visible, and below to keep rendering
// performance up. pos gives the current line (0 for the first line).
// "text" might be returned as is, or it can be freed and a new allocation is
// returned.
// This is only a heuristic - we can't deal with line breaking.
static char *cut_osd_list(struct MPContext *mpctx, char *text, int pos)
{
int screen_h, font_h;
osd_get_text_size(mpctx->osd, &screen_h, &font_h);
int max_lines = screen_h / MPMAX(font_h, 1) - 1;
if (!text || max_lines < 5)
return text;
int count = count_lines(text);
if (count <= max_lines)
return text;
char *new = talloc_strdup(NULL, "");
int start = pos - max_lines / 2;
if (start == 1)
start = 0; // avoid weird transition when pad_h becomes visible
int pad_h = start > 0;
if (pad_h)
new = talloc_strdup_append_buffer(new, "\342\206\221 (hidden items)\n");
int space = max_lines - pad_h - 1;
int pad_t = count - start > space;
if (!pad_t)
start = count - space;
char *head = skip_n_lines(text, start);
if (!head) {
talloc_free(new);
return text;
}
char *tail = skip_n_lines(head, max_lines - pad_h - pad_t);
new = talloc_asprintf_append_buffer(new, "%.*s",
(int)(tail ? tail - head : strlen(head)), head);
if (pad_t)
new = talloc_strdup_append_buffer(new, "\342\206\223 (hidden items)\n");
talloc_free(text);
return new;
}
static char *format_delay(double time)
{
return talloc_asprintf(NULL, "%d ms", (int)lrint(time * 1000));
}
// Option-property bridge. This is used so that setting options via various
// mechanisms (including command line parsing, config files, per-file options)
// updates state associated with them. For that, they have to go through the
// property layer. (Ideally, this would be the other way around, and there
// would be per-option change handlers instead.)
// Note that the property-option bridge sidesteps this, as we'd get infinite
// recursion.
int mp_on_set_option(void *ctx, struct m_config_option *co, void *data, int flags)
{
struct MPContext *mpctx = ctx;
struct command_ctx *cmd = mpctx->command_ctx;
const char *name = co->name;
// Skip going through mp_property_generic_option (typically), because the
// property implementation is trivial, and can break some obscure features
// like --profile and --include if non-trivial flags are involved (which
// the bridge would drop).
struct m_property *prop = m_property_list_find(cmd->properties, name);
if (prop && prop->is_option)
goto direct_option;
struct m_option type = {0};
int r = mp_property_do_silent(name, M_PROPERTY_GET_TYPE, &type, mpctx);
if (r == M_PROPERTY_UNKNOWN)
goto direct_option; // not mapped as property
if (r != M_PROPERTY_OK)
return M_OPT_INVALID; // shouldn't happen
assert(type.type == co->opt->type);
assert(type.max == co->opt->max);
assert(type.min == co->opt->min);
r = mp_property_do_silent(name, M_PROPERTY_SET, data, mpctx);
if (r != M_PROPERTY_OK)
return M_OPT_INVALID;
// The flags can't be passed through the property layer correctly.
m_config_mark_co_flags(co, flags);
return 0;
direct_option:
mp_notify_property(mpctx, name);
return m_config_set_option_raw_direct(mpctx->mconfig, co, data, flags);
}
// Property-option bridge. (Maps the property to the option with the same name.)
static int mp_property_generic_option(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
const char *optname = prop->name;
int flags = M_SETOPT_RUNTIME;
struct m_config_option *opt;
if (mpctx->command_ctx->silence_option_deprecations) {
// This case is specifically for making --reset-on-next-file=all silent.
opt = m_config_get_co_raw(mpctx->mconfig, bstr0(optname));
} else {
opt = m_config_get_co(mpctx->mconfig, bstr0(optname));
}
if (!opt)
return M_PROPERTY_UNKNOWN;
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = *(opt->opt);
return M_PROPERTY_OK;
case M_PROPERTY_GET:
if (!opt->data)
return M_PROPERTY_NOT_IMPLEMENTED;
m_option_copy(opt->opt, arg, opt->data);
return M_PROPERTY_OK;
case M_PROPERTY_SET:
if (m_config_set_option_raw_direct(mpctx->mconfig, opt, arg, flags) < 0)
return M_PROPERTY_ERROR;
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// Playback speed (RW)
static int mp_property_playback_speed(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double speed = mpctx->opts->playback_speed;
switch (action) {
case M_PROPERTY_SET: {
mpctx->opts->playback_speed = *(double *)arg;
update_playback_speed(mpctx);
mp_wakeup_core(mpctx);
return M_PROPERTY_OK;
}
case M_PROPERTY_PRINT:
*(char **)arg = talloc_asprintf(NULL, "%.2f", speed);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_av_speed_correction(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
char *type = prop->priv;
double val = 0;
switch (type[0]) {
case 'a': val = mpctx->speed_factor_a; break;
case 'v': val = mpctx->speed_factor_v; break;
default: abort();
}
if (action == M_PROPERTY_PRINT) {
*(char **)arg = talloc_asprintf(NULL, "%+.05f%%", (val - 1) * 100);
return M_PROPERTY_OK;
}
return m_property_double_ro(action, arg, val);
}
static int mp_property_display_sync_active(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_flag_ro(action, arg, mpctx->display_sync_active);
}
/// filename with path (RO)
static int mp_property_path(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->filename)
return M_PROPERTY_UNAVAILABLE;
return m_property_strdup_ro(action, arg, mpctx->filename);
}
static int mp_property_filename(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->filename)
return M_PROPERTY_UNAVAILABLE;
char *filename = talloc_strdup(NULL, mpctx->filename);
if (mp_is_url(bstr0(filename)))
mp_url_unescape_inplace(filename);
char *f = (char *)mp_basename(filename);
if (!f[0])
f = filename;
if (action == M_PROPERTY_KEY_ACTION) {
struct m_property_action_arg *ka = arg;
if (strcmp(ka->key, "no-ext") == 0) {
action = ka->action;
arg = ka->arg;
bstr root;
if (mp_splitext(f, &root))
f = bstrto0(filename, root);
}
}
int r = m_property_strdup_ro(action, arg, f);
talloc_free(filename);
return r;
}
static int mp_property_stream_open_filename(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->stream_open_filename || !mpctx->playing)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_SET: {
if (mpctx->demuxer)
return M_PROPERTY_ERROR;
mpctx->stream_open_filename =
talloc_strdup(mpctx->stream_open_filename, *(char **)arg);
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
case M_PROPERTY_GET:
return m_property_strdup_ro(action, arg, mpctx->stream_open_filename);
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_file_size(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
int64_t size;
if (demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_SIZE, &size) < 1)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = format_file_size(size);
return M_PROPERTY_OK;
}
return m_property_int64_ro(action, arg, size);
}
static int mp_property_media_title(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
char *name = NULL;
if (mpctx->opts->media_title)
name = mpctx->opts->media_title;
if (name && name[0])
return m_property_strdup_ro(action, arg, name);
if (mpctx->demuxer) {
name = mp_tags_get_str(mpctx->demuxer->metadata, "service_name");
if (name && name[0])
return m_property_strdup_ro(action, arg, name);
name = mp_tags_get_str(mpctx->demuxer->metadata, "title");
if (name && name[0])
return m_property_strdup_ro(action, arg, name);
name = mp_tags_get_str(mpctx->demuxer->metadata, "icy-title");
if (name && name[0])
return m_property_strdup_ro(action, arg, name);
}
if (mpctx->playing && mpctx->playing->title)
return m_property_strdup_ro(action, arg, mpctx->playing->title);
return mp_property_filename(ctx, prop, action, arg);
}
static int mp_property_stream_path(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer || !mpctx->demuxer->filename)
return M_PROPERTY_UNAVAILABLE;
return m_property_strdup_ro(action, arg, mpctx->demuxer->filename);
}
/// Demuxer name (RO)
static int mp_property_demuxer(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
return m_property_strdup_ro(action, arg, demuxer->desc->name);
}
static int mp_property_file_format(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
const char *name = demuxer->filetype ? demuxer->filetype : demuxer->desc->name;
return m_property_strdup_ro(action, arg, name);
}
static int mp_property_stream_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer || demuxer->filepos < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_int64_ro(action, arg, demuxer->filepos);
}
/// Stream end offset (RO)
static int mp_property_stream_end(void *ctx, struct m_property *prop,
int action, void *arg)
{
return mp_property_file_size(ctx, prop, action, arg);
}
// Does some magic to handle "<name>/full" as time formatted with milliseconds.
// Assumes prop is the type of the actual property.
static int property_time(int action, void *arg, double time)
{
if (time == MP_NOPTS_VALUE)
return M_PROPERTY_UNAVAILABLE;
const struct m_option time_type = {.type = CONF_TYPE_TIME};
switch (action) {
case M_PROPERTY_GET:
*(double *)arg = time;
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = time_type;
return M_PROPERTY_OK;
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *ka = arg;
if (strcmp(ka->key, "full") != 0)
return M_PROPERTY_UNKNOWN;
switch (ka->action) {
case M_PROPERTY_GET:
*(double *)ka->arg = time;
return M_PROPERTY_OK;
case M_PROPERTY_PRINT:
*(char **)ka->arg = mp_format_time(time, true);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)ka->arg = time_type;
return M_PROPERTY_OK;
}
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_duration(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double len = get_time_length(mpctx);
if (len < 0)
return M_PROPERTY_UNAVAILABLE;
return property_time(action, arg, len);
}
static int mp_property_avsync(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->ao_chain || !mpctx->vo_chain)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = talloc_asprintf(NULL, "%7.3f", mpctx->last_av_difference);
return M_PROPERTY_OK;
}
return m_property_double_ro(action, arg, mpctx->last_av_difference);
}
static int mp_property_total_avsync_change(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->ao_chain || !mpctx->vo_chain)
return M_PROPERTY_UNAVAILABLE;
if (mpctx->total_avsync_change == MP_NOPTS_VALUE)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, mpctx->total_avsync_change);
}
static int mp_property_frame_drop_dec(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_decoder_wrapper *dec = mpctx->vo_chain && mpctx->vo_chain->track
? mpctx->vo_chain->track->dec : NULL;
if (!dec)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, dec->dropped_frames);
}
static int mp_property_mistimed_frame_count(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->vo_chain || !mpctx->display_sync_active)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, mpctx->mistimed_frames_total);
}
static int mp_property_vsync_ratio(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->vo_chain || !mpctx->display_sync_active)
return M_PROPERTY_UNAVAILABLE;
int vsyncs = 0, frames = 0;
for (int n = 0; n < mpctx->num_past_frames; n++) {
int vsync = mpctx->past_frames[n].num_vsyncs;
if (vsync < 0)
break;
vsyncs += vsync;
frames += 1;
}
if (!frames)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, vsyncs / (double)frames);
}
static int mp_property_frame_drop_vo(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->vo_chain)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, vo_get_drop_count(mpctx->video_out));
}
static int mp_property_vo_delayed_frame_count(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->vo_chain)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, vo_get_delayed_count(mpctx->video_out));
}
/// Current position in percent (RW)
static int mp_property_percent_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_SET: {
double pos = *(double *)arg;
queue_seek(mpctx, MPSEEK_FACTOR, pos / 100.0, MPSEEK_DEFAULT, 0);
return M_PROPERTY_OK;
}
case M_PROPERTY_GET: {
double pos = get_current_pos_ratio(mpctx, false) * 100.0;
if (pos < 0)
return M_PROPERTY_UNAVAILABLE;
*(double *)arg = pos;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_DOUBLE,
.flags = M_OPT_RANGE,
.min = 0,
.max = 100,
};
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
int pos = get_percent_pos(mpctx);
if (pos < 0)
return M_PROPERTY_UNAVAILABLE;
*(char **)arg = talloc_asprintf(NULL, "%d", pos);
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_time_start(void *ctx, struct m_property *prop,
int action, void *arg)
{
// minor backwards-compat.
return property_time(action, arg, 0);
}
/// Current position in seconds (RW)
static int mp_property_time_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_SET) {
queue_seek(mpctx, MPSEEK_ABSOLUTE, *(double *)arg, MPSEEK_DEFAULT, 0);
return M_PROPERTY_OK;
}
return property_time(action, arg, get_current_time(mpctx));
}
/// Current audio pts in seconds (R)
static int mp_property_audio_pts(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized || mpctx->audio_status < STATUS_PLAYING ||
mpctx->audio_status >= STATUS_EOF)
return M_PROPERTY_UNAVAILABLE;
return property_time(action, arg, playing_audio_pts(mpctx));
}
static bool time_remaining(MPContext *mpctx, double *remaining)
{
double len = get_time_length(mpctx);
double playback = get_playback_time(mpctx);
if (playback == MP_NOPTS_VALUE || len <= 0)
return false;
*remaining = len - playback;
return len >= 0;
}
static int mp_property_remaining(void *ctx, struct m_property *prop,
int action, void *arg)
{
double remaining;
if (!time_remaining(ctx, &remaining))
return M_PROPERTY_UNAVAILABLE;
return property_time(action, arg, remaining);
}
static int mp_property_playtime_remaining(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double remaining;
if (!time_remaining(mpctx, &remaining))
return M_PROPERTY_UNAVAILABLE;
double speed = mpctx->video_speed;
return property_time(action, arg, remaining / speed);
}
static int mp_property_playback_time(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_SET) {
queue_seek(mpctx, MPSEEK_ABSOLUTE, *(double *)arg, MPSEEK_DEFAULT, 0);
return M_PROPERTY_OK;
}
return property_time(action, arg, get_playback_time(mpctx));
}
/// Current BD/DVD title (RW)
static int mp_property_disc_title(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *d = mpctx->demuxer;
if (!d)
return M_PROPERTY_UNAVAILABLE;
unsigned int title = -1;
switch (action) {
case M_PROPERTY_GET:
if (demux_stream_control(d, STREAM_CTRL_GET_CURRENT_TITLE, &title) < 0)
return M_PROPERTY_UNAVAILABLE;
*(int*)arg = title;
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = M_OPT_MIN,
.min = -1,
};
return M_PROPERTY_OK;
case M_PROPERTY_SET:
title = *(int*)arg;
if (demux_stream_control(d, STREAM_CTRL_SET_CURRENT_TITLE, &title) < 0)
return M_PROPERTY_NOT_IMPLEMENTED;
if (!mpctx->stop_play)
mpctx->stop_play = PT_RELOAD_FILE;
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// Current chapter (RW)
static int mp_property_chapter(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
int chapter = get_current_chapter(mpctx);
int num = get_chapter_count(mpctx);
if (chapter < -1)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET:
*(int *) arg = chapter;
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = M_OPT_MIN | M_OPT_MAX,
.min = -1,
.max = num - 1,
};
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
*(char **) arg = chapter_display_name(mpctx, chapter);
return M_PROPERTY_OK;
}
case M_PROPERTY_SWITCH:
case M_PROPERTY_SET: ;
mark_seek(mpctx);
int step_all;
if (action == M_PROPERTY_SWITCH) {
struct m_property_switch_arg *sarg = arg;
step_all = lrint(sarg->inc);
// Check threshold for relative backward seeks
if (mpctx->opts->chapter_seek_threshold >= 0 && step_all < 0) {
double current_chapter_start =
chapter_start_time(mpctx, chapter);
// If we are far enough into a chapter, seek back to the
// beginning of current chapter instead of previous one
if (current_chapter_start != MP_NOPTS_VALUE &&
get_current_time(mpctx) - current_chapter_start >
mpctx->opts->chapter_seek_threshold)
{
step_all++;
}
}
} else // Absolute set
step_all = *(int *)arg - chapter;
chapter += step_all;
if (chapter < -1)
chapter = -1;
if (chapter >= num && step_all > 0) {
if (mpctx->opts->keep_open) {
seek_to_last_frame(mpctx);
} else {
// semi-broken file; ignore for user convenience
if (action == M_PROPERTY_SWITCH && num < 2)
return M_PROPERTY_UNAVAILABLE;
if (!mpctx->stop_play)
mpctx->stop_play = PT_NEXT_ENTRY;
mp_wakeup_core(mpctx);
}
} else {
double pts = chapter_start_time(mpctx, chapter);
if (pts != MP_NOPTS_VALUE) {
queue_seek(mpctx, MPSEEK_ABSOLUTE, pts, MPSEEK_DEFAULT, 0);
mpctx->last_chapter_seek = chapter;
mpctx->last_chapter_pts = pts;
}
}
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int get_chapter_entry(int item, int action, void *arg, void *ctx)
{
struct MPContext *mpctx = ctx;
char *name = chapter_name(mpctx, item);
double time = chapter_start_time(mpctx, item);
struct m_sub_property props[] = {
{"title", SUB_PROP_STR(name)},
{"time", {.type = CONF_TYPE_TIME}, {.time = time}},
{0}
};
int r = m_property_read_sub(props, action, arg);
return r;
}
static int parse_node_chapters(struct MPContext *mpctx,
struct mpv_node *given_chapters)
{
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
if (given_chapters->format != MPV_FORMAT_NODE_ARRAY)
return M_PROPERTY_ERROR;
double len = get_time_length(mpctx);
talloc_free(mpctx->chapters);
mpctx->num_chapters = 0;
mpctx->chapters = talloc_array(NULL, struct demux_chapter, 0);
for (int n = 0; n < given_chapters->u.list->num; n++) {
struct mpv_node *chapter_data = &given_chapters->u.list->values[n];
if (chapter_data->format != MPV_FORMAT_NODE_MAP)
continue;
mpv_node_list *chapter_data_elements = chapter_data->u.list;
double time = -1;
char *title = 0;
for (int e = 0; e < chapter_data_elements->num; e++) {
struct mpv_node *chapter_data_element =
&chapter_data_elements->values[e];
char *key = chapter_data_elements->keys[e];
switch (chapter_data_element->format) {
case MPV_FORMAT_INT64:
if (strcmp(key, "time") == 0)
time = (double)chapter_data_element->u.int64;
break;
case MPV_FORMAT_DOUBLE:
if (strcmp(key, "time") == 0)
time = chapter_data_element->u.double_;
break;
case MPV_FORMAT_STRING:
if (strcmp(key, "title") == 0)
title = chapter_data_element->u.string;
break;
}
}
if (time >= 0 && time < len) {
struct demux_chapter new = {
.pts = time,
.metadata = talloc_zero(mpctx->chapters, struct mp_tags),
};
if (title)
mp_tags_set_str(new.metadata, "title", title);
MP_TARRAY_APPEND(NULL, mpctx->chapters, mpctx->num_chapters, new);
}
}
mp_notify(mpctx, MPV_EVENT_CHAPTER_CHANGE, NULL);
return M_PROPERTY_OK;
}
static int mp_property_list_chapters(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int count = get_chapter_count(mpctx);
switch (action) {
case M_PROPERTY_PRINT: {
int cur = mpctx->playback_initialized ? get_current_chapter(mpctx) : -1;
char *res = NULL;
int n;
if (count < 1) {
res = talloc_asprintf_append(res, "No chapters.");
}
for (n = 0; n < count; n++) {
char *name = chapter_display_name(mpctx, n);
double t = chapter_start_time(mpctx, n);
char* time = mp_format_time(t, false);
res = talloc_asprintf_append(res, "%s", time);
talloc_free(time);
const char *m = n == cur ? list_current : list_normal;
res = talloc_asprintf_append(res, " %s%s\n", m, name);
talloc_free(name);
}
*(char **)arg = res;
return M_PROPERTY_OK;
}
case M_PROPERTY_SET: {
struct mpv_node *given_chapters = arg;
return parse_node_chapters(mpctx, given_chapters);
}
}
return m_property_read_list(action, arg, count, get_chapter_entry, mpctx);
}
static int mp_property_edition(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!mpctx->playback_initialized || !demuxer || demuxer->num_editions <= 0)
return mp_property_generic_option(mpctx, prop, action, arg);
int edition = demuxer->edition;
switch (action) {
case M_PROPERTY_GET:
*(int *)arg = edition;
return M_PROPERTY_OK;
case M_PROPERTY_SET: {
edition = *(int *)arg;
if (edition != demuxer->edition) {
mpctx->opts->edition_id = edition;
if (!mpctx->stop_play)
mpctx->stop_play = PT_RELOAD_FILE;
mp_wakeup_core(mpctx);
break; // make it accessible to the demuxer via option change notify
}
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_CONSTRICTED_TYPE: {
int r = mp_property_generic_option(mpctx, prop, M_PROPERTY_GET_TYPE, arg);
((struct m_option *)arg)->max = demuxer->num_editions - 1;
return r;
}
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int get_edition_entry(int item, int action, void *arg, void *ctx)
{
struct MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
struct demux_edition *ed = &demuxer->editions[item];
char *title = mp_tags_get_str(ed->metadata, "title");
struct m_sub_property props[] = {
{"id", SUB_PROP_INT(item)},
{"title", SUB_PROP_STR(title),
.unavailable = !title},
{"default", SUB_PROP_FLAG(ed->default_edition)},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int property_list_editions(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
char *res = NULL;
struct demux_edition *editions = demuxer->editions;
int num_editions = demuxer->num_editions;
int current = demuxer->edition;
if (!num_editions)
res = talloc_asprintf_append(res, "No editions.");
for (int n = 0; n < num_editions; n++) {
struct demux_edition *ed = &editions[n];
res = talloc_strdup_append(res, n == current ? list_current
: list_normal);
res = talloc_asprintf_append(res, "%d: ", n);
char *title = mp_tags_get_str(ed->metadata, "title");
if (!title)
title = "unnamed";
res = talloc_asprintf_append(res, "'%s'\n", title);
}
*(char **)arg = res;
return M_PROPERTY_OK;
}
return m_property_read_list(action, arg, demuxer->num_editions,
get_edition_entry, mpctx);
}
/// Number of titles in BD/DVD
static int mp_property_disc_titles(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
unsigned int num_titles;
if (!demuxer || demux_stream_control(demuxer, STREAM_CTRL_GET_NUM_TITLES,
&num_titles) < 1)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, num_titles);
}
static int get_disc_title_entry(int item, int action, void *arg, void *ctx)
{
struct MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
double len = item;
if (demux_stream_control(demuxer, STREAM_CTRL_GET_TITLE_LENGTH, &len) < 1)
len = -1;
struct m_sub_property props[] = {
{"id", SUB_PROP_INT(item)},
{"length", {.type = CONF_TYPE_TIME}, {.time = len},
.unavailable = len < 0},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int mp_property_list_disc_titles(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
unsigned int num_titles;
if (!demuxer || demux_stream_control(demuxer, STREAM_CTRL_GET_NUM_TITLES,
&num_titles) < 1)
return M_PROPERTY_UNAVAILABLE;
return m_property_read_list(action, arg, num_titles,
get_disc_title_entry, mpctx);
}
/// Number of chapters in file
static int mp_property_chapters(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
int count = get_chapter_count(mpctx);
return m_property_int_ro(action, arg, count);
}
static int mp_property_editions(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
if (demuxer->num_editions <= 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, demuxer->num_editions);
}
/// Current dvd angle (RW)
static int mp_property_angle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
int ris, angles = -1, angle = 1;
ris = demux_stream_control(demuxer, STREAM_CTRL_GET_NUM_ANGLES, &angles);
if (ris == STREAM_UNSUPPORTED)
return M_PROPERTY_UNAVAILABLE;
ris = demux_stream_control(demuxer, STREAM_CTRL_GET_ANGLE, &angle);
if (ris == STREAM_UNSUPPORTED)
return -1;
if (angle < 0 || angles <= 1)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET:
*(int *) arg = angle;
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
*(char **) arg = talloc_asprintf(NULL, "%d/%d", angle, angles);
return M_PROPERTY_OK;
}
case M_PROPERTY_SET:
angle = *(int *)arg;
if (angle < 0 || angle > angles)
return M_PROPERTY_ERROR;
demux_flush(demuxer);
ris = demux_stream_control(demuxer, STREAM_CTRL_SET_ANGLE, &angle);
if (ris == STREAM_OK) {
demux_control(demuxer, DEMUXER_CTRL_RESYNC, NULL);
demux_flush(demuxer);
}
reset_audio_state(mpctx);
reset_video_state(mpctx);
mp_wakeup_core(mpctx);
return ris == STREAM_OK ? M_PROPERTY_OK : M_PROPERTY_ERROR;
case M_PROPERTY_GET_TYPE: {
struct m_option opt = {
.type = CONF_TYPE_INT,
.flags = CONF_RANGE,
.min = 1,
.max = angles,
};
*(struct m_option *)arg = opt;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int get_tag_entry(int item, int action, void *arg, void *ctx)
{
struct mp_tags *tags = ctx;
struct m_sub_property props[] = {
{"key", SUB_PROP_STR(tags->keys[item])},
{"value", SUB_PROP_STR(tags->values[item])},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int tag_property(int action, void *arg, struct mp_tags *tags)
{
switch (action) {
case M_PROPERTY_GET: {
mpv_node_list *list = talloc_zero(NULL, mpv_node_list);
mpv_node node = {
.format = MPV_FORMAT_NODE_MAP,
.u.list = list,
};
list->num = tags->num_keys;
list->values = talloc_array(list, mpv_node, list->num);
list->keys = talloc_array(list, char*, list->num);
for (int n = 0; n < tags->num_keys; n++) {
list->keys[n] = talloc_strdup(list, tags->keys[n]);
list->values[n] = (struct mpv_node){
.format = MPV_FORMAT_STRING,
.u.string = talloc_strdup(list, tags->values[n]),
};
}
*(mpv_node*)arg = node;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE: {
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_NODE};
return M_PROPERTY_OK;
}
case M_PROPERTY_PRINT: {
char *res = NULL;
for (int n = 0; n < tags->num_keys; n++) {
res = talloc_asprintf_append_buffer(res, "%s: %s\n",
tags->keys[n], tags->values[n]);
}
if (!res)
res = talloc_strdup(NULL, "(empty)");
*(char **)arg = res;
return M_PROPERTY_OK;
}
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *ka = arg;
bstr key;
char *rem;
m_property_split_path(ka->key, &key, &rem);
if (bstr_equals0(key, "list")) {
struct m_property_action_arg nka = *ka;
nka.key = rem;
return m_property_read_list(action, &nka, tags->num_keys,
get_tag_entry, tags);
}
// Direct access without this prefix is allowed for compatibility.
bstr k = bstr0(ka->key);
bstr_eatstart0(&k, "by-key/");
char *meta = mp_tags_get_bstr(tags, k);
if (!meta)
return M_PROPERTY_UNKNOWN;
switch (ka->action) {
case M_PROPERTY_GET:
*(char **)ka->arg = talloc_strdup(NULL, meta);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)ka->arg = (struct m_option){
.type = CONF_TYPE_STRING,
};
return M_PROPERTY_OK;
}
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// Demuxer meta data
static int mp_property_metadata(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
return tag_property(action, arg, demuxer->metadata);
}
static int mp_property_filtered_metadata(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->filtered_tags)
return M_PROPERTY_UNAVAILABLE;
return tag_property(action, arg, mpctx->filtered_tags);
}
static int mp_property_chapter_metadata(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int chapter = get_current_chapter(mpctx);
if (chapter < 0)
return M_PROPERTY_UNAVAILABLE;
return tag_property(action, arg, mpctx->chapters[chapter].metadata);
}
static int mp_property_filter_metadata(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
const char *type = prop->priv;
if (action == M_PROPERTY_KEY_ACTION) {
struct m_property_action_arg *ka = arg;
bstr key;
char *rem;
m_property_split_path(ka->key, &key, &rem);
struct mp_tags *metadata = NULL;
struct mp_output_chain *chain = NULL;
if (strcmp(type, "vf") == 0) {
chain = mpctx->vo_chain ? mpctx->vo_chain->filter : NULL;
} else if (strcmp(type, "af") == 0) {
chain = mpctx->ao_chain ? mpctx->ao_chain->filter : NULL;
}
if (!chain)
return M_PROPERTY_UNAVAILABLE;
struct mp_filter_command cmd = {
.type = MP_FILTER_COMMAND_GET_META,
.res = &metadata,
};
mp_output_chain_command(chain, mp_tprintf(80, "%.*s", BSTR_P(key)), &cmd);
if (!metadata)
return M_PROPERTY_ERROR;
int res;
if (strlen(rem)) {
struct m_property_action_arg next_ka = *ka;
next_ka.key = rem;
res = tag_property(M_PROPERTY_KEY_ACTION, &next_ka, metadata);
} else {
res = tag_property(ka->action, ka->arg, metadata);
}
talloc_free(metadata);
return res;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_pause(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (mpctx->playback_initialized && action == M_PROPERTY_SET) {
set_pause_state(mpctx, *(int *)arg);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_core_idle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_flag_ro(action, arg, !mpctx->playback_active);
}
static int mp_property_idle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct command_ctx *cmd = mpctx->command_ctx;
return m_property_flag_ro(action, arg, cmd->is_idle);
}
static int mp_property_eof_reached(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
bool eof = mpctx->video_status == STATUS_EOF &&
mpctx->audio_status == STATUS_EOF;
return m_property_flag_ro(action, arg, eof);
}
static int mp_property_seeking(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, !mpctx->restart_complete);
}
static int mp_property_playback_abort(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_flag_ro(action, arg, !mpctx->playing || mpctx->stop_play);
}
static int mp_property_cache(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
float cache = mp_get_cache_percent(mpctx);
if (cache < 0)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = talloc_asprintf(NULL, "%d", (int)cache);
return M_PROPERTY_OK;
}
return m_property_float_ro(action, arg, cache);
}
static int property_int_kb_size(int kb_size, int action, void *arg)
{
switch (action) {
case M_PROPERTY_GET:
*(int *)arg = kb_size;
return M_PROPERTY_OK;
case M_PROPERTY_PRINT:
*(char **)arg = format_file_size(kb_size * 1024LL);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_INT};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_cache_size(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET:
case M_PROPERTY_PRINT: {
struct stream_cache_info info = {0};
demux_stream_control(demuxer, STREAM_CTRL_GET_CACHE_INFO, &info);
if (info.size <= 0)
break;
return property_int_kb_size(info.size / 1024, action, arg);
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = M_OPT_MIN,
.min = 0,
};
return M_PROPERTY_OK;
case M_PROPERTY_SET: {
int64_t size = *(int *)arg * 1024LL;
int r = demux_stream_control(demuxer, STREAM_CTRL_SET_CACHE_SIZE, &size);
if (r == STREAM_UNSUPPORTED)
break;
if (r == STREAM_OK)
return M_PROPERTY_OK;
return M_PROPERTY_ERROR;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_cache_used(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
struct stream_cache_info info = {0};
demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_CACHE_INFO, &info);
if (info.size <= 0)
return M_PROPERTY_UNAVAILABLE;
return property_int_kb_size(info.fill / 1024, action, arg);
}
static int mp_property_cache_free(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
struct stream_cache_info info = {0};
demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_CACHE_INFO, &info);
if (info.size <= 0)
return M_PROPERTY_UNAVAILABLE;
return property_int_kb_size((info.size - info.fill) / 1024, action, arg);
}
static int mp_property_cache_speed(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
struct stream_cache_info info = {0};
demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_CACHE_INFO, &info);
if (info.size <= 0)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = talloc_strdup_append(format_file_size(info.speed), "/s");
return M_PROPERTY_OK;
}
return m_property_int64_ro(action, arg, info.speed);
}
static int mp_property_cache_idle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct stream_cache_info info = {0};
if (mpctx->demuxer)
demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_CACHE_INFO, &info);
if (info.size <= 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, info.idle);
}
static int mp_property_demuxer_cache_duration(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
struct demux_ctrl_reader_state s;
if (demux_control(mpctx->demuxer, DEMUXER_CTRL_GET_READER_STATE, &s) < 1)
return M_PROPERTY_UNAVAILABLE;
if (s.ts_duration < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, s.ts_duration);
}
static int mp_property_demuxer_cache_time(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
struct demux_ctrl_reader_state s;
if (demux_control(mpctx->demuxer, DEMUXER_CTRL_GET_READER_STATE, &s) < 1)
return M_PROPERTY_UNAVAILABLE;
if (s.ts_end == MP_NOPTS_VALUE)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, s.ts_end);
}
static int mp_property_demuxer_cache_idle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
struct demux_ctrl_reader_state s;
if (demux_control(mpctx->demuxer, DEMUXER_CTRL_GET_READER_STATE, &s) < 1)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, s.idle);
}
static int mp_property_demuxer_cache_state(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_GET_TYPE) {
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_NODE};
return M_PROPERTY_OK;
}
if (action != M_PROPERTY_GET)
return M_PROPERTY_NOT_IMPLEMENTED;
struct demux_ctrl_reader_state s;
if (demux_control(mpctx->demuxer, DEMUXER_CTRL_GET_READER_STATE, &s) < 1)
return M_PROPERTY_UNAVAILABLE;
struct mpv_node *r = (struct mpv_node *)arg;
node_init(r, MPV_FORMAT_NODE_MAP, NULL);
struct mpv_node *ranges =
node_map_add(r, "seekable-ranges", MPV_FORMAT_NODE_ARRAY);
for (int n = 0; n < s.num_seek_ranges; n++) {
struct demux_seek_range *range = &s.seek_ranges[n];
struct mpv_node *sub = node_array_add(ranges, MPV_FORMAT_NODE_MAP);
node_map_add_double(sub, "start", range->start);
node_map_add_double(sub, "end", range->end);
}
if (s.ts_end != MP_NOPTS_VALUE)
node_map_add_double(r, "cache-end", s.ts_end);
if (s.ts_reader != MP_NOPTS_VALUE)
node_map_add_double(r, "reader-pts", s.ts_reader);
node_map_add_flag(r, "eof", s.eof);
node_map_add_flag(r, "underrun", s.underrun);
node_map_add_flag(r, "idle", s.idle);
node_map_add_int64(r, "total-bytes", s.total_bytes);
node_map_add_int64(r, "fw-bytes", s.fw_bytes);
if (s.seeking != MP_NOPTS_VALUE)
node_map_add_double(r, "debug-seeking", s.seeking);
node_map_add_int64(r, "debug-low-level-seeks", s.low_level_seeks);
if (s.ts_last != MP_NOPTS_VALUE)
node_map_add_double(r, "debug-ts-last", s.ts_last);
return M_PROPERTY_OK;
}
static int mp_property_demuxer_start_time(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, mpctx->demuxer->start_time);
}
static int mp_property_paused_for_cache(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, mpctx->paused_for_cache);
}
static int mp_property_cache_buffering(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int state = get_cache_buffering_percentage(mpctx);
if (state < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, state);
}
static int mp_property_demuxer_is_network(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, mpctx->demuxer->is_network);
}
static int mp_property_clock(void *ctx, struct m_property *prop,
int action, void *arg)
{
char outstr[6];
time_t t = time(NULL);
struct tm *tmp = localtime(&t);
if ((tmp != NULL) && (strftime(outstr, sizeof(outstr), "%H:%M", tmp) == 5))
return m_property_strdup_ro(action, arg, outstr);
return M_PROPERTY_UNAVAILABLE;
}
static int mp_property_seekable(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, mpctx->demuxer->seekable);
}
static int mp_property_partially_seekable(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, mpctx->demuxer->partially_seekable);
}
static int mp_property_mixer_active(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_flag_ro(action, arg, !!mpctx->ao);
}
/// Volume (RW)
static int mp_property_volume(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
switch (action) {
case M_PROPERTY_GET_CONSTRICTED_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_FLOAT,
.flags = M_OPT_RANGE,
.min = 0,
.max = opts->softvol_max,
};
return M_PROPERTY_OK;
case M_PROPERTY_PRINT:
*(char **)arg = talloc_asprintf(NULL, "%i", (int)opts->softvol_volume);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Mute (RW)
static int mp_property_mute(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action == M_PROPERTY_GET_CONSTRICTED_TYPE) {
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_FLAG};
return M_PROPERTY_OK;
}
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (action == M_PROPERTY_SET)
audio_update_volume(mpctx);
return r;
}
static int mp_property_ao_volume(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct ao *ao = mpctx->ao;
if (!ao)
return M_PROPERTY_NOT_IMPLEMENTED;
switch (action) {
case M_PROPERTY_SET: {
float value = *(float *)arg;
ao_control_vol_t vol = {value, value};
if (ao_control(ao, AOCONTROL_SET_VOLUME, &vol) != CONTROL_OK)
return M_PROPERTY_UNAVAILABLE;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET: {
ao_control_vol_t vol = {0};
if (ao_control(ao, AOCONTROL_GET_VOLUME, &vol) != CONTROL_OK)
return M_PROPERTY_UNAVAILABLE;
*(float *)arg = (vol.left + vol.right) / 2.0f;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_FLOAT,
.flags = M_OPT_RANGE,
.min = 0,
.max = 100,
};
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
ao_control_vol_t vol = {0};
if (ao_control(ao, AOCONTROL_GET_VOLUME, &vol) != CONTROL_OK)
return M_PROPERTY_UNAVAILABLE;
*(char **)arg = talloc_asprintf(NULL, "%.f", (vol.left + vol.right) / 2.0f);
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_ao_mute(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct ao *ao = mpctx->ao;
if (!ao)
return M_PROPERTY_NOT_IMPLEMENTED;
switch (action) {
case M_PROPERTY_SET: {
bool value = *(int *)arg;
if (ao_control(ao, AOCONTROL_SET_MUTE, &value) != CONTROL_OK)
return M_PROPERTY_UNAVAILABLE;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET: {
bool value = false;
if (ao_control(ao, AOCONTROL_GET_MUTE, &value) != CONTROL_OK)
return M_PROPERTY_UNAVAILABLE;
*(int *)arg = value;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_FLAG};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int get_device_entry(int item, int action, void *arg, void *ctx)
{
struct ao_device_list *list = ctx;
struct ao_device_desc *entry = &list->devices[item];
struct m_sub_property props[] = {
{"name", SUB_PROP_STR(entry->name)},
{"description", SUB_PROP_STR(entry->desc)},
{0}
};
return m_property_read_sub(props, action, arg);
}
static void create_hotplug(struct MPContext *mpctx)
{
struct command_ctx *cmd = mpctx->command_ctx;
if (!cmd->hotplug) {
cmd->hotplug = ao_hotplug_create(mpctx->global, mp_wakeup_core_cb,
mpctx);
}
}
static int mp_property_audio_device(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct MPContext *mpctx = ctx;
struct command_ctx *cmd = mpctx->command_ctx;
if (action == M_PROPERTY_PRINT) {
create_hotplug(mpctx);
struct ao_device_list *list = ao_hotplug_get_device_list(cmd->hotplug);
for (int n = 0; n < list->num_devices; n++) {
struct ao_device_desc *dev = &list->devices[n];
if (dev->name && strcmp(dev->name, mpctx->opts->audio_device) == 0) {
*(char **)arg = talloc_strdup(NULL, dev->desc ? dev->desc : "?");
return M_PROPERTY_OK;
}
}
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_audio_devices(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct MPContext *mpctx = ctx;
struct command_ctx *cmd = mpctx->command_ctx;
create_hotplug(mpctx);
struct ao_device_list *list = ao_hotplug_get_device_list(cmd->hotplug);
return m_property_read_list(action, arg, list->num_devices,
get_device_entry, list);
}
static int mp_property_ao(void *ctx, struct m_property *p, int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_strdup_ro(action, arg,
mpctx->ao ? ao_get_name(mpctx->ao) : NULL);
}
/// Audio delay (RW)
static int mp_property_audio_delay(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
float delay = mpctx->opts->audio_delay;
switch (action) {
case M_PROPERTY_PRINT:
*(char **)arg = format_delay(delay);
return M_PROPERTY_OK;
case M_PROPERTY_SET:
mpctx->opts->audio_delay = *(float *)arg;
if (mpctx->ao_chain && mpctx->vo_chain)
mpctx->delay += mpctx->opts->audio_delay - delay;
mp_wakeup_core(mpctx);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Audio codec tag (RO)
static int mp_property_audio_codec_name(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct track *track = mpctx->current_track[0][STREAM_AUDIO];
const char *c = track && track->stream ? track->stream->codec->codec : NULL;
return m_property_strdup_ro(action, arg, c);
}
/// Audio codec name (RO)
static int mp_property_audio_codec(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct track *track = mpctx->current_track[0][STREAM_AUDIO];
const char *c = track && track->dec ? track->dec->decoder_desc : NULL;
return m_property_strdup_ro(action, arg, c);
}
static int property_audiofmt(struct mp_aframe *fmt, int action, void *arg)
{
if (!fmt || !mp_aframe_config_is_valid(fmt))
return M_PROPERTY_UNAVAILABLE;
struct mp_chmap chmap = {0};
mp_aframe_get_chmap(fmt, &chmap);
struct m_sub_property props[] = {
{"samplerate", SUB_PROP_INT(mp_aframe_get_rate(fmt))},
{"channel-count", SUB_PROP_INT(chmap.num)},
{"channels", SUB_PROP_STR(mp_chmap_to_str(&chmap))},
{"hr-channels", SUB_PROP_STR(mp_chmap_to_str_hr(&chmap))},
{"format", SUB_PROP_STR(af_fmt_to_str(mp_aframe_get_format(fmt)))},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int mp_property_audio_params(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return property_audiofmt(mpctx->ao_chain ?
mpctx->ao_chain->filter->input_aformat : NULL, action, arg);
}
static int mp_property_audio_out_params(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_aframe *frame = NULL;
if (mpctx->ao) {
frame = mp_aframe_create();
int samplerate;
int format;
struct mp_chmap channels;
ao_get_format(mpctx->ao, &samplerate, &format, &channels);
mp_aframe_set_rate(frame, samplerate);
mp_aframe_set_format(frame, format);
mp_aframe_set_chmap(frame, &channels);
}
int r = property_audiofmt(frame, action, arg);
talloc_free(frame);
return r;
}
static struct track* track_next(struct MPContext *mpctx, enum stream_type type,
int direction, struct track *track)
{
assert(direction == -1 || direction == +1);
struct track *prev = NULL, *next = NULL;
bool seen = track == NULL;
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *cur = mpctx->tracks[n];
if (cur->type == type) {
if (cur == track) {
seen = true;
} else if (!cur->selected) {
if (seen && !next) {
next = cur;
}
if (!seen || !track) {
prev = cur;
}
}
}
}
return direction > 0 ? next : prev;
}
static int property_switch_track(struct m_property *prop, int action, void *arg,
MPContext *mpctx, int order,
enum stream_type type)
{
struct track *track = mpctx->current_track[order][type];
switch (action) {
case M_PROPERTY_GET:
if (mpctx->playback_initialized) {
*(int *)arg = track ? track->user_tid : -2;
} else {
*(int *)arg = mpctx->opts->stream_id[order][type];
}
return M_PROPERTY_OK;
case M_PROPERTY_PRINT:
if (!track)
*(char **) arg = talloc_strdup(NULL, "no");
else {
char *lang = track->lang;
if (!lang)
lang = "unknown";
if (track->title)
*(char **)arg = talloc_asprintf(NULL, "(%d) %s (\"%s\")",
track->user_tid, lang, track->title);
else
*(char **)arg = talloc_asprintf(NULL, "(%d) %s",
track->user_tid, lang);
}
return M_PROPERTY_OK;
case M_PROPERTY_SWITCH: {
if (!mpctx->playback_initialized)
return M_PROPERTY_ERROR;
struct m_property_switch_arg *sarg = arg;
do {
track = track_next(mpctx, type, sarg->inc >= 0 ? +1 : -1, track);
mp_switch_track_n(mpctx, order, type, track, FLAG_MARK_SELECTION);
} while (mpctx->current_track[order][type] != track);
print_track_list(mpctx, "Track switched:");
return M_PROPERTY_OK;
}
case M_PROPERTY_SET:
if (mpctx->playback_initialized) {
track = mp_track_by_tid(mpctx, type, *(int *)arg);
mp_switch_track_n(mpctx, order, type, track, FLAG_MARK_SELECTION);
print_track_list(mpctx, "Track switched:");
mp_wakeup_core(mpctx);
} else {
mpctx->opts->stream_id[order][type] = *(int *)arg;
}
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int track_channels(struct track *track)
{
return track->stream ? track->stream->codec->channels.num : 0;
}
static int get_track_entry(int item, int action, void *arg, void *ctx)
{
struct MPContext *mpctx = ctx;
struct track *track = mpctx->tracks[item];
struct mp_codec_params p =
track->stream ? *track->stream->codec : (struct mp_codec_params){0};
const char *decoder_desc = NULL;
if (track->dec)
decoder_desc = track->dec->decoder_desc;
bool has_rg = track->stream && track->stream->codec->replaygain_data;
struct replaygain_data rg = has_rg ? *track->stream->codec->replaygain_data
: (struct replaygain_data){0};
struct m_sub_property props[] = {
{"id", SUB_PROP_INT(track->user_tid)},
{"type", SUB_PROP_STR(stream_type_name(track->type)),
.unavailable = !stream_type_name(track->type)},
{"src-id", SUB_PROP_INT(track->demuxer_id),
.unavailable = track->demuxer_id == -1},
{"title", SUB_PROP_STR(track->title),
.unavailable = !track->title},
{"lang", SUB_PROP_STR(track->lang),
.unavailable = !track->lang},
{"audio-channels", SUB_PROP_INT(track_channels(track)),
.unavailable = track_channels(track) <= 0},
{"albumart", SUB_PROP_FLAG(track->attached_picture)},
{"default", SUB_PROP_FLAG(track->default_track)},
{"forced", SUB_PROP_FLAG(track->forced_track)},
{"dependent", SUB_PROP_FLAG(track->dependent_track)},
{"external", SUB_PROP_FLAG(track->is_external)},
{"selected", SUB_PROP_FLAG(track->selected)},
{"external-filename", SUB_PROP_STR(track->external_filename),
.unavailable = !track->external_filename},
{"ff-index", SUB_PROP_INT(track->ff_index)},
{"decoder-desc", SUB_PROP_STR(decoder_desc),
.unavailable = !decoder_desc},
{"codec", SUB_PROP_STR(p.codec),
.unavailable = !p.codec},
{"demux-w", SUB_PROP_INT(p.disp_w), .unavailable = !p.disp_w},
{"demux-h", SUB_PROP_INT(p.disp_h), .unavailable = !p.disp_h},
{"demux-channel-count", SUB_PROP_INT(p.channels.num),
.unavailable = !p.channels.num},
{"demux-channels", SUB_PROP_STR(mp_chmap_to_str(&p.channels)),
.unavailable = !p.channels.num},
{"demux-samplerate", SUB_PROP_INT(p.samplerate),
.unavailable = !p.samplerate},
{"demux-fps", SUB_PROP_DOUBLE(p.fps), .unavailable = p.fps <= 0},
{"replaygain-track-peak", SUB_PROP_FLOAT(rg.track_peak),
.unavailable = !has_rg},
{"replaygain-track-gain", SUB_PROP_FLOAT(rg.track_gain),
.unavailable = !has_rg},
{"replaygain-album-peak", SUB_PROP_FLOAT(rg.album_peak),
.unavailable = !has_rg},
{"replaygain-album-gain", SUB_PROP_FLOAT(rg.album_gain),
.unavailable = !has_rg},
{0}
};
return m_property_read_sub(props, action, arg);
}
static const char *track_type_name(enum stream_type t)
{
switch (t) {
case STREAM_VIDEO: return "Video";
case STREAM_AUDIO: return "Audio";
case STREAM_SUB: return "Sub";
}
return NULL;
}
static int property_list_tracks(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action == M_PROPERTY_PRINT) {
char *res = NULL;
for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track->type != type)
continue;
res = talloc_asprintf_append(res, "%s: ",
track_type_name(track->type));
res = talloc_strdup_append(res,
track->selected ? list_current : list_normal);
res = talloc_asprintf_append(res, "(%d) ", track->user_tid);
if (track->title)
res = talloc_asprintf_append(res, "'%s' ", track->title);
if (track->lang)
res = talloc_asprintf_append(res, "(%s) ", track->lang);
if (track->is_external)
res = talloc_asprintf_append(res, "(external) ");
res = talloc_asprintf_append(res, "\n");
}
res = talloc_asprintf_append(res, "\n");
}
struct demuxer *demuxer = mpctx->demuxer;
if (demuxer && demuxer->num_editions > 1)
res = talloc_asprintf_append(res, "\nEdition: %d of %d\n",
demuxer->edition + 1,
demuxer->num_editions);
*(char **)arg = res;
return M_PROPERTY_OK;
}
return m_property_read_list(action, arg, mpctx->num_tracks,
get_track_entry, mpctx);
}
/// Selected audio id (RW)
static int mp_property_audio(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_switch_track(prop, action, arg, ctx, 0, STREAM_AUDIO);
}
/// Selected video id (RW)
static int mp_property_video(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_switch_track(prop, action, arg, ctx, 0, STREAM_VIDEO);
}
static struct track *find_track_by_demuxer_id(MPContext *mpctx,
enum stream_type type,
int demuxer_id)
{
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track->type == type && track->demuxer_id == demuxer_id)
return track;
}
return NULL;
}
static int mp_property_program(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
demux_program_t prog = {0};
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer || !mpctx->playback_initialized)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_SWITCH:
case M_PROPERTY_SET:
if (action == M_PROPERTY_SET && arg)
prog.progid = *((int *) arg);
else
prog.progid = -1;
if (demux_control(demuxer, DEMUXER_CTRL_IDENTIFY_PROGRAM, &prog) ==
CONTROL_UNKNOWN)
return M_PROPERTY_ERROR;
if (prog.aid < 0 && prog.vid < 0) {
MP_ERR(mpctx, "Selected program contains no audio or video streams!\n");
return M_PROPERTY_ERROR;
}
mp_switch_track(mpctx, STREAM_VIDEO,
find_track_by_demuxer_id(mpctx, STREAM_VIDEO, prog.vid), 0);
mp_switch_track(mpctx, STREAM_AUDIO,
find_track_by_demuxer_id(mpctx, STREAM_AUDIO, prog.aid), 0);
mp_switch_track(mpctx, STREAM_SUB,
find_track_by_demuxer_id(mpctx, STREAM_VIDEO, prog.sid), 0);
print_track_list(mpctx, "Program switched:");
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = CONF_RANGE,
.min = -1,
.max = (1 << 16) - 1,
};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_hwdec(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct track *track = mpctx->current_track[0][STREAM_VIDEO];
struct mp_decoder_wrapper *dec = track ? track->dec : NULL;
struct MPOpts *opts = mpctx->opts;
if (action == M_PROPERTY_SET) {
char *new = *(char **)arg;
if (strcmp(opts->hwdec_api, new) == 0)
return M_PROPERTY_OK;
talloc_free(opts->hwdec_api);
opts->hwdec_api = talloc_strdup(NULL, new);
if (!dec)
return M_PROPERTY_OK;
mp_decoder_wrapper_control(dec, VDCTRL_REINIT, NULL);
double last_pts = mpctx->last_vo_pts;
if (last_pts != MP_NOPTS_VALUE)
queue_seek(mpctx, MPSEEK_ABSOLUTE, last_pts, MPSEEK_EXACT, 0);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_hwdec_current(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct track *track = mpctx->current_track[0][STREAM_VIDEO];
struct mp_decoder_wrapper *dec = track ? track->dec : NULL;
if (!dec)
return M_PROPERTY_UNAVAILABLE;
char *current = NULL;
mp_decoder_wrapper_control(dec, VDCTRL_GET_HWDEC, &current);
if (!current)
current = "no";
return m_property_strdup_ro(action, arg, current);
}
static int mp_property_hwdec_interop(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->video_out || !mpctx->video_out->hwdec_devs)
return M_PROPERTY_UNAVAILABLE;
char *names = hwdec_devices_get_names(mpctx->video_out->hwdec_devs);
int res = m_property_strdup_ro(action, arg, names);
talloc_free(names);
return res;
}
/// Helper to set vo flags.
/** \ingroup PropertyImplHelper
*/
static int mp_property_vo_flag(struct m_property *prop, int action, void *arg,
int vo_ctrl, int *vo_var, MPContext *mpctx)
{
int old = *vo_var;
int res = mp_property_generic_option(mpctx, prop, action, arg);
if (action == M_PROPERTY_SET && old != *vo_var) {
if (mpctx->video_out)
vo_control(mpctx->video_out, vo_ctrl, 0);
}
return res;
}
/// Fullscreen state (RW)
static int mp_property_fullscreen(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int oldval = mpctx->opts->vo->fullscreen;
int r = mp_property_vo_flag(prop, action, arg, VOCTRL_FULLSCREEN,
&mpctx->opts->vo->fullscreen, mpctx);
if (oldval && oldval != mpctx->opts->vo->fullscreen)
mpctx->mouse_event_ts--; // Show mouse cursor
return r;
}
/// Show playback progress in Windows 7+ taskbar (RW)
static int mp_property_taskbar_progress(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action == M_PROPERTY_SET) {
int desired = !!*(int *) arg;
if (mpctx->opts->vo->taskbar_progress == desired)
return M_PROPERTY_OK;
mpctx->opts->vo->taskbar_progress = desired;
if (mpctx->video_out)
update_vo_playback_state(mpctx);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Window always on top (RW)
static int mp_property_ontop(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return mp_property_vo_flag(prop, action, arg, VOCTRL_ONTOP,
&mpctx->opts->vo->ontop, mpctx);
}
/// Show window borders (RW)
static int mp_property_border(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return mp_property_vo_flag(prop, action, arg, VOCTRL_BORDER,
&mpctx->opts->vo->border, mpctx);
}
static int mp_property_all_workspaces(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return mp_property_vo_flag(prop, action, arg, VOCTRL_ALL_WORKSPACES,
&mpctx->opts->vo->all_workspaces, mpctx);
}
static int get_frame_count(struct MPContext *mpctx)
{
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return -1;
if (!mpctx->vo_chain)
return -1;
double len = get_time_length(mpctx);
double fps = mpctx->vo_chain->filter->container_fps;
if (len < 0 || fps <= 0)
return 0;
return len * fps;
}
static int mp_property_frame_number(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int frames = get_frame_count(mpctx);
if (frames < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg,
lrint(get_current_pos_ratio(mpctx, false) * frames));
}
static int mp_property_frame_count(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int frames = get_frame_count(mpctx);
if (frames < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, frames);
}
/// Video codec tag (RO)
static int mp_property_video_format(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct track *track = mpctx->current_track[0][STREAM_VIDEO];
const char *c = track && track->stream ? track->stream->codec->codec : NULL;
return m_property_strdup_ro(action, arg, c);
}
/// Video codec name (RO)
static int mp_property_video_codec(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct track *track = mpctx->current_track[0][STREAM_VIDEO];
const char *c = track && track->dec ? track->dec->decoder_desc : NULL;
return m_property_strdup_ro(action, arg, c);
}
static int property_imgparams(struct mp_image_params p, int action, void *arg)
{
if (!p.imgfmt)
return M_PROPERTY_UNAVAILABLE;
int d_w, d_h;
mp_image_params_get_dsize(&p, &d_w, &d_h);
struct mp_imgfmt_desc desc = mp_imgfmt_get_desc(p.imgfmt);
int bpp = 0;
for (int i = 0; i < desc.num_planes; i++)
bpp += desc.bpp[i] >> (desc.xs[i] + desc.ys[i]);
struct m_sub_property props[] = {
{"pixelformat", SUB_PROP_STR(mp_imgfmt_to_name(p.imgfmt))},
{"average-bpp", SUB_PROP_INT(bpp),
.unavailable = !bpp},
{"plane-depth", SUB_PROP_INT(desc.plane_bits),
.unavailable = !(desc.flags & MP_IMGFLAG_PLANAR)},
{"w", SUB_PROP_INT(p.w)},
{"h", SUB_PROP_INT(p.h)},
{"dw", SUB_PROP_INT(d_w)},
{"dh", SUB_PROP_INT(d_h)},
{"aspect", SUB_PROP_FLOAT(d_w / (double)d_h)},
{"par", SUB_PROP_FLOAT(p.p_w / (double)p.p_h)},
{"colormatrix",
SUB_PROP_STR(m_opt_choice_str(mp_csp_names, p.color.space))},
{"colorlevels",
SUB_PROP_STR(m_opt_choice_str(mp_csp_levels_names, p.color.levels))},
{"primaries",
SUB_PROP_STR(m_opt_choice_str(mp_csp_prim_names, p.color.primaries))},
{"gamma",
SUB_PROP_STR(m_opt_choice_str(mp_csp_trc_names, p.color.gamma))},
{"sig-peak", SUB_PROP_FLOAT(p.color.sig_peak)},
{"light",
SUB_PROP_STR(m_opt_choice_str(mp_csp_light_names, p.color.light))},
{"chroma-location",
SUB_PROP_STR(m_opt_choice_str(mp_chroma_names, p.chroma_location))},
{"stereo-in",
SUB_PROP_STR(m_opt_choice_str(mp_stereo3d_names, p.stereo_in))},
{"stereo-out",
SUB_PROP_STR(m_opt_choice_str(mp_stereo3d_names, p.stereo_out))},
{"rotate", SUB_PROP_INT(p.rotate)},
{0}
};
return m_property_read_sub(props, action, arg);
}
static struct mp_image_params get_video_out_params(struct MPContext *mpctx)
{
if (!mpctx->vo_chain)
return (struct mp_image_params){0};
return mpctx->vo_chain->filter->output_params;
}
static int mp_property_vo_imgparams(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_imgparams(get_video_out_params(ctx), action, arg);
}
static int mp_property_dec_imgparams(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_image_params p = {0};
struct vo_chain *vo_c = mpctx->vo_chain;
if (vo_c && vo_c->track)
mp_decoder_wrapper_get_video_dec_params(vo_c->track->dec, &p);
if (!p.imgfmt)
return M_PROPERTY_UNAVAILABLE;
return property_imgparams(p, action, arg);
}
static int mp_property_vd_imgparams(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo_chain *vo_c = mpctx->vo_chain;
if (!vo_c)
return M_PROPERTY_UNAVAILABLE;
struct track *track = mpctx->current_track[0][STREAM_VIDEO];
struct mp_codec_params *c =
track && track->stream ? track->stream->codec : NULL;
if (vo_c->filter->input_params.imgfmt) {
return property_imgparams(vo_c->filter->input_params, action, arg);
} else if (c && c->disp_w && c->disp_h) {
// Simplistic fallback for stupid scripts querying "width"/"height"
// before the first frame is decoded.
struct m_sub_property props[] = {
{"w", SUB_PROP_INT(c->disp_w)},
{"h", SUB_PROP_INT(c->disp_h)},
{0}
};
return m_property_read_sub(props, action, arg);
}
return M_PROPERTY_UNAVAILABLE;
}
static int mp_property_video_frame_info(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_image *f =
mpctx->video_out ? vo_get_current_frame(mpctx->video_out) : NULL;
if (!f)
return M_PROPERTY_UNAVAILABLE;
const char *pict_types[] = {0, "I", "P", "B"};
const char *pict_type = f->pict_type >= 1 && f->pict_type <= 3
? pict_types[f->pict_type] : NULL;
struct m_sub_property props[] = {
{"picture-type", SUB_PROP_STR(pict_type), .unavailable = !pict_type},
{"interlaced", SUB_PROP_FLAG(!!(f->fields & MP_IMGFIELD_INTERLACED))},
{"tff", SUB_PROP_FLAG(!!(f->fields & MP_IMGFIELD_TOP_FIRST))},
{"repeat", SUB_PROP_FLAG(!!(f->fields & MP_IMGFIELD_REPEAT_FIRST))},
{0}
};
talloc_free(f);
return m_property_read_sub(props, action, arg);
}
static int mp_property_window_scale(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo *vo = mpctx->video_out;
if (!vo)
goto generic;
struct mp_image_params params = get_video_out_params(mpctx);
int vid_w, vid_h;
mp_image_params_get_dsize(&params, &vid_w, &vid_h);
if (vid_w < 1 || vid_h < 1)
goto generic;
switch (action) {
case M_PROPERTY_SET: {
double scale = *(double *)arg;
int s[2] = {vid_w * scale, vid_h * scale};
if (s[0] > 0 && s[1] > 0)
vo_control(vo, VOCTRL_SET_UNFS_WINDOW_SIZE, s);
goto generic;
}
case M_PROPERTY_GET: {
int s[2];
if (vo_control(vo, VOCTRL_GET_UNFS_WINDOW_SIZE, s) <= 0 ||
s[0] < 1 || s[1] < 1)
goto generic;
double xs = (double)s[0] / vid_w;
double ys = (double)s[1] / vid_h;
*(double *)arg = (xs + ys) / 2;
return M_PROPERTY_OK;
}
}
generic:
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_win_minimized(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo *vo = mpctx->video_out;
if (!vo)
return M_PROPERTY_UNAVAILABLE;
int state = 0;
if (vo_control(vo, VOCTRL_GET_WIN_STATE, &state) < 1)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, state & VO_WIN_STATE_MINIMIZED);
}
static int mp_property_display_fps(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double fps = mpctx->video_out ? vo_get_display_fps(mpctx->video_out) : 0;
if (fps > 0 && action != M_PROPERTY_SET)
return m_property_double_ro(action, arg, fps);
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_estimated_display_fps(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo *vo = mpctx->video_out;
if (!vo)
return M_PROPERTY_UNAVAILABLE;
double interval = vo_get_estimated_vsync_interval(vo);
if (interval <= 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, 1.0 / interval);
}
static int mp_property_vsync_jitter(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo *vo = mpctx->video_out;
if (!vo)
return M_PROPERTY_UNAVAILABLE;
double stddev = vo_get_estimated_vsync_jitter(vo);
if (stddev < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, stddev);
}
static int mp_property_display_names(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo *vo = mpctx->video_out;
if (!vo)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING_LIST};
return M_PROPERTY_OK;
case M_PROPERTY_GET: {
char** display_names;
if (vo_control(vo, VOCTRL_GET_DISPLAY_NAMES, &display_names) < 1)
return M_PROPERTY_UNAVAILABLE;
*(char ***)arg = display_names;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_vo_configured(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_flag_ro(action, arg,
mpctx->video_out && mpctx->video_out->config_ok);
}
static void get_frame_perf(struct mpv_node *node, struct mp_frame_perf *perf)
{
for (int i = 0; i < perf->count; i++) {
struct mp_pass_perf *data = &perf->perf[i];
struct mpv_node *pass = node_array_add(node, MPV_FORMAT_NODE_MAP);
node_map_add_string(pass, "desc", perf->desc[i]);
node_map_add(pass, "last", MPV_FORMAT_INT64)->u.int64 = data->last;
node_map_add(pass, "avg", MPV_FORMAT_INT64)->u.int64 = data->avg;
node_map_add(pass, "peak", MPV_FORMAT_INT64)->u.int64 = data->peak;
node_map_add(pass, "count", MPV_FORMAT_INT64)->u.int64 = data->count;
struct mpv_node *samples = node_map_add(pass, "samples", MPV_FORMAT_NODE_ARRAY);
for (int n = 0; n < data->count; n++)
node_array_add(samples, MPV_FORMAT_INT64)->u.int64 = data->samples[n];
}
}
static char *asprint_perf(char *res, struct mp_frame_perf *perf)
{
for (int i = 0; i < perf->count; i++) {
struct mp_pass_perf *pass = &perf->perf[i];
res = talloc_asprintf_append(res,
"- %s: last %dus avg %dus peak %dus\n", perf->desc[i],
(int)pass->last/1000, (int)pass->avg/1000, (int)pass->peak/1000);
}
return res;
}
static int mp_property_vo_passes(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->video_out)
return M_PROPERTY_UNAVAILABLE;
// Return the type right away if requested, to avoid having to
// go through a completely unnecessary VOCTRL
if (action == M_PROPERTY_GET_TYPE) {
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_NODE};
return M_PROPERTY_OK;
}
int ret = M_PROPERTY_UNAVAILABLE;
struct voctrl_performance_data *data = talloc_ptrtype(NULL, data);
if (vo_control(mpctx->video_out, VOCTRL_PERFORMANCE_DATA, data) <= 0)
goto out;
switch (action) {
case M_PROPERTY_PRINT: {
char *res = NULL;
res = talloc_asprintf_append(res, "fresh:\n");
res = asprint_perf(res, &data->fresh);
res = talloc_asprintf_append(res, "\nredraw:\n");
res = asprint_perf(res, &data->redraw);
*(char **)arg = res;
ret = M_PROPERTY_OK;
goto out;
}
case M_PROPERTY_GET: {
struct mpv_node node;
node_init(&node, MPV_FORMAT_NODE_MAP, NULL);
struct mpv_node *fresh = node_map_add(&node, "fresh", MPV_FORMAT_NODE_ARRAY);
struct mpv_node *redraw = node_map_add(&node, "redraw", MPV_FORMAT_NODE_ARRAY);
get_frame_perf(fresh, &data->fresh);
get_frame_perf(redraw, &data->redraw);
*(struct mpv_node *)arg = node;
ret = M_PROPERTY_OK;
goto out;
}
}
ret = M_PROPERTY_NOT_IMPLEMENTED;
out:
talloc_free(data);
return ret;
}
static int mp_property_vo(void *ctx, struct m_property *p, int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_strdup_ro(action, arg,
mpctx->video_out ? mpctx->video_out->driver->name : NULL);
}
static int mp_property_osd_w(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_osd_res vo_res = osd_get_vo_res(mpctx->osd);
return m_property_int_ro(action, arg, vo_res.w);
}
static int mp_property_osd_h(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_osd_res vo_res = osd_get_vo_res(mpctx->osd);
return m_property_int_ro(action, arg, vo_res.h);
}
static int mp_property_osd_par(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_osd_res vo_res = osd_get_vo_res(mpctx->osd);
return m_property_double_ro(action, arg, vo_res.display_par);
}
static int mp_property_osd_sym(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
char temp[20];
get_current_osd_sym(mpctx, temp, sizeof(temp));
return m_property_strdup_ro(action, arg, temp);
}
static int mp_property_osd_ass(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct m_sub_property props[] = {
{"0", SUB_PROP_STR(OSD_ASS_0)},
{"1", SUB_PROP_STR(OSD_ASS_1)},
{0}
};
return m_property_read_sub(props, action, arg);
}
/// Video fps (RO)
static int mp_property_fps(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
float fps = mpctx->vo_chain ? mpctx->vo_chain->filter->container_fps : 0;
if (fps < 0.1 || !isfinite(fps))
return M_PROPERTY_UNAVAILABLE;;
return m_property_float_ro(action, arg, fps);
}
static int mp_property_vf_fps(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->vo_chain)
return M_PROPERTY_UNAVAILABLE;
double avg = calc_average_frame_duration(mpctx);
if (avg <= 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, 1.0 / avg);
}
/// Video aspect (RO)
static int mp_property_aspect(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
float aspect = mpctx->opts->movie_aspect;
if (mpctx->vo_chain && aspect <= 0) {
struct mp_image_params *params = &mpctx->vo_chain->filter->input_params;
if (params && params->p_w > 0 && params->p_h > 0) {
int d_w, d_h;
mp_image_params_get_dsize(params, &d_w, &d_h);
aspect = (float)d_w / d_h;
}
}
struct track *track = mpctx->current_track[0][STREAM_VIDEO];
if (track && track->stream && aspect <= 0) {
struct mp_codec_params *c = track->stream->codec;
if (c->disp_w && c->disp_h)
aspect = (float)c->disp_w / c->disp_h;
}
switch (action) {
case M_PROPERTY_PRINT: {
if (mpctx->opts->movie_aspect < 0) {
*(char **)arg = talloc_asprintf(NULL, "%.3f (original)", aspect);
return M_PROPERTY_OK;
}
break;
}
case M_PROPERTY_GET: {
*(float *)arg = aspect;
return M_PROPERTY_OK;
}
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Selected subtitles (RW)
static int mp_property_sub(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_switch_track(prop, action, arg, ctx, 0, STREAM_SUB);
}
static int mp_property_sub2(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_switch_track(prop, action, arg, ctx, 1, STREAM_SUB);
}
/// Subtitle delay (RW)
static int mp_property_sub_delay(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
switch (action) {
case M_PROPERTY_PRINT:
*(char **)arg = format_delay(opts->subs_rend->sub_delay);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Subtitle speed (RW)
static int mp_property_sub_speed(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
if (action == M_PROPERTY_PRINT) {
*(char **)arg =
talloc_asprintf(NULL, "%4.1f%%", 100 * opts->subs_rend->sub_speed);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_sub_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = talloc_asprintf(NULL, "%d/100", opts->subs_rend->sub_pos);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_sub_text(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct track *track = mpctx->current_track[0][STREAM_SUB];
struct dec_sub *sub = track ? track->d_sub : NULL;
double pts = mpctx->playback_pts;
if (!sub || pts == MP_NOPTS_VALUE)
return M_PROPERTY_UNAVAILABLE;
char *text = sub_get_text(sub, pts);
if (!text)
text = "";
return m_property_strdup_ro(action, arg, text);
}
static int mp_property_cursor_autohide(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
int old_value = opts->cursor_autohide_delay;
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (opts->cursor_autohide_delay != old_value)
mpctx->mouse_timer = 0;
return r;
}
static int prop_stream_ctrl(struct MPContext *mpctx, int ctrl, void *arg)
{
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
int r = demux_stream_control(mpctx->demuxer, ctrl, arg);
switch (r) {
case STREAM_OK: return M_PROPERTY_OK;
case STREAM_UNSUPPORTED: return M_PROPERTY_UNAVAILABLE;
default: return M_PROPERTY_ERROR;
}
}
static int mp_property_tv_norm(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_SET:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_SET_NORM, *(char **)arg);
case M_PROPERTY_SWITCH:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_STEP_NORM, NULL);
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_tv_scan(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_SET:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_SET_SCAN, arg);
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_FLAG};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// TV color settings (RW)
static int mp_property_tv_color(void *ctx, struct m_property *prop,
int action, void *arg)
{
int req[2] = {(intptr_t)prop->priv};
switch (action) {
case M_PROPERTY_SET:
req[1] = *(int *)arg;
return prop_stream_ctrl(ctx, STREAM_CTRL_SET_TV_COLORS, req);
case M_PROPERTY_GET: {
int r = prop_stream_ctrl(ctx, STREAM_CTRL_GET_TV_COLORS, req);
if (r == M_PROPERTY_OK)
*(int *)arg = req[1];
return r;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = M_OPT_RANGE,
.min = -100,
.max = 100,
};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_tv_freq(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_SET:
return prop_stream_ctrl(ctx, STREAM_CTRL_SET_TV_FREQ, arg);
case M_PROPERTY_GET:
return prop_stream_ctrl(ctx, STREAM_CTRL_GET_TV_FREQ, arg);
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_FLOAT};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_tv_channel(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING};
return M_PROPERTY_OK;
case M_PROPERTY_SET:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_SET_CHAN, *(char **)arg);
case M_PROPERTY_GET:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_GET_CHAN, arg);
case M_PROPERTY_SWITCH: {
struct m_property_switch_arg *sa = arg;
int dir = sa->inc >= 0 ? 1 : -1;
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_STEP_CHAN, &dir);
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_dvb_channel(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int r;
switch (action) {
case M_PROPERTY_SET:
r = prop_stream_ctrl(mpctx, STREAM_CTRL_DVB_SET_CHANNEL, arg);
if (r == M_PROPERTY_OK && !mpctx->stop_play)
mpctx->stop_play = PT_CURRENT_ENTRY;
return r;
case M_PROPERTY_SWITCH: {
struct m_property_switch_arg *sa = arg;
int dir = sa->inc >= 0 ? 1 : -1;
r = prop_stream_ctrl(mpctx, STREAM_CTRL_DVB_STEP_CHANNEL, &dir);
if (r == M_PROPERTY_OK && !mpctx->stop_play)
mpctx->stop_play = PT_CURRENT_ENTRY;
return r;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = &m_option_type_intpair};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_dvb_channel_name(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int r;
switch (action) {
case M_PROPERTY_SET:
r = prop_stream_ctrl(mpctx, STREAM_CTRL_DVB_SET_CHANNEL_NAME, arg);
if (r == M_PROPERTY_OK && !mpctx->stop_play)
mpctx->stop_play = PT_CURRENT_ENTRY;
return r;
case M_PROPERTY_SWITCH: {
struct m_property_switch_arg *sa = arg;
int dir = sa->inc >= 0 ? 1 : -1;
r = prop_stream_ctrl(mpctx, STREAM_CTRL_DVB_STEP_CHANNEL, &dir);
if (r == M_PROPERTY_OK && !mpctx->stop_play)
mpctx->stop_play = PT_CURRENT_ENTRY;
return r;
}
case M_PROPERTY_GET: {
return prop_stream_ctrl(mpctx, STREAM_CTRL_DVB_GET_CHANNEL_NAME, arg);
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_playlist_pos_x(void *ctx, struct m_property *prop,
int action, void *arg, int base)
{
MPContext *mpctx = ctx;
struct playlist *pl = mpctx->playlist;
if (!pl->first)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET: {
int pos = playlist_entry_to_index(pl, pl->current);
if (pos < 0)
return M_PROPERTY_UNAVAILABLE;
*(int *)arg = pos + base;
return M_PROPERTY_OK;
}
case M_PROPERTY_SET: {
int pos = *(int *)arg - base;
struct playlist_entry *e = playlist_entry_from_index(pl, pos);
if (!e)
return M_PROPERTY_ERROR;
mp_set_playlist_entry(mpctx, e);
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE: {
struct m_option opt = {
.type = CONF_TYPE_INT,
.flags = CONF_RANGE,
.min = base,
.max = playlist_entry_count(pl) - 1 + base,
};
*(struct m_option *)arg = opt;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_playlist_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
return mp_property_playlist_pos_x(ctx, prop, action, arg, 0);
}
static int mp_property_playlist_pos_1(void *ctx, struct m_property *prop,
int action, void *arg)
{
return mp_property_playlist_pos_x(ctx, prop, action, arg, 1);
}
struct get_playlist_ctx {
struct MPContext *mpctx;
int last_index;
struct playlist_entry *last_entry;
};
static int get_playlist_entry(int item, int action, void *arg, void *ctx)
{
struct get_playlist_ctx *p = ctx;
struct MPContext *mpctx = p->mpctx;
struct playlist_entry *e;
// This is an optimization that prevents O(n^2) behaviour when the entire
// playlist is requested. If a request is made for the last requested entry
// or the entry immediately following it, it can be found without a full
// traversal of the linked list.
if (p->last_entry && item == p->last_index)
e = p->last_entry;
else if (p->last_entry && item == p->last_index + 1)
e = p->last_entry->next;
else
e = playlist_entry_from_index(mpctx->playlist, item);
p->last_index = item;
p->last_entry = e;
if (!e)
return M_PROPERTY_ERROR;
bool current = mpctx->playlist->current == e;
bool playing = mpctx->playing == e;
struct m_sub_property props[] = {
{"filename", SUB_PROP_STR(e->filename)},
{"current", SUB_PROP_FLAG(1), .unavailable = !current},
{"playing", SUB_PROP_FLAG(1), .unavailable = !playing},
{"title", SUB_PROP_STR(e->title), .unavailable = !e->title},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int mp_property_playlist(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action == M_PROPERTY_PRINT) {
struct playlist *pl = mpctx->playlist;
char *res = talloc_strdup(NULL, "");
for (struct playlist_entry *e = pl->first; e; e = e->next)
{
char *p = e->filename;
if (!mp_is_url(bstr0(p))) {
char *s = mp_basename(e->filename);
if (s[0])
p = s;
}
const char *m = pl->current == e ? list_current : list_normal;
res = talloc_asprintf_append(res, "%s%s\n", m, p);
}
*(char **)arg =
cut_osd_list(mpctx, res, playlist_entry_to_index(pl, pl->current));
return M_PROPERTY_OK;
}
struct get_playlist_ctx p = {.mpctx = mpctx};
return m_property_read_list(action, arg, playlist_entry_count(mpctx->playlist),
get_playlist_entry, &p);
}
static char *print_obj_osd_list(struct m_obj_settings *list)
{
char *res = NULL;
for (int n = 0; list && list[n].name; n++) {
res = talloc_asprintf_append(res, "%s [", list[n].name);
for (int i = 0; list[n].attribs && list[n].attribs[i]; i += 2) {
res = talloc_asprintf_append(res, "%s%s=%s", i > 0 ? " " : "",
list[n].attribs[i],
list[n].attribs[i + 1]);
}
res = talloc_asprintf_append(res, "]");
if (!list[n].enabled)
res = talloc_strdup_append(res, " (disabled)");
res = talloc_strdup_append(res, "\n");
}
if (!res)
res = talloc_strdup(NULL, "(empty)");
return res;
}
static int property_filter(struct m_property *prop, int action, void *arg,
MPContext *mpctx, enum stream_type mt)
{
switch (action) {
case M_PROPERTY_PRINT: {
struct m_config_option *opt = m_config_get_co(mpctx->mconfig,
bstr0(prop->name));
*(char **)arg = print_obj_osd_list(*(struct m_obj_settings **)opt->data);
return M_PROPERTY_OK;
}
case M_PROPERTY_SET:
return set_filters(mpctx, mt, *(struct m_obj_settings **)arg) >= 0
? M_PROPERTY_OK : M_PROPERTY_ERROR;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_vf(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_filter(prop, action, arg, ctx, STREAM_VIDEO);
}
static int mp_property_af(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_filter(prop, action, arg, ctx, STREAM_AUDIO);
}
static int mp_property_ab_loop(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
if (action == M_PROPERTY_KEY_ACTION) {
double val;
if (mp_property_generic_option(mpctx, prop, M_PROPERTY_GET, &val) < 1)
return M_PROPERTY_ERROR;
return property_time(action, arg, val);
}
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (r > 0 && action == M_PROPERTY_SET) {
mpctx->ab_loop_clip = mpctx->playback_pts < opts->ab_loop[1];
if (strcmp(prop->name, "ab-loop-b") == 0) {
if (opts->ab_loop[1] != MP_NOPTS_VALUE &&
mpctx->playback_pts <= opts->ab_loop[1])
mpctx->ab_loop_clip = true;
}
// Update if visible
set_osd_bar_chapters(mpctx, OSD_BAR_SEEK);
mp_wakeup_core(mpctx);
}
return r;
}
static int mp_property_packet_bitrate(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int type = (uintptr_t)prop->priv & ~0x100;
bool old = (uintptr_t)prop->priv & 0x100;
struct demuxer *demuxer = NULL;
if (mpctx->current_track[0][type])
demuxer = mpctx->current_track[0][type]->demuxer;
if (!demuxer)
demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
double r[STREAM_TYPE_COUNT];
if (demux_control(demuxer, DEMUXER_CTRL_GET_BITRATE_STATS, &r) < 1)
return M_PROPERTY_UNAVAILABLE;
if (r[type] < 0)
return M_PROPERTY_UNAVAILABLE;
// r[type] is in bytes/second -> bits
double rate = r[type] * 8;
// Same story, but used kilobits for some reason.
if (old)
return m_property_int64_ro(action, arg, rate / 1000.0 + 0.5);
if (action == M_PROPERTY_PRINT) {
rate /= 1000;
if (rate < 1000) {
*(char **)arg = talloc_asprintf(NULL, "%d kbps", (int)rate);
} else {
*(char **)arg = talloc_asprintf(NULL, "%.3f mbps", rate / 1000.0);
}
return M_PROPERTY_OK;
}
return m_property_int64_ro(action, arg, rate);
}
static int mp_property_cwd(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_GET: {
char *cwd = mp_getcwd(NULL);
if (!cwd)
return M_PROPERTY_ERROR;
*(char **)arg = cwd;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_record_file(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
if (action == M_PROPERTY_SET) {
char *new = *(char **)arg;
if (!bstr_equals(bstr0(new), bstr0(opts->record_file))) {
talloc_free(opts->record_file);
opts->record_file = talloc_strdup(NULL, new);
open_recorder(mpctx, false);
// open_recorder() unsets it on failure.
if (new && !opts->record_file)
return M_PROPERTY_ERROR;
}
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_protocols(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_GET:
*(char ***)arg = stream_get_proto_list();
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING_LIST};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int get_decoder_entry(int item, int action, void *arg, void *ctx)
{
struct mp_decoder_list *codecs = ctx;
struct mp_decoder_entry *c = &codecs->entries[item];
struct m_sub_property props[] = {
{"codec", SUB_PROP_STR(c->codec)},
{"driver" , SUB_PROP_STR(c->decoder)},
{"description", SUB_PROP_STR(c->desc)},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int mp_property_decoders(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct mp_decoder_list *codecs = talloc_zero(NULL, struct mp_decoder_list);
struct mp_decoder_list *v = talloc_steal(codecs, video_decoder_list());
struct mp_decoder_list *a = talloc_steal(codecs, audio_decoder_list());
mp_append_decoders(codecs, v);
mp_append_decoders(codecs, a);
int r = m_property_read_list(action, arg, codecs->num_entries,
get_decoder_entry, codecs);
talloc_free(codecs);
return r;
}
static int mp_property_encoders(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct mp_decoder_list *codecs = talloc_zero(NULL, struct mp_decoder_list);
mp_add_lavc_encoders(codecs);
int r = m_property_read_list(action, arg, codecs->num_entries,
get_decoder_entry, codecs);
talloc_free(codecs);
return r;
}
static int mp_property_lavf_demuxers(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_GET:
*(char ***)arg = mp_get_lavf_demuxers();
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING_LIST};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_version(void *ctx, struct m_property *prop,
int action, void *arg)
{
return m_property_strdup_ro(action, arg, mpv_version);
}
static int mp_property_configuration(void *ctx, struct m_property *prop,
int action, void *arg)
{
return m_property_strdup_ro(action, arg, CONFIGURATION);
}
static int mp_property_ffmpeg(void *ctx, struct m_property *prop,
int action, void *arg)
{
return m_property_strdup_ro(action, arg, av_version_info());
}
static int mp_property_alias(void *ctx, struct m_property *prop,
int action, void *arg)
{
const char *real_property = prop->priv;
return mp_property_do(real_property, action, arg, ctx);
}
static int mp_property_deprecated_alias(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct command_ctx *cmd = mpctx->command_ctx;
const char *real_property = prop->priv;
for (int n = 0; n < cmd->num_warned_deprecated; n++) {
if (strcmp(cmd->warned_deprecated[n], prop->name) == 0)
goto done;
}
MP_WARN(mpctx, "Warning: property '%s' was replaced with '%s' and "
"might be removed in the future.\n", prop->name, real_property);
MP_TARRAY_APPEND(cmd, cmd->warned_deprecated, cmd->num_warned_deprecated,
(char *)prop->name);
done:
return mp_property_do(real_property, action, arg, ctx);
}
static int access_options(struct m_property_action_arg *ka, bool local,
MPContext *mpctx)
{
struct m_config_option *opt = m_config_get_co(mpctx->mconfig,
bstr0(ka->key));
if (!opt)
return M_PROPERTY_UNKNOWN;
if (!opt->data)
return M_PROPERTY_UNAVAILABLE;
switch (ka->action) {
case M_PROPERTY_GET:
m_option_copy(opt->opt, ka->arg, opt->data);
return M_PROPERTY_OK;
case M_PROPERTY_SET: {
if (local && !mpctx->playing)
return M_PROPERTY_ERROR;
int flags = M_SETOPT_RUNTIME | (local ? M_SETOPT_BACKUP : 0);
int r = m_config_set_option_raw(mpctx->mconfig, opt, ka->arg, flags);
mp_wakeup_core(mpctx);
return r < 0 ? M_PROPERTY_ERROR : M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)ka->arg = *opt->opt;
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int access_option_list(int action, void *arg, bool local, MPContext *mpctx)
{
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING_LIST};
return M_PROPERTY_OK;
case M_PROPERTY_GET:
*(char ***)arg = m_config_list_options(NULL, mpctx->mconfig);
return M_PROPERTY_OK;
case M_PROPERTY_KEY_ACTION:
return access_options(arg, local, mpctx);
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_options(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return access_option_list(action, arg, false, mpctx);
}
static int mp_property_local_options(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return access_option_list(action, arg, true, mpctx);
}
static int mp_property_option_info(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
switch (action) {
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *ka = arg;
bstr key;
char *rem;
m_property_split_path(ka->key, &key, &rem);
struct m_config_option *co = m_config_get_co(mpctx->mconfig, key);
if (!co)
return M_PROPERTY_UNKNOWN;
union m_option_value def = {0};
if (co->default_data)
memcpy(&def, co->default_data, co->opt->type->size);
const struct m_option *opt = co->opt;
bool has_minmax =
opt->type == &m_option_type_int ||
opt->type == &m_option_type_int64 ||
opt->type == &m_option_type_float ||
opt->type == &m_option_type_double;
char **choices = NULL;
if (opt->type == &m_option_type_choice) {
has_minmax = true;
struct m_opt_choice_alternatives *alt = opt->priv;
int num = 0;
for ( ; alt->name; alt++)
MP_TARRAY_APPEND(NULL, choices, num, alt->name);
MP_TARRAY_APPEND(NULL, choices, num, NULL);
}
if (opt->type == &m_option_type_obj_settings_list) {
struct m_obj_list *objs = opt->priv;
int num = 0;
for (int n = 0; ; n++) {
struct m_obj_desc desc = {0};
if (!objs->get_desc(&desc, n))
break;
MP_TARRAY_APPEND(NULL, choices, num, (char *)desc.name);
}
MP_TARRAY_APPEND(NULL, choices, num, NULL);
}
struct m_sub_property props[] = {
{"name", SUB_PROP_STR(co->name)},
{"type", SUB_PROP_STR(opt->type->name)},
{"set-from-commandline", SUB_PROP_FLAG(co->is_set_from_cmdline)},
{"set-locally", SUB_PROP_FLAG(co->is_set_locally)},
{"default-value", *opt, def},
{"min", SUB_PROP_DOUBLE(opt->min),
.unavailable = !(has_minmax && (opt->flags & M_OPT_MIN))},
{"max", SUB_PROP_DOUBLE(opt->max),
.unavailable = !(has_minmax && (opt->flags & M_OPT_MAX))},
{"choices", .type = {.type = CONF_TYPE_STRING_LIST},
.value = {.string_list = choices}, .unavailable = !choices},
{0}
};
struct m_property_action_arg next_ka = *ka;
next_ka.key = rem;
int r = m_property_read_sub(props, M_PROPERTY_KEY_ACTION, &next_ka);
talloc_free(choices);
return r;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_list(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct MPContext *mpctx = ctx;
struct command_ctx *cmd = mpctx->command_ctx;
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING_LIST};
return M_PROPERTY_OK;
case M_PROPERTY_GET: {
char **list = NULL;
int num = 0;
for (int n = 0; cmd->properties[n].name; n++) {
MP_TARRAY_APPEND(NULL, list, num,
talloc_strdup(NULL, cmd->properties[n].name));
}
MP_TARRAY_APPEND(NULL, list, num, NULL);
*(char ***)arg = list;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_profile_list(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_NODE};
return M_PROPERTY_OK;
case M_PROPERTY_GET: {
*(struct mpv_node *)arg = m_config_get_profiles(mpctx->mconfig);
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
// Redirect a property name to another
#define M_PROPERTY_ALIAS(name, real_property) \
{(name), mp_property_alias, .priv = (real_property)}
#define M_PROPERTY_DEPRECATED_ALIAS(name, real_property) \
{(name), mp_property_deprecated_alias, .priv = (real_property)}
// Base list of properties. This does not include option-mapped properties.
static const struct m_property mp_properties_base[] = {
// General
{"speed", mp_property_playback_speed},
{"audio-speed-correction", mp_property_av_speed_correction, .priv = "a"},
{"video-speed-correction", mp_property_av_speed_correction, .priv = "v"},
{"display-sync-active", mp_property_display_sync_active},
{"filename", mp_property_filename},
{"stream-open-filename", mp_property_stream_open_filename},
{"file-size", mp_property_file_size},
{"path", mp_property_path},
{"media-title", mp_property_media_title},
{"stream-path", mp_property_stream_path},
{"current-demuxer", mp_property_demuxer},
{"file-format", mp_property_file_format},
{"stream-pos", mp_property_stream_pos},
{"stream-end", mp_property_stream_end},
{"duration", mp_property_duration},
{"avsync", mp_property_avsync},
{"total-avsync-change", mp_property_total_avsync_change},
{"mistimed-frame-count", mp_property_mistimed_frame_count},
{"vsync-ratio", mp_property_vsync_ratio},
{"decoder-frame-drop-count", mp_property_frame_drop_dec},
{"frame-drop-count", mp_property_frame_drop_vo},
{"vo-delayed-frame-count", mp_property_vo_delayed_frame_count},
{"percent-pos", mp_property_percent_pos},
{"time-start", mp_property_time_start},
{"time-pos", mp_property_time_pos},
{"time-remaining", mp_property_remaining},
{"audio-pts", mp_property_audio_pts},
{"playtime-remaining", mp_property_playtime_remaining},
{"playback-time", mp_property_playback_time},
{"disc-title", mp_property_disc_title},
{"chapter", mp_property_chapter},
{"edition", mp_property_edition},
{"disc-titles", mp_property_disc_titles},
{"chapters", mp_property_chapters},
{"editions", mp_property_editions},
{"angle", mp_property_angle},
{"metadata", mp_property_metadata},
{"filtered-metadata", mp_property_filtered_metadata},
{"chapter-metadata", mp_property_chapter_metadata},
{"vf-metadata", mp_property_filter_metadata, .priv = "vf"},
{"af-metadata", mp_property_filter_metadata, .priv = "af"},
{"pause", mp_property_pause},
{"core-idle", mp_property_core_idle},
{"eof-reached", mp_property_eof_reached},
{"seeking", mp_property_seeking},
{"playback-abort", mp_property_playback_abort},
{"cache-percent", mp_property_cache},
{"cache-free", mp_property_cache_free},
{"cache-used", mp_property_cache_used},
{"cache-size", mp_property_cache_size},
{"cache-idle", mp_property_cache_idle},
{"cache-speed", mp_property_cache_speed},
{"demuxer-cache-duration", mp_property_demuxer_cache_duration},
{"demuxer-cache-time", mp_property_demuxer_cache_time},
{"demuxer-cache-idle", mp_property_demuxer_cache_idle},
{"demuxer-start-time", mp_property_demuxer_start_time},
{"demuxer-cache-state", mp_property_demuxer_cache_state},
{"cache-buffering-state", mp_property_cache_buffering},
{"paused-for-cache", mp_property_paused_for_cache},
{"demuxer-via-network", mp_property_demuxer_is_network},
{"clock", mp_property_clock},
{"seekable", mp_property_seekable},
{"partially-seekable", mp_property_partially_seekable},
{"idle-active", mp_property_idle},
{"chapter-list", mp_property_list_chapters},
{"track-list", property_list_tracks},
{"edition-list", property_list_editions},
{"disc-title-list", mp_property_list_disc_titles},
{"playlist", mp_property_playlist},
{"playlist-pos", mp_property_playlist_pos},
{"playlist-pos-1", mp_property_playlist_pos_1},
M_PROPERTY_ALIAS("playlist-count", "playlist/count"),
// Audio
{"mixer-active", mp_property_mixer_active},
{"volume", mp_property_volume},
{"mute", mp_property_mute},
{"ao-volume", mp_property_ao_volume},
{"ao-mute", mp_property_ao_mute},
{"audio-delay", mp_property_audio_delay},
{"audio-codec-name", mp_property_audio_codec_name},
{"audio-codec", mp_property_audio_codec},
{"audio-params", mp_property_audio_params},
{"audio-out-params", mp_property_audio_out_params},
{"aid", mp_property_audio},
{"audio-device", mp_property_audio_device},
{"audio-device-list", mp_property_audio_devices},
{"current-ao", mp_property_ao},
// Video
{"fullscreen", mp_property_fullscreen},
{"taskbar-progress", mp_property_taskbar_progress},
{"ontop", mp_property_ontop},
{"border", mp_property_border},
{"on-all-workspaces", mp_property_all_workspaces},
{"video-out-params", mp_property_vo_imgparams},
{"video-dec-params", mp_property_dec_imgparams},
{"video-params", mp_property_vd_imgparams},
{"video-format", mp_property_video_format},
{"video-frame-info", mp_property_video_frame_info},
{"video-codec", mp_property_video_codec},
M_PROPERTY_ALIAS("dwidth", "video-out-params/dw"),
M_PROPERTY_ALIAS("dheight", "video-out-params/dh"),
M_PROPERTY_ALIAS("width", "video-params/w"),
M_PROPERTY_ALIAS("height", "video-params/h"),
{"window-scale", mp_property_window_scale},
{"vo-configured", mp_property_vo_configured},
{"vo-passes", mp_property_vo_passes},
{"current-vo", mp_property_vo},
{"container-fps", mp_property_fps},
{"estimated-vf-fps", mp_property_vf_fps},
{"video-aspect", mp_property_aspect},
{"vid", mp_property_video},
{"program", mp_property_program},
{"hwdec", mp_property_hwdec},
{"hwdec-current", mp_property_hwdec_current},
{"hwdec-interop", mp_property_hwdec_interop},
{"estimated-frame-count", mp_property_frame_count},
{"estimated-frame-number", mp_property_frame_number},
{"osd-width", mp_property_osd_w},
{"osd-height", mp_property_osd_h},
{"osd-par", mp_property_osd_par},
{"osd-sym-cc", mp_property_osd_sym},
{"osd-ass-cc", mp_property_osd_ass},
// Subs
{"sid", mp_property_sub},
{"secondary-sid", mp_property_sub2},
{"sub-delay", mp_property_sub_delay},
{"sub-speed", mp_property_sub_speed},
{"sub-pos", mp_property_sub_pos},
{"sub-text", mp_property_sub_text},
{"vf", mp_property_vf},
{"af", mp_property_af},
{"ab-loop-a", mp_property_ab_loop},
{"ab-loop-b", mp_property_ab_loop},
#define PROPERTY_BITRATE(name, old, type) \
{name, mp_property_packet_bitrate, (void *)(uintptr_t)((type)|(old?0x100:0))}
PROPERTY_BITRATE("packet-video-bitrate", true, STREAM_VIDEO),
PROPERTY_BITRATE("packet-audio-bitrate", true, STREAM_AUDIO),
PROPERTY_BITRATE("packet-sub-bitrate", true, STREAM_SUB),
PROPERTY_BITRATE("video-bitrate", false, STREAM_VIDEO),
PROPERTY_BITRATE("audio-bitrate", false, STREAM_AUDIO),
PROPERTY_BITRATE("sub-bitrate", false, STREAM_SUB),
#define PROPERTY_TV_COLOR(name, type) \
{name, mp_property_tv_color, (void *)(intptr_t)type}
PROPERTY_TV_COLOR("tv-brightness", TV_COLOR_BRIGHTNESS),
PROPERTY_TV_COLOR("tv-contrast", TV_COLOR_CONTRAST),
PROPERTY_TV_COLOR("tv-saturation", TV_COLOR_SATURATION),
PROPERTY_TV_COLOR("tv-hue", TV_COLOR_HUE),
{"tv-freq", mp_property_tv_freq},
{"tv-norm", mp_property_tv_norm},
{"tv-scan", mp_property_tv_scan},
{"tv-channel", mp_property_tv_channel},
{"dvb-channel", mp_property_dvb_channel},
{"dvb-channel-name", mp_property_dvb_channel_name},
{"cursor-autohide", mp_property_cursor_autohide},
{"window-minimized", mp_property_win_minimized},
{"display-names", mp_property_display_names},
{"display-fps", mp_property_display_fps},
{"estimated-display-fps", mp_property_estimated_display_fps},
{"vsync-jitter", mp_property_vsync_jitter},
{"working-directory", mp_property_cwd},
{"record-file", mp_property_record_file},
{"protocol-list", mp_property_protocols},
{"decoder-list", mp_property_decoders},
{"encoder-list", mp_property_encoders},
{"demuxer-lavf-list", mp_property_lavf_demuxers},
{"mpv-version", mp_property_version},
{"mpv-configuration", mp_property_configuration},
{"ffmpeg-version", mp_property_ffmpeg},
{"options", mp_property_options},
{"file-local-options", mp_property_local_options},
{"option-info", mp_property_option_info},
{"property-list", mp_property_list},
{"profile-list", mp_profile_list},
M_PROPERTY_ALIAS("video", "vid"),
M_PROPERTY_ALIAS("audio", "aid"),
M_PROPERTY_ALIAS("sub", "sid"),
// compatibility
M_PROPERTY_ALIAS("colormatrix", "video-params/colormatrix"),
M_PROPERTY_ALIAS("colormatrix-input-range", "video-params/colorlevels"),
M_PROPERTY_ALIAS("colormatrix-primaries", "video-params/primaries"),
M_PROPERTY_ALIAS("colormatrix-gamma", "video-params/gamma"),
M_PROPERTY_DEPRECATED_ALIAS("drop-frame-count", "decoder-frame-drop-count"),
M_PROPERTY_DEPRECATED_ALIAS("vo-drop-frame-count", "frame-drop-count"),
};
// Each entry describes which properties an event (possibly) changes.
#define E(x, ...) [x] = (const char*const[]){__VA_ARGS__, NULL}
static const char *const *const mp_event_property_change[] = {
E(MPV_EVENT_START_FILE, "*"),
E(MPV_EVENT_END_FILE, "*"),
E(MPV_EVENT_FILE_LOADED, "*"),
E(MP_EVENT_CHANGE_ALL, "*"),
E(MPV_EVENT_TRACKS_CHANGED, "track-list"),
E(MPV_EVENT_TRACK_SWITCHED, "vid", "video", "aid", "audio", "sid", "sub",
"secondary-sid"),
E(MPV_EVENT_IDLE, "*"),
E(MPV_EVENT_PAUSE, "pause"),
E(MPV_EVENT_UNPAUSE, "pause"),
E(MPV_EVENT_TICK, "time-pos", "audio-pts", "stream-pos", "avsync",
"percent-pos", "time-remaining", "playtime-remaining", "playback-time",
"estimated-vf-fps", "drop-frame-count", "vo-drop-frame-count",
"total-avsync-change", "audio-speed-correction", "video-speed-correction",
"vo-delayed-frame-count", "mistimed-frame-count", "vsync-ratio",
"estimated-display-fps", "vsync-jitter", "sub-text", "audio-bitrate",
"video-bitrate", "sub-bitrate", "decoder-frame-drop-count",
"frame-drop-count", "video-frame-info"),
E(MP_EVENT_DURATION_UPDATE, "duration"),
E(MPV_EVENT_VIDEO_RECONFIG, "video-out-params", "video-params",
"video-format", "video-codec", "video-bitrate", "dwidth", "dheight",
"width", "height", "fps", "aspect", "vo-configured", "current-vo",
"colormatrix", "colormatrix-input-range", "colormatrix-output-range",
"colormatrix-primaries", "video-aspect", "video-dec-params",
"hwdec", "hwdec-current", "hwdec-interop"),
E(MPV_EVENT_AUDIO_RECONFIG, "audio-format", "audio-codec", "audio-bitrate",
"samplerate", "channels", "audio", "volume", "mute",
"current-ao", "audio-codec-name", "audio-params",
"audio-out-params", "volume-max", "mixer-active"),
E(MPV_EVENT_SEEK, "seeking", "core-idle", "eof-reached"),
E(MPV_EVENT_PLAYBACK_RESTART, "seeking", "core-idle", "eof-reached"),
E(MPV_EVENT_METADATA_UPDATE, "metadata", "filtered-metadata", "media-title"),
E(MPV_EVENT_CHAPTER_CHANGE, "chapter", "chapter-metadata"),
E(MP_EVENT_CACHE_UPDATE, "cache", "cache-free", "cache-used", "cache-idle",
"demuxer-cache-duration", "demuxer-cache-idle", "paused-for-cache",
"demuxer-cache-time", "cache-buffering-state", "cache-speed",
"cache-percent"),
E(MP_EVENT_WIN_RESIZE, "window-scale", "osd-width", "osd-height", "osd-par"),
E(MP_EVENT_WIN_STATE, "window-minimized", "display-names", "display-fps",
"fullscreen"),
E(MP_EVENT_CHANGE_PLAYLIST, "playlist", "playlist-pos", "playlist-pos-1",
"playlist-count", "playlist/count"),
E(MP_EVENT_CORE_IDLE, "core-idle", "eof-reached"),
};
#undef E
// If there is no prefix, return length+1 (avoids matching full name as prefix).
static int prefix_len(const char *p)
{
const char *end = strchr(p, '/');
return end ? end - p : strlen(p) + 1;
}
static bool match_property(const char *a, const char *b)
{
if (strcmp(a, "*") == 0)
return true;
// Give options and properties the same ID each, so change notifications
// work both way.
if (strncmp(a, "options/", 8) == 0)
a += 8;
if (strncmp(b, "options/", 8) == 0)
b += 8;
int len_a = prefix_len(a);
int len_b = prefix_len(b);
return strncmp(a, b, MPMIN(len_a, len_b)) == 0;
}
// Return a bitset of events which change the property.
uint64_t mp_get_property_event_mask(const char *name)
{
uint64_t mask = 0;
for (int n = 0; n < MP_ARRAY_SIZE(mp_event_property_change); n++) {
const char *const *const list = mp_event_property_change[n];
for (int i = 0; list && list[i]; i++) {
if (match_property(list[i], name))
mask |= 1ULL << n;
}
}
return mask;
}
// Return an ID for the property. It might not be unique, but is good enough
// for property change handling. Return -1 if property unknown.
int mp_get_property_id(struct MPContext *mpctx, const char *name)
{
struct command_ctx *ctx = mpctx->command_ctx;
for (int n = 0; ctx->properties[n].name; n++) {
if (match_property(ctx->properties[n].name, name))
return n;
}
return -1;
}
static bool is_property_set(int action, void *val)
{
switch (action) {
case M_PROPERTY_SET:
case M_PROPERTY_SWITCH:
case M_PROPERTY_SET_STRING:
case M_PROPERTY_SET_NODE:
return true;
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *key = val;
return is_property_set(key->action, key->arg);
}
default:
return false;
}
}
static int mp_property_do_silent(const char *name, int action, void *val,
struct MPContext *ctx)
{
struct command_ctx *cmd = ctx->command_ctx;
cmd->silence_option_deprecations += 1;
int r = m_property_do(ctx->log, cmd->properties, name, action, val, ctx);
cmd->silence_option_deprecations -= 1;
if (r == M_PROPERTY_OK && is_property_set(action, val))
mp_notify_property(ctx, (char *)name);
return r;
}
int mp_property_do(const char *name, int action, void *val,
struct MPContext *ctx)
{
int r = mp_property_do_silent(name, action, val, ctx);
if (mp_msg_test(ctx->log, MSGL_V) && is_property_set(action, val)) {
struct m_option ot = {0};
void *data = val;
switch (action) {
case M_PROPERTY_SET_NODE:
ot.type = &m_option_type_node;
break;
case M_PROPERTY_SET_STRING:
ot.type = &m_option_type_string;
data = &val;
break;
}
char *t = ot.type ? m_option_print(&ot, data) : NULL;
MP_VERBOSE(ctx, "Set property: %s%s%s -> %d\n",
name, t ? "=" : "", t ? t : "", r);
talloc_free(t);
}
return r;
}
char *mp_property_expand_string(struct MPContext *mpctx, const char *str)
{
struct command_ctx *ctx = mpctx->command_ctx;
return m_properties_expand_string(ctx->properties, str, mpctx);
}
// Before expanding properties, parse C-style escapes like "\n"
char *mp_property_expand_escaped_string(struct MPContext *mpctx, const char *str)
{
void *tmp = talloc_new(NULL);
bstr strb = bstr0(str);
bstr dst = {0};
while (strb.len) {
if (!mp_append_escaped_string(tmp, &dst, &strb)) {
talloc_free(tmp);
return talloc_strdup(NULL, "(broken escape sequences)");
}
// pass " through literally
if (!bstr_eatstart0(&strb, "\""))
break;
bstr_xappend(tmp, &dst, bstr0("\""));
}
char *r = mp_property_expand_string(mpctx, dst.start);
talloc_free(tmp);
return r;
}
void property_print_help(struct MPContext *mpctx)
{
struct command_ctx *ctx = mpctx->command_ctx;
m_properties_print_help_list(mpctx->log, ctx->properties);
}
/* List of default ways to show a property on OSD.
*
* If osd_progbar is set, a bar showing the current position between min/max
* values of the property is shown. In this case osd_msg is only used for
* terminal output if there is no video; it'll be a label shown together with
* percentage.
*/
static const struct property_osd_display {
// property name
const char *name;
// name used on OSD
const char *osd_name;
// progressbar type
int osd_progbar;
// Needs special ways to display the new value (seeks are delayed)
int seek_msg, seek_bar;
// Show a marker thing on OSD bar. Ignored if osd_progbar==0.
float marker;
// Free-form message (if NULL, osd_name or the property name is used)
const char *msg;
} property_osd_display[] = {
// general
{"loop-playlist", "Loop"},
{"loop-file", "Loop current file"},
{"chapter",
.seek_msg = OSD_SEEK_INFO_CHAPTER_TEXT,
.seek_bar = OSD_SEEK_INFO_BAR},
{"hr-seek", "hr-seek"},
{"speed", "Speed"},
{"clock", "Clock"},
// audio
{"volume", "Volume",
.msg = "Volume: ${?volume:${volume}% ${?mute==yes:(Muted)}}${!volume:${volume}}",
.osd_progbar = OSD_VOLUME, .marker = 100},
{"ao-volume", "AO Volume",
.msg = "AO Volume: ${?ao-volume:${ao-volume}% ${?ao-mute==yes:(Muted)}}${!ao-volume:${ao-volume}}",
.osd_progbar = OSD_VOLUME, .marker = 100},
{"mute", "Mute"},
{"ao-mute", "AO Mute"},
{"audio-delay", "A-V delay"},
{"audio", "Audio"},
// video
{"panscan", "Panscan", .osd_progbar = OSD_PANSCAN},
{"taskbar-progress", "Progress in taskbar"},
{"snap-window", "Snap to screen edges"},
{"ontop", "Stay on top"},
{"border", "Border"},
{"framedrop", "Framedrop"},
{"deinterlace", "Deinterlace"},
{"colormatrix",
.msg = "YUV colormatrix:\n${colormatrix}"},
{"colormatrix-input-range",
.msg = "YUV input range:\n${colormatrix-input-range}"},
{"colormatrix-output-range",
.msg = "RGB output range:\n${colormatrix-output-range}"},
{"colormatrix-primaries",
.msg = "Colorspace primaries:\n${colormatrix-primaries}"},
{"colormatrix-gamma",
.msg = "Colorspace gamma:\n${colormatrix-gamma}"},
{"gamma", "Gamma", .osd_progbar = OSD_BRIGHTNESS },
{"brightness", "Brightness", .osd_progbar = OSD_BRIGHTNESS},
{"contrast", "Contrast", .osd_progbar = OSD_CONTRAST},
{"saturation", "Saturation", .osd_progbar = OSD_SATURATION},
{"hue", "Hue", .osd_progbar = OSD_HUE},
{"angle", "Angle"},
// subs
{"sub", "Subtitles"},
{"secondary-sid", "Secondary subtitles"},
{"sub-pos", "Sub position"},
{"sub-delay", "Sub delay"},
{"sub-speed", "Sub speed"},
{"sub-visibility",
.msg = "Subtitles ${!sub-visibility==yes:hidden}"
"${?sub-visibility==yes:visible${?sub==no: (but no subtitles selected)}}"},
{"sub-forced-only", "Forced sub only"},
{"sub-scale", "Sub Scale"},
{"sub-ass-vsfilter-aspect-compat", "Subtitle VSFilter aspect compat"},
{"sub-ass-override", "ASS subtitle style override"},
{"vf", "Video filters", .msg = "Video filters:\n${vf}"},
{"af", "Audio filters", .msg = "Audio filters:\n${af}"},
{"tv-brightness", "Brightness", .osd_progbar = OSD_BRIGHTNESS},
{"tv-hue", "Hue", .osd_progbar = OSD_HUE},
{"tv-saturation", "Saturation", .osd_progbar = OSD_SATURATION},
{"tv-contrast", "Contrast", .osd_progbar = OSD_CONTRAST},
{"ab-loop-a", "A-B loop start"},
{"ab-loop-b", .msg = "A-B loop: ${ab-loop-a} - ${ab-loop-b}"},
{"audio-device", "Audio device"},
{"hwdec", .msg = "Hardware decoding: ${hwdec-current}"},
// By default, don't display the following properties on OSD
{"pause", NULL},
{"fullscreen", NULL},
{0}
};
static void show_property_osd(MPContext *mpctx, const char *name, int osd_mode)
{
struct MPOpts *opts = mpctx->opts;
struct property_osd_display disp = {.name = name, .osd_name = name};
if (!osd_mode)
return;
// look for the command
for (const struct property_osd_display *p = property_osd_display; p->name; p++)
{
if (!strcmp(p->name, name)) {
disp = *p;
break;
}
}
if (osd_mode == MP_ON_OSD_AUTO) {
osd_mode =
((disp.msg || disp.osd_name || disp.seek_msg) ? MP_ON_OSD_MSG : 0) |
((disp.osd_progbar || disp.seek_bar) ? MP_ON_OSD_BAR : 0);
}
if (!disp.osd_progbar)
disp.osd_progbar = ' ';
if (!disp.osd_name)
disp.osd_name = name;
if (disp.seek_msg || disp.seek_bar) {
mpctx->add_osd_seek_info |=
(osd_mode & MP_ON_OSD_MSG ? disp.seek_msg : 0) |
(osd_mode & MP_ON_OSD_BAR ? disp.seek_bar : 0);
return;
}
struct m_option prop = {0};
mp_property_do(name, M_PROPERTY_GET_CONSTRICTED_TYPE, &prop, mpctx);
if ((osd_mode & MP_ON_OSD_BAR) && (prop.flags & CONF_RANGE) == CONF_RANGE) {
if (prop.type == CONF_TYPE_INT) {
int n = prop.min;
if (disp.osd_progbar)
n = disp.marker;
int i;
if (mp_property_do(name, M_PROPERTY_GET, &i, mpctx) > 0)
set_osd_bar(mpctx, disp.osd_progbar, prop.min, prop.max, n, i);
} else if (prop.type == CONF_TYPE_FLOAT) {
float n = prop.min;
if (disp.osd_progbar)
n = disp.marker;
float f;
if (mp_property_do(name, M_PROPERTY_GET, &f, mpctx) > 0)
set_osd_bar(mpctx, disp.osd_progbar, prop.min, prop.max, n, f);
}
}
if (osd_mode & MP_ON_OSD_MSG) {
void *tmp = talloc_new(NULL);
const char *msg = disp.msg;
if (!msg)
msg = talloc_asprintf(tmp, "%s: ${%s}", disp.osd_name, name);
char *osd_msg = talloc_steal(tmp, mp_property_expand_string(mpctx, msg));
if (osd_msg && osd_msg[0])
set_osd_msg(mpctx, 1, opts->osd_duration, "%s", osd_msg);
talloc_free(tmp);
}
}
static bool reinit_filters(MPContext *mpctx, enum stream_type mediatype)
{
switch (mediatype) {
case STREAM_VIDEO:
return reinit_video_filters(mpctx) >= 0;
case STREAM_AUDIO:
return reinit_audio_filters(mpctx) >= 0;
}
return false;
}
static const char *const filter_opt[STREAM_TYPE_COUNT] = {
[STREAM_VIDEO] = "vf",
[STREAM_AUDIO] = "af",
};
static int set_filters(struct MPContext *mpctx, enum stream_type mediatype,
struct m_obj_settings *new_chain)
{
bstr option = bstr0(filter_opt[mediatype]);
struct m_config_option *co = m_config_get_co(mpctx->mconfig, option);
if (!co)
return -1;
struct m_obj_settings **list = co->data;
struct m_obj_settings *old_settings = *list;
*list = NULL;
m_option_copy(co->opt, list, &new_chain);
bool success = reinit_filters(mpctx, mediatype);
if (success) {
m_option_free(co->opt, &old_settings);
mp_notify_property(mpctx, filter_opt[mediatype]);
} else {
m_option_free(co->opt, list);
*list = old_settings;
reinit_filters(mpctx, mediatype);
}
return success ? 0 : -1;
}
static int edit_filters(struct MPContext *mpctx, struct mp_log *log,
enum stream_type mediatype,
const char *cmd, const char *arg)
{
bstr option = bstr0(filter_opt[mediatype]);
struct m_config_option *co = m_config_get_co(mpctx->mconfig, option);
if (!co)
return -1;
// The option parser is used to modify the filter list itself.
char optname[20];
snprintf(optname, sizeof(optname), "%.*s-%s", BSTR_P(option), cmd);
struct m_obj_settings *new_chain = NULL;
m_option_copy(co->opt, &new_chain, co->data);
int r = m_option_parse(log, co->opt, bstr0(optname), bstr0(arg), &new_chain);
if (r >= 0)
r = set_filters(mpctx, mediatype, new_chain);
m_option_free(co->opt, &new_chain);
return r >= 0 ? 0 : -1;
}
static int edit_filters_osd(struct MPContext *mpctx, enum stream_type mediatype,
const char *cmd, const char *arg, bool on_osd)
{
int r = edit_filters(mpctx, mpctx->log, mediatype, cmd, arg);
if (on_osd) {
if (r >= 0) {
const char *prop = filter_opt[mediatype];
show_property_osd(mpctx, prop, MP_ON_OSD_MSG);
} else {
set_osd_msg(mpctx, 1, mpctx->opts->osd_duration,
"Changing filters failed!");
}
}
return r;
}
static void recreate_overlays(struct MPContext *mpctx)
{
struct command_ctx *cmd = mpctx->command_ctx;
int overlay_next = !cmd->overlay_osd_current;
struct sub_bitmaps *new = &cmd->overlay_osd[overlay_next];
new->format = SUBBITMAP_RGBA;
new->change_id = 1;
bool valid = false;
new->num_parts = 0;
for (int n = 0; n < cmd->num_overlays; n++) {
struct overlay *o = &cmd->overlays[n];
if (o->source) {
struct mp_image *s = o->source;
struct sub_bitmap b = {
.bitmap = s->planes[0],
.stride = s->stride[0],
.w = s->w, .dw = s->w,
.h = s->h, .dh = s->h,
.x = o->x,
.y = o->y,
};
MP_TARRAY_APPEND(cmd, new->parts, new->num_parts, b);
}
}
if (!cmd->overlay_packer)
cmd->overlay_packer = talloc_zero(cmd, struct bitmap_packer);
cmd->overlay_packer->padding = 1; // assume bilinear scaling
packer_set_size(cmd->overlay_packer, new->num_parts);
for (int n = 0; n < new->num_parts; n++)
cmd->overlay_packer->in[n] = (struct pos){new->parts[n].w, new->parts[n].h};
if (packer_pack(cmd->overlay_packer) < 0 || new->num_parts == 0)
goto done;
struct pos bb[2];
packer_get_bb(cmd->overlay_packer, bb);
new->packed_w = bb[1].x;
new->packed_h = bb[1].y;
if (!new->packed || new->packed->w < new->packed_w ||
new->packed->h < new->packed_h)
{
talloc_free(new->packed);
new->packed = mp_image_alloc(IMGFMT_BGRA, cmd->overlay_packer->w,
cmd->overlay_packer->h);
if (!new->packed)
goto done;
}
// clear padding
mp_image_clear(new->packed, 0, 0, new->packed->w, new->packed->h);
for (int n = 0; n < new->num_parts; n++) {
struct sub_bitmap *b = &new->parts[n];
struct pos pos = cmd->overlay_packer->result[n];
int stride = new->packed->stride[0];
void *pdata = (uint8_t *)new->packed->planes[0] + pos.y * stride + pos.x * 4;
memcpy_pic(pdata, b->bitmap, b->w * 4, b->h, stride, b->stride);
b->bitmap = pdata;
b->stride = stride;
b->src_x = pos.x;
b->src_y = pos.y;
}
valid = true;
done:
if (!valid) {
new->format = SUBBITMAP_EMPTY;
new->num_parts = 0;
}
osd_set_external2(mpctx->osd, new);
mp_wakeup_core(mpctx);
cmd->overlay_osd_current = overlay_next;
}
// Set overlay with the given ID to the contents as described by "new".
static void replace_overlay(struct MPContext *mpctx, int id, struct overlay *new)
{
struct command_ctx *cmd = mpctx->command_ctx;
assert(id >= 0);
if (id >= cmd->num_overlays) {
MP_TARRAY_GROW(cmd, cmd->overlays, id);
while (cmd->num_overlays <= id)
cmd->overlays[cmd->num_overlays++] = (struct overlay){0};
}
struct overlay *ptr = &cmd->overlays[id];
talloc_free(ptr->source);
*ptr = *new;
recreate_overlays(mpctx);
}
static int overlay_add(struct MPContext *mpctx, int id, int x, int y,
char *file, int offset, char *fmt, int w, int h,
int stride)
{
int r = -1;
if (strcmp(fmt, "bgra") != 0) {
MP_ERR(mpctx, "overlay-add: unsupported OSD format '%s'\n", fmt);
goto error;
}
if (id < 0 || id >= 64) { // arbitrary upper limit
MP_ERR(mpctx, "overlay-add: invalid id %d\n", id);
goto error;
}
if (w <= 0 || h <= 0 || stride < w * 4 || (stride % 4)) {
MP_ERR(mpctx, "overlay-add: inconsistent parameters\n");
goto error;
}
struct overlay overlay = {
.source = mp_image_alloc(IMGFMT_BGRA, w, h),
.x = x,
.y = y,
};
if (!overlay.source)
goto error;
int fd = -1;
bool close_fd = true;
void *p = NULL;
if (file[0] == '@') {
char *end;
fd = strtol(&file[1], &end, 10);
if (!file[1] || end[0])
fd = -1;
close_fd = false;
} else if (file[0] == '&') {
char *end;
unsigned long long addr = strtoull(&file[1], &end, 0);
if (!file[1] || end[0])
addr = 0;
p = (void *)(uintptr_t)addr;
} else {
fd = open(file, O_RDONLY | O_BINARY | O_CLOEXEC);
}
int map_size = 0;
if (fd >= 0) {
map_size = offset + h * stride;
void *m = mmap(NULL, map_size, PROT_READ, MAP_SHARED, fd, 0);
if (close_fd)
close(fd);
if (m && m != MAP_FAILED)
p = m;
}
if (!p) {
MP_ERR(mpctx, "overlay-add: could not open or map '%s'\n", file);
talloc_free(overlay.source);
goto error;
}
memcpy_pic(overlay.source->planes[0], (char *)p + offset, w * 4, h,
overlay.source->stride[0], stride);
if (map_size)
munmap(p, map_size);
replace_overlay(mpctx, id, &overlay);
r = 0;
error:
return r;
}
static void overlay_remove(struct MPContext *mpctx, int id)
{
struct command_ctx *cmd = mpctx->command_ctx;
if (id >= 0 && id < cmd->num_overlays)
replace_overlay(mpctx, id, &(struct overlay){0});
}
static void overlay_uninit(struct MPContext *mpctx)
{
struct command_ctx *cmd = mpctx->command_ctx;
if (!mpctx->osd)
return;
for (int id = 0; id < cmd->num_overlays; id++)
overlay_remove(mpctx, id);
osd_set_external2(mpctx->osd, NULL);
for (int n = 0; n < 2; n++)
mp_image_unrefp(&cmd->overlay_osd[n].packed);
}
struct cycle_counter {
char **args;
int counter;
};
static bool stringlist_equals(char **l1, char **l2)
{
assert(l1 && l2);
for (int i = 0; ; i++) {
if (!l1[i] && !l2[i])
return true;
if (!l1[i] || !l2[i])
return false;
if (strcmp(l1[i], l2[i]) != 0)
return false;
}
}
static char **stringlist_dup(void *talloc_ctx, char **list)
{
int num = 0;
char **res = NULL;
for (int i = 0; list && list[i]; i++)
MP_TARRAY_APPEND(talloc_ctx, res, num, talloc_strdup(talloc_ctx, list[i]));
MP_TARRAY_APPEND(talloc_ctx, res, num, NULL);
return res;
}
static int *get_cmd_cycle_counter(struct MPContext *mpctx, char **args)
{
struct command_ctx *cmd = mpctx->command_ctx;
for (int n = 0; n < cmd->num_cycle_counters; n++) {
struct cycle_counter *ctr = &cmd->cycle_counters[n];
if (stringlist_equals(ctr->args, args))
return &ctr->counter;
}
struct cycle_counter ctr = {stringlist_dup(cmd, args), -1};
MP_TARRAY_APPEND(cmd, cmd->cycle_counters, cmd->num_cycle_counters, ctr);
return &cmd->cycle_counters[cmd->num_cycle_counters - 1].counter;
}
static struct track *find_track_with_url(struct MPContext *mpctx, int type,
const char *url)
{
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track && track->type == type && track->is_external &&
strcmp(track->external_filename, url) == 0)
return track;
}
return NULL;
}
// Whether this property should react to key events generated by auto-repeat.
static bool check_property_autorepeat(char *property, struct MPContext *mpctx)
{
struct m_option prop = {0};
if (mp_property_do(property, M_PROPERTY_GET_TYPE, &prop, mpctx) <= 0)
return true;
// This is a heuristic at best.
if (prop.type == &m_option_type_flag || prop.type == &m_option_type_choice)
return false;
return true;
}
// Whether changes to this property (add/cycle cmds) benefit from cmd->scale
static bool check_property_scalable(char *property, struct MPContext *mpctx)
{
struct m_option prop = {0};
if (mp_property_do(property, M_PROPERTY_GET_TYPE, &prop, mpctx) <= 0)
return true;
// These properties are backed by a floating-point number
return prop.type == &m_option_type_float ||
prop.type == &m_option_type_double ||
prop.type == &m_option_type_time ||
prop.type == &m_option_type_aspect;
}
static int change_property_cmd(struct MPContext *mpctx, struct mp_cmd *cmd,
const char *name, int action, void *arg)
{
struct MPOpts *opts = mpctx->opts;
int osd_duration = opts->osd_duration;
int on_osd = cmd->flags & MP_ON_OSD_FLAGS;
bool auto_osd = on_osd == MP_ON_OSD_AUTO;
bool msg_osd = auto_osd || (on_osd & MP_ON_OSD_MSG);
int osdl = msg_osd ? 1 : OSD_LEVEL_INVISIBLE;
int r = mp_property_do(name, action, arg, mpctx);
if (r == M_PROPERTY_OK || r == M_PROPERTY_UNAVAILABLE) {
show_property_osd(mpctx, name, on_osd);
} else if (r == M_PROPERTY_UNKNOWN) {
set_osd_msg(mpctx, osdl, osd_duration, "Unknown property: '%s'", name);
return -1;
} else if (r <= 0) {
set_osd_msg(mpctx, osdl, osd_duration, "Failed to set property '%s'",
name);
return -1;
}
return 0;
}
int run_command(struct MPContext *mpctx, struct mp_cmd *cmd, struct mpv_node *res)
{
struct command_ctx *cmdctx = mpctx->command_ctx;
struct MPOpts *opts = mpctx->opts;
int osd_duration = opts->osd_duration;
int on_osd = cmd->flags & MP_ON_OSD_FLAGS;
bool auto_osd = on_osd == MP_ON_OSD_AUTO;
bool msg_osd = auto_osd || (on_osd & MP_ON_OSD_MSG);
bool bar_osd = auto_osd || (on_osd & MP_ON_OSD_BAR);
bool seek_msg_osd = auto_osd ? opts->osd_on_seek & 2 : msg_osd;
bool seek_bar_osd = auto_osd ? opts->osd_on_seek & 1 : bar_osd;
int osdl = msg_osd ? 1 : OSD_LEVEL_INVISIBLE;
bool async = cmd->flags & MP_ASYNC_CMD;
mp_cmd_dump(mpctx->log, cmd->id == MP_CMD_IGNORE ? MSGL_TRACE : MSGL_DEBUG,
"Run command:", cmd);
if (cmd->flags & MP_EXPAND_PROPERTIES) {
for (int n = 0; n < cmd->nargs; n++) {
if (cmd->args[n].type->type == CONF_TYPE_STRING) {
char *s = mp_property_expand_string(mpctx, cmd->args[n].v.s);
if (!s)
return -1;
talloc_free(cmd->args[n].v.s);
cmd->args[n].v.s = s;
}
}
}
switch (cmd->id) {
case MP_CMD_SEEK: {
double v = cmd->args[0].v.d * cmd->scale;
int abs = cmd->args[1].v.i & 3;
enum seek_precision precision = MPSEEK_DEFAULT;
switch (((cmd->args[2].v.i | cmd->args[1].v.i) >> 3) & 3) {
case 1: precision = MPSEEK_KEYFRAME; break;
case 2: precision = MPSEEK_EXACT; break;
}
if (!mpctx->playback_initialized)
return -1;
mark_seek(mpctx);
switch (abs) {
case 0: { // Relative seek
queue_seek(mpctx, MPSEEK_RELATIVE, v, precision, MPSEEK_FLAG_DELAY);
set_osd_function(mpctx, (v > 0) ? OSD_FFW : OSD_REW);
break;
}
case 1: { // Absolute seek by percentage
double ratio = v / 100.0;
double cur_pos = get_current_pos_ratio(mpctx, false);
queue_seek(mpctx, MPSEEK_FACTOR, ratio, precision, MPSEEK_FLAG_DELAY);
set_osd_function(mpctx, cur_pos < ratio ? OSD_FFW : OSD_REW);
break;
}
case 2: { // Absolute seek to a timestamp in seconds
if (v < 0) {
// Seek from end
double len = get_time_length(mpctx);
if (len < 0)
return -1;
v = MPMAX(0, len + v);
}
queue_seek(mpctx, MPSEEK_ABSOLUTE, v, precision, MPSEEK_FLAG_DELAY);
set_osd_function(mpctx,
v > get_current_time(mpctx) ? OSD_FFW : OSD_REW);
break;
}
case 3: { // Relative seek by percentage
queue_seek(mpctx, MPSEEK_FACTOR,
get_current_pos_ratio(mpctx, false) + v / 100.0,
precision, MPSEEK_FLAG_DELAY);
set_osd_function(mpctx, v > 0 ? OSD_FFW : OSD_REW);
break;
}}
if (seek_bar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_BAR;
if (seek_msg_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_TEXT;
break;
}
case MP_CMD_REVERT_SEEK: {
if (!mpctx->playback_initialized)
return -1;
double oldpts = cmdctx->last_seek_pts;
if (cmdctx->marked_pts != MP_NOPTS_VALUE)
oldpts = cmdctx->marked_pts;
if (cmd->args[0].v.i == 1) {
cmdctx->marked_pts = get_current_time(mpctx);
} else if (oldpts != MP_NOPTS_VALUE) {
cmdctx->last_seek_pts = get_current_time(mpctx);
cmdctx->marked_pts = MP_NOPTS_VALUE;
queue_seek(mpctx, MPSEEK_ABSOLUTE, oldpts, MPSEEK_EXACT,
MPSEEK_FLAG_DELAY);
set_osd_function(mpctx, OSD_REW);
if (seek_bar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_BAR;
if (seek_msg_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_TEXT;
} else {
return -1;
}
break;
}
case MP_CMD_SET: {
return change_property_cmd(mpctx, cmd, cmd->args[0].v.s,
M_PROPERTY_SET_STRING, cmd->args[1].v.s);
}
case MP_CMD_CHANGE_LIST: {
char *name = cmd->args[0].v.s;
char *op = cmd->args[1].v.s;
char *value = cmd->args[2].v.s;
struct m_config_option *co = m_config_get_co(mpctx->mconfig, bstr0(name));
if (!co) {
set_osd_msg(mpctx, osdl, osd_duration, "Unknown option: '%s'", name);
return -1;
}
const struct m_option_type *type = co->opt->type;
bool found = false;
for (int i = 0; type->actions && type->actions[i].name; i++) {
const struct m_option_action *action = &type->actions[i];
if (strcmp(action->name, op) == 0)
found = true;
}
if (!found) {
set_osd_msg(mpctx, osdl, osd_duration, "Unknown action: '%s'", op);
return -1;
}
char *optname = mp_tprintf(80, "%s-%s", name, op); // the dirty truth
int r = m_config_set_option_cli(mpctx->mconfig, bstr0(optname),
bstr0(value), M_SETOPT_RUNTIME);
if (r < 0) {
set_osd_msg(mpctx, osdl, osd_duration,
"Failed setting option: '%s'", name);
return -1;
}
show_property_osd(mpctx, name, on_osd);
break;
}
case MP_CMD_ADD:
case MP_CMD_CYCLE:
{
char *property = cmd->args[0].v.s;
if (cmd->repeated && !check_property_autorepeat(property, mpctx)) {
MP_VERBOSE(mpctx, "Dropping command '%.*s' from auto-repeated key.\n",
BSTR_P(cmd->original));
break;
}
double scale = 1;
int scale_units = cmd->scale_units;
if (check_property_scalable(property, mpctx)) {
scale = cmd->scale;
scale_units = 1;
}
for (int i = 0; i < scale_units; i++) {
struct m_property_switch_arg s = {
.inc = cmd->args[1].v.d * scale,
.wrap = cmd->id == MP_CMD_CYCLE,
};
int r =
change_property_cmd(mpctx, cmd, property, M_PROPERTY_SWITCH, &s);
if (r < 0)
return r;
}
break;
}
case MP_CMD_MULTIPLY: {
return change_property_cmd(mpctx, cmd, cmd->args[0].v.s,
M_PROPERTY_MULTIPLY, &cmd->args[1].v.d);
}
case MP_CMD_CYCLE_VALUES: {
char **args = talloc_zero_array(NULL, char *, cmd->nargs + 1);
for (int n = 0; n < cmd->nargs; n++)
args[n] = cmd->args[n].v.s;
int first = 1, dir = 1;
if (strcmp(args[0], "!reverse") == 0) {
first += 1;
dir = -1;
}
int *ptr = get_cmd_cycle_counter(mpctx, &args[first - 1]);
int count = cmd->nargs - first;
int r = 0;
if (ptr && count > 0) {
*ptr = *ptr < 0 ? (dir > 0 ? 0 : -1) : *ptr + dir;
if (*ptr >= count)
*ptr = 0;
if (*ptr < 0)
*ptr = count - 1;
char *property = args[first - 1];
char *value = args[first + *ptr];
r = change_property_cmd(mpctx, cmd, property, M_PROPERTY_SET_STRING,
value);
}
talloc_free(args);
return r;
}
case MP_CMD_FRAME_STEP:
if (!mpctx->playback_initialized)
return -1;
if (cmd->is_up_down) {
if (cmd->is_up) {
if (mpctx->step_frames < 1)
set_pause_state(mpctx, true);
} else {
if (cmd->repeated) {
set_pause_state(mpctx, false);
} else {
add_step_frame(mpctx, 1);
}
}
} else {
add_step_frame(mpctx, 1);
}
break;
case MP_CMD_FRAME_BACK_STEP:
if (!mpctx->playback_initialized)
return -1;
add_step_frame(mpctx, -1);
break;
case MP_CMD_QUIT:
case MP_CMD_QUIT_WATCH_LATER:
if (cmd->id == MP_CMD_QUIT_WATCH_LATER || opts->position_save_on_quit)
mp_write_watch_later_conf(mpctx);
mpctx->stop_play = PT_QUIT;
mpctx->quit_custom_rc = cmd->args[0].v.i;
mpctx->has_quit_custom_rc = true;
mp_wakeup_core(mpctx);
break;
case MP_CMD_PLAYLIST_NEXT:
case MP_CMD_PLAYLIST_PREV:
{
int dir = cmd->id == MP_CMD_PLAYLIST_PREV ? -1 : +1;
int force = cmd->args[0].v.i;
struct playlist_entry *e = mp_next_file(mpctx, dir, force, true);
if (!e && !force)
return -1;
mp_set_playlist_entry(mpctx, e);
if (on_osd & MP_ON_OSD_MSG)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_CURRENT_FILE;
break;
}
case MP_CMD_SUB_STEP:
case MP_CMD_SUB_SEEK: {
if (!mpctx->playback_initialized)
return -1;
struct track *track = mpctx->current_track[0][STREAM_SUB];
struct dec_sub *sub = track ? track->d_sub : NULL;
double refpts = get_current_time(mpctx);
if (sub && refpts != MP_NOPTS_VALUE) {
double a[2];
a[0] = refpts;
a[1] = cmd->args[0].v.i;
if (sub_control(sub, SD_CTRL_SUB_STEP, a) > 0) {
if (cmd->id == MP_CMD_SUB_STEP) {
opts->subs_rend->sub_delay -= a[0] - refpts;
m_config_notify_change_opt_ptr(mpctx->mconfig,
&opts->subs_rend->sub_delay);
show_property_osd(mpctx, "sub-delay", on_osd);
} else {
// We can easily get stuck by failing to seek to the video
// frame which actually shows the sub first (because video
// frame PTS and sub PTS rarely match exactly). Add some
// rounding for the mess of it.
a[0] += 0.01 * (a[1] >= 0 ? 1 : -1);
mark_seek(mpctx);
queue_seek(mpctx, MPSEEK_ABSOLUTE, a[0], MPSEEK_EXACT,
MPSEEK_FLAG_DELAY);
set_osd_function(mpctx, (a[0] > refpts) ? OSD_FFW : OSD_REW);
if (seek_bar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_BAR;
if (seek_msg_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_TEXT;
}
}
}
break;
}
case MP_CMD_PRINT_TEXT: {
MP_INFO(mpctx, "%s\n", cmd->args[0].v.s);
break;
}
case MP_CMD_SHOW_TEXT: {
// if no argument supplied use default osd_duration, else <arg> ms.
set_osd_msg(mpctx, cmd->args[2].v.i,
(cmd->args[1].v.i < 0 ? osd_duration : cmd->args[1].v.i),
"%s", cmd->args[0].v.s);
break;
}
case MP_CMD_EXPAND_TEXT: {
if (!res)
return -1;
*res = (mpv_node){
.format = MPV_FORMAT_STRING,
.u.string = mp_property_expand_string(mpctx, cmd->args[0].v.s)
};
break;
}
case MP_CMD_LOADFILE: {
char *filename = cmd->args[0].v.s;
int append = cmd->args[1].v.i;
if (!append)
playlist_clear(mpctx->playlist);
struct playlist_entry *entry = playlist_entry_new(filename);
if (cmd->args[2].v.str_list) {
char **pairs = cmd->args[2].v.str_list;
for (int i = 0; pairs[i] && pairs[i + 1]; i += 2) {
playlist_entry_add_param(entry, bstr0(pairs[i]),
bstr0(pairs[i + 1]));
}
}
playlist_add(mpctx->playlist, entry);
if (!append || (append == 2 && !mpctx->playlist->current)) {
if (opts->position_save_on_quit) // requested in issue #1148
mp_write_watch_later_conf(mpctx);
mp_set_playlist_entry(mpctx, entry);
}
mp_notify(mpctx, MP_EVENT_CHANGE_PLAYLIST, NULL);
mp_wakeup_core(mpctx);
break;
}
case MP_CMD_LOADLIST: {
char *filename = cmd->args[0].v.s;
bool append = cmd->args[1].v.i;
struct playlist *pl = playlist_parse_file(filename, mpctx->global);
if (pl) {
prepare_playlist(mpctx, pl);
struct playlist_entry *new = pl->current;
if (!append)
playlist_clear(mpctx->playlist);
playlist_append_entries(mpctx->playlist, pl);
talloc_free(pl);
if (!append && mpctx->playlist->first)
mp_set_playlist_entry(mpctx, new ? new : mpctx->playlist->first);
mp_notify(mpctx, MP_EVENT_CHANGE_PLAYLIST, NULL);
mp_wakeup_core(mpctx);
} else {
MP_ERR(mpctx, "Unable to load playlist %s.\n", filename);
return -1;
}
break;
}
case MP_CMD_PLAYLIST_CLEAR: {
// Supposed to clear the playlist, except the currently played item.
if (mpctx->playlist->current_was_replaced)
mpctx->playlist->current = NULL;
while (mpctx->playlist->first) {
struct playlist_entry *e = mpctx->playlist->first;
if (e == mpctx->playlist->current) {
e = e->next;
if (!e)
break;
}
playlist_remove(mpctx->playlist, e);
}
mp_notify(mpctx, MP_EVENT_CHANGE_PLAYLIST, NULL);
mp_wakeup_core(mpctx);
break;
}
case MP_CMD_PLAYLIST_REMOVE: {
struct playlist_entry *e = playlist_entry_from_index(mpctx->playlist,
cmd->args[0].v.i);
if (cmd->args[0].v.i < 0)
e = mpctx->playlist->current;
if (!e)
return -1;
// Can't play a removed entry
if (mpctx->playlist->current == e && !mpctx->stop_play)
mpctx->stop_play = PT_NEXT_ENTRY;
playlist_remove(mpctx->playlist, e);
mp_notify(mpctx, MP_EVENT_CHANGE_PLAYLIST, NULL);
mp_wakeup_core(mpctx);
break;
}
case MP_CMD_PLAYLIST_MOVE: {
struct playlist_entry *e1 = playlist_entry_from_index(mpctx->playlist,
cmd->args[0].v.i);
struct playlist_entry *e2 = playlist_entry_from_index(mpctx->playlist,
cmd->args[1].v.i);
if (!e1)
return -1;
playlist_move(mpctx->playlist, e1, e2);
mp_notify(mpctx, MP_EVENT_CHANGE_PLAYLIST, NULL);
break;
}
case MP_CMD_PLAYLIST_SHUFFLE: {
playlist_shuffle(mpctx->playlist);
mp_notify(mpctx, MP_EVENT_CHANGE_PLAYLIST, NULL);
break;
}
case MP_CMD_STOP:
playlist_clear(mpctx->playlist);
if (mpctx->stop_play != PT_QUIT)
mpctx->stop_play = PT_STOP;
mp_wakeup_core(mpctx);
break;
case MP_CMD_SHOW_PROGRESS:
mpctx->add_osd_seek_info |=
(msg_osd ? OSD_SEEK_INFO_TEXT : 0) |
(bar_osd ? OSD_SEEK_INFO_BAR : 0);
mpctx->osd_force_update = true;
mp_wakeup_core(mpctx);
break;
case MP_CMD_TV_LAST_CHANNEL: {
if (!mpctx->demuxer)
return -1;
demux_stream_control(mpctx->demuxer, STREAM_CTRL_TV_LAST_CHAN, NULL);
break;
}
case MP_CMD_SUB_ADD:
case MP_CMD_AUDIO_ADD: {
if (!mpctx->playing)
return -1;
int type = cmd->id == MP_CMD_SUB_ADD ? STREAM_SUB : STREAM_AUDIO;
if (cmd->args[1].v.i == 2) {
struct track *t = find_track_with_url(mpctx, type, cmd->args[0].v.s);
if (t) {
if (mpctx->playback_initialized) {
mp_switch_track(mpctx, t->type, t, FLAG_MARK_SELECTION);
print_track_list(mpctx, "Track switched:");
} else {
opts->stream_id[0][t->type] = t->user_tid;
}
return 0;
}
}
int first = mp_add_external_file(mpctx, cmd->args[0].v.s, type);
if (first < 0)
return -1;
for (int n = first; n < mpctx->num_tracks; n++) {
struct track *t = mpctx->tracks[n];
if (cmd->args[1].v.i == 1) {
t->no_default = true;
} else if (n == first) {
if (mpctx->playback_initialized) {
mp_switch_track(mpctx, t->type, t, FLAG_MARK_SELECTION);
} else {
opts->stream_id[0][t->type] = t->user_tid;
}
}
char *title = cmd->args[2].v.s;
if (title && title[0])
t->title = talloc_strdup(t, title);
char *lang = cmd->args[3].v.s;
if (lang && lang[0])
t->lang = talloc_strdup(t, lang);
}
if (mpctx->playback_initialized)
print_track_list(mpctx, "Track added:");
break;
}
case MP_CMD_SUB_REMOVE:
case MP_CMD_AUDIO_REMOVE: {
int type = cmd->id == MP_CMD_SUB_REMOVE ? STREAM_SUB : STREAM_AUDIO;
struct track *t = mp_track_by_tid(mpctx, type, cmd->args[0].v.i);
if (!t)
return -1;
mp_remove_track(mpctx, t);
if (mpctx->playback_initialized)
print_track_list(mpctx, "Track removed:");
break;
}
case MP_CMD_SUB_RELOAD:
case MP_CMD_AUDIO_RELOAD: {
if (!mpctx->playback_initialized) {
MP_ERR(mpctx, "Cannot reload while not initialized.\n");
return -1;
}
int type = cmd->id == MP_CMD_SUB_RELOAD ? STREAM_SUB : STREAM_AUDIO;
struct track *t = mp_track_by_tid(mpctx, type, cmd->args[0].v.i);
int nt_num = -1;
if (t && t->is_external && t->external_filename) {
char *filename = talloc_strdup(NULL, t->external_filename);
mp_remove_track(mpctx, t);
nt_num = mp_add_external_file(mpctx, filename, type);
talloc_free(filename);
}
if (nt_num >= 0) {
struct track *nt = mpctx->tracks[nt_num];
mp_switch_track(mpctx, nt->type, nt, 0);
print_track_list(mpctx, "Reloaded:");
return 0;
}
return -1;
}
case MP_CMD_RESCAN_EXTERNAL_FILES: {
if (!mpctx->playing)
return -1;
autoload_external_files(mpctx);
if (cmd->args[0].v.i && mpctx->playback_initialized) {
// somewhat fuzzy and not ideal
struct track *a = select_default_track(mpctx, 0, STREAM_AUDIO);
if (a && a->is_external)
mp_switch_track(mpctx, STREAM_AUDIO, a, 0);
struct track *s = select_default_track(mpctx, 0, STREAM_SUB);
if (s && s->is_external)
mp_switch_track(mpctx, STREAM_SUB, s, 0);
print_track_list(mpctx, "Track list:\n");
}
break;
}
case MP_CMD_SCREENSHOT: {
int mode = cmd->args[0].v.i & 3;
int freq = (cmd->args[0].v.i | cmd->args[1].v.i) >> 3;
screenshot_request(mpctx, mode, freq, msg_osd, async);
break;
}
case MP_CMD_SCREENSHOT_TO_FILE:
screenshot_to_file(mpctx, cmd->args[0].v.s, cmd->args[1].v.i, msg_osd,
async);
break;
case MP_CMD_SCREENSHOT_RAW: {
if (!res)
return -1;
struct mp_image *img = screenshot_get_rgb(mpctx, cmd->args[0].v.i);
if (!img)
return -1;
node_init(res, MPV_FORMAT_NODE_MAP, NULL);
node_map_add_int64(res, "w", img->w);
node_map_add_int64(res, "h", img->h);
node_map_add_int64(res, "stride", img->stride[0]);
node_map_add_string(res, "format", "bgr0");
struct mpv_byte_array *ba =
node_map_add(res, "data", MPV_FORMAT_BYTE_ARRAY)->u.ba;
*ba = (struct mpv_byte_array){
.data = img->planes[0],
.size = img->stride[0] * img->h,
};
talloc_steal(ba, img);
break;
}
case MP_CMD_RUN: {
char **args = talloc_zero_array(NULL, char *, cmd->nargs + 1);
for (int n = 0; n < cmd->nargs; n++)
args[n] = cmd->args[n].v.s;
mp_subprocess_detached(mpctx->log, args);
talloc_free(args);
break;
}
case MP_CMD_ENABLE_INPUT_SECTION:
mp_input_enable_section(mpctx->input, cmd->args[0].v.s, cmd->args[1].v.i);
break;
case MP_CMD_DISABLE_INPUT_SECTION:
mp_input_disable_section(mpctx->input, cmd->args[0].v.s);
break;
case MP_CMD_DEFINE_INPUT_SECTION:
mp_input_define_section(mpctx->input, cmd->args[0].v.s, "<api>",
cmd->args[1].v.s, !!cmd->args[2].v.i,
cmd->sender);
break;
case MP_CMD_AB_LOOP: {
double now = get_current_time(mpctx);
if (opts->ab_loop[0] == MP_NOPTS_VALUE) {
mp_property_do("ab-loop-a", M_PROPERTY_SET, &now, mpctx);
show_property_osd(mpctx, "ab-loop-a", on_osd);
} else if (opts->ab_loop[1] == MP_NOPTS_VALUE) {
mp_property_do("ab-loop-b", M_PROPERTY_SET, &now, mpctx);
show_property_osd(mpctx, "ab-loop-b", on_osd);
} else {
now = MP_NOPTS_VALUE;
mp_property_do("ab-loop-a", M_PROPERTY_SET, &now, mpctx);
mp_property_do("ab-loop-b", M_PROPERTY_SET, &now, mpctx);
set_osd_msg(mpctx, osdl, osd_duration, "Clear A-B loop");
}
break;
}
case MP_CMD_DROP_BUFFERS: {
reset_audio_state(mpctx);
reset_video_state(mpctx);
if (mpctx->demuxer)
demux_flush(mpctx->demuxer);
break;
}
case MP_CMD_AO_RELOAD:
reload_audio_output(mpctx);
break;
case MP_CMD_AF:
return edit_filters_osd(mpctx, STREAM_AUDIO, cmd->args[0].v.s,
cmd->args[1].v.s, msg_osd);
case MP_CMD_VF:
return edit_filters_osd(mpctx, STREAM_VIDEO, cmd->args[0].v.s,
cmd->args[1].v.s, msg_osd);
case MP_CMD_AF_COMMAND:
case MP_CMD_VF_COMMAND: {
struct mp_output_chain *chain = NULL;
if (cmd->id == MP_CMD_VF_COMMAND) {
chain = mpctx->vo_chain ? mpctx->vo_chain->filter : NULL;
} else {
chain = mpctx->ao_chain ? mpctx->ao_chain->filter : NULL;
}
if (!chain)
return -1;
struct mp_filter_command filter_cmd = {
.type = MP_FILTER_COMMAND_TEXT,
.cmd = cmd->args[1].v.s,
.arg = cmd->args[2].v.s,
};
return mp_output_chain_command(chain, cmd->args[0].v.s, &filter_cmd)
? 0 : -1;
}
case MP_CMD_SCRIPT_BINDING: {
mpv_event_client_message event = {0};
char *name = cmd->args[0].v.s;
if (!name || !name[0])
return -1;
char *sep = strchr(name, '/');
char *target = NULL;
char space[MAX_CLIENT_NAME];
if (sep) {
snprintf(space, sizeof(space), "%.*s", (int)(sep - name), name);
target = space;
name = sep + 1;
}
char state[3] = {'p', cmd->is_mouse_button ? 'm' : '-'};
if (cmd->is_up_down)
state[0] = cmd->repeated ? 'r' : (cmd->is_up ? 'u' : 'd');
event.num_args = 4;
event.args = (const char*[4]){"key-binding", name, state,
cmd->key_name ? cmd->key_name : ""};
if (mp_client_send_event_dup(mpctx, target,
MPV_EVENT_CLIENT_MESSAGE, &event) < 0)
{
MP_VERBOSE(mpctx, "Can't find script '%s' when handling input.\n",
target ? target : "-");
return -1;
}
break;
}
case MP_CMD_SCRIPT_MESSAGE_TO: {
mpv_event_client_message *event = talloc_ptrtype(NULL, event);
*event = (mpv_event_client_message){0};
for (int n = 1; n < cmd->nargs; n++) {
MP_TARRAY_APPEND(event, event->args, event->num_args,
talloc_strdup(event, cmd->args[n].v.s));
}
if (mp_client_send_event(mpctx, cmd->args[0].v.s, 0,
MPV_EVENT_CLIENT_MESSAGE, event) < 0)
{
MP_VERBOSE(mpctx, "Can't find script '%s' for %s.\n",
cmd->args[0].v.s, cmd->name);
return -1;
}
break;
}
case MP_CMD_SCRIPT_MESSAGE: {
const char **args = talloc_array(NULL, const char *, cmd->nargs);
mpv_event_client_message event = {.args = args};
for (int n = 0; n < cmd->nargs; n++)
event.args[event.num_args++] = cmd->args[n].v.s;
mp_client_broadcast_event(mpctx, MPV_EVENT_CLIENT_MESSAGE, &event);
talloc_free(args);
break;
}
case MP_CMD_OVERLAY_ADD:
overlay_add(mpctx,
cmd->args[0].v.i, cmd->args[1].v.i, cmd->args[2].v.i,
cmd->args[3].v.s, cmd->args[4].v.i, cmd->args[5].v.s,
cmd->args[6].v.i, cmd->args[7].v.i, cmd->args[8].v.i);
break;
case MP_CMD_OVERLAY_REMOVE:
overlay_remove(mpctx, cmd->args[0].v.i);
break;
case MP_CMD_COMMAND_LIST: {
for (struct mp_cmd *sub = cmd->args[0].v.p; sub; sub = sub->queue_next)
run_command(mpctx, sub, NULL);
break;
}
case MP_CMD_IGNORE:
break;
case MP_CMD_WRITE_WATCH_LATER_CONFIG: {
mp_write_watch_later_conf(mpctx);
break;
}
case MP_CMD_HOOK_ADD:
if (!cmd->sender) {
MP_ERR(mpctx, "Can be used from client API only.\n");
return -1;
}
mp_hook_add(mpctx, cmd->sender, cmd->args[0].v.s, cmd->args[1].v.i,
cmd->args[2].v.i, true);
break;
case MP_CMD_HOOK_ACK:
if (!cmd->sender) {
MP_ERR(mpctx, "Can be used from client API only.\n");
return -1;
}
mp_hook_continue(mpctx, cmd->sender, cmd->args[0].v.i);
break;
case MP_CMD_MOUSE: {
const int x = cmd->args[0].v.i, y = cmd->args[1].v.i;
int button = cmd->args[2].v.i;
if (button == -1) {// no button
mp_input_set_mouse_pos_artificial(mpctx->input, x, y);
break;
}
if (button < 0 || button >= 20) {// invalid button
MP_ERR(mpctx, "%d is not a valid mouse button number.\n", button);
return -1;
}
const bool dbc = cmd->args[3].v.i;
if (dbc && button > (MP_MBTN_RIGHT - MP_MBTN_BASE)) {
MP_ERR(mpctx, "%d is not a valid mouse button for double-clicks.\n",
button);
return -1;
}
button += dbc ? MP_MBTN_DBL_BASE : MP_MBTN_BASE;
mp_input_set_mouse_pos_artificial(mpctx->input, x, y);
mp_input_put_key_artificial(mpctx->input, button);
break;
}
case MP_CMD_KEYPRESS:
case MP_CMD_KEYDOWN: {
const char *key_name = cmd->args[0].v.s;
int code = mp_input_get_key_from_name(key_name);
if (code < 0) {
MP_ERR(mpctx, "%s is not a valid input name.\n", key_name);
return -1;
}
if (cmd->id == MP_CMD_KEYDOWN)
code |= MP_KEY_STATE_DOWN;
mp_input_put_key_artificial(mpctx->input, code);
break;
}
case MP_CMD_KEYUP: {
const char *key_name = cmd->args[0].v.s;
if (key_name[0] == '\0') {
mp_input_put_key_artificial(mpctx->input, MP_INPUT_RELEASE_ALL);
} else {
int code = mp_input_get_key_from_name(key_name);
if (code < 0) {
MP_ERR(mpctx, "%s is not a valid input name.\n", key_name);
return -1;
}
mp_input_put_key_artificial(mpctx->input, code | MP_KEY_STATE_UP);
}
break;
}
case MP_CMD_APPLY_PROFILE: {
char *profile = cmd->args[0].v.s;
if (m_config_set_profile(mpctx->mconfig, profile, M_SETOPT_RUNTIME) < 0)
return -1;
break;
}
case MP_CMD_LOAD_SCRIPT: {
char *script = cmd->args[0].v.s;
if (mp_load_user_script(mpctx, script) < 0)
return -1;
break;
}
default:
MP_VERBOSE(mpctx, "Received unknown cmd %s\n", cmd->name);
return -1;
}
return 0;
}
void command_uninit(struct MPContext *mpctx)
{
overlay_uninit(mpctx);
ao_hotplug_destroy(mpctx->command_ctx->hotplug);
talloc_free(mpctx->command_ctx);
mpctx->command_ctx = NULL;
}
void command_init(struct MPContext *mpctx)
{
struct command_ctx *ctx = talloc(NULL, struct command_ctx);
*ctx = (struct command_ctx){
.last_seek_pts = MP_NOPTS_VALUE,
};
mpctx->command_ctx = ctx;
int num_base = MP_ARRAY_SIZE(mp_properties_base);
int num_opts = m_config_get_co_count(mpctx->mconfig);
ctx->properties =
talloc_zero_array(ctx, struct m_property, num_base + num_opts + 1);
memcpy(ctx->properties, mp_properties_base, sizeof(mp_properties_base));
int count = num_base;
for (int n = 0; n < num_opts; n++) {
struct m_config_option *co = m_config_get_co_index(mpctx->mconfig, n);
assert(co->name[0]);
if (co->opt->flags & M_OPT_NOPROP)
continue;
struct m_property prop = {0};
if (co->opt->type == &m_option_type_alias) {
const char *alias = (const char *)co->opt->priv;
prop = (struct m_property){
.name = co->name,
.call = co->opt->deprecation_message ?
mp_property_deprecated_alias : mp_property_alias,
.priv = (void *)alias,
.is_option = true,
};
} else {
prop = (struct m_property){
.name = co->name,
.call = mp_property_generic_option,
.is_option = true,
};
}
if (prop.name) {
// The option might be covered by a manual property already.
if (m_property_list_find(ctx->properties, prop.name))
continue;
ctx->properties[count++] = prop;
}
}
}
static void command_event(struct MPContext *mpctx, int event, void *arg)
{
struct command_ctx *ctx = mpctx->command_ctx;
if (event == MPV_EVENT_START_FILE) {
ctx->last_seek_pts = MP_NOPTS_VALUE;
ctx->marked_pts = MP_NOPTS_VALUE;
}
if (event == MPV_EVENT_IDLE)
ctx->is_idle = true;
if (event == MPV_EVENT_START_FILE)
ctx->is_idle = false;
if (event == MPV_EVENT_END_FILE || event == MPV_EVENT_FILE_LOADED) {
// Update chapters - does nothing if something else is visible.
set_osd_bar_chapters(mpctx, OSD_BAR_SEEK);
}
}
void handle_command_updates(struct MPContext *mpctx)
{
struct command_ctx *ctx = mpctx->command_ctx;
// This is a bit messy: ao_hotplug wakes up the player, and then we have
// to recheck the state. Then the client(s) will read the property.
if (ctx->hotplug && ao_hotplug_check_update(ctx->hotplug))
mp_notify_property(mpctx, "audio-device-list");
}
void mp_notify(struct MPContext *mpctx, int event, void *arg)
{
// The OSD can implicitly reference some properties.
mpctx->osd_idle_update = true;
command_event(mpctx, event, arg);
mp_client_broadcast_event(mpctx, event, arg);
}
static void update_priority(struct MPContext *mpctx)
{
#if HAVE_WIN32_DESKTOP
struct MPOpts *opts = mpctx->opts;
if (opts->w32_priority > 0)
SetPriorityClass(GetCurrentProcess(), opts->w32_priority);
#endif
}
void mp_option_change_callback(void *ctx, struct m_config_option *co, int flags)
{
struct MPContext *mpctx = ctx;
struct command_ctx *cmd = mpctx->command_ctx;
if (flags & UPDATE_TERM)
mp_update_logging(mpctx, false);
if (flags & UPDATE_OSD) {
for (int n = 0; n < NUM_PTRACKS; n++) {
struct track *track = mpctx->current_track[n][STREAM_SUB];
struct dec_sub *sub = track ? track->d_sub : NULL;
if (sub)
sub_update_opts(track->d_sub);
}
osd_changed(mpctx->osd);
mp_wakeup_core(mpctx);
}
if (flags & UPDATE_BUILTIN_SCRIPTS)
mp_load_builtin_scripts(mpctx);
if (flags & UPDATE_IMGPAR) {
struct track *track = mpctx->current_track[0][STREAM_VIDEO];
if (track && track->dec) {
mp_decoder_wrapper_reset_params(track->dec);
mp_force_video_refresh(mpctx);
}
}
if (flags & UPDATE_INPUT) {
mp_input_update_opts(mpctx->input);
// Rather coarse change-detection, but sufficient effort.
struct MPOpts *opts = mpctx->opts;
if (!bstr_equals(bstr0(cmd->cur_ipc), bstr0(opts->ipc_path)) ||
!bstr_equals(bstr0(cmd->cur_ipc_input), bstr0(opts->input_file)))
{
talloc_free(cmd->cur_ipc);
talloc_free(cmd->cur_ipc_input);
cmd->cur_ipc = talloc_strdup(cmd, opts->ipc_path);
cmd->cur_ipc_input = talloc_strdup(cmd, opts->input_file);
mp_uninit_ipc(mpctx->ipc_ctx);
mpctx->ipc_ctx = mp_init_ipc(mpctx->clients, mpctx->global);
}
}
if (flags & UPDATE_AUDIO)
reload_audio_output(mpctx);
if (flags & UPDATE_PRIORITY)
update_priority(mpctx);
if (flags & UPDATE_SCREENSAVER)
update_screensaver_state(mpctx);
if (flags & UPDATE_VOL)
audio_update_volume(mpctx);
if (flags & UPDATE_LAVFI_COMPLEX)
update_lavfi_complex(mpctx);
if (flags & UPDATE_VO_RESIZE) {
if (mpctx->video_out)
vo_control(mpctx->video_out, VOCTRL_EXTERNAL_RESIZE, NULL);
}
}
void mp_notify_property(struct MPContext *mpctx, const char *property)
{
mp_client_property_change(mpctx, property);
}
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