mirror of
https://git.videolan.org/git/ffmpeg.git
synced 2024-09-11 18:07:56 +02:00
![Jun Zhao](/assets/img/avatar_default.png)
Replace the number by macro for bprint init. Signed-off-by: Jun Zhao <mypopydev@gmail.com>
436 lines
13 KiB
C
436 lines
13 KiB
C
/*
|
|
* log functions
|
|
* Copyright (c) 2003 Michel Bardiaux
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg 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.
|
|
*
|
|
* FFmpeg 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 FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* logging functions
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#if HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
#if HAVE_IO_H
|
|
#include <io.h>
|
|
#endif
|
|
#include <stdarg.h>
|
|
#include <stdlib.h>
|
|
#include "avutil.h"
|
|
#include "bprint.h"
|
|
#include "common.h"
|
|
#include "internal.h"
|
|
#include "log.h"
|
|
#include "thread.h"
|
|
|
|
static AVMutex mutex = AV_MUTEX_INITIALIZER;
|
|
|
|
#define LINE_SZ 1024
|
|
|
|
#if HAVE_VALGRIND_VALGRIND_H
|
|
#include <valgrind/valgrind.h>
|
|
/* this is the log level at which valgrind will output a full backtrace */
|
|
#define BACKTRACE_LOGLEVEL AV_LOG_ERROR
|
|
#endif
|
|
|
|
static int av_log_level = AV_LOG_INFO;
|
|
static int flags;
|
|
|
|
#define NB_LEVELS 8
|
|
#if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE
|
|
#include <windows.h>
|
|
static const uint8_t color[16 + AV_CLASS_CATEGORY_NB] = {
|
|
[AV_LOG_PANIC /8] = 12,
|
|
[AV_LOG_FATAL /8] = 12,
|
|
[AV_LOG_ERROR /8] = 12,
|
|
[AV_LOG_WARNING/8] = 14,
|
|
[AV_LOG_INFO /8] = 7,
|
|
[AV_LOG_VERBOSE/8] = 10,
|
|
[AV_LOG_DEBUG /8] = 10,
|
|
[AV_LOG_TRACE /8] = 8,
|
|
[16+AV_CLASS_CATEGORY_NA ] = 7,
|
|
[16+AV_CLASS_CATEGORY_INPUT ] = 13,
|
|
[16+AV_CLASS_CATEGORY_OUTPUT ] = 5,
|
|
[16+AV_CLASS_CATEGORY_MUXER ] = 13,
|
|
[16+AV_CLASS_CATEGORY_DEMUXER ] = 5,
|
|
[16+AV_CLASS_CATEGORY_ENCODER ] = 11,
|
|
[16+AV_CLASS_CATEGORY_DECODER ] = 3,
|
|
[16+AV_CLASS_CATEGORY_FILTER ] = 10,
|
|
[16+AV_CLASS_CATEGORY_BITSTREAM_FILTER] = 9,
|
|
[16+AV_CLASS_CATEGORY_SWSCALER ] = 7,
|
|
[16+AV_CLASS_CATEGORY_SWRESAMPLER ] = 7,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT ] = 13,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT ] = 5,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT ] = 13,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT ] = 5,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_OUTPUT ] = 13,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_INPUT ] = 5,
|
|
};
|
|
|
|
static int16_t background, attr_orig;
|
|
static HANDLE con;
|
|
#else
|
|
|
|
static const uint32_t color[16 + AV_CLASS_CATEGORY_NB] = {
|
|
[AV_LOG_PANIC /8] = 52 << 16 | 196 << 8 | 0x41,
|
|
[AV_LOG_FATAL /8] = 208 << 8 | 0x41,
|
|
[AV_LOG_ERROR /8] = 196 << 8 | 0x11,
|
|
[AV_LOG_WARNING/8] = 226 << 8 | 0x03,
|
|
[AV_LOG_INFO /8] = 253 << 8 | 0x09,
|
|
[AV_LOG_VERBOSE/8] = 40 << 8 | 0x02,
|
|
[AV_LOG_DEBUG /8] = 34 << 8 | 0x02,
|
|
[AV_LOG_TRACE /8] = 34 << 8 | 0x07,
|
|
[16+AV_CLASS_CATEGORY_NA ] = 250 << 8 | 0x09,
|
|
[16+AV_CLASS_CATEGORY_INPUT ] = 219 << 8 | 0x15,
|
|
[16+AV_CLASS_CATEGORY_OUTPUT ] = 201 << 8 | 0x05,
|
|
[16+AV_CLASS_CATEGORY_MUXER ] = 213 << 8 | 0x15,
|
|
[16+AV_CLASS_CATEGORY_DEMUXER ] = 207 << 8 | 0x05,
|
|
[16+AV_CLASS_CATEGORY_ENCODER ] = 51 << 8 | 0x16,
|
|
[16+AV_CLASS_CATEGORY_DECODER ] = 39 << 8 | 0x06,
|
|
[16+AV_CLASS_CATEGORY_FILTER ] = 155 << 8 | 0x12,
|
|
[16+AV_CLASS_CATEGORY_BITSTREAM_FILTER] = 192 << 8 | 0x14,
|
|
[16+AV_CLASS_CATEGORY_SWSCALER ] = 153 << 8 | 0x14,
|
|
[16+AV_CLASS_CATEGORY_SWRESAMPLER ] = 147 << 8 | 0x14,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT ] = 213 << 8 | 0x15,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT ] = 207 << 8 | 0x05,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT ] = 213 << 8 | 0x15,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT ] = 207 << 8 | 0x05,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_OUTPUT ] = 213 << 8 | 0x15,
|
|
[16+AV_CLASS_CATEGORY_DEVICE_INPUT ] = 207 << 8 | 0x05,
|
|
};
|
|
|
|
#endif
|
|
static int use_color = -1;
|
|
|
|
static void check_color_terminal(void)
|
|
{
|
|
#if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE
|
|
CONSOLE_SCREEN_BUFFER_INFO con_info;
|
|
con = GetStdHandle(STD_ERROR_HANDLE);
|
|
use_color = (con != INVALID_HANDLE_VALUE) && !getenv("NO_COLOR") &&
|
|
!getenv("AV_LOG_FORCE_NOCOLOR");
|
|
if (use_color) {
|
|
GetConsoleScreenBufferInfo(con, &con_info);
|
|
attr_orig = con_info.wAttributes;
|
|
background = attr_orig & 0xF0;
|
|
}
|
|
#elif HAVE_ISATTY
|
|
char *term = getenv("TERM");
|
|
use_color = !getenv("NO_COLOR") && !getenv("AV_LOG_FORCE_NOCOLOR") &&
|
|
(getenv("TERM") && isatty(2) || getenv("AV_LOG_FORCE_COLOR"));
|
|
if ( getenv("AV_LOG_FORCE_256COLOR")
|
|
|| (term && strstr(term, "256color")))
|
|
use_color *= 256;
|
|
#else
|
|
use_color = getenv("AV_LOG_FORCE_COLOR") && !getenv("NO_COLOR") &&
|
|
!getenv("AV_LOG_FORCE_NOCOLOR");
|
|
#endif
|
|
}
|
|
|
|
static void colored_fputs(int level, int tint, const char *str)
|
|
{
|
|
int local_use_color;
|
|
if (!*str)
|
|
return;
|
|
|
|
if (use_color < 0)
|
|
check_color_terminal();
|
|
|
|
if (level == AV_LOG_INFO/8) local_use_color = 0;
|
|
else local_use_color = use_color;
|
|
|
|
#if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE
|
|
if (local_use_color)
|
|
SetConsoleTextAttribute(con, background | color[level]);
|
|
fputs(str, stderr);
|
|
if (local_use_color)
|
|
SetConsoleTextAttribute(con, attr_orig);
|
|
#else
|
|
if (local_use_color == 1) {
|
|
fprintf(stderr,
|
|
"\033[%"PRIu32";3%"PRIu32"m%s\033[0m",
|
|
(color[level] >> 4) & 15,
|
|
color[level] & 15,
|
|
str);
|
|
} else if (tint && use_color == 256) {
|
|
fprintf(stderr,
|
|
"\033[48;5;%"PRIu32"m\033[38;5;%dm%s\033[0m",
|
|
(color[level] >> 16) & 0xff,
|
|
tint,
|
|
str);
|
|
} else if (local_use_color == 256) {
|
|
fprintf(stderr,
|
|
"\033[48;5;%"PRIu32"m\033[38;5;%"PRIu32"m%s\033[0m",
|
|
(color[level] >> 16) & 0xff,
|
|
(color[level] >> 8) & 0xff,
|
|
str);
|
|
} else
|
|
fputs(str, stderr);
|
|
#endif
|
|
|
|
}
|
|
|
|
const char *av_default_item_name(void *ptr)
|
|
{
|
|
return (*(AVClass **) ptr)->class_name;
|
|
}
|
|
|
|
AVClassCategory av_default_get_category(void *ptr)
|
|
{
|
|
return (*(AVClass **) ptr)->category;
|
|
}
|
|
|
|
static void sanitize(uint8_t *line){
|
|
while(*line){
|
|
if(*line < 0x08 || (*line > 0x0D && *line < 0x20))
|
|
*line='?';
|
|
line++;
|
|
}
|
|
}
|
|
|
|
static int get_category(void *ptr){
|
|
AVClass *avc = *(AVClass **) ptr;
|
|
if( !avc
|
|
|| (avc->version&0xFF)<100
|
|
|| avc->version < (51 << 16 | 59 << 8)
|
|
|| avc->category >= AV_CLASS_CATEGORY_NB) return AV_CLASS_CATEGORY_NA + 16;
|
|
|
|
if(avc->get_category)
|
|
return avc->get_category(ptr) + 16;
|
|
|
|
return avc->category + 16;
|
|
}
|
|
|
|
static const char *get_level_str(int level)
|
|
{
|
|
switch (level) {
|
|
case AV_LOG_QUIET:
|
|
return "quiet";
|
|
case AV_LOG_DEBUG:
|
|
return "debug";
|
|
case AV_LOG_VERBOSE:
|
|
return "verbose";
|
|
case AV_LOG_INFO:
|
|
return "info";
|
|
case AV_LOG_WARNING:
|
|
return "warning";
|
|
case AV_LOG_ERROR:
|
|
return "error";
|
|
case AV_LOG_FATAL:
|
|
return "fatal";
|
|
case AV_LOG_PANIC:
|
|
return "panic";
|
|
default:
|
|
return "";
|
|
}
|
|
}
|
|
|
|
static void format_line(void *avcl, int level, const char *fmt, va_list vl,
|
|
AVBPrint part[4], int *print_prefix, int type[2])
|
|
{
|
|
AVClass* avc = avcl ? *(AVClass **) avcl : NULL;
|
|
av_bprint_init(part+0, 0, AV_BPRINT_SIZE_AUTOMATIC);
|
|
av_bprint_init(part+1, 0, AV_BPRINT_SIZE_AUTOMATIC);
|
|
av_bprint_init(part+2, 0, AV_BPRINT_SIZE_AUTOMATIC);
|
|
av_bprint_init(part+3, 0, 65536);
|
|
|
|
if(type) type[0] = type[1] = AV_CLASS_CATEGORY_NA + 16;
|
|
if (*print_prefix && avc) {
|
|
if (avc->parent_log_context_offset) {
|
|
AVClass** parent = *(AVClass ***) (((uint8_t *) avcl) +
|
|
avc->parent_log_context_offset);
|
|
if (parent && *parent) {
|
|
av_bprintf(part+0, "[%s @ %p] ",
|
|
(*parent)->item_name(parent), parent);
|
|
if(type) type[0] = get_category(parent);
|
|
}
|
|
}
|
|
av_bprintf(part+1, "[%s @ %p] ",
|
|
avc->item_name(avcl), avcl);
|
|
if(type) type[1] = get_category(avcl);
|
|
}
|
|
|
|
if (*print_prefix && (level > AV_LOG_QUIET) && (flags & AV_LOG_PRINT_LEVEL))
|
|
av_bprintf(part+2, "[%s] ", get_level_str(level));
|
|
|
|
av_vbprintf(part+3, fmt, vl);
|
|
|
|
if(*part[0].str || *part[1].str || *part[2].str || *part[3].str) {
|
|
char lastc = part[3].len && part[3].len <= part[3].size ? part[3].str[part[3].len - 1] : 0;
|
|
*print_prefix = lastc == '\n' || lastc == '\r';
|
|
}
|
|
}
|
|
|
|
void av_log_format_line(void *ptr, int level, const char *fmt, va_list vl,
|
|
char *line, int line_size, int *print_prefix)
|
|
{
|
|
av_log_format_line2(ptr, level, fmt, vl, line, line_size, print_prefix);
|
|
}
|
|
|
|
int av_log_format_line2(void *ptr, int level, const char *fmt, va_list vl,
|
|
char *line, int line_size, int *print_prefix)
|
|
{
|
|
AVBPrint part[4];
|
|
int ret;
|
|
|
|
format_line(ptr, level, fmt, vl, part, print_prefix, NULL);
|
|
ret = snprintf(line, line_size, "%s%s%s%s", part[0].str, part[1].str, part[2].str, part[3].str);
|
|
av_bprint_finalize(part+3, NULL);
|
|
return ret;
|
|
}
|
|
|
|
void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
|
|
{
|
|
static int print_prefix = 1;
|
|
static int count;
|
|
static char prev[LINE_SZ];
|
|
AVBPrint part[4];
|
|
char line[LINE_SZ];
|
|
static int is_atty;
|
|
int type[2];
|
|
unsigned tint = 0;
|
|
|
|
if (level >= 0) {
|
|
tint = level & 0xff00;
|
|
level &= 0xff;
|
|
}
|
|
|
|
if (level > av_log_level)
|
|
return;
|
|
ff_mutex_lock(&mutex);
|
|
|
|
format_line(ptr, level, fmt, vl, part, &print_prefix, type);
|
|
snprintf(line, sizeof(line), "%s%s%s%s", part[0].str, part[1].str, part[2].str, part[3].str);
|
|
|
|
#if HAVE_ISATTY
|
|
if (!is_atty)
|
|
is_atty = isatty(2) ? 1 : -1;
|
|
#endif
|
|
|
|
if (print_prefix && (flags & AV_LOG_SKIP_REPEATED) && !strcmp(line, prev) &&
|
|
*line && line[strlen(line) - 1] != '\r'){
|
|
count++;
|
|
if (is_atty == 1)
|
|
fprintf(stderr, " Last message repeated %d times\r", count);
|
|
goto end;
|
|
}
|
|
if (count > 0) {
|
|
fprintf(stderr, " Last message repeated %d times\n", count);
|
|
count = 0;
|
|
}
|
|
strcpy(prev, line);
|
|
sanitize(part[0].str);
|
|
colored_fputs(type[0], 0, part[0].str);
|
|
sanitize(part[1].str);
|
|
colored_fputs(type[1], 0, part[1].str);
|
|
sanitize(part[2].str);
|
|
colored_fputs(av_clip(level >> 3, 0, NB_LEVELS - 1), tint >> 8, part[2].str);
|
|
sanitize(part[3].str);
|
|
colored_fputs(av_clip(level >> 3, 0, NB_LEVELS - 1), tint >> 8, part[3].str);
|
|
|
|
#if CONFIG_VALGRIND_BACKTRACE
|
|
if (level <= BACKTRACE_LOGLEVEL)
|
|
VALGRIND_PRINTF_BACKTRACE("%s", "");
|
|
#endif
|
|
end:
|
|
av_bprint_finalize(part+3, NULL);
|
|
ff_mutex_unlock(&mutex);
|
|
}
|
|
|
|
static void (*av_log_callback)(void*, int, const char*, va_list) =
|
|
av_log_default_callback;
|
|
|
|
void av_log(void* avcl, int level, const char *fmt, ...)
|
|
{
|
|
AVClass* avc = avcl ? *(AVClass **) avcl : NULL;
|
|
va_list vl;
|
|
va_start(vl, fmt);
|
|
if (avc && avc->version >= (50 << 16 | 15 << 8 | 2) &&
|
|
avc->log_level_offset_offset && level >= AV_LOG_FATAL)
|
|
level += *(int *) (((uint8_t *) avcl) + avc->log_level_offset_offset);
|
|
av_vlog(avcl, level, fmt, vl);
|
|
va_end(vl);
|
|
}
|
|
|
|
void av_vlog(void* avcl, int level, const char *fmt, va_list vl)
|
|
{
|
|
void (*log_callback)(void*, int, const char*, va_list) = av_log_callback;
|
|
if (log_callback)
|
|
log_callback(avcl, level, fmt, vl);
|
|
}
|
|
|
|
int av_log_get_level(void)
|
|
{
|
|
return av_log_level;
|
|
}
|
|
|
|
void av_log_set_level(int level)
|
|
{
|
|
av_log_level = level;
|
|
}
|
|
|
|
void av_log_set_flags(int arg)
|
|
{
|
|
flags = arg;
|
|
}
|
|
|
|
int av_log_get_flags(void)
|
|
{
|
|
return flags;
|
|
}
|
|
|
|
void av_log_set_callback(void (*callback)(void*, int, const char*, va_list))
|
|
{
|
|
av_log_callback = callback;
|
|
}
|
|
|
|
static void missing_feature_sample(int sample, void *avc, const char *msg,
|
|
va_list argument_list)
|
|
{
|
|
av_vlog(avc, AV_LOG_WARNING, msg, argument_list);
|
|
av_log(avc, AV_LOG_WARNING, " is not implemented. Update your FFmpeg "
|
|
"version to the newest one from Git. If the problem still "
|
|
"occurs, it means that your file has a feature which has not "
|
|
"been implemented.\n");
|
|
if (sample)
|
|
av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample "
|
|
"of this file to ftp://upload.ffmpeg.org/incoming/ "
|
|
"and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)\n");
|
|
}
|
|
|
|
void avpriv_request_sample(void *avc, const char *msg, ...)
|
|
{
|
|
va_list argument_list;
|
|
|
|
va_start(argument_list, msg);
|
|
missing_feature_sample(1, avc, msg, argument_list);
|
|
va_end(argument_list);
|
|
}
|
|
|
|
void avpriv_report_missing_feature(void *avc, const char *msg, ...)
|
|
{
|
|
va_list argument_list;
|
|
|
|
va_start(argument_list, msg);
|
|
missing_feature_sample(0, avc, msg, argument_list);
|
|
va_end(argument_list);
|
|
}
|