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#define AL_LOG_SECTION "ff"
//#define AL_LOG_ENABLE_TRACE
#include <al/log.h>
#include <al/lib.h>
#include <libavutil/log.h>
#include <libavformat/avformat.h>
#include "common.h"
s64 camu_ff_frame_duration(AVFrame *frame)
{
#if LIBAVUTIL_VERSION_INT >= AV_VERSION_INT(57, 30, 100)
return frame->duration;
#else
return frame->pkt_duration;
#endif
}
static __thread struct {
char buf[AL_LOG_MESSAGE_SIZE];
size_t pos;
} log_context;
// If a line takes more than 1 step to print, make sure we stay within AL_LOG_MESSAGE_SIZE.
#define AV_LOG_MAX_CHUNK (AL_LOG_MESSAGE_SIZE / 2)
static void av_log_callback(void *userdata, s32 level, const char *fmt, va_list args)
{
(void)userdata;
char *offset = log_context.buf + log_context.pos;
s32 ret = al_vsnprintf(offset, AV_LOG_MAX_CHUNK, fmt, args);
al_assert(ret > 0);
offset += ret;
log_context.pos += ret;
if ((log_context.pos > 0 && *(offset - 1) == '\n') || log_context.pos >= AV_LOG_MAX_CHUNK) {
if (level < AV_LOG_WARNING) {
log_info(log_context.buf);
} else if (level < AL_LOG_DEBUG) {
log_debug(log_context.buf);
} else {
log_trace(log_context.buf);
}
log_context.pos = 0;
}
}
void camu_ff_set_log_callback(void (*callback)(void *, s32, const char *, va_list))
{
av_log_set_callback(callback);
}
void camu_ff_common_init(void)
{
#ifdef CAMU_OLD_FFMPEG
log_info("Using FFmpeg version "FFMPEG_VERSION" (old).");
AL_IGNORE_WARNING("-Wdeprecated-declarations")
av_register_all();
AL_IGNORE_WARNING_END
#else
log_info("Using FFmpeg version "FFMPEG_VERSION".");
#endif
camu_ff_set_log_callback(av_log_callback);
}
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