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Forward FFmpeg logs

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FFmpeg logs can be useful to understand the cause of issues.
This commit is contained in:
Romain Vimont 2019-02-09 12:06:21 +01:00
parent c11905b860
commit ee3cba57a8
1 changed files with 36 additions and 0 deletions
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36
app/src/scrcpy.c
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@ -139,6 +139,40 @@ static void wait_show_touches(process_t process) {
process_check_success(process, "show_touches");
}
static SDL_LogPriority sdl_priority_from_av_level(int level) {
switch (level) {
case AV_LOG_PANIC:
case AV_LOG_FATAL:
return SDL_LOG_PRIORITY_CRITICAL;
case AV_LOG_ERROR:
return SDL_LOG_PRIORITY_ERROR;
case AV_LOG_WARNING:
return SDL_LOG_PRIORITY_WARN;
case AV_LOG_INFO:
return SDL_LOG_PRIORITY_INFO;
}
// do not forward others, which are too verbose
return 0;
}
static void
av_log_callback(void *avcl, int level, const char *fmt, va_list vl) {
SDL_LogPriority priority = sdl_priority_from_av_level(level);
if (priority == 0) {
return;
}
char *local_fmt = SDL_malloc(strlen(fmt) + 10);
if (!local_fmt) {
LOGC("Cannot allocate string");
return;
}
// strcpy is safe here, the destination is large enough
strcpy(local_fmt, "[FFmpeg] ");
strcpy(local_fmt + 9, fmt);
SDL_LogMessageV(SDL_LOG_CATEGORY_VIDEO, priority, local_fmt, vl);
SDL_free(local_fmt);
}
SDL_bool scrcpy(const struct scrcpy_options *options) {
SDL_bool send_frame_meta = !!options->record_filename;
if (!server_start(&server, options->serial, options->port,
@ -203,6 +237,8 @@ SDL_bool scrcpy(const struct scrcpy_options *options) {
rec = &recorder;
}
av_log_set_callback(av_log_callback);
decoder_init(&decoder, &frames, device_socket, rec);
// now we consumed the header values, the socket receives the video stream