diff options
| author | Marton Balint <cus@passwd.hu> | 2017-11-04 19:31:54 +0100 |
|---|---|---|
| committer | Marton Balint <cus@passwd.hu> | 2017-11-12 21:00:26 +0100 |
| commit | 88a6fca74d247de5055bbbfbdbcc0a858170a882 (patch) | |
| tree | 37412b239eee47e628b1d6af15bee5c44d92d836 | |
| parent | 46aa734646279ac481e5583d005c8c15b348a244 (diff) | |
| download | ffmpeg-88a6fca74d247de5055bbbfbdbcc0a858170a882.tar.gz | |
ffplay: use SDL2 audio API
It allows us to specify what kind of audio parameter changes are allowed.
Should fix ticket #6721.
Signed-off-by: Marton Balint <cus@passwd.hu>
(cherry picked from commit d68a557df4937b695a5f6a14877d92647be95aaa)
| -rw-r--r-- | fftools/ffplay.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/fftools/ffplay.c b/fftools/ffplay.c index 982340f073..571dce31d2 100644 --- a/fftools/ffplay.c +++ b/fftools/ffplay.c @@ -362,6 +362,7 @@ static AVPacket flush_pkt; static SDL_Window *window; static SDL_Renderer *renderer; static SDL_RendererInfo renderer_info = {0}; +static SDL_AudioDeviceID audio_dev; static const struct TextureFormatEntry { enum AVPixelFormat format; @@ -1192,7 +1193,7 @@ static void stream_component_close(VideoState *is, int stream_index) switch (codecpar->codec_type) { case AVMEDIA_TYPE_AUDIO: decoder_abort(&is->auddec, &is->sampq); - SDL_CloseAudio(); + SDL_CloseAudioDevice(audio_dev); decoder_destroy(&is->auddec); swr_free(&is->swr_ctx); av_freep(&is->audio_buf1); @@ -2451,7 +2452,7 @@ static void sdl_audio_callback(void *opaque, Uint8 *stream, int len) else { memset(stream, 0, len1); if (!is->muted && is->audio_buf) - SDL_MixAudio(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1, is->audio_volume); + SDL_MixAudioFormat(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, AUDIO_S16SYS, len1, is->audio_volume); } len -= len1; stream += len1; @@ -2496,7 +2497,7 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb wanted_spec.samples = FFMAX(SDL_AUDIO_MIN_BUFFER_SIZE, 2 << av_log2(wanted_spec.freq / SDL_AUDIO_MAX_CALLBACKS_PER_SEC)); wanted_spec.callback = sdl_audio_callback; wanted_spec.userdata = opaque; - while (SDL_OpenAudio(&wanted_spec, &spec) < 0) { + while (!(audio_dev = SDL_OpenAudioDevice(NULL, 0, &wanted_spec, &spec, SDL_AUDIO_ALLOW_FREQUENCY_CHANGE | SDL_AUDIO_ALLOW_CHANNELS_CHANGE))) { av_log(NULL, AV_LOG_WARNING, "SDL_OpenAudio (%d channels, %d Hz): %s\n", wanted_spec.channels, wanted_spec.freq, SDL_GetError()); wanted_spec.channels = next_nb_channels[FFMIN(7, wanted_spec.channels)]; @@ -2666,7 +2667,7 @@ static int stream_component_open(VideoState *is, int stream_index) } if ((ret = decoder_start(&is->auddec, audio_thread, is)) < 0) goto out; - SDL_PauseAudio(0); + SDL_PauseAudioDevice(audio_dev, 0); break; case AVMEDIA_TYPE_VIDEO: is->video_stream = stream_index; |