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Avoid consuming stale data during/after decoder reset

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This commit is contained in:
Cameron Gutman 2022-01-17 15:26:00 -06:00
parent d6cfbdb273
commit dfe275ab67
1 changed files with 11 additions and 0 deletions
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11
app/streaming/video/ffmpeg.cpp
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@ -1045,6 +1045,9 @@ void FFmpegVideoDecoder::decoderThreadProc()
SDL_Event event;
event.type = SDL_RENDER_DEVICE_RESET;
SDL_PushEvent(&event);
// Don't consume any additional data
SDL_AtomicSet(&m_DecoderThreadShouldQuit, 1);
}
}
} while (err == AVERROR(EAGAIN) && !SDL_AtomicGet(&m_DecoderThreadShouldQuit));
@ -1064,6 +1067,11 @@ int FFmpegVideoDecoder::submitDecodeUnit(PDECODE_UNIT du)
SDL_assert(!m_TestOnly);
// If this is the first frame, reject anything that's not an IDR frame
if (m_FramesIn == 0 && du->frameType != FRAME_TYPE_IDR) {
return DR_NEED_IDR;
}
// Bail immediately if we need an IDR frame to continue
if (Session::get()->getAndClearPendingIdrFrameStatus()) {
return DR_NEED_IDR;
@ -1148,6 +1156,9 @@ int FFmpegVideoDecoder::submitDecodeUnit(PDECODE_UNIT du)
SDL_Event event;
event.type = SDL_RENDER_DEVICE_RESET;
SDL_PushEvent(&event);
// Don't consume any additional data
SDL_AtomicSet(&m_DecoderThreadShouldQuit, 1);
}
return DR_NEED_IDR;