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Fix race condition where a separate test decoder could ingest a real frame

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This commit is contained in:
Cameron Gutman 2026-01-11 13:41:12 -06:00
commit d3957b3cbb
2 changed files with 29 additions and 14 deletions
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14
app/streaming/video/ffmpeg.h
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@ -33,10 +33,21 @@ public:
virtual IFFmpegRenderer* getBackendRenderer();
private:
enum class TestMode {
// No test frame and prepare for rendering
NoTesting,
// Submit only the test frame and do not prepare for rendering
TestFrameOnly,
// Submit the test frame and prepare for rendering
TestFrame
};
bool completeInitialization(const AVCodec* decoder,
enum AVPixelFormat requiredFormat,
PDECODER_PARAMETERS params,
bool testFrame,
TestMode testMode,
bool useAlternateFrontend);
void stringifyVideoStats(VIDEO_STATS& stats, char* output, int length);
@ -116,6 +127,7 @@ private:
int m_VideoFormat;
bool m_NeedsSpsFixup;
bool m_TestOnly;
TestMode m_CurrentTestMode;
SDL_Thread* m_DecoderThread;
SDL_atomic_t m_DecoderThreadShouldQuit;