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Add video stats for performance overlay

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This commit is contained in:
Cameron Gutman 2018-09-25 00:47:59 -07:00
commit a0249b4337
6 changed files with 168 additions and 6 deletions
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12
app/streaming/video/ffmpeg-renderers/pacer/pacer.cpp
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@ -20,12 +20,13 @@
// V-sync happens.
#define TIMER_SLACK_MS 3
Pacer::Pacer(IFFmpegRenderer* renderer) :
Pacer::Pacer(IFFmpegRenderer* renderer, PVIDEO_STATS videoStats) :
m_FrameQueueLock(0),
m_VsyncSource(nullptr),
m_VsyncRenderer(renderer),
m_MaxVideoFps(0),
m_DisplayFps(0)
m_DisplayFps(0),
m_VideoStats(videoStats)
{
}
@ -82,6 +83,7 @@ void Pacer::vsyncCallback(int timeUntilNextVsyncMillis)
// Catch up if we're several frames ahead
while (m_FrameQueue.count() > frameDropTarget) {
AVFrame* frame = m_FrameQueue.dequeue();
m_VideoStats->pacerDroppedFrames++;
av_frame_free(&frame);
}
@ -111,7 +113,10 @@ RenderNextFrame:
SDL_AtomicUnlock(&m_FrameQueueLock);
// Render it
Uint32 beforeRender = SDL_GetTicks();
m_VsyncRenderer->renderFrameAtVsync(frame);
m_VideoStats->totalRenderTime += SDL_GetTicks() - beforeRender;
m_VideoStats->renderedFrames++;
// Free the frame
av_frame_free(&frame);
@ -164,7 +169,10 @@ void Pacer::submitFrame(AVFrame* frame)
SDL_AtomicUnlock(&m_FrameQueueLock);
}
else {
Uint32 beforeRender = SDL_GetTicks();
m_VsyncRenderer->renderFrameAtVsync(frame);
m_VideoStats->totalRenderTime += SDL_GetTicks() - beforeRender;
m_VideoStats->renderedFrames++;
av_frame_free(&frame);
}
}