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Fix inaccurate pacer drop and network drop percentages and add total FPS stat

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This commit is contained in:
Cameron Gutman
2019-01-21 17:43:15 -08:00
parent c064f87889
commit 58b77cf589
2 changed files with 18 additions and 10 deletions
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26
app/streaming/video/ffmpeg.cpp
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@@ -256,6 +256,7 @@ void FFmpegVideoDecoder::addVideoStats(VIDEO_STATS& src, VIDEO_STATS& dst)
dst.receivedFrames += src.receivedFrames;
dst.decodedFrames += src.decodedFrames;
dst.renderedFrames += src.renderedFrames;
dst.totalFrames += src.totalFrames;
dst.networkDroppedFrames += src.networkDroppedFrames;
dst.pacerDroppedFrames += src.pacerDroppedFrames;
dst.totalReassemblyTime += src.totalReassemblyTime;
@@ -273,6 +274,7 @@ void FFmpegVideoDecoder::addVideoStats(VIDEO_STATS& src, VIDEO_STATS& dst)
// The following code assumes the global measure was already started first
SDL_assert(dst.measurementStartTimestamp <= src.measurementStartTimestamp);
dst.totalFps = (float)dst.totalFrames / ((float)(now - dst.measurementStartTimestamp) / 1000);
dst.receivedFps = (float)dst.receivedFrames / ((float)(now - dst.measurementStartTimestamp) / 1000);
dst.decodedFps = (float)dst.decodedFrames / ((float)(now - dst.measurementStartTimestamp) / 1000);
dst.renderedFps = (float)dst.renderedFrames / ((float)(now - dst.measurementStartTimestamp) / 1000);
@@ -287,9 +289,11 @@ void FFmpegVideoDecoder::stringifyVideoStats(VIDEO_STATS& stats, char* output)
if (stats.receivedFps > 0) {
offset += sprintf(&output[offset],
"Incoming frame rate from host PC: %.2f FPS\n"
"Estimated host PC frame rate: %.2f FPS\n"
"Incoming frame rate from network: %.2f FPS\n"
"Decoding frame rate: %.2f FPS\n"
"Rendering frame rate: %.2f FPS\n",
stats.totalFps,
stats.receivedFps,
stats.decodedFps,
stats.renderedFps);
@@ -297,18 +301,18 @@ void FFmpegVideoDecoder::stringifyVideoStats(VIDEO_STATS& stats, char* output)
if (stats.renderedFrames != 0) {
offset += sprintf(&output[offset],
"Average reassembly time: %.2f ms\n"
"Average decode time: %.2f ms\n"
"Average frame pacing delay: %.2f ms\n"
"Average render time: %.2f ms\n"
"Frames dropped by your network connection: %.2f%%\n"
"Frames dropped by frame pacing: %.2f%%",
(float)stats.totalReassemblyTime / stats.decodedFrames,
"Frames dropped by frame pacing: %.2f%%\n"
"Average receive time: %.2f ms\n"
"Average decoding time: %.2f ms\n"
"Average frame queue delay: %.2f ms\n"
"Average rendering time: %.2f ms\n",
(float)stats.networkDroppedFrames / stats.totalFrames * 100,
(float)stats.pacerDroppedFrames / stats.decodedFrames * 100,
(float)stats.totalReassemblyTime / stats.receivedFrames,
(float)stats.totalDecodeTime / stats.decodedFrames,
(float)stats.totalPacerTime / stats.renderedFrames,
(float)stats.totalRenderTime / stats.renderedFrames,
(float)stats.networkDroppedFrames / stats.decodedFrames,
(float)stats.pacerDroppedFrames / stats.decodedFrames);
(float)stats.totalRenderTime / stats.renderedFrames);
}
}
@@ -498,6 +502,7 @@ int FFmpegVideoDecoder::submitDecodeUnit(PDECODE_UNIT du)
else {
// Any frame number greater than m_LastFrameNumber + 1 represents a dropped frame
m_ActiveWndVideoStats.networkDroppedFrames += du->frameNumber - (m_LastFrameNumber + 1);
m_ActiveWndVideoStats.totalFrames += du->frameNumber - (m_LastFrameNumber + 1);
m_LastFrameNumber = du->frameNumber;
}
@@ -522,6 +527,7 @@ int FFmpegVideoDecoder::submitDecodeUnit(PDECODE_UNIT du)
}
m_ActiveWndVideoStats.receivedFrames++;
m_ActiveWndVideoStats.totalFrames++;
int requiredBufferSize = du->fullLength;
if (du->frameType == FRAME_TYPE_IDR) {