private void HandleEncoderFrame(object sender, VideoFrameInfo videoFrameInfo)
{
var result = videoFrameInfo.Result;
if (result == PPError.Aborted)
{
videoTrack.RecycleFrame(encoderTrackFrame);
return;
}
if (result != PPError.Ok)
{
videoTrack.RecycleFrame(encoderTrackFrame);
LogError(result, $"Cannot get video frame from video encoder {videoFrameInfo.VideoFrame} / {encoderTrackFrame}");
return;
}
encoderTrackFrame.GetSize(out frameSize);
if (frameSize != encoderSize)
{
videoTrack.RecycleFrame(encoderTrackFrame);
LogError(PPError.Failed, "MediaStreamVideoTrack frame size incorrect");
return;
}
if (CopyVideoFrame(videoFrameInfo.VideoFrame, encoderTrackFrame) == PPError.Ok)
{
EncodeFrame(videoFrameInfo.VideoFrame);
}
videoTrack.RecycleFrame(encoderTrackFrame);
}
void OnTrackFrame(object sender, VideoFrameInfo frameInfo)
{
var result = frameInfo.Result;
if (result == PPError.Aborted)
{
return;
}
if (currentTrackFrame != null && !currentTrackFrame.IsEmpty)
{
videoTrack.RecycleFrame(currentTrackFrame);
currentTrackFrame.Detach();
}
if (result != PPError.Ok)
{
LogError(result, "Cannot get video frame from video track");
return;
}
currentTrackFrame = new VideoFrame(frameInfo.VideoFrame);
if (IsReceivingTrackFrames)
{
videoTrack.GetFrame();
}
}
private void AnalyseV1(string frameLine, List <VideoFrameInfo> videoFrameList)
{
// Get elements
// elements[0] first frame
// elememts[1] last frame
// elements[2] framerate
string[] elements = frameLine.Split(new string[] { "," }, StringSplitOptions.None);
// Check for valid elements
if (elements.Length == 3)
{
// Calculate FrameInfo data
if (!int.TryParse(elements[0], out int start))
{
throw new Exception("Could not parse V1 timecodes!");
}
if (!int.TryParse(elements[1], out int end))
{
throw new Exception("Could not parse V1 timecodes!");
}
for (int i = start; i <= end; i++)
{
VideoFrameInfo tmp = new VideoFrameInfo
{
Number = i,
FrameRate = elements[2].ParseDecimal()
};
if (i == 0)
{
tmp.StartTime = 0.0m;
}
else
{
tmp.StartTime = videoFrameList[i - 1].Duration + videoFrameList[i - 1].StartTime;
}
// Add FrameInfo to FrameList
videoFrameList.Add(tmp);
}
}
else
{
throw new Exception("Invalid format v1 timecodes!");
}
}