/// <summary>
/// Respond to capture event. Frame and timings are passed to each buffer.
/// </summary>
public void HandleCapturedFrame(object sender, VideoDataEventArgs e)
{
// Run plug-ins, convert to YUV, then send YUV buffers to individual buffers for scaling.
if (e.Frame != null)
{
try {
if (ProcessorQueue != null) // process the source image
{
foreach (var item in ProcessorQueue)
{
item.ProcessFrame(e.Frame, e.CaptureTime);
}
}
} catch { }
var ti = new TimedImage(e.CaptureTime, e.Frame.Width, e.Frame.Height);
ResampleBuffer(e.Frame, ti);
WaitingCaptures.Enqueue(ti);
foreach (var buffer in this)
{
if (buffer.WaitingCaptures != WaitingCaptures)
{
buffer.WaitingCaptures = WaitingCaptures;
}
}
}
}
public void ConsumeVideoData(object sender, VideoDataEventArgs args)
{
var frame = _videoAssembler.AssembleVideoFrame(args.VideoData);
if (frame == null)
{
return;
}
_video.FeedVideoData(frame);
}
private void ProcessVideoData(Process process, CancellationToken cancellationToken)
{
BinaryReader br = new BinaryReader(process.StandardOutput.BaseStream);
byte[] buffer;
while ((buffer = br.ReadBytes(4096)).Length > 0)
{
VideoDataEventArgs args = new VideoDataEventArgs(buffer);
OnVideoDataReceived?.Invoke(this, args);
cancellationToken.ThrowIfCancellationRequested();
}
}
public void ConsumeVideoData(object sender, VideoDataEventArgs args)
{
// TODO: Sorting
var frame = _videoAssembler.AssembleVideoFrame(args.VideoData);
if (frame == null)
{
return;
}
// Enqueue encoded video data in decoder
if (_videoContextInitialized)
{
_videoHandler.PushData(frame);
}
else if (frame.PrimaryType == NalUnitType.SEQUENCE_PARAMETER_SET)
{
_videoHandler.UpdateCodecParameters(frame.GetCodecSpecificDataAvcc());
_videoContextInitialized = true;
}
}
void IVideoConsumer.ConsumeVideoData(object sender, VideoDataEventArgs args)
{
H264Frame frame = _videoAssembler.AssembleVideoFrame(args.VideoData);
if (frame == null)
{
return;
}
if (_dumpSingleFrames)
{
string frameFilename = $"{_fileName}.video.{frame.FrameId}.{frame.TimeStamp}.raw";
using (FileStream fs = new FileStream(frameFilename, FileMode.CreateNew))
{
fs.Write(frame.RawData, 0, frame.RawData.Length);
}
}
else
{
_videoFile.Write(frame.RawData, 0, frame.RawData.Length);
}
}
public void ConsumeVideoData(object sender, VideoDataEventArgs args)
{
_video.ConsumeVideoData(args.VideoData);
}
public void HandleCapturedFrame (object sender, VideoDataEventArgs e) {
throw new NotSupportedException("Audio buffer does not support video frames");
}
private void Controller_VideoDataReady(object sender, VideoDataEventArgs e)
{
ShowVideo(e.Bitmap);
}
private void service_VideoDataReady(object sender, VideoDataEventArgs e)
{
OnVideoDataReady(e.Bitmap);
}
