RenderTexture TryReceiveFrame()
{
PrepareInternalObjects();
// Do nothing if the recv object is not ready.
if (_recv == null)
{
return(null);
}
// Try getting a video frame.
var frameOrNull = RecvHelper.TryCaptureVideoFrame(_recv);
if (frameOrNull == null)
{
return(null);
}
var frame = (Interop.VideoFrame)frameOrNull;
// Pixel format conversion
var rt = _converter.Decode
(frame.Width, frame.Height,
Util.CheckAlpha(frame.FourCC), frame.Data);
// Free the frame up.
_recv.FreeVideoFrame(frame);
return(rt);
}
void PrepareInternalObjects()
{
if (_recv == null)
{
_recv = RecvHelper.TryCreateRecv(_ndiName);
}
if (_converter == null)
{
_converter = new FormatConverter(_resources);
}
if (_override == null)
{
_override = new MaterialPropertyBlock();
}
}
