/// <summary>
/// Processes camera frame buffer using the set effect and provides
/// media element with a filtered frame buffer.
/// </summary>
protected override void GetSampleAsync(MediaStreamType mediaStreamType)
{
var task = _cameraEffect.GetNewFrameAndApplyEffect(_frameBuffer.AsBuffer(), _frameSize);
// When asynchronous call completes, proceed by reporting about the sample completion
task.ContinueWith(action =>
{
if (_frameStream != null)
{
_frameStream.Position = 0;
_currentTime += _frameTime;
_frameCount++;
var sample = new MediaStreamSample(
_videoStreamDescription, _frameStream, _frameStreamOffset,
_frameBufferSize, _currentTime, _emptyAttributes);
ReportGetSampleCompleted(sample);
}
});
}
