private void AddMpeg2VideoStreamAnalyzerFilter()
{
if (this.H264DecoderDevice == null)
//if (this.H264DecoderDevice != null || !isH264ElecardSpecialMode)
{
this.mpeg2VideoStreamAnalyzer = (IBaseFilter)new Mpeg2VideoStreamAnalyzer();
int hr = this.graphBuilder.AddFilter(this.mpeg2VideoStreamAnalyzer, "MPEG-2 Video Analyzer");
DsError.ThrowExceptionForHR(hr);
}
}