public int Evaluate(FifoSampleBuffer <TSampleType> dest, FifoSampleBuffer <TSampleType> src)
{
ArrayPtr <TSampleType> pdest;
ArrayPtr <TSampleType> psrc;
int numSrcSamples;
int result;
int numChannels = src.GetChannels();
Debug.Assert(numChannels == dest.GetChannels());
numSrcSamples = src.AvailableSamples;
psrc = src.PtrBegin();
pdest = dest.PtrEnd(numSrcSamples);
result = _firFilter.Evaluate(pdest, psrc, numSrcSamples, numChannels);
src.ReceiveSamples(result);
dest.PutSamples(result);
return(result);
}
