private int StreamBeginWave(string path, long startFrame)
{
int ercd = -1;
mWaveR = new WavReader();
mBr = new BinaryReader(
File.Open(path, FileMode.Open, FileAccess.Read, FileShare.Read));
bool readSuccess = mWaveR.ReadStreamBegin(mBr, out mPcmData);
if (readSuccess)
{
NumFrames = mWaveR.NumFrames;
if (mWaveR.ReadStreamSkip(mBr, startFrame))
{
ercd = 0;
}
}
return(ercd);
}