public WaveformPcm(RiffWaveRiff aRiffFile)
{
RiffWaveData lRiffWaveData = ( RiffWaveData )aRiffFile.GetChunk(RiffWaveData.ID);
int lPosition = ( int )lRiffWaveData.position;
int lLength = ( int )lRiffWaveData.Size;
RiffWaveFmt_ lRiffWaveFmt_ = ( RiffWaveFmt_ )aRiffFile.GetChunk(RiffWaveFmt_.ID);
int lChannels = lRiffWaveFmt_.channels;
int lSampleRate = ( int )lRiffWaveFmt_.samplesPerSec;
int lSampleBits = lRiffWaveFmt_.bitsPerSample;
int lSamples = lLength / (lSampleBits / 8) / lChannels;
format = new WaweformFormat(lChannels, lSamples, lSampleRate, lSampleBits);
using (FileStream u = new FileStream(aRiffFile.name, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
AByteArray lByteArray = new ByteArrayLittle(u);
data = new WaveformData(format, lByteArray, lPosition);
}
}
public WaveformPcm(FormAiffForm aFormFile)
{
FormAiffSsnd lSsndChunk = ( FormAiffSsnd )aFormFile.GetChunk(FormAiffSsnd.ID);
int lPosition = ( int )(lSsndChunk.position + lSsndChunk.offset + 8);
int lLength = lSsndChunk.dataSize;
FormAiffComm lChunkComm = ( FormAiffComm )aFormFile.GetChunk(FormAiffComm.ID);
int lChannels = lChunkComm.numberOfChannels;
int lSampleRate = ( int )lChunkComm.sampleRate;
int lSampleBits = lChunkComm.bitsPerSamples;
int lSamples = lLength / (lSampleBits / 8) / lChannels;
format = new WaweformFormat(lChannels, lSamples, lSampleRate, lSampleBits);
using (FileStream u = new FileStream(aFormFile.name, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
AByteArray lByteArray = new ByteArrayLittle(u);
data = new WaveformData(format, lByteArray, lPosition);
}
}
