/// <summary>
/// Reads bytes from this wave stream
/// </summary>
/// <param name="destBuffer">The destination buffer</param>
/// <param name="offset">Offset into the destination buffer</param>
/// <param name="numBytes">Number of bytes read</param>
/// <returns>Number of bytes read.</returns>
public override int Read(byte[] destBuffer, int offset, int numBytes)
{
lock (lockObject)
{
int bytesWritten = 0;
// 1. fill with silence
if (position < audioStartPosition)
{
bytesWritten = (int)Math.Min(numBytes, audioStartPosition - position);
for (int n = 0; n < bytesWritten; n++)
{
destBuffer[n + offset] = 0;
}
}
if (bytesWritten < numBytes)
{
// don't read too far into source stream
int sourceBytesRequired = (int)Math.Min(
numBytes - bytesWritten,
sourceLengthBytes + sourceOffsetBytes - (sourceStream.Position * bytesPerSample));
int read = sourceStream.Read(destBuffer, bytesWritten + offset, sourceBytesRequired);
bytesWritten += read;
}
// 3. Fill out with zeroes
for (int n = bytesWritten; n < numBytes; n++)
{
destBuffer[offset + n] = 0;
}
position += numBytes;
return(numBytes);
}
}
public CachedSound(Stream audioResource)
{
using (CustomVorbisWaveReader cvwr = new CustomVorbisWaveReader(audioResource))
{
WaveFormat = cvwr.WaveFormat;
List <float> wholeFile = new List <float>((int)(cvwr.Length / 4));
float[] buffer = new float[cvwr.WaveFormat.SampleRate * cvwr.WaveFormat.Channels];
int samplesRead;
while ((samplesRead = cvwr.Read(buffer, 0, buffer.Length)) > 0)
{
wholeFile.AddRange(buffer.Take(samplesRead));
}
AudioData = wholeFile.ToArray();
}
}