public void Write(short[] samples)
{
/* TODO: Implement buffering scheme */
lock (waveOpenCloseLock)
{
IntPtr data = Marshal.AllocHGlobal(samples.Length * sizeof(short));
Marshal.Copy(samples, 0, data, samples.Length);
WAVEHDR pwh = new WAVEHDR();
pwh.lpData = data;
pwh.dwBufferLength = (uint)samples.Length * sizeof(short);
pwh.dwFlags = 0;
IntPtr pwhHeader = Marshal.AllocHGlobal(Marshal.SizeOf(pwh));
Marshal.StructureToPtr(pwh, pwhHeader, false);
Debug.WriteLine(waveOutPrepareHeader(hWaveOut, pwhHeader, (uint)Marshal.SizeOf(typeof(WAVEHDR))));
Debug.WriteLine(waveOutWrite(hWaveOut, pwhHeader, (uint)Marshal.SizeOf(typeof(WAVEHDR))));
//while (bufferReleaseQueue.Count > 0)
//{
// ReleaseBuffer();
//}
}
}
private void ReleaseBuffer()
{
IntPtr headerPtr;
Debug.WriteLine("BufferReleaseCount: " + this.bufferReleaseQueue.Count);
lock (this.bufferLock)
{
headerPtr = this.bufferReleaseQueue.Dequeue();
Monitor.Pulse(this.bufferLock);
}
WAVEHDR pwh = (WAVEHDR)Marshal.PtrToStructure(headerPtr, typeof(WAVEHDR));
IntPtr data = pwh.lpData;
Debug.WriteLine(waveOutUnprepareHeader(hWaveOut, headerPtr, (uint)Marshal.SizeOf(typeof(WAVEHDR))));
Marshal.FreeHGlobal(data);
Marshal.FreeHGlobal(headerPtr);
}