public WaveInBuffer(IntPtr waveInHandle, int size)
{
m_WaveIn = waveInHandle;
_mHeaderHandle = GCHandle.Alloc(_mHeader, GCHandleType.Pinned);
_mHeader.dwUser = (IntPtr)GCHandle.Alloc(this);
_mHeaderData = new byte[size];
_mHeaderDataHandle = GCHandle.Alloc(_mHeaderData, GCHandleType.Pinned);
_mHeader.lpData = _mHeaderDataHandle.AddrOfPinnedObject();
_mHeader.dwBufferLength = size;
WaveInHelper.Try(WaveNative.waveInPrepareHeader(m_WaveIn, ref _mHeader, Marshal.SizeOf(_mHeader)));
}
public WaveInRecorder(int device, WaveFormat format, int bufferSize, int bufferCount,
BufferDoneEventHandler doneProc)
{
_mDoneProc = doneProc;
WaveInHelper.Try(WaveNative.waveInOpen(out _mWaveIn, device, format, _mBufferProc, 0,
WaveNative.CallbackFunction));
AllocateBuffers(bufferSize, bufferCount);
for (var i = 0; i < bufferCount; i++)
{
SelectNextBuffer();
_mCurrentBuffer.Record();
}
WaveInHelper.Try(WaveNative.waveInStart(_mWaveIn));
_mThread = new Thread(ThreadProc)
{
IsBackground = true
};
_mThread.Start();
}