public void Close()
{
WaveInRecorder.ThrowOnError(WaveNative.waveInUnprepareHeader(m_WaveIn, ref m_Header, Marshal.SizeOf(m_Header)));
m_HeaderHandle.Free();
m_Header.lpData = IntPtr.Zero;
m_HeaderDataHandle.Free();
}
public WaveInBuffer(IntPtr waveInHandle, int size)
{
m_WaveIn = waveInHandle;
m_HeaderHandle = GCHandle.Alloc(m_Header, GCHandleType.Pinned);
m_Header.dwUser = (IntPtr)GCHandle.Alloc(this);
m_HeaderData = new byte[size];
m_HeaderDataHandle = GCHandle.Alloc(m_HeaderData, GCHandleType.Pinned);
m_Header.lpData = m_HeaderDataHandle.AddrOfPinnedObject();
m_Header.dwBufferLength = size;
WaveInRecorder.ThrowOnError(WaveNative.waveInPrepareHeader(m_WaveIn, ref m_Header, Marshal.SizeOf(m_Header)));
}
public WaveInRecorder(int device, WaveFormat format, int bufferSize, BufferDoneEventHandler doneProc)
{
m_DoneProc = doneProc;
WaveInRecorder.ThrowOnError(WaveNative.waveInOpen(out m_WaveIn, device, format, m_BufferProc, 0, WaveNative.CALLBACK_FUNCTION));
buffer1 = new WaveInBuffer(m_WaveIn, bufferSize);
buffer2 = new WaveInBuffer(m_WaveIn, bufferSize);
buffer1.Record();
buffer2.Record();
m_CurrentBuffer = buffer1;
WaveInRecorder.ThrowOnError(WaveNative.waveInStart(m_WaveIn));
m_Thread = new Thread(new ThreadStart(ThreadProc));
m_Thread.Start();
}
public void Close()
{
m_Finished = true;
WaveInRecorder.ThrowOnError(WaveNative.waveInReset(m_WaveIn));
m_Thread.Join();
m_Thread = null;
m_DoneProc = null;
buffer1.WaitFor();
buffer2.WaitFor();
buffer1.Close();
buffer2.Close();
WaveInRecorder.ThrowOnError(WaveNative.waveInClose(m_WaveIn));
m_WaveIn = IntPtr.Zero;
}
public void Record()
{
m_RecordEvent.Reset();
WaveInRecorder.ThrowOnError(WaveNative.waveInAddBuffer(m_WaveIn, ref m_Header, Marshal.SizeOf(m_Header)));
}