/// <summary>
/// Fills recording buffers.
/// </summary>
private void CreateBuffers()
{
while (m_pBuffers.Count < 10)
{
BufferItem bufferItem = new BufferItem(m_pWavDevHandle, m_BufferSize);
m_pBuffers.Add(bufferItem.HeaderHandle.AddrOfPinnedObject().ToInt64(), bufferItem);
bufferItem.Queue(false);
}
}
/// <summary>
/// This method is called when wav device generates some event.
/// </summary>
/// <param name="hdrvr">Handle to the waveform-audio device associated with the callback.</param>
/// <param name="uMsg">Waveform-audio input message.</param>
/// <param name="dwUser">User-instance data specified with waveOutOpen.</param>
/// <param name="dwParam1">Message parameter.</param>
/// <param name="dwParam2">Message parameter.</param>
private void OnWaveInProc(IntPtr hdrvr, int uMsg, IntPtr dwUser, IntPtr dwParam1, IntPtr dwParam2)
{
// NOTE: MSDN warns, we may not call any wave related methods here.
// This may cause deadlock. But MSDN examples do it, probably we can do it too.
if (m_IsDisposed)
{
return;
}
try{
lock (m_pFixWaveInDeadlock)
{
if (uMsg == WavConstants.MM_WIM_DATA)
{
// Free buffer and queue it for reuse.
//ThreadPool.QueueUserWorkItem(new WaitCallback(delegate(object state){
try
{
if (m_IsDisposed)
{
return;
}
BufferItem bufferItem = m_pBuffers[dwParam1.ToInt64()];
OnAudioFrameReceived(bufferItem.EventArgs);
bufferItem.Queue(true);
}
catch (Exception x)
{
Console.WriteLine(x.ToString());
}
//}));
}
}
}
catch {
// We don't care about errors here.
}
}
/// <summary>
/// Fills recording buffers.
/// </summary>
private void CreateBuffers()
{
while(m_pBuffers.Count < 10){
BufferItem bufferItem = new BufferItem(m_pWavDevHandle,m_BufferSize);
m_pBuffers.Add(bufferItem.HeaderHandle.AddrOfPinnedObject().ToInt64(),bufferItem);
bufferItem.Queue(false);
}
}