/// <summary>
/// Cleans up any resources being used.
/// </summary>
public void Dispose()
{
if (m_IsDisposed)
{
return;
}
m_IsDisposed = true;
lock (m_pPlayItems) {
try {
// If playing, we need to reset wav device first.
WavMethods.waveOutReset(m_pWavDevHandle);
// If there are unprepared wav headers, we need to unprepare these.
foreach (PlayItem item in m_pPlayItems)
{
WavMethods.waveOutUnprepareHeader(m_pWavDevHandle, item.HeaderHandle.AddrOfPinnedObject(), Marshal.SizeOf(item.Header));
item.Dispose();
}
// Close output device.
WavMethods.waveOutClose(m_pWavDevHandle);
m_pOutDevice = null;
m_pWavDevHandle = IntPtr.Zero;
m_pPlayItems = null;
m_pWaveOutProc = null;
} catch {
}
}
}
/// <summary>
/// Cleans up the first data block in play queue.
/// </summary>
/// <param name="state">User data.</param>
private void OnCleanUpFirstBlock(object state)
{
try{
lock (m_pPlayItems){
PlayItem item = m_pPlayItems[0];
WavMethods.waveOutUnprepareHeader(m_pWavDevHandle, item.HeaderHandle.AddrOfPinnedObject(), Marshal.SizeOf(item.Header));
m_pPlayItems.Remove(item);
m_BytesBuffered -= item.DataSize;
item.Dispose();
}
}
catch {
}
}