private void OnBufferDone(WaveOutBuffer buffer)
{
if (playbackState == PlaybackState.Playing)
{
if (!buffer.OnDone())
{
playbackState = PlaybackState.Stopped;
RaisePlaybackStopped();
}
}
}
/// <summary>
/// Initialises the WaveOut device
/// </summary>
/// <param name="waveProvider">Wave provider to play</param>
public void Init(IWaveProvider waveProvider)
{
if (Thread.CurrentThread.ManagedThreadId != waveOutThread.ManagedThreadId)
{
lock (actionQueue)
{
actionQueue.Enqueue(new WaveOutAction(WaveOutFunction.Init, waveStream));
workAvailable.Set();
}
return;
}
waveStream = waveProvider;
int bufferSize = waveProvider.WaveFormat.ConvertLatencyToByteSize(desiredLatency);
//waveStream.GetReadSize((desiredLatency + 2) / 3);
numBuffers = 3;
MmException.Try(
WaveInterop.waveOutOpen(out hWaveOut, (IntPtr) devNumber, waveStream.WaveFormat, callback, IntPtr.Zero,
WaveInterop.CallbackFunction), "waveOutOpen");
buffers = new WaveOutBuffer[numBuffers];
playbackState = PlaybackState.Stopped;
var waveOutLock = new object();
for (int n = 0; n < numBuffers; n++)
{
buffers[n] = new WaveOutBuffer(hWaveOut, bufferSize, waveStream, waveOutLock);
}
}
/// <summary>
/// Initialises the WaveOut device
/// </summary>
/// <param name="waveProvider">WaveProvider to play</param>
public void Init(IWaveProvider waveProvider)
{
waveStream = waveProvider;
int bufferSize =
waveProvider.WaveFormat.ConvertLatencyToByteSize((DesiredLatency + NumberOfBuffers - 1)/NumberOfBuffers);
MmResult result;
lock (waveOutLock)
{
result = callbackInfo.WaveOutOpen(out hWaveOut, DeviceNumber, waveStream.WaveFormat, callback);
}
MmException.Try(result, "waveOutOpen");
buffers = new WaveOutBuffer[NumberOfBuffers];
playbackState = PlaybackState.Stopped;
for (int n = 0; n < NumberOfBuffers; n++)
{
buffers[n] = new WaveOutBuffer(hWaveOut, bufferSize, waveStream, waveOutLock);
}
}