static void Main(string[] args)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = CodecFactory.SupportedFilesFilterEn;
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
using (var source = CodecFactory.Instance.GetCodec(openFileDialog.FileName))
{
using (var xaudio2 = XAudio2.CreateXAudio2())
using (var masteringVoice = xaudio2.CreateMasteringVoice())
//ALWAYS create at least one masteringVoice.
using (var streamingSourceVoice = new StreamingSourceVoice(xaudio2, source))
{
StreamingSourceVoiceListener.Default.Add(streamingSourceVoice);
//add the streamingSourceVoice to the default sourcevoicelistener which processes the data requests.
streamingSourceVoice.Start();
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
StreamingSourceVoiceListener.Default.Remove(streamingSourceVoice);
streamingSourceVoice.Stop();
}
}
}
}
private void WorkerProc(object o)
{
const int waitTimeout = 10;
WaitHandle[] waitHandles = {};
StreamingSourceVoice[] itemsCopy = {};
while (!_shutDown)
{
lock (_lockObject)
{
if (_itemsChanged)
{
itemsCopy = _items.ToArray();
waitHandles = itemsCopy.Select(x => x.BufferEndWaitHandle).Cast <WaitHandle>().ToArray();
_itemsChanged = false;
}
}
if (waitHandles.Length == 0)
{
Thread.Sleep(waitTimeout);
continue;
}
int index = WaitHandle.WaitAny(waitHandles, waitTimeout);
if (index == WaitHandle.WaitTimeout)
{
continue;
}
StreamingSourceVoice item = itemsCopy[index]; //todo: make sure that we've got the right item
item.Refill();
}
}
/// <summary>
/// Removes a <see cref="StreamingSourceVoice" /> from the <see cref="StreamingSourceVoiceListener" />.
/// </summary>
/// <param name="streamingSourceVoice">
/// The <see cref="StreamingSourceVoice" /> instance to remove from the
/// <see cref="StreamingSourceVoiceListener" />.
/// </param>
public void Remove(StreamingSourceVoice streamingSourceVoice)
{
if (_items.Contains(streamingSourceVoice))
{
lock (_lockObject)
{
_items.Remove(streamingSourceVoice);
_itemsChanged = true;
}
}
}
public void OpenFile(string filename)
{
Stop();
Vector3 center = new Vector3(0);
_waveSource = CodecFactory.Instance.GetCodec(filename).ToMono();
_masteringVoice = _xaudio2.CreateMasteringVoice(XAudio2.DefaultChannels, XAudio2.DefaultSampleRate);
_streamingSourceVoice = new StreamingSourceVoice(_xaudio2, _waveSource, 150);
object defaultDevice = _xaudio2.DefaultDevice;
ChannelMask channelMask;
if (_xaudio2.Version == XAudio2Version.XAudio2_7)
{
var xaudio27 = (XAudio2_7) _xaudio2;
var deviceDetails = xaudio27.GetDeviceDetails((int) defaultDevice);
channelMask = deviceDetails.OutputFormat.ChannelMask;
_destinationChannels = deviceDetails.OutputFormat.Channels;
}
else
{
channelMask = _masteringVoice.ChannelMask;
_destinationChannels = _masteringVoice.VoiceDetails.InputChannels;
}
_sourceChannels = _waveSource.WaveFormat.Channels;
_x3daudio = new X3DAudioCore(channelMask);
_listener = new Listener()
{
Position = center,
OrientFront = new Vector3(0, 0, 1),
OrientTop = new Vector3(0, 1, 0),
Velocity = new Vector3(0, 0, 0)
};
_emitter = new Emitter()
{
ChannelCount = _sourceChannels,
CurveDistanceScaler = float.MinValue,
OrientFront = new Vector3(0, 0, 1),
OrientTop = new Vector3(0, 1, 0),
Position = new Vector3(0, 0, 0),
Velocity = new Vector3(0, 0, 0)
};
StreamingSourceVoiceListener.Default.Add(_streamingSourceVoice);
_streamingSourceVoice.Start();
_isPlaying = true;
}
/// <summary>
/// Adds a <see cref="StreamingSourceVoice" /> to the <see cref="StreamingSourceVoiceListener" />.
/// </summary>
/// <param name="streamingSourceVoice">
/// The <see cref="StreamingSourceVoice" /> instance to add to the
/// <see cref="StreamingSourceVoiceListener" />.
/// </param>
public void Add(StreamingSourceVoice streamingSourceVoice)
{
if (!_items.Contains(streamingSourceVoice))
{
if (_items.Count > MaxItems) //64 = Max waithandles
{
throw new NotSupportedException("The maximum number of items is limited to 64.");
}
lock (_lockObject)
{
_items.Add(streamingSourceVoice);
_itemsChanged = true;
TryStart();
}
}
}
public void CanPlayWithStreamingSourceVoice()
{
for (int i = 0; i < 20; i++)
{
using (var masteringVoice = _xaudio2.CreateMasteringVoice())
using (var source = GlobalTestConfig.TestWav2S())
using (var pool = new StreamingSourceVoiceListener())
using (var streamingSourceVoice = new StreamingSourceVoice(_xaudio2, source))
{
var stoppedEvent = new ManualResetEvent(false);
streamingSourceVoice.Stopped += (s, e) =>
stoppedEvent.Set();
streamingSourceVoice.Start();
pool.Add(streamingSourceVoice);
Debug.WriteLine("All queued.");
stoppedEvent.WaitOne();
pool.Remove(streamingSourceVoice);
}
Debug.WriteLine("All removed.");
}
}
/// <summary>
/// Adds a <see cref="StreamingSourceVoice" /> to the <see cref="StreamingSourceVoiceListener" />.
/// </summary>
/// <param name="streamingSourceVoice">
/// The <see cref="StreamingSourceVoice" /> instance to add to the
/// <see cref="StreamingSourceVoiceListener" />.
/// </param>
public void Add(StreamingSourceVoice streamingSourceVoice)
{
if (!_items.Contains(streamingSourceVoice))
{
if (_items.Count > MaxItems) //64 = Max waithandles
throw new NotSupportedException("The maximum number of items is limited to 64.");
lock (_lockObject)
{
_items.Add(streamingSourceVoice);
_itemsChanged = true;
TryStart();
}
}
}
/// <summary>
/// Removes a <see cref="StreamingSourceVoice" /> from the <see cref="StreamingSourceVoiceListener" />.
/// </summary>
/// <param name="streamingSourceVoice">
/// The <see cref="StreamingSourceVoice" /> instance to remove from the
/// <see cref="StreamingSourceVoiceListener" />.
/// </param>
public void Remove(StreamingSourceVoice streamingSourceVoice)
{
if (_items.Contains(streamingSourceVoice))
{
lock (_lockObject)
{
_items.Remove(streamingSourceVoice);
_itemsChanged = true;
}
}
}
/// <summary>
/// Plays the wave source.
/// </summary>
/// <param name="waveSource">The WaveSource.</param>
internal void Play(IWaveSource waveSource)
{
var panSource = new PanSource(waveSource);
_panSource = panSource;
_currentWaveSource = panSource.ToWaveSource();
_sourceVoice = StreamingSourceVoice.Create(_xaudio2, _currentWaveSource);
StreamingSourceVoiceListener.Default.Add(_sourceVoice);
_playbackState = PlaybackState.Playing;
IsPlaying = true;
if (PlaybackChanged != null)
PlaybackChanged(this, EventArgs.Empty);
}
