public WaveOutDeviceCapabilities(int device)
{
this._Capabilities = new WAVEOUTCAPS();
int result = waveOutGetDevCaps(device, this._Capabilities, Marshal.SizeOf(this._Capabilities));
if (result != WaveError.MMSYSERR_NOERROR)
{
throw new SoundCoreException(WaveError.GetMessage(result), result);
}
}
public virtual void Play()
{
this._WaitForCompletion.Reset();
// this._PlayEvent.WaitOne();
// this._PlayEvent.Reset();
this._IsPlaying = true;
int result = WaveFormNative.waveOutWrite(this._DeviceHandle, ref this._Header, Marshal.SizeOf(this._Header));
if (result != WaveError.MMSYSERR_NOERROR)
{
throw new SoundCoreException(WaveError.GetMessage(result), result);
}
}
/// <summary>
/// Creates and prepares a WaveOutBuffer.
/// </summary>
/// <param name="device">Handle to WaveOut device to prepare the buffer for</param>
/// <param name="size">Size of the buffer, in bytes</param>
public WaveOutBuffer(WavePlayer player, IntPtr device, int size)
{
if (player == null)
{
throw new ArgumentNullException("player");
}
_Player = player;
if (device == IntPtr.Zero)
{
throw new ArgumentException("Device must be a a valid pointer to a wave out device.", "device");
}
if (size < 1)
{
throw new ArgumentOutOfRangeException("size", size, "Size must be greater than zero.");
}
_Length = size;
_DeviceHandle = device;
// Allocate memory for the buffer, and set up a GCHandle pointed to it.
byte[] buffer = new byte[Length];
_DataHandle = GCHandle.Alloc(buffer, GCHandleType.Pinned);
// Create the header and a GC handle pointed to it.
_Header = new WaveHeader();
_HeaderHandle = GCHandle.Alloc(_Header, GCHandleType.Pinned);
_Header.Data = this.Data;
_Header.BufferLength = Length;
_Header.UserData = (IntPtr)GCHandle.Alloc(this);
_Header.Loops = 0;
_Header.Flags = 0;
int result = WaveFormNative.waveOutPrepareHeader(_DeviceHandle,
ref _Header, Marshal.SizeOf(_Header));
if (result != WaveError.MMSYSERR_NOERROR)
{
throw new SoundCoreException(WaveError.GetMessage(result), result);
}
}
public void Play()
{
#if DEBUG
this._FillCount = 0;
#endif
if (_DataStream != null)
{
_DataStream.Position = _StartPosition;
}
WaveFormatEx format = Format.GetFormat();
int result = WaveFormNative.waveOutOpen(out _DeviceHandle, Device, ref format, _CallBack, 0,
(int)DeviceOpenFlags.CallbackFunction);
if (result != WaveError.MMSYSERR_NOERROR)
{
throw new SoundCoreException(WaveError.GetMessage(result), result);
}
_IsPlaying = true;
AllocateBuffers();
// Perform Initial fill
WaveOutBuffer current = _RootBuffer;
do
{
FillBuffer(current);
current.BufferFilled();
current = current.NextBuffer;
} while (current != _RootBuffer);
_RootBuffer.Play();
//
// _FillThread = new Thread( new ThreadStart( FillProc ) );
//// _FillThread.Priority = ThreadPriority.Highest;
// _FillThread.Start();
//
// _PlayThread = new Thread( new ThreadStart( PlayProc ) );
// _PlayThread.Start();
}
//
// private Stream _DataStream;
//
// public WavePlayer( int device, Stream s )
// {
// if ( s == null )
// throw new ArgumentNullException( "s" );
//
// _DataStream = s;
//
// }
public WavePlayer(int device,
int bufferDataSize, int bufferCount,
WaveFormat format,
WaveBufferEmptyHandler bufferEmptyHandler)
{
if (bufferDataSize <= 0)
{
throw new ArgumentOutOfRangeException("bufferDataSize", bufferDataSize, "bufferDataSize must be greater than 0.");
}
this._BufferDataSize = bufferDataSize;
if (bufferCount <= 0)
{
throw new ArgumentOutOfRangeException("bufferCount", bufferCount, "bufferCount must be greater than 0.");
}
if (format == null)
{
throw new ArgumentNullException("format");
}
WaveFormatEx formatEx = format.GetFormat();
this._BufferCount = 2;
if (bufferEmptyHandler == null)
{
throw new ArgumentNullException("bufferEmptyHandler");
}
this._BufferEmptyHandler = bufferEmptyHandler;
int result = WaveFormNative.waveOutOpen(out _Device,
device,
ref formatEx,
_CallBack,
0,
(int)DeviceOpenFlags.CallbackFunction);
if (result != WaveError.MMSYSERR_NOERROR)
{
throw new SoundCoreException(WaveError.GetMessage(result), result);
}
AllocateBuffers();
_IsPlaying = true;
FillBuffer(_Buffers[0]);
_Buffers[0].Play();
// FillBuffers();
//
// _FillThread = new Thread( new ThreadStart( FillBufferLoop ) );
// _FillThread.Start();
//
// _RootBuffer.Play();
_PlayThread = new Thread(new ThreadStart(PlayLoop));
_PlayThread.Priority = ThreadPriority.Highest;
_PlayThread.Start();
}
