NewGamePhysics.Utilities.WaveOutPlayer Class Reference

Plays audio via the waveOut device. More...

List of all members.

Public Member Functions
	WaveOutPlayer (WaveFormat format, BufferFillCallback bufferFillCallback)
	Plays audio via waveOut device.
void	Dispose ()
	Dispose of waveOut player.

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Detailed Description

Plays audio via the waveOut device.

Definition at line 464 of file NativeAudio.cs.

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Constructor & Destructor Documentation

NewGamePhysics.Utilities.WaveOutPlayer.WaveOutPlayer	(	WaveFormat	format,
		BufferFillCallback	bufferFillCallback
	)

Plays audio via waveOut device.

Parameters:

	format	Playback format to use.
	bufferFillCallback	The callback delegate which provides sample data.

Definition at line 522 of file NativeAudio.cs.

        {
            // Determine quiet sample value
                        this.zeroSampleValue = format.bitsPerSample == 8 ? (byte)128 : (byte)0;

            // Remember callback
            this.bufferFillCallback = bufferFillCallback;

            // Open wave out device.
            int result = NativeAudioInterface.waveOutOpen(
                out waveOutHandle, 
                -1, 
                format, 
                waveOutProc,
                0, 
                NativeAudioInterface.CALLBACK_FUNCTION);
            if (result != NativeAudioInterface.MMSYSERR_NOERROR)
            {
                throw new ApplicationException("Could not open wave out device. Error: " + result);
            }

            // Allocate sample buffers.
            AllocateBuffers();

            // Start thread which provides sample data.
            fillBufferThread = new Thread(new ThreadStart(WaveOutPlayerThread));
            fillBufferThread.Start();
        }

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Member Function Documentation

void NewGamePhysics.Utilities.WaveOutPlayer.Dispose

(

)

Dispose of waveOut player.

Definition at line 564 of file NativeAudio.cs.

        {
            if (fillBufferThread != null)
            {
                try
                {
                    finished = true;
                    if (waveOutHandle != IntPtr.Zero)
                    {
                        NativeAudioInterface.waveOutReset(waveOutHandle);
                    }

                    fillBufferThread.Join();
                    bufferFillCallback = null;
                    FreeBuffers();
                    if (waveOutHandle != IntPtr.Zero)
                    {
                        NativeAudioInterface.waveOutClose(waveOutHandle);
                    }
                }
                finally
                {
                    fillBufferThread = null;
                    waveOutHandle = IntPtr.Zero;
                }
            }

            GC.SuppressFinalize(this);
        }

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The documentation for this class was generated from the following file:

• C:/Users/Andreas Schiffler/Desktop/SVN/NewGamePhysics/NewGamePhysics/Utilities/NativeAudio.cs