/// <summary>creates a new wavebuffer</summary>
/// <param name="hWaveOut">WaveOut device to write to</param>
/// <param name="bufferSize">Buffer size in bytes</param>
/// <param name="bufferFillStream">Stream to provide more data</param>
/// <param name="waveOutLock">Lock to protect WaveOut API's from being called on >1 thread</param>
public MyBuffer(
IntPtr hWaveOut,
int bufferSize,
IWaveProvider bufferFillStream,
object waveOutLock)
{
this.bufferSize = bufferSize;
this.buffer = new byte[bufferSize];
this.hBuffer = GCHandle.Alloc((object)this.buffer, GCHandleType.Pinned);
this.hWaveOut = hWaveOut;
this.waveStream = bufferFillStream;
this.waveOutLock = waveOutLock;
this.header = new WaveHeader();
this.hHeader = GCHandle.Alloc((object)this.header, GCHandleType.Pinned);
this.header.dataBuffer = this.hBuffer.AddrOfPinnedObject();
this.header.bufferLength = bufferSize;
this.header.loops = 1;
this.hThis = GCHandle.Alloc((object)this);
this.header.userData = (IntPtr)this.hThis;
lock (waveOutLock)
MmException.Try(MyInterop.waveOutPrepareHeader(hWaveOut, this.header, Marshal.SizeOf((object)this.header)), "waveOutPrepareHeader");
}
public static extern MmResult waveInAddBuffer(IntPtr hWaveIn, WaveHeader pwh, int cbwh);
public static extern MmResult waveOutUnprepareHeader(
IntPtr hWaveOut,
WaveHeader lpWaveOutHdr,
int uSize);
public static extern MmResult waveOutWrite(
IntPtr hWaveOut,
WaveHeader lpWaveOutHdr,
int uSize);
public static extern MmResult waveInPrepareHeader(
IntPtr hWaveIn,
WaveHeader lpWaveInHdr,
int uSize);
