public AcmStream(IntPtr driverId, WaveFormat sourceFormat, WaveFilter waveFilter)
{
int num = Math.Max(16384, sourceFormat.AverageBytesPerSecond);
this.sourceFormat = sourceFormat;
num -= num % sourceFormat.BlockAlign;
MmException.Try(AcmInterop.acmDriverOpen(out this.driverHandle, driverId, 0), "acmDriverOpen");
MmException.Try(AcmInterop.acmStreamOpen(out this.streamHandle, this.driverHandle, sourceFormat, sourceFormat, waveFilter, IntPtr.Zero, IntPtr.Zero, AcmStreamOpenFlags.NonRealTime), "acmStreamOpen");
this.streamHeader = new AcmStreamHeader(this.streamHandle, num, this.SourceToDest(num));
}
public AcmStream(WaveFormat sourceFormat, WaveFormat destFormat)
{
try
{
this.streamHandle = IntPtr.Zero;
this.sourceFormat = sourceFormat;
int num = Math.Max(65536, sourceFormat.AverageBytesPerSecond);
num -= num % sourceFormat.BlockAlign;
MmException.Try(AcmInterop.acmStreamOpen(out this.streamHandle, IntPtr.Zero, sourceFormat, destFormat, null, IntPtr.Zero, IntPtr.Zero, AcmStreamOpenFlags.NonRealTime), "acmStreamOpen");
int destBufferLength = this.SourceToDest(num);
this.streamHeader = new AcmStreamHeader(this.streamHandle, num, destBufferLength);
this.driverHandle = IntPtr.Zero;
}
catch
{
this.Dispose();
throw;
}
}
