float[] oafrDataArr = null; // instance buffer
void OnAudioFilterRead(float[] data, int channels)
{
if (result == FMOD.RESULT.OK && openstate == FMOD.OPENSTATE.READY && this.isPlaying && !this.isPaused && !this.finished)
{
if (this.streamDataBytes == null || this.streamDataBytes.Length != (data.Length * 2))
{
LOG(LogLevel.DEBUG, "Alocating new stream buffer of size {0}", data.Length * 2);
this.streamDataBytes = new byte[data.Length * 2];
this.streamDataBytesPinned.Free();
this.streamDataBytesPinned = GCHandle.Alloc(this.streamDataBytes, GCHandleType.Pinned);
this.streamDataBytesPtr = this.streamDataBytesPinned.AddrOfPinnedObject();
}
uint read = 2;
result = this.sound.readData(this.streamDataBytesPtr, (uint)this.streamDataBytes.Length, out read);
// ERRCHECK(result, "OAFR sound.readData", false);
if (result == FMOD.RESULT.OK)
{
if (read > 0)
{
int length = AudioStreamSupport.ByteArrayToFloatArray(this.streamDataBytes, read, ref this.oafrDataArr);
for (int i = 0; i < length; ++i)
{
data[i] += this.oafrDataArr[i];
}
}
else
{
/*
* do not attempt to read from empty buffer again
*/
this.finished = true;
}
}
else
{
/*
* do not attempt to read from buffer with error again
*/
this.finished = true;
}
}
}
float[] oafrDataArr = null; // instance buffer
float[] GetAudioOutputBuffer(uint _len)
{
lock (this.outputBufferLock)
{
// 2 bytes per 1 value - adjust requested length
uint len = _len * 2;
if (len > outputBuffer.Count)
{
return(null);
}
byte[] bArr = outputBuffer.GetRange(0, (int)len).ToArray();
outputBuffer.RemoveRange(0, (int)len);
AudioStreamSupport.ByteArrayToFloatArray(bArr, (uint)bArr.Length, ref oafrDataArr);
return(this.oafrDataArr);
}
}
