public virtual int hleAudioInputBlocking(int maxSamples, int frequency, TPointer buffer)
{
if (!inputDeviceInitialized)
{
IntBuffer majorVersion = BufferUtils.createIntBuffer(1);
IntBuffer minorVersion = BufferUtils.createIntBuffer(1);
ALC10.alcGetInteger(null, ALC10.ALC_MAJOR_VERSION, majorVersion);
ALC10.alcGetInteger(null, ALC10.ALC_MINOR_VERSION, minorVersion);
Console.WriteLine(string.Format("OpenAL Version {0:D}.{1:D}, extensions {2}", majorVersion.get(0), minorVersion.get(0), ALC10.alcGetString(null, ALC10.ALC_EXTENSIONS)));
inputDevice = ALC11.alcCaptureOpenDevice(null, frequency, AL10.AL_FORMAT_MONO16, 10 * 1024);
if (inputDevice != null)
{
ALC11.alcCaptureStart(inputDevice);
}
else
{
Console.WriteLine(string.Format("No audio input device available, faking."));
}
inputDeviceInitialized = true;
}
blockThreadInput(buffer.Address, maxSamples, frequency);
return(0);
}
public override void stop()
{
if (inputDevice != null)
{
ALC11.alcCaptureCloseDevice(inputDevice);
inputDevice = null;
}
inputDeviceInitialized = false;
captureBuffer = null;
base.stop();
}
protected internal virtual void hleAudioBlockingInput(int threadId, int addr, int samples, int frequency)
{
int availableSamples = hleAudioGetInputLength();
if (log.TraceEnabled)
{
log.trace(string.Format("hleAudioBlockingInput available samples: {0:D} from {1:D}", availableSamples, samples));
}
int bufferBytes = samples << 1;
if (inputDevice == null)
{
// No input device available, fake device input
Memory.Instance.memset(addr, (sbyte)0, bufferBytes);
Modules.ThreadManForUserModule.hleUnblockThread(threadId);
}
else if (availableSamples >= samples)
{
if (captureBuffer == null || captureBuffer.capacity() < bufferBytes)
{
captureBuffer = BufferUtils.createByteBuffer(bufferBytes);
}
else
{
captureBuffer.rewind();
}
ALC11.alcCaptureSamples(inputDevice, captureBuffer, samples);
captureBuffer.rewind();
IMemoryWriter memoryWriter = MemoryWriter.getMemoryWriter(addr, samples, 2);
for (int i = 0; i < samples; i++)
{
short sample = captureBuffer.Short;
memoryWriter.writeNext(sample & 0xFFFF);
}
if (log.TraceEnabled)
{
log.trace(string.Format("hleAudioBlockingInput returning {0:D} samples: {1}", samples, Utilities.getMemoryDump(addr, bufferBytes, 2, 16)));
}
Modules.ThreadManForUserModule.hleUnblockThread(threadId);
}
else
{
blockThreadInput(threadId, addr, samples, frequency, availableSamples);
}
}
