private void OnAudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
int dataSize = sizeof(short);
byte[] interleavedBuffer = new byte[e.SamplesPerBuffer * dataSize * e.InputBuffers.Length];
byte[] inputBuffer = new byte[e.SamplesPerBuffer * dataSize];
for (int i = 0; i < e.InputBuffers.Length; i++)
{
Marshal.Copy(e.InputBuffers[i], inputBuffer, 0, e.SamplesPerBuffer * dataSize); //Copying to managed array for easier access (can
for (int j = 0; j < inputBuffer.Length; j += dataSize)
{
interleavedBuffer[j * e.InputBuffers.Length + i * dataSize] = inputBuffer[j];
interleavedBuffer[j * e.InputBuffers.Length + i * dataSize + 1] = inputBuffer[j + 1];
}
}
waveProvider.AddSamples(interleavedBuffer, 0, interleavedBuffer.Length);
}
private static void OnAsioOutAudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
// fill array with data
e.GetAsInterleavedSamples(samples);
int sample;
int j;
// convert sample to short format
for (int i = 0; i < samples.Length; i++)
{
sample = (int)(samples[i] * Math.Pow(2, 15));
j = i * 2;
sampleBytes[j] = (byte)sample;
sampleBytes[j + 1] = (byte)(sample >> 8);
}
// add short to buffer
bufferedWaveProvider.AddSamples(sampleBytes, 0, sampleBytes.Length);
}
private void OnAsioOutAudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
float[] samplesBuffer = e.GetAsInterleavedSamples();
Console.WriteLine("STARTED");
Console.WriteLine("SAMPLES_PER_BUFFER:" + e.SamplesPerBuffer.ToString());
Console.WriteLine("INPUT_BUFFERS:" + e.InputBuffers.Length);
Console.WriteLine("bytes:" + samplesBuffer.Length);
int channelsCount = this.soundService.getCurrentChannelsCount();
if (this.cbRecordFile.Checked)
{
bool appendToFile = this.isFirstChunk == false;
writeInterleavedSamplesToCSV(samplesBuffer, channelsCount, appendToFile);
}
else
{
for (int i = 0; i < samplesBuffer.Length; i += channelsCount)
{
for (int j = 0; j < channelsCount; j++)
{
Chart chart = this.charts[j];
float signalValue = samplesBuffer[i + j] * Int16.MaxValue;
chart.Invoke((MethodInvoker) delegate {
int maxIndex = (int)chart.ChartAreas[0].AxisX.Maximum;
chart.Series[0].Points.Add(signalValue);
int pointsCount = chart.Series[0].Points.Count;
if (pointsCount >= maxIndex)
{
chart.Series[0].Points.RemoveAt(0);
chart.ResetAutoValues();
}
});
}
}
}
isFirstChunk = false;
Console.WriteLine("HANDLED");
}
private void asioDriver_AudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
var index = 0;
foreach (var input in Sources)
{
if (input.IsMapped)
{
floatBuffer[index] = BufferHelpers.Ensure(floatBuffer[index], e.SamplesPerBuffer);
copySamplesToManagedMemory(index, e);
(input as SignalSource).RaiseBufferReady(
new RoutingEventArgs
{
Index = index,
Format = formatPerLine,
Count = e.SamplesPerBuffer,
Buffer = floatBuffer[index]
});
}
}
}
private void HandleBuffer(object sender, AsioAudioAvailableEventArgs e)
{
/*byte[] buf = new byte[e.SamplesPerBuffer];
* for (int i = 0; i < e.InputBuffers.Length; i++)
* {
* //Marshal.Copy(e.InputBuffers[i], e.OutputBuffers, 0, e.InputBuffers.Length);
* //also tried to upper one but this way i also couldn't hear anything
* Marshal.Copy(e.InputBuffers[i], buf, 0, e.SamplesPerBuffer);
* Marshal.Copy(buf, 0, e.OutputBuffers[i], e.SamplesPerBuffer);
* }
* e.WrittenToOutputBuffers = true;*/
var count = e.GetAsInterleavedSamples(values);
//if (e.AsioSampleType == AsioSampleType.Int32LSB16)
var samples = new Sample[count];
for (var i = 0; i < count; i++)
{
samples[i] = new Sample(new[] { values[i] });
}
sampleQueue.Add(samples);
}
private unsafe void ASIO_AudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
if (inpbuf == null)
{
inpbuf = new float[e.InputBuffers.Length][];
outbuf = new float[e.OutputBuffers.Length][];
for (int i = 0; i < e.OutputBuffers.Length; i++)
{
inpbuf[i] = new float[e.SamplesPerBuffer];
outbuf[i] = new float[e.SamplesPerBuffer];
}
}
if (e.AsioSampleType == NAudio.Wave.Asio.AsioSampleType.Int32LSB)
{
spb = e.SamplesPerBuffer;
ou = e.OutputBuffers;
inp = e.InputBuffers;
for (int i = 0; i < spb; i++)
{
for (int j = 0; j < inp.Length; j++)
{
inpbuf[j][i] = *((int *)inp[j] + i) / (float)int.MaxValue;
}
}
m.Mix(inpbuf, outbuf, spb, ou.Length);
for (int i = 0; i < spb; i++)
{
for (int j = 0; j < ou.Length; j++)
{
*((int *)ou[j] + i) = (int)(outbuf[j][i] * (float)int.MaxValue);
}
}
e.WrittenToOutputBuffers = true;
}
}
private static void OnAsioOutAudioAvailable(object?sender, AsioAudioAvailableEventArgs e)
{
Collection.Add(e.GetAsInterleavedSamples());
}
void asioOut_AudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
var samples = e.GetAsInterleavedSamples();
writer.WriteSamples(samples, 0, samples.Length);
}
private void AsioOut_AudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
throw new NotImplementedException();
}
private void OnAsioAudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
e.GetAsInterleavedSamples(dataSample);
OnDataReceived(dataSample);
}
void OnAsioOutAudioAvailable(object sender, AsioAudioAvailableEventArgs e)
{
inputPatcher.ProcessBuffer(e.InputBuffers, e.OutputBuffers,
e.SamplesPerBuffer, e.AsioSampleType);
e.WrittenToOutputBuffers = true;
}
