public virtual void AudioOutSizeTest()
{
int blocksize = _pd.BlockSize;
int ticks = 2;
float[] inBuffer = new float[ticks * _inputs * blocksize];
for (int i = 0; i < inBuffer.Length; i++)
{
inBuffer [i] = i;
}
float[] outBuffer = new float[ticks * _outputs * blocksize];
_pd.Process(ticks, inBuffer, outBuffer);
Assert.AreEqual(ticks * _outputs * blocksize, outBuffer.Length);
}
/// <summary>
/// Let libPd compute data, while the CircularBuffer has less than _minBuffer bytes available.
/// </summary>
void RefillBuffer()
{
while (_circularBuffer.Count < _minBuffer)
{
// Compute audio. Take care of the array sizes for audio in and out.z
_pd.Process(Ticks, new float[0], _pdBuffer);
_circularBuffer.Write(PcmFromFloat(_pdBuffer), 0, _pdBuffer.Length * 4);
}
}
public virtual void FloatFormattingTest()
{
using (Patch patch = _pd.LoadPatch(@"../../test_float.pd")) {
int blocksize = _pd.BlockSize;
int ticks = 2;
float[] inBuffer = new float[ticks * _inputs * blocksize];
for (int i = 0; i < inBuffer.Length; i++)
{
inBuffer [i] = i;
}
_pd.Start();
float[] outBuffer = new float[ticks * _outputs * blocksize];
_pd.Process(ticks, inBuffer, outBuffer);
for (int i = 0; i < outBuffer.Length / 3; i++)
{
Assert.AreEqual(i, outBuffer [3 * i], 0.0001);
Assert.AreEqual(i + 0.5, outBuffer [3 * i + 1], 0.0001);
Assert.AreEqual(0, outBuffer [3 * i + 2], 0.0001);
}
}
}
/// <summary>
/// Function to do the process audio in pure data, pass the input buffers and output buffers.
/// </summary>
/// <param name="length">Size of buffer in unity.</param>
/// <param name="channels">Number of channels ouput of unity.</param>
/// <param name="input">Buffer of input pass to pure data.</param>
/// <returns> Buffer of audio processed from pure data. </returns>
public void Process_Audio(int length, int channels, float[] input, float[] output)
{
PD.Process((int)(length / PD.BlockSize / channels), input, output);
}