public void SineWave_1000_samples_500000_iterations_4_channels()
{
var buffers = new[]
{
new float[1000],
new float[1000],
new float[1000],
new float[1000]
};
var target = new SineWave();
target.Format = new WaveFormat(44100, 4);
for (int i = 0; i < 500000; i++)
{
target.Process(buffers, 1000);
}
}
public void TestInitialise()
{
target = new SineWave();
target.Format = new WaveFormat(44100, 2);
}
private void BuildSineWaveChain(WaveFormat stereoFormat)
{
sineWave = new SineWave();
sineWaveNode = new StereoSignalNode(stereoFormat, sineWave);
sineWaveNode.LeftIn.Source = asioInput.Sources.ElementAt(0);
sineWaveNode.RightIn.Source = asioInput.Sources.ElementAt(0);
filter = new ComplexFilter(
stereoFormat,
new BlackmanHarrisWindowFunction(),
new FirFilter());
filter.Filters.Add(new DigitalFilter
{
FilterFunction = new BandStopFilterFunction(),
LowerCutOffFrequency = 10000f,
UpperCutOffFrequency = 12000f
});
stereoFilterNode = new StereoSignalNode(stereoFormat, filter.FilterImplementation);
stereoFilterNode.LeftIn.Source = sineWaveNode.LeftOut;
stereoFilterNode.RightIn.Source = sineWaveNode.RightOut;
fourier = new FourierTransform(
new FastFourierTransformProvider(),
new BlackmanHarrisWindowFunction(),
2048);
fourierNode = new MonoSignalNode(stereoFormat, fourier);
fourier.DataReady += fourierControl.fourier_DataReady;
fourierNode.CentreIn.Source = stereoFilterNode.LeftOut;
asioOutput.Sinks.ElementAt(0).Source = stereoFilterNode.LeftOut;
asioOutput.Sinks.ElementAt(1).Source = stereoFilterNode.RightOut;
}