public void UpScalingTest() { float[] singleChannelSamples = CreateSineWave(1, 22050f); string upscaledFile = DataManagement.PathForDataFile("Test", "upscaled.wav"); IBGCStream stream = new SimpleAudioClip( samples: LinearInterpolation.FactorUpscaler( samples: singleChannelSamples, factor: 2, channels: 1), channels: 1); Assert.IsTrue(WaveEncoding.SaveStream( filepath: upscaledFile, stream: stream, overwrite: true)); }