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/* @test
@summary Test SoftLimiter processAudio method */
import javax.sound.midi.MidiUnavailableException;
import javax.sound.midi.Patch;
import javax.sound.sampled.*;
import com.sun.media.sound.*;
public class ProcessAudio_replace_mix_overdrive {
private static void assertEquals(Object a, Object b) throws Exception
{
if(!a.equals(b))
throw new RuntimeException("assertEquals fails!");
}
private static void assertTrue(boolean value) throws Exception
{
if(!value)
throw new RuntimeException("assertTrue fails!");
}
public static void main(String[] args) throws Exception {
SoftSynthesizer synth = new SoftSynthesizer();
synth.openStream(null, null);
SoftAudioBuffer in1 = new SoftAudioBuffer(250, synth.getFormat());
SoftAudioBuffer in2 = new SoftAudioBuffer(250, synth.getFormat());
SoftAudioBuffer out1 = new SoftAudioBuffer(250, synth.getFormat());
SoftAudioBuffer out2 = new SoftAudioBuffer(250, synth.getFormat());
float[] testdata1 = new float[in1.getSize()];
float[] testdata2 = new float[in2.getSize()];
float[] n1a = in1.array();
float[] n2a = in2.array();
float[] out1a = out1.array();
float[] out2a = out2.array();
for (int i = 0; i < n1a.length; i++) {
testdata1[i] = (float)Math.sin(i*0.3)*2.5f;
testdata2[i] = (float)Math.sin(i*0.4)*2.5f;
n1a[i] = testdata1[i];
n2a[i] = testdata2[i];
out1a[i] = 1;
out2a[i] = 1;
}
SoftLimiter limiter = new SoftLimiter();
limiter.init(44100, 147);
limiter.setMixMode(true);
limiter.setInput(0, in1);
limiter.setInput(1, in2);
limiter.setOutput(0, out1);
limiter.setOutput(1, out2);
limiter.processControlLogic();
limiter.processAudio();
limiter.processControlLogic();
limiter.processAudio();
// Limiter should delay audio by one buffer,
// and there should almost no different in output v.s. input
for (int i = 0; i < n1a.length; i++) {
if(Math.abs(out1a[i]-1) > 1.0)
throw new Exception("abs(output)>1");
if(Math.abs(out2a[i]-1) > 1.0)
throw new Exception("abs(output)>1");
}
synth.close();
}
}