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/*
* Copyright 2010 Phil Burk, Mobileer Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.jsyn.util;
import java.io.File;
import java.io.IOException;
import com.jsyn.JSyn;
import com.jsyn.Synthesizer;
import com.jsyn.data.FloatSample;
import com.jsyn.unitgen.LineOut;
import com.jsyn.unitgen.VariableRateDataReader;
import com.jsyn.unitgen.VariableRateMonoReader;
import com.jsyn.unitgen.VariableRateStereoReader;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Play a sample from a WAV file using JSyn.
*
* @author Phil Burk (C) 2010 Mobileer Inc
*/
public class DebugSampleLoader {
private static final Logger LOGGER = LoggerFactory.getLogger(DebugSampleLoader.class);
private Synthesizer synth;
private VariableRateDataReader samplePlayer;
private LineOut lineOut;
private void test() throws IOException {
// File sampleFile = new File("samples/cello_markers.wav");
// File sampleFile = new File("samples/Piano_A440_PT.aif");
File sampleFile = new File("samples/sine_400_loop_i16.wav");
// File sampleFile = new File("samples/TwoDiffPitchedSines_F32_PT.wav");
// File sampleFile = new File("samples/sine_400_u8.aif");
// File sampleFile = new File("samples/sine_400_s8.aif");
// File sampleFile = new File("samples/sine_400_ulaw.aif");
// File sampleFile = new File("samples/sine_400_ulaw.wav");
// File sampleFile = new File("samples/aaClarinet.wav");
// File sampleFile = new File("samples/sine_400_mono.wav");
// File sampleFile = new File("samples/sine_200_300_i16.wav");
// File sampleFile = new File("samples/sine_200_300_i24.wav");
// File sampleFile = new File("samples/M1F1-int16-AFsp.wav");
// File sampleFile = new File("samples/M1F1-int24-AFsp.wav");
// File sampleFile = new File("samples/M1F1-float32-AFsp.wav");
// File sampleFile = new File("samples/M1F1-int16WE-AFsp.wav");
// File sampleFile = new File("samples/M1F1-int24WE-AFsp.wav");
// File sampleFile = new File("samples/M1F1-float32WE-AFsp.wav");
// File sampleFile = new File("samples/sine_200_300_i16.aif");
// File sampleFile = new File("samples/sine_200_300_f32.wavex");
// File sampleFile = new File("samples/Sine32bit.aif");
// File sampleFile = new File("samples/Sine32bit.wav");
// File sampleFile = new File("samples/smartCue.wav");
// URL sampleFile = new URL("http://www.softsynth.com/samples/Clarinet.wav");
synth = JSyn.createSynthesizer();
FloatSample sample;
try {
// Add an output mixer.
synth.add(lineOut = new LineOut());
// Load the sample and display its properties.
SampleLoader.setJavaSoundPreferred(false);
sample = SampleLoader.loadFloatSample(sampleFile);
LOGGER.debug("Sample has: channels = " + sample.getChannelsPerFrame());
LOGGER.debug(" frames = " + sample.getNumFrames());
LOGGER.debug(" rate = " + sample.getFrameRate());
LOGGER.debug(" loopStart = " + sample.getSustainBegin());
LOGGER.debug(" loopEnd = " + sample.getSustainEnd());
if (sample.getChannelsPerFrame() == 1) {
synth.add(samplePlayer = new VariableRateMonoReader());
samplePlayer.output.connect(0, lineOut.input, 0);
} else if (sample.getChannelsPerFrame() == 2) {
synth.add(samplePlayer = new VariableRateStereoReader());
samplePlayer.output.connect(0, lineOut.input, 0);
samplePlayer.output.connect(1, lineOut.input, 1);
} else {
throw new RuntimeException("Can only play mono or stereo samples.");
}
// Start synthesizer using default stereo output at 44100 Hz.
synth.start();
samplePlayer.rate.set(sample.getFrameRate());
// We only need to start the LineOut. It will pull data from the
// sample player.
lineOut.start();
// We can simply queue the entire file.
// Or if it has a loop we can play the loop for a while.
if (sample.getSustainBegin() < 0) {
LOGGER.debug("queue the sample");
samplePlayer.dataQueue.queue(sample);
} else {
LOGGER.debug("queueOn the sample");
samplePlayer.dataQueue.queueOn(sample);
synth.sleepFor(8.0);
LOGGER.debug("queueOff the sample");
samplePlayer.dataQueue.queueOff(sample);
}
// Wait until the sample has finished playing.
do {
synth.sleepFor(1.0);
} while (samplePlayer.dataQueue.hasMore());
} catch (IOException e1) {
e1.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
// Stop everything.
synth.stop();
}
public static void main(String[] args) {
try {
new DebugSampleLoader().test();
} catch (IOException e) {
e.printStackTrace();
}
}
}
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