blob: 31a68d4893a504a1c7a88f6af633b7c5d0e91360 [file] [log] [blame]
/* This file was written by Bill Cox in 2011, and is licensed under the Apache
2.0 license. */
package sonic;
import java.io.File;
import java.io.IOException;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.SourceDataLine;
import javax.sound.sampled.UnsupportedAudioFileException;
public class Main {
// Run sonic.
private static void runSonic(
AudioInputStream audioStream,
SourceDataLine line,
float speed,
float pitch,
float rate,
float volume,
boolean emulateChordPitch,
int quality,
int sampleRate,
int numChannels) throws IOException
{
Sonic sonic = new Sonic(sampleRate, numChannels);
int bufferSize = line.getBufferSize();
byte inBuffer[] = new byte[bufferSize];
byte outBuffer[] = new byte[bufferSize];
int numRead, numWritten;
sonic.setSpeed(speed);
sonic.setPitch(pitch);
sonic.setRate(rate);
sonic.setVolume(volume);
sonic.setChordPitch(emulateChordPitch);
sonic.setQuality(quality);
do {
numRead = audioStream.read(inBuffer, 0, bufferSize);
if(numRead <= 0) {
sonic.flushStream();
} else {
sonic.writeBytesToStream(inBuffer, numRead);
}
do {
numWritten = sonic.readBytesFromStream(outBuffer, bufferSize);
if(numWritten > 0) {
line.write(outBuffer, 0, numWritten);
}
} while(numWritten > 0);
} while(numRead > 0);
}
public static void main(
String[] argv) throws UnsupportedAudioFileException, IOException, LineUnavailableException
{
float speed = 2.0f;
float pitch = 1.0f;
float rate = 1.0f;
float volume = 1.0f;
boolean emulateChordPitch = false;
int quality = 0;
AudioInputStream stream = AudioSystem.getAudioInputStream(new File("talking.wav"));
AudioFormat format = stream.getFormat();
int sampleRate = (int)format.getSampleRate();
int numChannels = format.getChannels();
SourceDataLine.Info info = new DataLine.Info(SourceDataLine.class, format,
((int)stream.getFrameLength()*format.getFrameSize()));
SourceDataLine line = (SourceDataLine)AudioSystem.getLine(info);
line.open(stream.getFormat());
line.start();
runSonic(stream, line, speed, pitch, rate, volume, emulateChordPitch, quality,
sampleRate, numChannels);
line.drain();
line.stop();
}
}