be.tarsos.dsp.wavelet.HaarWaveletFileReader Maven / Gradle / Ivy
/*
* _______ _____ _____ _____
* |__ __| | __ \ / ____| __ \
* | | __ _ _ __ ___ ___ ___| | | | (___ | |__) |
* | |/ _` | '__/ __|/ _ \/ __| | | |\___ \| ___/
* | | (_| | | \__ \ (_) \__ \ |__| |____) | |
* |_|\__,_|_| |___/\___/|___/_____/|_____/|_|
*
* -------------------------------------------------------------
*
* TarsosDSP is developed by Joren Six at IPEM, University Ghent
*
* -------------------------------------------------------------
*
* Info: http://0110.be/tag/TarsosDSP
* Github: https://github.com/JorenSix/TarsosDSP
* Releases: http://0110.be/releases/TarsosDSP/
*
* TarsosDSP includes modified source code by various authors,
* for credits and info, see README.
*
*/
package be.tarsos.dsp.wavelet;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import be.tarsos.dsp.AudioEvent;
import be.tarsos.dsp.AudioProcessor;
public class HaarWaveletFileReader implements AudioProcessor {
private final int compression;
private FileInputStream rawInputStream;
public HaarWaveletFileReader(String fileName, int compression){
this.compression = compression;
try {
this.rawInputStream = new FileInputStream(fileName);
} catch (FileNotFoundException e) {
this.rawInputStream = null;
}
}
@Override
public boolean process(AudioEvent audioEvent) {
float[] audioBuffer = new float[32];
byte[] byteBuffer = new byte[(32-compression)*2];
int placesWithZero = 0;
try {
rawInputStream.read(byteBuffer);
placesWithZero += rawInputStream.read();
placesWithZero += (rawInputStream.read()<<8);
placesWithZero += (rawInputStream.read()<<16);
placesWithZero += (rawInputStream.read()<<24);
} catch (IOException e) {
e.printStackTrace();
}
int byteBufferIndex = 0;
for(int i = 0 ; i < audioBuffer.length ; i++){
if((placesWithZero & (1< 0;
} catch (IOException e) {
e.printStackTrace();
}
return more;
}
@Override
public void processingFinished() {
try {
rawInputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
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