/*
* Created on Feb 23, 2007
*
* Copyright (c) 2006-2007 P.J.Leonard
*
* http://www.frinika.com
*
* This file is part of Frinika.
*
* Frinika is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* Frinika is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with Frinika; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.frinika.audio.toot;
import uk.org.toot.audio.core.AudioBuffer;
import uk.org.toot.audio.core.AudioProcess;
/**
* A simple AudioProcess that looks for the peak value.
* It is reset when yoiu call getPeak()
* @author pjl
*
*/
public class AudioPeakMonitor implements AudioProcess {
float monitVal = 0.0f;
public float getPeak() {
float t = monitVal;
monitVal = 0.0f;
return t;
}
public void open() {
}
public int processAudio(AudioBuffer buffer) {
int n = buffer.getSampleCount();
int nch = buffer.getChannelCount();
for (int ch=0;ch<nch;ch++) {
float []buff=buffer.getChannel(ch);
for(int i=0;i<n;i++) {
if (Math.abs(buff[i]) > monitVal) monitVal=Math.abs(buff[i]);
}
}
return AUDIO_OK;
}
public void close() {
}
}