/*
* JBoss, Home of Professional Open Source
* Copyright 2011, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.restcomm.media.codec.l16;
import org.restcomm.media.spi.dsp.Codec;
import org.restcomm.media.spi.format.Format;
import org.restcomm.media.spi.format.FormatFactory;
import org.restcomm.media.spi.memory.Frame;
import org.restcomm.media.spi.memory.Memory;
/**
*
* @author oifa yulian
*
*/
public class Encoder implements Codec {
private final static Format l16 = FormatFactory.createAudioFormat("l16", 8000, 16, 1);
private final static Format linear = FormatFactory.createAudioFormat("linear", 8000, 16, 1);
public Frame process(Frame frame) {
Frame res = Memory.allocate(320);
System.arraycopy( frame.getData(), 0, res.getData(), 0, 320 );
res.setOffset(0);
res.setLength(320);
res.setTimestamp(frame.getTimestamp());
res.setDuration(frame.getDuration());
res.setSequenceNumber(frame.getSequenceNumber());
res.setEOM(frame.isEOM());
res.setFormat(l16);
return res;
}
public Format getSupportedInputFormat() {
return linear;
}
public Format getSupportedOutputFormat() {
return l16;
}
}