/*
* Copyright (C) 2011 in-somnia
*
* This file is part of JAAD.
*
* JAAD 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 3 of the
* License, or (at your option) any later version.
*
* JAAD 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 library.
* If not, see <http://www.gnu.org/licenses/>.
*/
package net.sourceforge.jaad.mp4.boxes.impl;
import java.io.IOException;
import net.sourceforge.jaad.mp4.MP4InputStream;
import net.sourceforge.jaad.mp4.boxes.FullBox;
/**
* The movie fragment header contains a sequence number, as a safety check. The
* sequence number usually starts at 1 and must increase for each movie fragment
* in the file, in the order in which they occur. This allows readers to verify
* integrity of the sequence; it is an error to construct a file where the
* fragments are out of sequence.
*/
public class MovieFragmentHeaderBox extends FullBox {
private long sequenceNumber;
public MovieFragmentHeaderBox() {
super("Movie Fragment Header Box");
}
@Override
public void decode(MP4InputStream in) throws IOException {
super.decode(in);
sequenceNumber = in.readBytes(4);
}
/**
* The ordinal number of this fragment, in increasing order.
*/
public long getSequenceNumber() {
return sequenceNumber;
}
}