XMLMetadataSampleEntry.java

/*
 *  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.sampleentries;

import net.sourceforge.jaad.mp4.MP4InputStream;
import java.io.IOException;

public class XMLMetadataSampleEntry extends MetadataSampleEntry {

	private String namespace, schemaLocation;

	public XMLMetadataSampleEntry() {
		super("XML Metadata Sample Entry");
	}

	@Override
	public void decode(MP4InputStream in) throws IOException {
		super.decode(in);

		namespace = in.readUTFString((int) getLeft(in), MP4InputStream.UTF8);
		schemaLocation = in.readUTFString((int) getLeft(in), MP4InputStream.UTF8);
	}

	/**
	 * Gives the namespace of the schema for the timed XML metadata. This is
	 * needed for identifying the type of metadata, e.g. gBSD or AQoS
	 * (MPEG-21-7) and for decoding using XML aware encoding mechanisms such as
	 * BiM.
	 * @return the namespace
	 */
	public String getNamespace() {
		return namespace;
	}

	/**
	 * Optionally provides an URL to find the schema corresponding to the
	 * namespace. This is needed for decoding of the timed metadata by XML aware
	 * encoding mechanisms such as BiM.
	 * @return the schema's URL
	 */
	public String getSchemaLocation() {
		return schemaLocation;
	}
}