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/*
* Copyright 2008 CoreMedia AG, Hamburg
*
* Licensed under the Apache License, Version 2.0 (the License);
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.coremedia.iso.boxes;
import com.coremedia.iso.IsoTypeReader;
import com.coremedia.iso.IsoTypeWriter;
import com.googlecode.mp4parser.AbstractBox;
import java.nio.ByteBuffer;
/**
* Contains a reference to a track. The type of the box gives the kind of reference.
*/
public class TrackReferenceTypeBox extends AbstractBox {
public static final String TYPE1 = "hint";
public static final String TYPE2 = "cdsc";
private long[] trackIds;
public TrackReferenceTypeBox(String type) {
super(type);
}
public long[] getTrackIds() {
return trackIds;
}
@Override
public void _parseDetails(ByteBuffer content) {
int count = (int) (content.remaining() / 4);
trackIds = new long[count];
for (int i = 0; i < count; i++) {
trackIds[i] = IsoTypeReader.readUInt32(content);
}
}
@Override
protected void getContent(ByteBuffer byteBuffer) {
for (long trackId : trackIds) {
IsoTypeWriter.writeUInt32(byteBuffer, trackId);
}
}
protected long getContentSize() {
return trackIds.length * 4;
}
public String toString() {
StringBuilder buffer = new StringBuilder();
buffer.append("TrackReferenceTypeBox[type=").append(getType());
for (int i = 0; i < trackIds.length; i++) {
buffer.append(";trackId");
buffer.append(i);
buffer.append("=");
buffer.append(trackIds[i]);
}
buffer.append("]");
return buffer.toString();
}
}
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