| /* |
| * 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 java.nio.ByteBuffer; |
| |
| /** |
| * The hint media header contains general information, independent of the protocaol, for hint tracks. Resides |
| * in Media Information Box. |
| * |
| * @see com.coremedia.iso.boxes.MediaInformationBox |
| */ |
| public class HintMediaHeaderBox extends AbstractMediaHeaderBox { |
| private int maxPduSize; |
| private int avgPduSize; |
| private long maxBitrate; |
| private long avgBitrate; |
| public static final String TYPE = "hmhd"; |
| |
| public HintMediaHeaderBox() { |
| super(TYPE); |
| } |
| |
| public int getMaxPduSize() { |
| return maxPduSize; |
| } |
| |
| public int getAvgPduSize() { |
| return avgPduSize; |
| } |
| |
| public long getMaxBitrate() { |
| return maxBitrate; |
| } |
| |
| public long getAvgBitrate() { |
| return avgBitrate; |
| } |
| |
| protected long getContentSize() { |
| return 20; |
| } |
| |
| @Override |
| public void _parseDetails(ByteBuffer content) { |
| parseVersionAndFlags(content); |
| maxPduSize = IsoTypeReader.readUInt16(content); |
| avgPduSize = IsoTypeReader.readUInt16(content); |
| maxBitrate = IsoTypeReader.readUInt32(content); |
| avgBitrate = IsoTypeReader.readUInt32(content); |
| IsoTypeReader.readUInt32(content); // reserved! |
| |
| } |
| |
| @Override |
| protected void getContent(ByteBuffer byteBuffer) { |
| writeVersionAndFlags(byteBuffer); |
| IsoTypeWriter.writeUInt16(byteBuffer, maxPduSize); |
| IsoTypeWriter.writeUInt16(byteBuffer, avgPduSize); |
| IsoTypeWriter.writeUInt32(byteBuffer, maxBitrate); |
| IsoTypeWriter.writeUInt32(byteBuffer, avgBitrate); |
| IsoTypeWriter.writeUInt32(byteBuffer, 0); |
| } |
| |
| @Override |
| public String toString() { |
| return "HintMediaHeaderBox{" + |
| "maxPduSize=" + maxPduSize + |
| ", avgPduSize=" + avgPduSize + |
| ", maxBitrate=" + maxBitrate + |
| ", avgBitrate=" + avgBitrate + |
| '}'; |
| } |
| } |