1 /* 2 * Copyright 2009 castLabs GmbH, Berlin 3 * 4 * Licensed under the Apache License, Version 2.0 (the License); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an AS IS BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.coremedia.iso.boxes.fragment; 18 19 import com.coremedia.iso.IsoTypeReader; 20 import com.coremedia.iso.IsoTypeWriter; 21 import com.googlecode.mp4parser.AbstractFullBox; 22 23 import java.nio.ByteBuffer; 24 25 /** 26 * aligned(8) class MovieFragmentHeaderBox 27 * extends FullBox('mfhd', 0, 0){ 28 * unsigned int(32) sequence_number; 29 * } 30 */ 31 32 public class MovieFragmentHeaderBox extends AbstractFullBox { 33 public static final String TYPE = "mfhd"; 34 private long sequenceNumber; 35 MovieFragmentHeaderBox()36 public MovieFragmentHeaderBox() { 37 super(TYPE); 38 } 39 getContentSize()40 protected long getContentSize() { 41 return 8; 42 } 43 44 @Override getContent(ByteBuffer byteBuffer)45 protected void getContent(ByteBuffer byteBuffer) { 46 writeVersionAndFlags(byteBuffer); 47 IsoTypeWriter.writeUInt32(byteBuffer, sequenceNumber); 48 } 49 50 51 @Override _parseDetails(ByteBuffer content)52 public void _parseDetails(ByteBuffer content) { 53 parseVersionAndFlags(content); 54 sequenceNumber = IsoTypeReader.readUInt32(content); 55 56 } 57 getSequenceNumber()58 public long getSequenceNumber() { 59 return sequenceNumber; 60 } 61 setSequenceNumber(long sequenceNumber)62 public void setSequenceNumber(long sequenceNumber) { 63 this.sequenceNumber = sequenceNumber; 64 } 65 66 @Override toString()67 public String toString() { 68 return "MovieFragmentHeaderBox{" + 69 "sequenceNumber=" + sequenceNumber + 70 '}'; 71 } 72 } 73