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      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 TrackExtendsBox extends FullBox('trex', 0, 0){
     27  * unsigned int(32) track_ID;
     28  * unsigned int(32) default_sample_description_index;
     29  * unsigned int(32) default_sample_duration;
     30  * unsigned int(32) default_sample_size;
     31  * unsigned int(32) default_sample_flags
     32  * }
     33  */
     34 public class TrackExtendsBox extends AbstractFullBox {
     35     public static final String TYPE = "trex";
     36     private long trackId;
     37     private long defaultSampleDescriptionIndex;
     38     private long defaultSampleDuration;
     39     private long defaultSampleSize;
     40     private SampleFlags defaultSampleFlags;
     41 
     42     public TrackExtendsBox() {
     43         super(TYPE);
     44     }
     45 
     46     @Override
     47     protected long getContentSize() {
     48         return 5 * 4 + 4;
     49     }
     50 
     51     @Override
     52     protected void getContent(ByteBuffer byteBuffer) {
     53         writeVersionAndFlags(byteBuffer);
     54         IsoTypeWriter.writeUInt32(byteBuffer, trackId);
     55         IsoTypeWriter.writeUInt32(byteBuffer, defaultSampleDescriptionIndex);
     56         IsoTypeWriter.writeUInt32(byteBuffer, defaultSampleDuration);
     57         IsoTypeWriter.writeUInt32(byteBuffer, defaultSampleSize);
     58         defaultSampleFlags.getContent(byteBuffer);
     59     }
     60 
     61     @Override
     62     public void _parseDetails(ByteBuffer content) {
     63         parseVersionAndFlags(content);
     64         trackId = IsoTypeReader.readUInt32(content);
     65         defaultSampleDescriptionIndex = IsoTypeReader.readUInt32(content);
     66         defaultSampleDuration = IsoTypeReader.readUInt32(content);
     67         defaultSampleSize = IsoTypeReader.readUInt32(content);
     68         defaultSampleFlags = new SampleFlags(content);
     69     }
     70 
     71     public long getTrackId() {
     72         return trackId;
     73     }
     74 
     75     public long getDefaultSampleDescriptionIndex() {
     76         return defaultSampleDescriptionIndex;
     77     }
     78 
     79     public long getDefaultSampleDuration() {
     80         return defaultSampleDuration;
     81     }
     82 
     83     public long getDefaultSampleSize() {
     84         return defaultSampleSize;
     85     }
     86 
     87     public SampleFlags getDefaultSampleFlags() {
     88         return defaultSampleFlags;
     89     }
     90 
     91     public String getDefaultSampleFlagsStr() {
     92         return defaultSampleFlags.toString();
     93     }
     94 
     95     public void setTrackId(long trackId) {
     96         this.trackId = trackId;
     97     }
     98 
     99     public void setDefaultSampleDescriptionIndex(long defaultSampleDescriptionIndex) {
    100         this.defaultSampleDescriptionIndex = defaultSampleDescriptionIndex;
    101     }
    102 
    103     public void setDefaultSampleDuration(long defaultSampleDuration) {
    104         this.defaultSampleDuration = defaultSampleDuration;
    105     }
    106 
    107     public void setDefaultSampleSize(long defaultSampleSize) {
    108         this.defaultSampleSize = defaultSampleSize;
    109     }
    110 
    111     public void setDefaultSampleFlags(SampleFlags defaultSampleFlags) {
    112         this.defaultSampleFlags = defaultSampleFlags;
    113 
    114     }
    115 }
    116