TrackExtendsBox.java revision dd9eb897ee7c7b507cbdcf80263bb4b5de6966bf 
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
17package com.coremedia.iso.boxes.fragment;
18
19import com.coremedia.iso.IsoTypeReader;
20import com.coremedia.iso.IsoTypeWriter;
21import com.googlecode.mp4parser.AbstractFullBox;
22
23import 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 */
34public 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