1/*
2 * Copyright 2008 CoreMedia AG, Hamburg
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;
18
19import com.coremedia.iso.IsoTypeReader;
20import com.coremedia.iso.IsoTypeWriter;
21import com.coremedia.iso.Utf8;
22import com.googlecode.mp4parser.AbstractFullBox;
23
24import java.nio.ByteBuffer;
25
26/**
27 * Used to give information about the performer. Mostly used in confunction with music files.
28 * See 3GPP 26.234 for details.
29 */
30public class PerformerBox extends AbstractFullBox {
31    public static final String TYPE = "perf";
32
33    private String language;
34    private String performer;
35
36    public PerformerBox() {
37        super(TYPE);
38    }
39
40    public String getLanguage() {
41        return language;
42    }
43
44    public String getPerformer() {
45        return performer;
46    }
47
48    public void setLanguage(String language) {
49        this.language = language;
50    }
51
52    public void setPerformer(String performer) {
53        this.performer = performer;
54    }
55
56    protected long getContentSize() {
57        return 6 + Utf8.utf8StringLengthInBytes(performer) + 1;
58    }
59
60    @Override
61    protected void getContent(ByteBuffer byteBuffer) {
62        writeVersionAndFlags(byteBuffer);
63        IsoTypeWriter.writeIso639(byteBuffer, language);
64        byteBuffer.put(Utf8.convert(performer));
65        byteBuffer.put((byte) 0);
66    }
67
68    @Override
69    public void _parseDetails(ByteBuffer content) {
70        parseVersionAndFlags(content);
71        language = IsoTypeReader.readIso639(content);
72        performer = IsoTypeReader.readString(content);
73    }
74
75    public String toString() {
76        return "PerformerBox[language=" + getLanguage() + ";performer=" + getPerformer() + "]";
77    }
78}
79