1dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu/* 2dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * Copyright 2008 CoreMedia AG, Hamburg 3dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * 4dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * Licensed under the Apache License, Version 2.0 (the License); 5dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * you may not use this file except in compliance with the License. 6dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * You may obtain a copy of the License at 7dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * 8dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * http://www.apache.org/licenses/LICENSE-2.0 9dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * 10dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * Unless required by applicable law or agreed to in writing, software 11dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * distributed under the License is distributed on an AS IS BASIS, 12dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * See the License for the specific language governing permissions and 14dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * limitations under the License. 15dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu */ 16dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 17dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhupackage com.coremedia.iso.boxes; 18dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 19dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport com.coremedia.iso.IsoTypeReader; 20dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport com.coremedia.iso.IsoTypeWriter; 21dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport com.coremedia.iso.Utf8; 22dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport com.googlecode.mp4parser.AbstractFullBox; 23dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 24dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport java.nio.ByteBuffer; 25dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 26dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu/** 27dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * Used to give information about the performer. Mostly used in confunction with music files. 28dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * See 3GPP 26.234 for details. 29dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu */ 30dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhupublic class PerformerBox extends AbstractFullBox { 31dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public static final String TYPE = "perf"; 32dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 33dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu private String language; 34dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu private String performer; 35dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 36dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public PerformerBox() { 37dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu super(TYPE); 38dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 39dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 40dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public String getLanguage() { 41dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return language; 42dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 43dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 44dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public String getPerformer() { 45dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return performer; 46dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 47dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 48dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void setLanguage(String language) { 49dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu this.language = language; 50dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 51dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 52dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void setPerformer(String performer) { 53dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu this.performer = performer; 54dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 55dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 56dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu protected long getContentSize() { 57dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return 6 + Utf8.utf8StringLengthInBytes(performer) + 1; 58dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 59dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 60dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu @Override 61dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu protected void getContent(ByteBuffer byteBuffer) { 62dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu writeVersionAndFlags(byteBuffer); 63dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu IsoTypeWriter.writeIso639(byteBuffer, language); 64dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu byteBuffer.put(Utf8.convert(performer)); 65dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu byteBuffer.put((byte) 0); 66dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 67dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 68dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu @Override 69dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void _parseDetails(ByteBuffer content) { 70dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu parseVersionAndFlags(content); 71dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu language = IsoTypeReader.readIso639(content); 72dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu performer = IsoTypeReader.readString(content); 73dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 74dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 75dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public String toString() { 76dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return "PerformerBox[language=" + getLanguage() + ";performer=" + getPerformer() + "]"; 77dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 78dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu} 79