| /* |
| * Copyright 2008 CoreMedia AG, Hamburg |
| * |
| * Licensed under the Apache License, Version 2.0 (the License); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an AS IS BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.coremedia.iso.boxes; |
| |
| import com.coremedia.iso.IsoTypeReader; |
| import com.coremedia.iso.IsoTypeWriter; |
| import com.coremedia.iso.Utf8; |
| import com.googlecode.mp4parser.AbstractFullBox; |
| |
| import java.nio.ByteBuffer; |
| |
| /** |
| * List of keywords according to 3GPP 26.244. |
| */ |
| public class KeywordsBox extends AbstractFullBox { |
| public static final String TYPE = "kywd"; |
| |
| private String language; |
| private String[] keywords; |
| |
| public KeywordsBox() { |
| super(TYPE); |
| } |
| |
| public String getLanguage() { |
| return language; |
| } |
| |
| public String[] getKeywords() { |
| return keywords; |
| } |
| |
| public void setLanguage(String language) { |
| this.language = language; |
| } |
| |
| public void setKeywords(String[] keywords) { |
| this.keywords = keywords; |
| } |
| |
| protected long getContentSize() { |
| long contentSize = 7; |
| for (String keyword : keywords) { |
| contentSize += 1 + Utf8.utf8StringLengthInBytes(keyword) + 1; |
| } |
| return contentSize; |
| } |
| |
| @Override |
| public void _parseDetails(ByteBuffer content) { |
| parseVersionAndFlags(content); |
| language = IsoTypeReader.readIso639(content); |
| int keywordCount = IsoTypeReader.readUInt8(content); |
| keywords = new String[keywordCount]; |
| for (int i = 0; i < keywordCount; i++) { |
| IsoTypeReader.readUInt8(content); |
| keywords[i] = IsoTypeReader.readString(content); |
| } |
| } |
| |
| @Override |
| protected void getContent(ByteBuffer byteBuffer) { |
| writeVersionAndFlags(byteBuffer); |
| IsoTypeWriter.writeIso639(byteBuffer, language); |
| IsoTypeWriter.writeUInt8(byteBuffer, keywords.length); |
| for (String keyword : keywords) { |
| IsoTypeWriter.writeUInt8(byteBuffer, Utf8.utf8StringLengthInBytes(keyword) + 1); |
| byteBuffer.put(Utf8.convert(keyword)); |
| } |
| } |
| |
| public String toString() { |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append("KeywordsBox[language=").append(getLanguage()); |
| for (int i = 0; i < keywords.length; i++) { |
| buffer.append(";keyword").append(i).append("=").append(keywords[i]); |
| } |
| buffer.append("]"); |
| return buffer.toString(); |
| } |
| } |