All Downloads are FREE. Search and download functionalities are using the official Maven repository.

com.coremedia.iso.boxes.KeywordsBox Maven / Gradle / Ivy

Go to download

A generic parser and writer for all ISO 14496 based files (MP4, Quicktime, DCF, PDCF, ...)

There is a newer version: 1.1.22
Show newest version
/*  
 * 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;

/**
 * 

4cc = "{@value #TYPE}"

* 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(); } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy