FormatConversionProvider.java revision 2362
2362N/A * Copyright (c) 1999, 2003, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A * A format conversion provider provides format conversion services 0N/A * from one or more input formats to one or more output formats. 0N/A * Converters include codecs, which encode and/or decode audio data, 0N/A * as well as transcoders, etc. Format converters provide methods for 0N/A * determining what conversions are supported and for obtaining an audio 0N/A * stream from which converted data can be read. 0N/A * The source format represents the format of the incoming 0N/A * audio data, which will be converted. 0N/A * The target format represents the format of the processed, converted 0N/A * audio data. This is the format of the data that can be read from 0N/A * the stream returned by one of the <code>getAudioInputStream</code> methods. 0N/A * @author Kara Kytle 0N/A * Obtains the set of source format encodings from which format 0N/A * conversion services are provided by this provider. 0N/A * @return array of source format encodings. If for some reason provider 0N/A * does not provide any conversion services, an array of length 0 is 0N/A * Obtains the set of target format encodings to which format 0N/A * conversion services are provided by this provider. 0N/A * @return array of target format encodings. If for some reason provider 0N/A * does not provide any conversion services, an array of length 0 is 0N/A * Indicates whether the format converter supports conversion from the 0N/A * specified source format encoding. 0N/A * @param sourceEncoding the source format encoding for which support is queried 0N/A * @return <code>true</code> if the encoding is supported, otherwise <code>false</code> 0N/A * Indicates whether the format converter supports conversion to the 0N/A * specified target format encoding. 0N/A * @param targetEncoding the target format encoding for which support is queried 0N/A * @return <code>true</code> if the encoding is supported, otherwise <code>false</code> 0N/A * Obtains the set of target format encodings supported by the format converter 0N/A * given a particular source format. 0N/A * If no target format encodings are supported for this source format, 0N/A * an array of length 0 is returned. 0N/A * @return array of supported target format encodings. 0N/A * Indicates whether the format converter supports conversion to a particular encoding 0N/A * from a particular format. 0N/A * @param targetEncoding desired encoding of the outgoing data 0N/A * @param sourceFormat format of the incoming data 0N/A * @return <code>true</code> if the conversion is supported, otherwise <code>false</code> 0N/A * Obtains the set of target formats with the encoding specified 0N/A * supported by the format converter 0N/A * If no target formats with the specified encoding are supported 0N/A * for this source format, an array of length 0 is returned. 0N/A * @return array of supported target formats. 0N/A * Indicates whether the format converter supports conversion to one 0N/A * particular format from another. 0N/A * @param targetFormat desired format of outgoing data 0N/A * @param sourceFormat format of the incoming data 0N/A * @return <code>true</code> if the conversion is supported, otherwise <code>false</code> 0N/A * Obtains an audio input stream with the specified encoding from the given audio 0N/A * @param targetEncoding desired encoding of the stream after processing 0N/A * @param sourceStream stream from which data to be processed should be read 0N/A * @return stream from which processed data with the specified target encoding may be read 0N/A * @throws IllegalArgumentException if the format combination supplied is 0N/A * Obtains an audio input stream with the specified format from the given audio 0N/A * @param targetFormat desired data format of the stream after processing 0N/A * @param sourceStream stream from which data to be processed should be read 0N/A * @return stream from which processed data with the specified format may be read 0N/A * @throws IllegalArgumentException if the format combination supplied is