/* * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.sun.media.sound;  import javax.sound.sampled.AudioFileFormat;import javax.sound.sampled.AudioFormat;  /** * AU file format. * * @author Jan Borgersen */ class AuFileFormat extends AudioFileFormat {     // magic numbers    static final int AU_SUN_MAGIC =     0x2e736e64;    static final int AU_SUN_INV_MAGIC = 0x646e732e;    static final int AU_DEC_MAGIC =         0x2e736400;    static final int AU_DEC_INV_MAGIC = 0x0064732e;     // encodings    static final int AU_ULAW_8       = 1;  /* 8-bit ISDN u-law */    static final int AU_LINEAR_8     = 2;  /* 8-bit linear PCM */    static final int AU_LINEAR_16    = 3;  /* 16-bit linear PCM */    static final int AU_LINEAR_24    = 4;  /* 24-bit linear PCM */    static final int AU_LINEAR_32    = 5;  /* 32-bit linear PCM */    static final int AU_FLOAT        = 6;  /* 32-bit IEEE floating point */    static final int AU_DOUBLE       = 7;  /* 64-bit IEEE floating point */    static final int AU_ADPCM_G721   = 23; /* 4-bit CCITT g.721 ADPCM */    static final int AU_ADPCM_G722   = 24; /* CCITT g.722 ADPCM */    static final int AU_ADPCM_G723_3 = 25; /* CCITT g.723 3-bit ADPCM */    static final int AU_ADPCM_G723_5 = 26; /* CCITT g.723 5-bit ADPCM */    static final int AU_ALAW_8       = 27; /* 8-bit ISDN A-law */     static final int AU_HEADERSIZE       = 24;     int auType;     AuFileFormat( AudioFileFormat aff ) {         this( aff.getType(), aff.getByteLength(), aff.getFormat(), aff.getFrameLength() );    }     AuFileFormat(AudioFileFormat.Type type, int lengthInBytes, AudioFormat format, int lengthInFrames) {         super(type,lengthInBytes,format,lengthInFrames);         AudioFormat.Encoding encoding = format.getEncoding();         auType = -1;         if( AudioFormat.Encoding.ALAW.equals(encoding) ) {            if( format.getSampleSizeInBits()==8 ) {                auType = AU_ALAW_8;            }        } else if( AudioFormat.Encoding.ULAW.equals(encoding) ) {            if( format.getSampleSizeInBits()==8 ) {                auType = AU_ULAW_8;            }        } else if( AudioFormat.Encoding.PCM_SIGNED.equals(encoding) ) {            if( format.getSampleSizeInBits()==8 ) {                auType = AU_LINEAR_8;            } else if( format.getSampleSizeInBits()==16 ) {                auType = AU_LINEAR_16;            } else if( format.getSampleSizeInBits()==24 ) {                auType = AU_LINEAR_24;            } else if( format.getSampleSizeInBits()==32 ) {                auType = AU_LINEAR_32;            }        }     }     public int getAuType() {         return auType;    } }