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src/java.desktop/share/classes/com/sun/media/sound/WaveFileWriter.java

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   1 /*
   2  * Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 198             fileSize = (int)stream.getFrameLength()*streamFormat.getFrameSize()
 199                 + WaveFileFormat.getHeaderSize(waveType);
 200         } else {
 201             fileSize = AudioSystem.NOT_SPECIFIED;
 202         }
 203 
 204         fileFormat = new WaveFileFormat( AudioFileFormat.Type.WAVE,
 205                                          fileSize,
 206                                          format,
 207                                          (int)stream.getFrameLength() );
 208 
 209         return fileFormat;
 210     }
 211 
 212 
 213     private int writeWaveFile(InputStream in, WaveFileFormat waveFileFormat, OutputStream out) throws IOException {
 214 
 215         int bytesRead = 0;
 216         int bytesWritten = 0;
 217         InputStream fileStream = getFileStream(waveFileFormat, in);
 218         byte buffer[] = new byte[bisBufferSize];
 219         int maxLength = waveFileFormat.getByteLength();
 220 
 221         while( (bytesRead = fileStream.read( buffer )) >= 0 ) {
 222 
 223             if (maxLength>0) {
 224                 if( bytesRead < maxLength ) {
 225                     out.write( buffer, 0, bytesRead );
 226                     bytesWritten += bytesRead;
 227                     maxLength -= bytesRead;
 228                 } else {
 229                     out.write( buffer, 0, maxLength );
 230                     bytesWritten += maxLength;
 231                     maxLength = 0;
 232                     break;
 233                 }
 234             } else {
 235                 out.write( buffer, 0, bytesRead );
 236                 bytesWritten += bytesRead;
 237             }
 238         }


   1 /*
   2  * Copyright (c) 1999, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 198             fileSize = (int)stream.getFrameLength()*streamFormat.getFrameSize()
 199                 + WaveFileFormat.getHeaderSize(waveType);
 200         } else {
 201             fileSize = AudioSystem.NOT_SPECIFIED;
 202         }
 203 
 204         fileFormat = new WaveFileFormat( AudioFileFormat.Type.WAVE,
 205                                          fileSize,
 206                                          format,
 207                                          (int)stream.getFrameLength() );
 208 
 209         return fileFormat;
 210     }
 211 
 212 
 213     private int writeWaveFile(InputStream in, WaveFileFormat waveFileFormat, OutputStream out) throws IOException {
 214 
 215         int bytesRead = 0;
 216         int bytesWritten = 0;
 217         InputStream fileStream = getFileStream(waveFileFormat, in);
 218         byte[] buffer = new byte[bisBufferSize];
 219         int maxLength = waveFileFormat.getByteLength();
 220 
 221         while( (bytesRead = fileStream.read( buffer )) >= 0 ) {
 222 
 223             if (maxLength>0) {
 224                 if( bytesRead < maxLength ) {
 225                     out.write( buffer, 0, bytesRead );
 226                     bytesWritten += bytesRead;
 227                     maxLength -= bytesRead;
 228                 } else {
 229                     out.write( buffer, 0, maxLength );
 230                     bytesWritten += maxLength;
 231                     maxLength = 0;
 232                     break;
 233                 }
 234             } else {
 235                 out.write( buffer, 0, bytesRead );
 236                 bytesWritten += bytesRead;
 237             }
 238         }


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