1 /*
   2  * Copyright (c) 2001, 2016, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import javax.sound.sampled.AudioFormat;
  25 import javax.sound.sampled.AudioSystem;
  26 import javax.sound.sampled.DataLine;
  27 import javax.sound.sampled.Line;
  28 import javax.sound.sampled.Mixer;
  29 
  30 /**
  31  * @test
  32  * @bug 4469409
  33  * @summary Check that the frame size in the formats returned by lines is
  34  *          correct
  35  */
  36 public class FrameSizeTest {
  37     public static void main(String[] args) throws Exception {
  38         boolean res=true;
  39         Mixer.Info[] mixerInfo = AudioSystem.getMixerInfo();
  40         for (int i = 0; i < mixerInfo.length; i++) {
  41             Mixer mixer = AudioSystem.getMixer(mixerInfo[i]);
  42             System.out.println(mixer);
  43             Line.Info[] lineinfo = mixer.getSourceLineInfo();
  44             for (int j = 0; j < lineinfo.length; j++) {
  45                 System.out.println("  " + lineinfo[j]);
  46                 try {
  47                     AudioFormat[] formats = ((DataLine.Info)lineinfo[j]).getFormats();
  48                     for (int k = 0; k < formats.length; k++) {
  49                         if ( (formats[k].getEncoding().equals(AudioFormat.Encoding.PCM_SIGNED)
  50                               || formats[k].getEncoding().equals(AudioFormat.Encoding.PCM_UNSIGNED))
  51                              && (formats[k].getFrameSize() != AudioSystem.NOT_SPECIFIED)
  52                              && ((formats[k].getSampleSizeInBits() == 16) || (formats[k].getSampleSizeInBits() == 8))
  53                              && ((((formats[k].getSampleSizeInBits() + 7) / 8) * formats[k].getChannels()) != formats[k].getFrameSize())) {
  54                             System.out.println(" # " + formats[k] + ", getFrameSize() wrongly returns"+ formats[k].getFrameSize());
  55                             res=false;
  56                         }
  57                     }
  58                 } catch (ClassCastException e) {
  59                 }
  60             }
  61         }
  62 
  63         if (res) {
  64             System.out.println("Test passed");
  65         } else {
  66             System.out.println("Test failed");
  67             throw new Exception("Test failed");
  68         }
  69     }
  70 }