1 /*
   2  * Copyright (c) 2007, 2013, 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 /* @test
  25    @summary Test SoftAudioBuffer get method */
  26 
  27 import javax.sound.midi.Patch;
  28 import javax.sound.sampled.*;
  29 
  30 import com.sun.media.sound.*;
  31 
  32 public class Get {
  33 
  34     private static void assertEquals(Object a, Object b) throws Exception
  35     {
  36         if(!a.equals(b))
  37             throw new RuntimeException("assertEquals fails!");
  38     }
  39 
  40     private static void assertTrue(boolean value) throws Exception
  41     {
  42         if(!value)
  43             throw new RuntimeException("assertTrue fails!");
  44     }
  45 
  46     public static void main(String[] args) throws Exception {
  47         AudioFormat frm = new AudioFormat(8000, 16, 1, true, false);
  48         SoftAudioBuffer buff = new SoftAudioBuffer(100, frm);
  49         float[] ar = buff.array();
  50         for (int i = 0; i < ar.length; i++) {
  51             if(i % 2 == 0)
  52                 ar[i] = 1;
  53             if(i % 2 == 0)
  54                 ar[i] = -0.5f;
  55         }
  56 
  57         byte[] bbuff = new byte[ar.length*frm.getFrameSize()];
  58         buff.get(bbuff, 0);
  59         float[] ar2 = new float[ar.length];
  60         AudioFloatConverter.getConverter(frm).toFloatArray(bbuff, ar2);
  61 
  62         for (int i = 0; i < ar2.length; i++)
  63             if(Math.abs(ar[i] - ar2[i]) > 0.001)
  64                 throw new Exception("conversion failure!");
  65     }
  66 }