1 /*
   2  * Copyright (c) 2007, 2015, 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 ModelByteBufferWavetable(ModelByteBuffer, AudioFormat)  method 
  26    @modules java.desktop/com.sun.media.sound
  27 */
  28 
  29 import java.io.ByteArrayOutputStream;
  30 
  31 import javax.sound.sampled.*;
  32 
  33 import com.sun.media.sound.*;
  34 
  35 public class NewModelByteBufferWavetableModelByteBufferAudioFormatFloat {
  36 
  37     static float[] testarray;
  38     static byte[] test_byte_array;
  39     static byte[] test_byte_array_8ext;
  40     static AudioFormat format = new AudioFormat(44100, 16, 1, true, false);
  41     static AudioFormat format24 = new AudioFormat(44100, 24, 1, true, false);
  42     static ModelByteBuffer buffer;
  43     static ModelByteBuffer buffer_wave;
  44     static ModelByteBuffer buffer8;
  45     static ModelByteBuffer buffer16_8;
  46     static ModelByteBuffer buffer24;
  47 
  48     static void setUp() throws Exception {
  49         testarray = new float[1024];
  50         for (int i = 0; i < 1024; i++) {
  51             double ii = i / 1024.0;
  52             ii = ii * ii;
  53             testarray[i] = (float)Math.sin(10*ii*2*Math.PI);
  54             testarray[i] += (float)Math.sin(1.731 + 2*ii*2*Math.PI);
  55             testarray[i] += (float)Math.sin(0.231 + 6.3*ii*2*Math.PI);
  56             testarray[i] *= 0.3;
  57         }
  58         test_byte_array = new byte[testarray.length*2];
  59         AudioFloatConverter.getConverter(format).toByteArray(testarray, test_byte_array);
  60         buffer = new ModelByteBuffer(test_byte_array);
  61 
  62         byte[] test_byte_array2 = new byte[testarray.length*3];
  63         buffer24 = new ModelByteBuffer(test_byte_array2);
  64         test_byte_array_8ext = new byte[testarray.length];
  65         byte[] test_byte_array_8_16 = new byte[testarray.length*2];
  66         AudioFloatConverter.getConverter(format24).toByteArray(testarray, test_byte_array2);
  67         int ix = 0;
  68         int x = 0;
  69         for (int i = 0; i < test_byte_array_8ext.length; i++) {
  70             test_byte_array_8ext[i] = test_byte_array2[ix++];
  71             test_byte_array_8_16[x++] = test_byte_array2[ix++];
  72             test_byte_array_8_16[x++] = test_byte_array2[ix++];
  73         }
  74         buffer16_8 = new ModelByteBuffer(test_byte_array_8_16);
  75         buffer8 = new ModelByteBuffer(test_byte_array_8ext);
  76 
  77         AudioInputStream ais = new AudioInputStream(buffer.getInputStream(), format, testarray.length);
  78         ByteArrayOutputStream baos = new ByteArrayOutputStream();
  79         AudioSystem.write(ais, AudioFileFormat.Type.WAVE, baos);
  80         buffer_wave = new ModelByteBuffer(baos.toByteArray());
  81     }
  82 
  83     public static void main(String[] args) throws Exception {
  84 
  85         setUp();
  86 
  87         ModelByteBufferWavetable wavetable = new ModelByteBufferWavetable(buffer,format);
  88         if(wavetable.getBuffer() != buffer)
  89             throw new RuntimeException("wavetable.getBuffer() incorrect!");
  90         if(!wavetable.getFormat().matches(format))
  91             throw new RuntimeException("wavetable.getFormat() incorrect!");
  92     }
  93 
  94 }