NewModelByteBufferWavetableModelByteBuffer.java revision 8729:0242fce0f717
1/* 2 * Copyright (c) 2007, 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) method */ 26 27import java.io.ByteArrayOutputStream; 28 29import javax.sound.sampled.*; 30 31import com.sun.media.sound.*; 32 33public class NewModelByteBufferWavetableModelByteBuffer { 34 35 static float[] testarray; 36 static byte[] test_byte_array; 37 static byte[] test_byte_array_8ext; 38 static AudioFormat format = new AudioFormat(44100, 16, 1, true, false); 39 static AudioFormat format24 = new AudioFormat(44100, 24, 1, true, false); 40 static ModelByteBuffer buffer; 41 static ModelByteBuffer buffer_wave; 42 static ModelByteBuffer buffer8; 43 static ModelByteBuffer buffer16_8; 44 static ModelByteBuffer buffer24; 45 46 static void setUp() throws Exception { 47 testarray = new float[1024]; 48 for (int i = 0; i < 1024; i++) { 49 double ii = i / 1024.0; 50 ii = ii * ii; 51 testarray[i] = (float)Math.sin(10*ii*2*Math.PI); 52 testarray[i] += (float)Math.sin(1.731 + 2*ii*2*Math.PI); 53 testarray[i] += (float)Math.sin(0.231 + 6.3*ii*2*Math.PI); 54 testarray[i] *= 0.3; 55 } 56 test_byte_array = new byte[testarray.length*2]; 57 AudioFloatConverter.getConverter(format).toByteArray(testarray, test_byte_array); 58 buffer = new ModelByteBuffer(test_byte_array); 59 60 byte[] test_byte_array2 = new byte[testarray.length*3]; 61 buffer24 = new ModelByteBuffer(test_byte_array2); 62 test_byte_array_8ext = new byte[testarray.length]; 63 byte[] test_byte_array_8_16 = new byte[testarray.length*2]; 64 AudioFloatConverter.getConverter(format24).toByteArray(testarray, test_byte_array2); 65 int ix = 0; 66 int x = 0; 67 for (int i = 0; i < test_byte_array_8ext.length; i++) { 68 test_byte_array_8ext[i] = test_byte_array2[ix++]; 69 test_byte_array_8_16[x++] = test_byte_array2[ix++]; 70 test_byte_array_8_16[x++] = test_byte_array2[ix++]; 71 } 72 buffer16_8 = new ModelByteBuffer(test_byte_array_8_16); 73 buffer8 = new ModelByteBuffer(test_byte_array_8ext); 74 75 AudioInputStream ais = new AudioInputStream(buffer.getInputStream(), format, testarray.length); 76 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 77 AudioSystem.write(ais, AudioFileFormat.Type.WAVE, baos); 78 buffer_wave = new ModelByteBuffer(baos.toByteArray()); 79 } 80 81 public static void main(String[] args) throws Exception { 82 83 setUp(); 84 85 ModelByteBufferWavetable wavetable = new ModelByteBufferWavetable(buffer_wave); 86 if(wavetable.getBuffer() != buffer_wave) 87 throw new RuntimeException("wavetable.getBuffer() incorrect!"); 88 if(!wavetable.getFormat().matches(format)) 89 throw new RuntimeException("wavetable.getFormat() incorrect!"); 90 } 91 92} 93