Get.java revision 829:b06c29386f63 
1/*
2 * Copyright 2007 Sun Microsystems, Inc.  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.  Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26/* @test
27   @summary Test SoftAudioBuffer get method */
28
29import javax.sound.midi.Patch;
30import javax.sound.sampled.*;
31
32import com.sun.media.sound.*;
33
34public class Get {
35
36    private static void assertEquals(Object a, Object b) throws Exception
37    {
38        if(!a.equals(b))
39            throw new RuntimeException("assertEquals fails!");
40    }
41
42    private static void assertTrue(boolean value) throws Exception
43    {
44        if(!value)
45            throw new RuntimeException("assertTrue fails!");
46    }
47
48    public static void main(String[] args) throws Exception {
49        AudioFormat frm = new AudioFormat(8000, 16, 1, true, false);
50        SoftAudioBuffer buff = new SoftAudioBuffer(100, frm);
51        float[] ar = buff.array();
52        for (int i = 0; i < ar.length; i++) {
53            if(i % 2 == 0)
54                ar[i] = 1;
55            if(i % 2 == 0)
56                ar[i] = -0.5f;
57        }
58
59        byte[] bbuff = new byte[ar.length*frm.getFrameSize()];
60        buff.get(bbuff, 0);
61        float[] ar2 = new float[ar.length];
62        AudioFloatConverter.getConverter(frm).toFloatArray(bbuff, ar2);
63
64        for (int i = 0; i < ar2.length; i++)
65            if(Math.abs(ar[i] - ar2[i]) > 0.001)
66                throw new Exception("conversion failure!");
67    }
68}
69