1 /*
   2  * Copyright (c) 2010, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 /**
  27  * @test
  28  * @bug 6944033
  29  * @summary Tests that PCM_FLOAT encoding is supported
  30  * @compile -source 1.7 PCM_FLOAT_support.java
  31  * @run main PCM_FLOAT_support
  32  * @author Alex Menkov
  33  *
  34  */
  35 
  36 import javax.sound.sampled.AudioFormat.Encoding;
  37 import javax.sound.sampled.AudioSystem;
  38 
  39 
  40 public class PCM_FLOAT_support {
  41 
  42     static Encoding pcmFloatEnc;
  43 
  44     static boolean testFailed = false;
  45 
  46     public static void main(String[] args) throws Exception {
  47         // 1st checks Encoding.PCM_FLOAT is available
  48         pcmFloatEnc = Encoding.PCM_FLOAT;
  49 
  50         Encoding[] encodings = AudioSystem.getTargetEncodings(pcmFloatEnc);
  51         out("conversion from PCM_FLOAT to " + encodings.length + " encodings:");
  52         for (Encoding e: encodings) {
  53             out("  - " + e);
  54         }
  55         if (encodings.length == 0) {
  56             testFailed = true;
  57         }
  58 
  59         test(Encoding.PCM_SIGNED);
  60         test(Encoding.PCM_UNSIGNED);
  61 
  62         if (testFailed) {
  63             throw new Exception("test failed");
  64         }
  65         out("test passed.");
  66     }
  67 
  68     static void out(String s) {
  69         System.out.println(s);
  70     }
  71 
  72     static boolean test(Encoding enc) {
  73         out("conversion " + enc + " -> PCM_FLOAT:");
  74         Encoding[] encodings = AudioSystem.getTargetEncodings(enc);
  75         for (Encoding e: encodings) {
  76             if (e.equals(pcmFloatEnc)) {
  77                 out("  - OK");
  78                 return true;
  79             }
  80         }
  81         out("  - FAILED (not supported)");
  82         testFailed = true;
  83         return false;
  84     }
  85 
  86 }