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.
   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 /**
  25  * @test
  26  * @bug 6944033
  27  * @summary Tests that PCM_FLOAT encoding is supported
  28  * @compile -source 1.7 PCM_FLOAT_support.java
  29  * @run main PCM_FLOAT_support
  30  * @author Alex Menkov
  31  *
  32  */
  33 
  34 import javax.sound.sampled.AudioFormat.Encoding;
  35 import javax.sound.sampled.AudioSystem;
  36 
  37 
  38 public class PCM_FLOAT_support {
  39 
  40     static Encoding pcmFloatEnc;
  41 
  42     static boolean testFailed = false;
  43 
  44     public static void main(String[] args) throws Exception {
  45         // 1st checks Encoding.PCM_FLOAT is available
  46         pcmFloatEnc = Encoding.PCM_FLOAT;
  47 
  48         Encoding[] encodings = AudioSystem.getTargetEncodings(pcmFloatEnc);
  49         out("conversion from PCM_FLOAT to " + encodings.length + " encodings:");
  50         for (Encoding e: encodings) {
  51             out("  - " + e);
  52         }
  53         if (encodings.length == 0) {
  54             testFailed = true;
  55         }
  56 
  57         test(Encoding.PCM_SIGNED);
  58         test(Encoding.PCM_UNSIGNED);
  59 
  60         if (testFailed) {
  61             throw new Exception("test failed");
  62         }
  63         out("test passed.");
  64     }
  65 
  66     static void out(String s) {
  67         System.out.println(s);
  68     }
  69 
  70     static boolean test(Encoding enc) {
  71         out("conversion " + enc + " -> PCM_FLOAT:");
  72         Encoding[] encodings = AudioSystem.getTargetEncodings(enc);
  73         for (Encoding e: encodings) {
  74             if (e.equals(pcmFloatEnc)) {
  75                 out("  - OK");
  76                 return true;
  77             }
  78         }
  79         out("  - FAILED (not supported)");
  80         testFailed = true;
  81         return false;
  82     }
  83 
  84 }