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 SoftTuning load method 26 @modules java.desktop/com.sun.media.sound 27*/ 28 29import java.io.UnsupportedEncodingException; 30 31import javax.sound.midi.MidiUnavailableException; 32import javax.sound.midi.Patch; 33import javax.sound.sampled.*; 34 35import com.sun.media.sound.*; 36 37public class Load6 { 38 39 private static void assertEquals(Object a, Object b) throws Exception 40 { 41 if(!a.equals(b)) 42 throw new RuntimeException("assertEquals fails!"); 43 } 44 45 private static void assertTrue(boolean value) throws Exception 46 { 47 if(!value) 48 throw new RuntimeException("assertTrue fails!"); 49 } 50 51 public static void main(String[] args) throws Exception { 52 // http://www.midi.org/about-midi/tuning_extens.shtml 53 // 0x06 SCALE/OCTAVE TUNING DUMP, 2 byte format 54 SoftTuning tuning = new SoftTuning(); 55 56 byte[] name; 57 name = "Testing123 ".getBytes("ascii"); 58 int[] msg = {0xf0,0x7e,0x7f,0x08,0x06,0,0, 59 name[0],name[1],name[2],name[3],name[4],name[5],name[6], 60 name[7],name[8],name[9],name[10],name[11],name[12],name[13], 61 name[14],name[15], 62 5,10,15,20,25,30,35,40,45,50,51,52, 63 5,10,15,20,25,30,35,40,45,50,51,52, 64 0,0xf7}; 65 // Calc checksum 66 int x = msg[1] & 0xFF; 67 for (int i = 2; i < msg.length - 2; i++) 68 x = x ^ (msg[i] & 0xFF); 69 msg[msg.length-2] = (x & 127); 70 71 int[] oct = {5,10,15,20,25,30,35,40,45,50,51,52,5,10,15,20,25,30,35,40,45,50,51,52}; 72 byte[] bmsg = new byte[msg.length]; 73 for (int i = 0; i < bmsg.length; i++) 74 bmsg[i] = (byte)msg[i]; 75 tuning.load(bmsg); 76 double[] tunings = tuning.getTuning(); 77 for (int i = 0; i < tunings.length; i++) 78 { 79 double c = (oct[(i%12)*2]*128 + oct[(i%12)*2+1] -8192)*(100.0/8192.0); 80 assertTrue(Math.abs(tunings[i]-(i*100 + (c))) < 0.00001); 81 } 82 83 // Check if tuning fails if checksum is wrong 84 msg[msg.length - 2] += 10; 85 for (int i = 0; i < bmsg.length; i++) 86 bmsg[i] = (byte)msg[i]; 87 tuning = new SoftTuning(); 88 tuning.load(bmsg); 89 assertTrue(!tuning.getName().equals("Testing123 ")); 90 } 91} 92