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 SoftChannel noteOn/noteOff overflow test 26 @modules java.desktop/com.sun.media.sound 27 */ 28 29 import javax.sound.midi.MidiChannel; 30 import javax.sound.midi.VoiceStatus; 31 import javax.sound.sampled.AudioFormat; 32 import javax.sound.sampled.AudioInputStream; 33 34 import com.sun.media.sound.AudioSynthesizer; 35 import com.sun.media.sound.SoftSynthesizer; 36 37 public class NoteOverFlowTest { 38 39 public static void main(String[] args) throws Exception 40 { 41 AudioSynthesizer synth = new SoftSynthesizer(); 42 AudioFormat format = new AudioFormat(44100, 16, 2, true, false); 43 AudioInputStream stream = synth.openStream(format, null); 44 45 // Make all voices busy, e.g. 46 // send midi on and midi off on all available voices 47 MidiChannel ch1 = synth.getChannels()[0]; 48 ch1.programChange(48); // Use contionus instrument like string ensemble 49 for (int i = 0; i < synth.getMaxPolyphony(); i++) { 50 ch1.noteOn(64, 64); 51 ch1.noteOff(64); 52 } 53 54 // Now send single midi on, and midi off message 55 ch1.noteOn(64, 64); 56 ch1.noteOff(64); 57 58 // Read 10 sec from stream, by this time all voices should be inactvie 59 stream.skip(format.getFrameSize() * ((int)(format.getFrameRate() * 20))); 60 61 // If no voice are active, then this test will pass 62 VoiceStatus[] v = synth.getVoiceStatus(); 63 for (int i = 0; i < v.length; i++) { 64 if(v[i].active) 65 { 66 throw new RuntimeException("Not all voices are inactive!"); 67 } 68 } 69 70 // Close the synthesizer after use 71 synth.close(); 72 } 73 }