| /* |
| * Copyright (c) 2005, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import javax.sound.sampled.AudioFormat; |
| import javax.sound.sampled.AudioSystem; |
| import javax.sound.sampled.Clip; |
| import javax.sound.sampled.DataLine; |
| |
| /* |
| * @test |
| * @bug 5070081 |
| * @summary Tests that javax.sound.sampled.Clip does not loses position through |
| * stop/start |
| * @key headful |
| */ |
| public class bug5070081 { |
| |
| static AudioFormat format = new AudioFormat(22050, 8, 1, false, false); |
| // create a 3-second file |
| static byte[] soundData = new byte[(int) (format.getFrameRate() * format.getFrameSize() * 3)]; |
| |
| static final int LOOP_COUNT = 5; |
| |
| static boolean test() throws Exception { |
| DataLine.Info info = new DataLine.Info(Clip.class, format); |
| Clip clip = (Clip)AudioSystem.getLine(info); |
| clip.open(format, soundData, 0, soundData.length); |
| |
| boolean bSuccess = true; |
| |
| long nLengthMS = clip.getMicrosecondLength()/1000; |
| |
| System.out.println(" Clip length:"); |
| System.out.println(" frames: " + clip.getFrameLength()); |
| System.out.println(" seconds: " + nLengthMS/1000.0); |
| |
| clip.start(); // start playing |
| Thread.sleep(1000); // wait a sec |
| long time1 = System.currentTimeMillis(); |
| long pos1 = clip.getFramePosition(); // store the position |
| System.out.println(" Position before stop: " + pos1); |
| clip.stop(); // and then stop |
| long pos2 = clip.getFramePosition(); // 2nd try |
| long time2 = System.currentTimeMillis(); |
| System.out.println(" Position after stop: " + pos2); |
| |
| System.out.println(" d(time): " + Math.abs(time2-time1) + " ms;" |
| + "d(clip pos): " + Math.abs(pos2 - pos1) + " ms."); |
| |
| long nDerivation = Math.abs(pos2 - pos1) - Math.abs(time2-time1); |
| // add 50 ms for deviation (delay for stopping and errors due timer precision) |
| if (nDerivation > 50) { |
| System.out.println(" ERROR(1): The deviation is too much: " + nDerivation + " ms"); |
| bSuccess = false; |
| } |
| |
| Thread.sleep(1000); |
| clip.start(); // start again |
| Thread.sleep(100); |
| while(clip.isRunning()); // wait for the sound to finish |
| |
| int nEndPos = clip.getFramePosition(); |
| System.out.println(" Position at end: " + nEndPos); |
| if (nEndPos > clip.getFrameLength()) { |
| System.out.println(" ERROR(2): end position if out of range"); |
| bSuccess = false; |
| } |
| |
| clip.close(); |
| |
| return bSuccess; |
| } |
| |
| public static void main(String[] args) throws Exception { |
| for (int count=1; count <= LOOP_COUNT; count++) |
| { |
| System.out.println("loop " + count + "/" + LOOP_COUNT); |
| if (!test()) |
| { |
| System.out.println("Test FAILED"); |
| throw new RuntimeException("Test FAILED."); |
| } |
| } |
| |
| System.out.println("Test passed sucessfully"); |
| } |
| } |