jdk/test/javax/sound/sampled/Mixers/DirectSoundRepeatingBuffer/DirectSoundRepeatingBuffer.java
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/sound/sampled/Mixers/DirectSoundRepeatingBuffer/DirectSoundRepeatingBuffer.java Mon Oct 31 14:50:09 2016 +0300
@@ -0,0 +1,156 @@
+/*
+ * Copyright (c) 2004, 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 java.io.IOException;
+
+import javax.sound.sampled.AudioFormat;
+import javax.sound.sampled.AudioSystem;
+import javax.sound.sampled.DataLine;
+import javax.sound.sampled.LineUnavailableException;
+import javax.sound.sampled.Mixer;
+import javax.sound.sampled.SourceDataLine;
+
+/**
+ * This is utility class for Test4997635.
+ */
+public class DirectSoundRepeatingBuffer {
+
+ static int sampleRate = 8000;
+ static double frequency = 1000.0;
+ static double RAD = 2.0 * Math.PI;
+
+ static byte[] audioData = new byte[sampleRate/8];
+ static DataLine.Info info;
+ static SourceDataLine source;
+
+ //static AudioInputStream ais = null;
+ static AudioFormat audioFormat;
+ //static String filename;
+
+ public static void print(String s) {
+ System.out.print(s);
+ }
+ public static void println(String s) {
+ System.out.println(s);
+ }
+
+ public static void key() {
+ println("");
+ print("Press ENTER to continue...");
+ try {
+ System.in.read();
+ } catch (IOException ioe) {
+ }
+ println("");
+ }
+
+ public static void play(Mixer mixer) {
+ int res = 0;
+ try {
+ println("Getting SDL from mixer...");
+ source = (SourceDataLine) mixer.getLine(info);
+ println("Opening SDL...");
+ source.open(audioFormat);
+ println("Writing data to SDL...");
+ source.write(audioData, 0, audioData.length);
+ println("Starting SDL...");
+ source.start();
+ println("Now open your ears:");
+ println("- you should have heard a short tone,");
+ println(" followed by silence.");
+ println("- if after a while you hear repeated tones,");
+ println(" the bug is NOT fixed.");
+ println("- if the program remains silent after the ");
+ println(" initial tone, the bug is fixed.");
+ key();
+ } catch (IllegalArgumentException iae) {
+ println("IllegalArgumentException: "+iae.getMessage());
+ println("Sound device cannot handle this audio format.");
+ println("ERROR: Test environment not correctly set up.");
+ if (source!=null) {
+ source.close();
+ source = null;
+ }
+ return;
+ } catch (LineUnavailableException lue) {
+ println("LineUnavailableException: "+lue.getMessage());
+ println("This is normal for some mixers.");
+ } catch (Exception e) {
+ println("Unexpected Exception: "+e.toString());
+ }
+ if (source != null) {
+ println("Stopping...");
+ source.stop();
+ println("Closing...");
+ source.close();
+ println("Closed.");
+ source = null;
+ }
+ }
+
+ public static void main(String[] args) throws Exception {
+ println("This is an interactive test for DirectAudio.");
+ println("If the tone repeats, the test is failed.");
+ println("");
+ println("Make sure that you have speakers connected");
+ println("and that the system mixer is not muted.");
+ println("");
+ println("Press a key to start the test.");
+ key();
+ Mixer.Info[] mixers=null;
+
+ println(" ...using self-generated sine wave for playback");
+ audioFormat = new AudioFormat((float)sampleRate, 8, 1, true, true);
+ for (int i=0; i<audioData.length; i++) {
+ audioData[i] = (byte)(Math.sin(RAD*frequency/sampleRate*i)*127.0);
+ }
+ info = new DataLine.Info(SourceDataLine.class, audioFormat);
+
+ mixers = AudioSystem.getMixerInfo();
+ int succMixers = 0;
+ for (int i=0; i<mixers.length; i++) {
+ println(""+mixers[i]+":");
+ if ((mixers[i].getName()+mixers[i].getDescription()+mixers[i].getVendor()).indexOf("Direct") < 0) {
+ println(" ->not a DirectAudio Mixer!");
+ } else {
+ try {
+ Mixer mixer = AudioSystem.getMixer(mixers[i]);
+ if (!mixer.isLineSupported(info)) {
+ println(" ->doesn't support SourceDataLine!");
+ } else {
+ succMixers++;
+ println(" -> is getting tested.");
+ play(mixer);
+ }
+ } catch (Exception e) {
+ println(" -> Exception occured: "+e);
+ e.printStackTrace();
+ }
+ }
+ }
+ if (succMixers == 0) {
+ println("No DirectAudio mixers available! ");
+ println("Cannot run test.");
+ }
+ }
+}