97 lines
3.5 KiB
Java
97 lines
3.5 KiB
Java
/*
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* Copyright (c) 2002, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.InputStream;
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import javax.sound.sampled.AudioFileFormat;
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import javax.sound.sampled.AudioFormat;
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import javax.sound.sampled.AudioInputStream;
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import javax.sound.sampled.AudioSystem;
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/**
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* @test
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* @bug 4914639
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* @summary JavaSound writes wrong sample rates to AIFF files
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*/
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public class AiffSampleRate {
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private static final float[] testSampleRates =
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{8000.0F, 8000.0F + 0.011F, 8193.975F, 10000.0F, 11025.0F, 12000.0F,
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16000.0F, 22050.0F, 24000.0F, 32000.0F, 44100.0F - 1.22222F, 44100.0F,
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47888.888F, 48000.0F, 96000.0F, 192000.0F};
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public static void main(String[] args) throws Exception {
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boolean isTestPassed = true;
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out("#4914639: JavaSound writes wrong sample rates to AIFF files");
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for (int i = 0; i < testSampleRates.length; i++) {
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isTestPassed &= testSampleRate(testSampleRates[i]);
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}
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if (isTestPassed) {
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out("Test PASSED.");
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} else {
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throw new Exception("Test FAILED.");
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}
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}
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private static boolean testSampleRate(float sampleRate) {
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boolean result = true;
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try {
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// create AudioInputStream with sample rate of 10000 Hz
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ByteArrayInputStream data = new ByteArrayInputStream(new byte[1]);
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AudioFormat format = new AudioFormat(sampleRate, 8, 1, true, true);
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AudioInputStream stream = new AudioInputStream(data, format, 1);
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// write to AIFF file
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ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
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AudioSystem.write(stream, AudioFileFormat.Type.AIFF, outputStream);
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byte[] fileData = outputStream.toByteArray();
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InputStream inputStream = new ByteArrayInputStream(fileData);
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AudioFileFormat aff = AudioSystem.getAudioFileFormat(inputStream);
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if (! equals(sampleRate, aff.getFormat().getFrameRate())) {
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out("error for sample rate " + sampleRate);
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result = false;
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}
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} catch (Exception e) {
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out(e);
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out("Test NOT FAILED");
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}
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return result;
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}
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private static boolean equals(float f1, float f2) {
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return Math.abs(f2 - f1) < 1.0E-9;
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}
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private static void out(Throwable t) {
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t.printStackTrace(System.out);
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}
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private static void out(String message) {
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System.out.println(message);
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}
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}
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