| /* |
| * Copyright (c) 2006, 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.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.InputStream; |
| |
| import javax.sound.sampled.AudioFileFormat; |
| import javax.sound.sampled.AudioFormat; |
| import javax.sound.sampled.AudioInputStream; |
| import javax.sound.sampled.AudioSystem; |
| |
| /** |
| * @test |
| * @bug 5001952 |
| * @summary Writing WAVE with big endian data produces corrupt file. WAVE should |
| * always write signed 16-bit, little endian, regardless of the |
| * endianness of the input data. |
| */ |
| public class WaveBigEndian { |
| |
| static boolean failed = false; |
| |
| public static byte[] writeDataAndGetAIS(boolean bigEndian) throws Exception { |
| if (bigEndian) { |
| out("Create WAVE file from big endian data..."); |
| } else { |
| out("Create WAVE file from little endian data..."); |
| } |
| byte[] data = new byte[3000]; |
| for (int i = 0; i < data.length; i+=2) { |
| if (bigEndian) { |
| data[i] = (byte) i; |
| data[i+1] = (byte) (i+1); |
| } else { |
| data[i] = (byte) (i+1); |
| data[i+1] = (byte) i; |
| } |
| } |
| AudioFormat format = new AudioFormat(44100.0f, 16, 1, true, bigEndian); |
| InputStream is = new ByteArrayInputStream(data); |
| AudioInputStream ais = new AudioInputStream(is, format, data.length); |
| ByteArrayOutputStream os = new ByteArrayOutputStream(); |
| int written = AudioSystem.write(ais, AudioFileFormat.Type.WAVE, os); |
| data = os.toByteArray(); |
| out("Wrote "+written+" bytes, got "+data.length+" bytes in written file."); |
| is = new ByteArrayInputStream(data); |
| ais = AudioSystem.getAudioInputStream(is); |
| out("Got AIS with length = "+ais.getFrameLength()+" frames."); |
| return data; |
| } |
| |
| |
| public static void main(String args[]) throws Exception { |
| byte[] data1 = writeDataAndGetAIS(false); |
| byte[] data2 = writeDataAndGetAIS(true); |
| |
| if (data1.length != data2.length) { |
| out("# data1.length != data2.length!"); |
| failed = true; |
| } else { |
| for (int i = 0 ; i < data1.length; i++) { |
| if (data1[i] != data2[i]) { |
| out("# At index "+i+": le="+(data1[i] & 0xFF)+" be="+(data2[i] & 0xFF)+" !"); |
| failed = true; |
| } |
| } |
| } |
| |
| if (failed) throw new Exception("Test FAILED!"); |
| out("Files are identical."); |
| out("test passed"); |
| } |
| |
| static void out(String s) { |
| System.out.println(s); |
| } |
| } |