| /* |
| * Copyright (c) 2010, 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. |
| */ |
| |
| /* @test |
| @summary Test AudioFloatInputStream.getFrameLength() returned from |
| ModelByteBufferWavetable openStream method |
| @modules java.desktop/com.sun.media.sound |
| */ |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.nio.file.Files; |
| import java.nio.file.Paths; |
| |
| import javax.sound.sampled.*; |
| |
| import com.sun.media.sound.*; |
| |
| public class OpenStream { |
| |
| static float[] testarray; |
| |
| static byte[] test_byte_array; |
| |
| static byte[] test_byte_array_8ext; |
| |
| static AudioFormat format = new AudioFormat(44100, 16, 1, true, false); |
| |
| static AudioFormat format24 = new AudioFormat(44100, 24, 1, true, false); |
| |
| static ModelByteBuffer buffer; |
| |
| static ModelByteBuffer buffer_wave; |
| |
| static ModelByteBuffer buffer8; |
| |
| static ModelByteBuffer buffer16_8; |
| |
| static ModelByteBuffer buffer24; |
| |
| static File test_file; |
| |
| static ModelByteBuffer buffer_wave_ondisk; |
| |
| static void setUp() throws Exception { |
| testarray = new float[1024]; |
| for (int i = 0; i < 1024; i++) { |
| double ii = i / 1024.0; |
| ii = ii * ii; |
| testarray[i] = (float) Math.sin(10 * ii * 2 * Math.PI); |
| testarray[i] += (float) Math.sin(1.731 + 2 * ii * 2 * Math.PI); |
| testarray[i] += (float) Math.sin(0.231 + 6.3 * ii * 2 * Math.PI); |
| testarray[i] *= 0.3; |
| } |
| test_byte_array = new byte[testarray.length * 2]; |
| AudioFloatConverter.getConverter(format).toByteArray(testarray, |
| test_byte_array); |
| buffer = new ModelByteBuffer(test_byte_array); |
| |
| byte[] test_byte_array2 = new byte[testarray.length * 3]; |
| buffer24 = new ModelByteBuffer(test_byte_array2); |
| test_byte_array_8ext = new byte[testarray.length]; |
| byte[] test_byte_array_8_16 = new byte[testarray.length * 2]; |
| AudioFloatConverter.getConverter(format24).toByteArray(testarray, |
| test_byte_array2); |
| int ix = 0; |
| int x = 0; |
| for (int i = 0; i < test_byte_array_8ext.length; i++) { |
| test_byte_array_8ext[i] = test_byte_array2[ix++]; |
| test_byte_array_8_16[x++] = test_byte_array2[ix++]; |
| test_byte_array_8_16[x++] = test_byte_array2[ix++]; |
| } |
| buffer16_8 = new ModelByteBuffer(test_byte_array_8_16); |
| buffer8 = new ModelByteBuffer(test_byte_array_8ext); |
| |
| AudioInputStream ais = new AudioInputStream(buffer.getInputStream(), |
| format, testarray.length); |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| AudioSystem.write(ais, AudioFileFormat.Type.WAVE, baos); |
| buffer_wave = new ModelByteBuffer(baos.toByteArray()); |
| |
| test_file = File.createTempFile("test", ".raw"); |
| try (FileOutputStream fos = new FileOutputStream(test_file)) { |
| fos.write(baos.toByteArray()); |
| } |
| buffer_wave_ondisk = new ModelByteBuffer(test_file); |
| |
| } |
| |
| static void tearDown() throws Exception { |
| Files.delete(Paths.get(test_file.getAbsolutePath())); |
| } |
| |
| public static void testOpenStream(ModelByteBufferWavetable wavetable) |
| throws Exception { |
| AudioFloatInputStream ais = wavetable.openStream(); |
| long frames = wavetable.getBuffer().capacity() |
| / wavetable.getFormat().getFrameSize(); |
| long framelength = ais.getFrameLength(); |
| ais.close(); |
| if (frames != framelength) { |
| throw new Exception("Incorrect framelength returned (" + frames |
| + " != " + framelength + ")"); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| |
| setUp(); |
| |
| try { |
| testOpenStream(new ModelByteBufferWavetable(buffer, format)); |
| testOpenStream(new ModelByteBufferWavetable(buffer_wave, format)); |
| testOpenStream(new ModelByteBufferWavetable(buffer_wave_ondisk, |
| format)); |
| } finally { |
| tearDown(); |
| } |
| |
| } |
| |
| } |