214 lines
8.1 KiB
Java
214 lines
8.1 KiB
Java
/*
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* Copyright (c) 2016, 2017, 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.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import java.util.ArrayList;
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import java.util.List;
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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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import javax.sound.sampled.UnsupportedAudioFileException;
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import javax.sound.sampled.spi.AudioFileWriter;
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import javax.sound.sampled.spi.FormatConversionProvider;
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import static java.util.ServiceLoader.load;
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import static javax.sound.sampled.AudioFileFormat.Type.AIFC;
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import static javax.sound.sampled.AudioFileFormat.Type.AIFF;
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import static javax.sound.sampled.AudioFileFormat.Type.AU;
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import static javax.sound.sampled.AudioFileFormat.Type.SND;
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import static javax.sound.sampled.AudioFileFormat.Type.WAVE;
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import static javax.sound.sampled.AudioSystem.NOT_SPECIFIED;
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/**
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* @test
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* @bug 8038139 8178401
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*/
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public final class FrameLengthAfterConversion {
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/**
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* We will try to use all formats, in this case all our providers will be
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* covered by supported/unsupported formats.
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*/
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private static final List<AudioFormat> formats = new ArrayList<>(23000);
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private static final AudioFormat.Encoding[] encodings = {
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AudioFormat.Encoding.ALAW, AudioFormat.Encoding.ULAW,
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AudioFormat.Encoding.PCM_SIGNED, AudioFormat.Encoding.PCM_UNSIGNED,
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AudioFormat.Encoding.PCM_FLOAT, new AudioFormat.Encoding("Test")
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};
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private static final int[] sampleBits = {
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1, 4, 8, 11, 16, 20, 24, 32
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};
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private static final int[] channels = {
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1, 2, 3, 4, 5
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};
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private static final AudioFileFormat.Type[] types = {
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WAVE, AU, AIFF, AIFC, SND,
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new AudioFileFormat.Type("TestName", "TestExt")
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};
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private static final int FRAME_LENGTH = 10;
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static {
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for (final int sampleSize : sampleBits) {
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for (final int channel : channels) {
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for (final AudioFormat.Encoding enc : encodings) {
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final int frameSize = ((sampleSize + 7) / 8) * channel;
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formats.add(new AudioFormat(enc, 44100, sampleSize, channel,
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frameSize, 44100, true));
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formats.add(new AudioFormat(enc, 44100, sampleSize, channel,
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frameSize, 44100, false));
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}
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}
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}
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}
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public static void main(final String[] args) throws IOException {
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for (final FormatConversionProvider fcp : load(
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FormatConversionProvider.class)) {
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System.out.println("fcp = " + fcp);
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for (final AudioFormat from : formats) {
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for (final AudioFormat to : formats) {
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testAfterConversion(fcp, to, getStream(from, true));
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}
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}
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}
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for (final AudioFileWriter afw : load(AudioFileWriter.class)) {
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System.out.println("afw = " + afw);
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for (final AudioFileFormat.Type type : types) {
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for (final AudioFormat from : formats) {
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testAfterSaveToStream(afw, type, getStream(from, true));
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}
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}
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}
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for (final AudioFileWriter afw : load(AudioFileWriter.class)) {
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System.out.println("afw = " + afw);
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for (final AudioFileFormat.Type type : types) {
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for (final AudioFormat from : formats) {
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testAfterSaveToFile(afw, type, getStream(from, true));
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}
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}
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}
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for (final AudioFileWriter afw : load(AudioFileWriter.class)) {
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System.out.println("afw = " + afw);
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for (final AudioFileFormat.Type type : types) {
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for (final AudioFormat from : formats) {
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testAfterSaveToFile(afw, type, getStream(from, false));
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}
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}
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}
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}
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/**
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* Verifies the frame length after the stream was saved/read to/from
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* stream.
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*/
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private static void testAfterSaveToStream(final AudioFileWriter afw,
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final AudioFileFormat.Type type,
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final AudioInputStream ais)
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throws IOException {
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try {
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final ByteArrayOutputStream out = new ByteArrayOutputStream();
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afw.write(ais, type, out);
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final InputStream input = new ByteArrayInputStream(
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out.toByteArray());
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validate(AudioSystem.getAudioInputStream(input).getFrameLength());
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} catch (IllegalArgumentException | UnsupportedAudioFileException
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ignored) {
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}
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}
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/**
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* Verifies the frame length after the stream was saved/read to/from file.
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*/
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private static void testAfterSaveToFile(final AudioFileWriter afw,
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final AudioFileFormat.Type type,
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AudioInputStream ais)
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throws IOException {
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final File temp = File.createTempFile("sound", ".tmp");
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try {
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afw.write(ais, type, temp);
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ais = AudioSystem.getAudioInputStream(temp);
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final long frameLength = ais.getFrameLength();
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ais.close();
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validate(frameLength);
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} catch (IllegalArgumentException | UnsupportedAudioFileException
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ignored) {
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} finally {
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Files.delete(Paths.get(temp.getAbsolutePath()));
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}
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}
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/**
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* Verifies the frame length after the stream was converted to other
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* stream.
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*
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* @see FormatConversionProvider#getAudioInputStream(AudioFormat,
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* AudioInputStream)
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*/
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private static void testAfterConversion(final FormatConversionProvider fcp,
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final AudioFormat to,
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final AudioInputStream ais) {
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if (fcp.isConversionSupported(to, ais.getFormat())) {
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validate(fcp.getAudioInputStream(to, ais).getFrameLength());
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}
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}
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/**
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* Throws an exception if the frameLength is specified and is not equal to
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* the gold value.
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*/
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private static void validate(final long frameLength) {
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if (frameLength != FRAME_LENGTH) {
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System.err.println("Expected: " + FRAME_LENGTH);
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System.err.println("Actual: " + frameLength);
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throw new RuntimeException();
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}
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}
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private static AudioInputStream getStream(final AudioFormat format,
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final boolean frameLength) {
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final int dataSize = FRAME_LENGTH * format.getFrameSize();
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final InputStream in = new ByteArrayInputStream(new byte[dataSize]);
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if (frameLength) {
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return new AudioInputStream(in, format, FRAME_LENGTH);
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} else {
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return new AudioInputStream(in, format, NOT_SPECIFIED);
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}
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}
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}
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