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/*
* Copyright (c) 2015, 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.InputStream;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.spi.FormatConversionProvider;
import static java.util.ServiceLoader.load;
/**
* @test
* @bug 8146144
*/
public final class GetAudioStreamConversionSupported {
static final AudioFormat.Encoding[] encodings = {
AudioFormat.Encoding.ALAW, AudioFormat.Encoding.ULAW,
AudioFormat.Encoding.PCM_SIGNED, AudioFormat.Encoding.PCM_UNSIGNED,
AudioFormat.Encoding.PCM_FLOAT, new AudioFormat.Encoding("Test")
};
public static void main(final String[] args) {
for (final int sampleSize : new int[]{4, 8, 16, 24, 32}) {
for (final AudioFormat.Encoding enc : encodings) {
for (final Boolean endian : new boolean[]{false, true}) {
testAS(enc, endian, sampleSize);
for (final FormatConversionProvider fcp : load
(FormatConversionProvider.class)) {
testFCP(fcp, enc, endian, sampleSize);
}
}
}
}
}
/**
* Tests the part of AudioSystem API, which implemented via
* FormatConversionProvider.
* <p>
* AudioSystem always support conversion to the same encoding/format.
*/
private static void testAS(final AudioFormat.Encoding enc,
final Boolean endian, final int sampleSize) {
final AudioInputStream ais = getStream(enc, endian, sampleSize);
final AudioFormat format = ais.getFormat();
if (!AudioSystem.isConversionSupported(enc, format)) {
throw new RuntimeException("Format: " + format);
}
if (!AudioSystem.isConversionSupported(format, format)) {
throw new RuntimeException("Format: " + format);
}
AudioSystem.getAudioInputStream(enc, ais);
AudioSystem.getAudioInputStream(format, ais);
}
/**
* Tests the FormatConversionProvider API directly.
*/
private static void testFCP(final FormatConversionProvider fcp,
final AudioFormat.Encoding enc,
final Boolean endian, final int sampleSize) {
System.out.println("fcp = " + fcp);
final AudioInputStream ais = getStream(enc, endian, sampleSize);
final AudioFormat frmt = ais.getFormat();
if (fcp.isConversionSupported(enc, frmt)) {
try {
fcp.getAudioInputStream(enc, ais);
} catch (final IllegalArgumentException ex) {
throw new RuntimeException("Format: " + frmt, ex);
}
} else {
try {
fcp.getAudioInputStream(enc, ais);
throw new RuntimeException("Format: " + frmt);
} catch (final IllegalArgumentException ignored) {
}
try {
fcp.getAudioInputStream(frmt, ais);
throw new RuntimeException("Format: " + frmt);
} catch (final IllegalArgumentException ignored) {
}
}
if (fcp.isConversionSupported(frmt, frmt)) {
try {
fcp.getAudioInputStream(enc, ais);
fcp.getAudioInputStream(frmt, ais);
} catch (final IllegalArgumentException ex) {
throw new RuntimeException("Format: " + frmt, ex);
}
} else {
try {
fcp.getAudioInputStream(frmt, ais);
throw new RuntimeException("Format: " + frmt);
} catch (final IllegalArgumentException ignored) {
}
}
}
private static AudioInputStream getStream(final AudioFormat.Encoding enc,
final Boolean end,
final int sampleSize) {
final AudioFormat ftmt
= new AudioFormat(enc, 8000, sampleSize, 1, 1, 8000, end);
final byte[] fakedata = new byte[100];
final InputStream in = new ByteArrayInputStream(fakedata);
return new AudioInputStream(in, ftmt, fakedata.length);
}
}
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