248 lines
9.7 KiB
Java
248 lines
9.7 KiB
Java
/*
|
|
* Copyright (c) 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 javax.sound.sampled.AudioFileFormat;
|
|
import javax.sound.sampled.AudioFormat;
|
|
import javax.sound.sampled.AudioInputStream;
|
|
import javax.sound.sampled.AudioSystem;
|
|
|
|
/**
|
|
* @test
|
|
* @bug 6729836
|
|
*/
|
|
public final class RecognizeHugeAiffFiles {
|
|
|
|
/**
|
|
* The maximum number of sample frames per AIFF specification.
|
|
*/
|
|
private static final /* unsigned int */ long MAX_UNSIGNED_INT = 0xffffffffL;
|
|
|
|
/**
|
|
* The supported aiff sample size in bits.
|
|
*/
|
|
private static final byte[] aiffBits = {
|
|
1, 2, 4, 8, 11, 16, 20, 24, 27, 32
|
|
};
|
|
|
|
/**
|
|
* The list of supported sample rates.
|
|
*/
|
|
private static final int[] sampleRates = {
|
|
8000, 11025, 16000, 22050, 32000, 37800, 44056, 44100, 47250, 48000,
|
|
50000, 50400, 88200, 96000, 176400, 192000, 352800, 2822400,
|
|
5644800, Integer.MAX_VALUE
|
|
};
|
|
|
|
/**
|
|
* The list of supported channels.
|
|
*/
|
|
private static final int[] channels = {
|
|
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
|
|
};
|
|
|
|
/**
|
|
* The list of supported number of frames.
|
|
* <p>
|
|
* The {@code MAX_UNSIGNED_INT} is a maximum.
|
|
*/
|
|
private static final long[] numberOfFrames = {
|
|
0, 1, 2, 3, Integer.MAX_VALUE - 1, Integer.MAX_VALUE,
|
|
(long) Integer.MAX_VALUE + 1, MAX_UNSIGNED_INT - 1, MAX_UNSIGNED_INT
|
|
};
|
|
|
|
public static void main(final String[] args) throws Exception {
|
|
for (final byte bits : aiffBits) {
|
|
for (final int sampleRate : sampleRates) {
|
|
for (final int channel : channels) {
|
|
for (final long dataSize : numberOfFrames) {
|
|
testAFF(bits, sampleRate, channel, dataSize);
|
|
testAIS(bits, sampleRate, channel, dataSize);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Tests the {@code AudioFileFormat} fetched from the fake header.
|
|
* <p>
|
|
* Note that the frameLength and byteLength are stored as int which means
|
|
* that {@code AudioFileFormat} will store the data above {@code MAX_INT} as
|
|
* NOT_SPECIFIED.
|
|
*/
|
|
private static void testAFF(final byte bits, final int rate,
|
|
final int channel, final long frameLength)
|
|
throws Exception {
|
|
final byte[] header = createHeader(bits, rate, channel, frameLength);
|
|
final ByteArrayInputStream fake = new ByteArrayInputStream(header);
|
|
final AudioFileFormat aff = AudioSystem.getAudioFileFormat(fake);
|
|
|
|
if (aff.getType() != AudioFileFormat.Type.AIFF) {
|
|
throw new RuntimeException("Error");
|
|
}
|
|
|
|
if (frameLength <= Integer.MAX_VALUE) {
|
|
if (aff.getFrameLength() != frameLength) {
|
|
System.err.println("Expected: " + frameLength);
|
|
System.err.println("Actual: " + aff.getFrameLength());
|
|
throw new RuntimeException();
|
|
}
|
|
} else {
|
|
if (aff.getFrameLength() != AudioSystem.NOT_SPECIFIED) {
|
|
System.err.println("Expected: " + AudioSystem.NOT_SPECIFIED);
|
|
System.err.println("Actual: " + aff.getFrameLength());
|
|
throw new RuntimeException();
|
|
}
|
|
}
|
|
validateFormat(bits, rate, channel, aff.getFormat());
|
|
}
|
|
|
|
/**
|
|
* Tests the {@code AudioInputStream} fetched from the fake header.
|
|
* <p>
|
|
* Note that the frameLength is stored as long which means that {@code
|
|
* AudioInputStream} must store all possible data from aiff file.
|
|
*/
|
|
private static void testAIS(final byte bits, final int rate,
|
|
final int channel, final long frameLength)
|
|
throws Exception {
|
|
final byte[] header = createHeader(bits, rate, channel, frameLength);
|
|
final ByteArrayInputStream fake = new ByteArrayInputStream(header);
|
|
final AudioInputStream ais = AudioSystem.getAudioInputStream(fake);
|
|
final AudioFormat format = ais.getFormat();
|
|
|
|
if (frameLength != ais.getFrameLength()) {
|
|
System.err.println("Expected: " + frameLength);
|
|
System.err.println("Actual: " + ais.getFrameLength());
|
|
throw new RuntimeException();
|
|
}
|
|
if (ais.available() < 0) {
|
|
System.err.println("available should be >=0: " + ais.available());
|
|
throw new RuntimeException();
|
|
}
|
|
|
|
validateFormat(bits, rate, channel, format);
|
|
}
|
|
|
|
/**
|
|
* Tests that format contains the same data as were provided to the fake
|
|
* stream.
|
|
*/
|
|
private static void validateFormat(final byte bits, final int rate,
|
|
final int channel,
|
|
final AudioFormat format) {
|
|
|
|
if (Float.compare(format.getSampleRate(), rate) != 0) {
|
|
System.err.println("Expected: " + rate);
|
|
System.err.println("Actual: " + format.getSampleRate());
|
|
throw new RuntimeException();
|
|
}
|
|
if (format.getChannels() != channel) {
|
|
System.err.println("Expected: " + channel);
|
|
System.err.println("Actual: " + format.getChannels());
|
|
throw new RuntimeException();
|
|
}
|
|
int frameSize = ((bits + 7) / 8) * channel;
|
|
if (format.getFrameSize() != frameSize) {
|
|
System.out.println("Expected: " + frameSize);
|
|
System.err.println("Actual: " + format.getFrameSize());
|
|
throw new RuntimeException();
|
|
}
|
|
}
|
|
|
|
private static final int DOUBLE_MANTISSA_LENGTH = 52;
|
|
private static final int DOUBLE_EXPONENT_LENGTH = 11;
|
|
private static final long DOUBLE_SIGN_MASK = 0x8000000000000000L;
|
|
private static final long DOUBLE_EXPONENT_MASK = 0x7FF0000000000000L;
|
|
private static final long DOUBLE_MANTISSA_MASK = 0x000FFFFFFFFFFFFFL;
|
|
private static final int DOUBLE_EXPONENT_OFFSET = 1023;
|
|
|
|
private static final int EXTENDED_EXPONENT_OFFSET = 16383;
|
|
private static final int EXTENDED_MANTISSA_LENGTH = 63;
|
|
private static final int EXTENDED_EXPONENT_LENGTH = 15;
|
|
private static final long EXTENDED_INTEGER_MASK = 0x8000000000000000L;
|
|
|
|
/**
|
|
* Creates the custom header of the AIFF file. It is expected that all
|
|
* passed data are supported.
|
|
*/
|
|
private static byte[] createHeader(final byte bits, final int rate,
|
|
final int channel, final long frameLength) {
|
|
long doubleBits = Double.doubleToLongBits(rate);
|
|
|
|
long sign = (doubleBits & DOUBLE_SIGN_MASK)
|
|
>> (DOUBLE_EXPONENT_LENGTH + DOUBLE_MANTISSA_LENGTH);
|
|
long doubleExponent = (doubleBits & DOUBLE_EXPONENT_MASK)
|
|
>> DOUBLE_MANTISSA_LENGTH;
|
|
long doubleMantissa = doubleBits & DOUBLE_MANTISSA_MASK;
|
|
|
|
long extendedExponent = doubleExponent - DOUBLE_EXPONENT_OFFSET
|
|
+ EXTENDED_EXPONENT_OFFSET;
|
|
long extendedMantissa = doubleMantissa
|
|
<< (EXTENDED_MANTISSA_LENGTH - DOUBLE_MANTISSA_LENGTH);
|
|
long extendedSign = sign << EXTENDED_EXPONENT_LENGTH;
|
|
short extendedBits79To64 = (short) (extendedSign | extendedExponent);
|
|
long extendedBits63To0 = EXTENDED_INTEGER_MASK | extendedMantissa;
|
|
|
|
return new byte[]{
|
|
// AIFF_MAGIC
|
|
0x46, 0x4f, 0x52, 0x4d,
|
|
// fileLength (will use the number of frames for testing)
|
|
(byte) (frameLength >> 24), (byte) (frameLength >> 16),
|
|
(byte) (frameLength >> 8), (byte) frameLength,
|
|
// form aiff
|
|
0x41, 0x49, 0x46, 0x46,
|
|
// COMM_MAGIC
|
|
0x43, 0x4f, 0x4d, 0x4d,
|
|
// comm chunk size
|
|
0, 0, 0, 18,
|
|
// channels
|
|
(byte) (channel >> 8),(byte) channel,
|
|
// numSampleFrames
|
|
(byte) (frameLength >> 24), (byte) (frameLength >> 16),
|
|
(byte) (frameLength >> 8), (byte) (frameLength),
|
|
// samplesize
|
|
(byte) (bits >> 8),(byte) (bits),
|
|
// samplerate
|
|
(byte) (extendedBits79To64 >> 8),
|
|
(byte) extendedBits79To64,
|
|
(byte) (extendedBits63To0 >> 56),
|
|
(byte) (extendedBits63To0 >> 48),
|
|
(byte) (extendedBits63To0 >> 40),
|
|
(byte) (extendedBits63To0 >> 32), (byte) (extendedBits63To0 >> 24),
|
|
(byte) (extendedBits63To0 >> 16), (byte) (extendedBits63To0 >> 8),
|
|
(byte) extendedBits63To0,
|
|
// SND_MAGIC
|
|
0x53, 0x53, 0x4e, 0x44,
|
|
// data chunk size
|
|
0, 0, 0, 0,
|
|
// dataOffset
|
|
0, 0, 0, 0,
|
|
// blocksize
|
|
0, 0, 0, 0,
|
|
};
|
|
}
|
|
}
|