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JDK 17 java.desktop.jmod - Desktop Module
JDK 17 java.desktop.jmod is the JMOD file for JDK 17 Desktop module.
JDK 17 Desktop module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\java.desktop.jmod.
JDK 17 Desktop module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.
JDK 17 Desktop module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\java.desktop.
You can click and view the content of each source code file in the list below.
✍: FYIcenter
⏎ com/sun/media/sound/AiffFileWriter.java
/* * Copyright (c) 1999, 2018, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package com.sun.media.sound; import java.io.BufferedOutputStream; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.DataOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.RandomAccessFile; import java.io.SequenceInputStream; import java.util.Objects; import javax.sound.sampled.AudioFileFormat; import javax.sound.sampled.AudioFormat; import javax.sound.sampled.AudioInputStream; import javax.sound.sampled.AudioSystem; //$$fb this class is buggy. Should be replaced in future. /** * AIFF file writer. * * @author Jan Borgersen */ public final class AiffFileWriter extends SunFileWriter { /** * Constructs a new AiffFileWriter object. */ public AiffFileWriter() { super(new AudioFileFormat.Type[]{AudioFileFormat.Type.AIFF}); } // METHODS TO IMPLEMENT AudioFileWriter @Override public AudioFileFormat.Type[] getAudioFileTypes(AudioInputStream stream) { AudioFileFormat.Type[] filetypes = new AudioFileFormat.Type[types.length]; System.arraycopy(types, 0, filetypes, 0, types.length); // make sure we can write this stream AudioFormat format = stream.getFormat(); AudioFormat.Encoding encoding = format.getEncoding(); if( (AudioFormat.Encoding.ALAW.equals(encoding)) || (AudioFormat.Encoding.ULAW.equals(encoding)) || (AudioFormat.Encoding.PCM_SIGNED.equals(encoding)) || (AudioFormat.Encoding.PCM_UNSIGNED.equals(encoding)) ) { return filetypes; } return new AudioFileFormat.Type[0]; } @Override public int write(AudioInputStream stream, AudioFileFormat.Type fileType, OutputStream out) throws IOException { Objects.requireNonNull(stream); Objects.requireNonNull(fileType); Objects.requireNonNull(out); //$$fb the following check must come first ! Otherwise // the next frame length check may throw an IOException and // interrupt iterating File Writers. (see bug 4351296) // throws IllegalArgumentException if not supported AiffFileFormat aiffFileFormat = (AiffFileFormat)getAudioFileFormat(fileType, stream); // we must know the total data length to calculate the file length if( stream.getFrameLength() == AudioSystem.NOT_SPECIFIED ) { throw new IOException("stream length not specified"); } return writeAiffFile(stream, aiffFileFormat, out); } @Override public int write(AudioInputStream stream, AudioFileFormat.Type fileType, File out) throws IOException { Objects.requireNonNull(stream); Objects.requireNonNull(fileType); Objects.requireNonNull(out); // throws IllegalArgumentException if not supported AiffFileFormat aiffFileFormat = (AiffFileFormat)getAudioFileFormat(fileType, stream); // first write the file without worrying about length fields final int bytesWritten; try (final FileOutputStream fos = new FileOutputStream(out); final BufferedOutputStream bos = new BufferedOutputStream(fos)) { bytesWritten = writeAiffFile(stream, aiffFileFormat, bos); } // now, if length fields were not specified, calculate them, // open as a random access file, write the appropriate fields, // close again.... if( aiffFileFormat.getByteLength()== AudioSystem.NOT_SPECIFIED ) { // $$kk: 10.22.99: jan: please either implement this or throw an exception! // $$fb: 2001-07-13: done. Fixes Bug 4479981 int channels = aiffFileFormat.getFormat().getChannels(); int sampleSize = aiffFileFormat.getFormat().getSampleSizeInBits(); int ssndBlockSize = channels * ((sampleSize + 7) / 8); int aiffLength=bytesWritten; int ssndChunkSize=aiffLength-aiffFileFormat.getHeaderSize()+16; long dataSize=ssndChunkSize-16; //TODO possibly incorrect round int numFrames = (int) (dataSize / ssndBlockSize); try (final RandomAccessFile raf = new RandomAccessFile(out, "rw")) { // skip FORM magic raf.skipBytes(4); raf.writeInt(aiffLength - 8); // skip aiff2 magic, fver chunk, comm magic, comm size, channel count, raf.skipBytes(4 + aiffFileFormat.getFverChunkSize() + 4 + 4 + 2); // write frame count raf.writeInt(numFrames); // skip sample size, samplerate, SSND magic raf.skipBytes(2 + 10 + 4); raf.writeInt(ssndChunkSize - 8); // that's all } } return bytesWritten; } // ----------------------------------------------------------------------- /** * Returns the AudioFileFormat describing the file that will be written from this AudioInputStream. * Throws IllegalArgumentException if not supported. */ private AudioFileFormat getAudioFileFormat(AudioFileFormat.Type type, AudioInputStream stream) { if (!isFileTypeSupported(type, stream)) { throw new IllegalArgumentException("File type " + type + " not supported."); } AudioFormat format = null; AiffFileFormat fileFormat = null; AudioFormat.Encoding encoding = AudioFormat.Encoding.PCM_SIGNED; AudioFormat streamFormat = stream.getFormat(); AudioFormat.Encoding streamEncoding = streamFormat.getEncoding(); int sampleSizeInBits; int fileSize; boolean convert8to16 = false; if( (AudioFormat.Encoding.ALAW.equals(streamEncoding)) || (AudioFormat.Encoding.ULAW.equals(streamEncoding)) ) { if( streamFormat.getSampleSizeInBits()==8 ) { encoding = AudioFormat.Encoding.PCM_SIGNED; sampleSizeInBits=16; convert8to16 = true; } else { // can't convert non-8-bit ALAW,ULAW throw new IllegalArgumentException("Encoding " + streamEncoding + " supported only for 8-bit data."); } } else if ( streamFormat.getSampleSizeInBits()==8 ) { encoding = AudioFormat.Encoding.PCM_UNSIGNED; sampleSizeInBits=8; } else { encoding = AudioFormat.Encoding.PCM_SIGNED; sampleSizeInBits=streamFormat.getSampleSizeInBits(); } format = new AudioFormat( encoding, streamFormat.getSampleRate(), sampleSizeInBits, streamFormat.getChannels(), streamFormat.getFrameSize(), streamFormat.getFrameRate(), true); // AIFF is big endian if( stream.getFrameLength()!=AudioSystem.NOT_SPECIFIED ) { if( convert8to16 ) { fileSize = (int)stream.getFrameLength()*streamFormat.getFrameSize()*2 + AiffFileFormat.AIFF_HEADERSIZE; } else { fileSize = (int)stream.getFrameLength()*streamFormat.getFrameSize() + AiffFileFormat.AIFF_HEADERSIZE; } } else { fileSize = AudioSystem.NOT_SPECIFIED; } fileFormat = new AiffFileFormat( AudioFileFormat.Type.AIFF, fileSize, format, (int)stream.getFrameLength() ); return fileFormat; } private int writeAiffFile(InputStream in, AiffFileFormat aiffFileFormat, OutputStream out) throws IOException { int bytesRead = 0; int bytesWritten = 0; InputStream fileStream = getFileStream(aiffFileFormat, in); byte[] buffer = new byte[bisBufferSize]; int maxLength = aiffFileFormat.getByteLength(); while( (bytesRead = fileStream.read( buffer )) >= 0 ) { if (maxLength>0) { if( bytesRead < maxLength ) { out.write( buffer, 0, bytesRead ); bytesWritten += bytesRead; maxLength -= bytesRead; } else { out.write( buffer, 0, maxLength ); bytesWritten += maxLength; maxLength = 0; break; } } else { out.write( buffer, 0, bytesRead ); bytesWritten += bytesRead; } } return bytesWritten; } private InputStream getFileStream(AiffFileFormat aiffFileFormat, InputStream audioStream) throws IOException { // private method ... assumes aiffFileFormat is a supported file format AudioFormat format = aiffFileFormat.getFormat(); AudioFormat streamFormat = null; AudioFormat.Encoding encoding = null; //$$fb a little bit nicer handling of constants int headerSize = aiffFileFormat.getHeaderSize(); //int fverChunkSize = 0; int fverChunkSize = aiffFileFormat.getFverChunkSize(); int commChunkSize = aiffFileFormat.getCommChunkSize(); int aiffLength = -1; int ssndChunkSize = -1; int ssndOffset = aiffFileFormat.getSsndChunkOffset(); short channels = (short) format.getChannels(); short sampleSize = (short) format.getSampleSizeInBits(); int ssndBlockSize = channels * ((sampleSize + 7) / 8); int numFrames = aiffFileFormat.getFrameLength(); long dataSize = -1; if( numFrames != AudioSystem.NOT_SPECIFIED) { dataSize = (long) numFrames * ssndBlockSize; ssndChunkSize = (int)dataSize + 16; aiffLength = (int)dataSize+headerSize; } float sampleFramesPerSecond = format.getSampleRate(); int compCode = AiffFileFormat.AIFC_PCM; byte[] header = null; InputStream codedAudioStream = audioStream; // if we need to do any format conversion, do it here.... if( audioStream instanceof AudioInputStream ) { streamFormat = ((AudioInputStream)audioStream).getFormat(); encoding = streamFormat.getEncoding(); // $$jb: Note that AIFF samples are ALWAYS signed if( (AudioFormat.Encoding.PCM_UNSIGNED.equals(encoding)) || ( (AudioFormat.Encoding.PCM_SIGNED.equals(encoding)) && !streamFormat.isBigEndian() ) ) { // plug in the transcoder to convert to PCM_SIGNED. big endian codedAudioStream = AudioSystem.getAudioInputStream( new AudioFormat ( AudioFormat.Encoding.PCM_SIGNED, streamFormat.getSampleRate(), streamFormat.getSampleSizeInBits(), streamFormat.getChannels(), streamFormat.getFrameSize(), streamFormat.getFrameRate(), true ), (AudioInputStream)audioStream ); } else if( (AudioFormat.Encoding.ULAW.equals(encoding)) || (AudioFormat.Encoding.ALAW.equals(encoding)) ) { if( streamFormat.getSampleSizeInBits() != 8 ) { throw new IllegalArgumentException("unsupported encoding"); } //$$fb 2001-07-13: this is probably not what we want: // writing PCM when ULAW/ALAW is requested. AIFC is able to write ULAW ! // plug in the transcoder to convert to PCM_SIGNED_BIG_ENDIAN codedAudioStream = AudioSystem.getAudioInputStream( new AudioFormat ( AudioFormat.Encoding.PCM_SIGNED, streamFormat.getSampleRate(), streamFormat.getSampleSizeInBits() * 2, streamFormat.getChannels(), streamFormat.getFrameSize() * 2, streamFormat.getFrameRate(), true ), (AudioInputStream)audioStream ); } } // Now create an AIFF stream header... try (final ByteArrayOutputStream baos = new ByteArrayOutputStream(); final DataOutputStream dos = new DataOutputStream(baos)) { // Write the outer FORM chunk dos.writeInt(AiffFileFormat.AIFF_MAGIC); dos.writeInt((aiffLength - 8)); dos.writeInt(AiffFileFormat.AIFF_MAGIC2); // Write a FVER chunk - only for AIFC //dos.writeInt(FVER_MAGIC); //dos.writeInt( (fverChunkSize-8) ); //dos.writeInt(FVER_TIMESTAMP); // Write a COMM chunk dos.writeInt(AiffFileFormat.COMM_MAGIC); dos.writeInt((commChunkSize - 8)); dos.writeShort(channels); dos.writeInt(numFrames); dos.writeShort(sampleSize); write_ieee_extended(dos, sampleFramesPerSecond); // 10 bytes //Only for AIFC //dos.writeInt(compCode); //dos.writeInt(compCode); //dos.writeShort(0); // Write the SSND chunk header dos.writeInt(AiffFileFormat.SSND_MAGIC); dos.writeInt((ssndChunkSize - 8)); // ssndOffset and ssndBlockSize set to 0 upon // recommendation in "Sound Manager" chapter in // "Inside Macintosh Sound", pp 2-87 (from Babu) dos.writeInt(0); // ssndOffset dos.writeInt(0); // ssndBlockSize header = baos.toByteArray(); } return new SequenceInputStream(new ByteArrayInputStream(header), new NoCloseInputStream(codedAudioStream)); } // HELPER METHODS 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; /** * Extended precision IEEE floating-point conversion routine. * @argument DataOutputStream * @argument double * @exception IOException */ private void write_ieee_extended(DataOutputStream dos, float f) throws IOException { /* The special cases NaN, Infinity and Zero are ignored, since they do not represent useful sample rates anyway. Denormalized number aren't handled, too. Below, there is a cast from float to double. We hope that in this conversion, numbers are normalized. Numbers that cannot be normalized are ignored, too, as they, too, do not represent useful sample rates. */ long doubleBits = Double.doubleToLongBits((double) f); 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; dos.writeShort(extendedBits79To64); dos.writeLong(extendedBits63To0); } }
⏎ com/sun/media/sound/AiffFileWriter.java
Or download all of them as a single archive file:
File name: java.desktop-17.0.5-src.zip File size: 9152233 bytes Release date: 2022-09-13 Download
⇒ JDK 17 java.instrument.jmod - Instrument Module
2023-09-16, 66740👍, 0💬
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