From f378ebf14df0952eae870c9865bab8326aa8f137 Mon Sep 17 00:00:00 2001 From: Dan Albert Date: Wed, 17 Jun 2015 11:09:54 -0700 Subject: Delete old versions of GCC. Change-Id: I710f125d905290e1024cbd67f48299861790c66c --- .../gnu/javax/imageio/png/PNGEncoder.java | 233 --------------------- 1 file changed, 233 deletions(-) delete mode 100644 gcc-4.4.3/libjava/classpath/gnu/javax/imageio/png/PNGEncoder.java (limited to 'gcc-4.4.3/libjava/classpath/gnu/javax/imageio/png/PNGEncoder.java') diff --git a/gcc-4.4.3/libjava/classpath/gnu/javax/imageio/png/PNGEncoder.java b/gcc-4.4.3/libjava/classpath/gnu/javax/imageio/png/PNGEncoder.java deleted file mode 100644 index b8441c4e3..000000000 --- a/gcc-4.4.3/libjava/classpath/gnu/javax/imageio/png/PNGEncoder.java +++ /dev/null @@ -1,233 +0,0 @@ -/* PNGEncoder.java -- - Copyright (C) 2006 Free Software Foundation - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath 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 for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - -package gnu.javax.imageio.png; - -import java.util.Vector; -import java.util.zip.Deflater; -import java.awt.color.ColorSpace; -import java.awt.color.ICC_ColorSpace; -import java.awt.image.BufferedImage; -import java.awt.image.ColorModel; -import java.awt.image.DataBuffer; -import java.awt.image.DataBufferByte; -import java.awt.image.DataBufferUShort; -import java.awt.image.IndexColorModel; -import java.awt.image.WritableRaster; - -public class PNGEncoder -{ - /** - * The default data chunk size. 8 kb. - */ - private static final int defaultChunkSize = 8192; - - private PNGHeader header; - private PNGPalette palette; - private int stride, bpp; - private byte[] rawData; - private PNGICCProfile profile; - - public PNGEncoder( BufferedImage bi ) throws PNGException - { - ColorModel c = bi.getColorModel(); - int width = bi.getWidth(); - int height = bi.getHeight(); - int depth = 0; - int colorType; - boolean interlace = false; - - if( c instanceof IndexColorModel ) - { - colorType = PNGHeader.INDEXED; - int n = ((IndexColorModel)c).getMapSize(); - if( n <= 2 ) - depth = 1; - else if( n <= 4 ) - depth = 2; - else if( n <= 16 ) - depth = 4; - else if( n <= 256 ) - depth = 8; - else - throw new PNGException("Depth must be <= 8 bits for indexed color."); - palette = new PNGPalette( ((IndexColorModel)c) ); - } - else - { - ColorSpace cs = c.getColorSpace(); - ColorSpace grayCS = ColorSpace.getInstance( ColorSpace.CS_GRAY ); - if( cs == grayCS || bi.getType() == BufferedImage.TYPE_BYTE_GRAY - || bi.getType() == BufferedImage.TYPE_USHORT_GRAY ) - colorType = c.hasAlpha() ? PNGHeader.GRAYSCALE_WITH_ALPHA : - PNGHeader.GRAYSCALE; - else - colorType = c.hasAlpha() ? PNGHeader.RGB_WITH_ALPHA : PNGHeader.RGB; - // Figure out the depth - int[] bits = c.getComponentSize(); - depth = bits[0]; - for(int i = 1; i < bits.length; i++ ) - if( bits[i] > depth ) depth = bits[i]; - if( (cs != grayCS && !cs.isCS_sRGB()) && cs instanceof ICC_ColorSpace ) - profile = new PNGICCProfile( ((ICC_ColorSpace)cs).getProfile() ); - } - - header = new PNGHeader(width, height, depth, colorType, interlace); - - stride = header.getScanlineStride(); // scanline stride - bpp = header.bytesPerPixel(); // bytes per pixel - getRawData( bi ); - } - - /** - * Returns the generated header. - */ - public PNGHeader getHeader() - { - return header; - } - - /** - * Returns the generated palette. - */ - public PNGPalette getPalette() - { - return palette; - } - - /** - * Returns the associated ICC profile, if any. - */ - public PNGICCProfile getProfile() - { - return profile; - } - - /** - * Encodes the raster and returns a Vector of PNGData chunks. - */ - public Vector encodeImage() - { - Deflater deflater = new Deflater(); // The deflater - boolean useFilter = PNGFilter.useFilter( header ); - byte[] lastScanline = new byte[ stride ]; - - byte[] data = new byte[ rawData.length + header.getHeight() ]; - - byte filterByte = PNGFilter.FILTER_NONE; - for( int i = 0; i < header.getHeight(); i++) - { - byte[] scanline = new byte[ stride ]; - System.arraycopy(rawData, (i * stride), scanline, 0, stride); - if( useFilter && i > 0) - filterByte = PNGFilter.chooseFilter( scanline, lastScanline, bpp); - - byte[] filtered = PNGFilter.filterScanline( filterByte, scanline, - lastScanline, bpp ); - data[i * (stride + 1)] = filterByte; - System.arraycopy(filtered, 0, data, 1 + (i * (stride + 1)), stride); - - lastScanline = scanline; - } - - deflater.setInput( data ); - deflater.finish(); - - PNGData chunk; - Vector chunks = new Vector(); - do - { - chunk = new PNGData( defaultChunkSize ); - chunk.deflateToChunk( deflater ); - chunks.add( chunk ); - } - while( chunk.chunkFull() ); - chunk.shrink(); // Shrink the last chunk. - return chunks; - } - - /** - * Get the image's raw data. - * FIXME: This may need improving on. - */ - private void getRawData( BufferedImage bi ) throws PNGException - { - WritableRaster raster = bi.getRaster(); - rawData = new byte[ stride * header.getHeight() ]; - if( header.isIndexed() ) - { - DataBuffer db = raster.getDataBuffer(); - if( !( db instanceof DataBufferByte ) ) - throw new PNGException("Unexpected DataBuffer for an IndexColorModel."); - byte[] data = ((DataBufferByte)db).getData(); - for(int i = 0; i < header.getHeight(); i++ ) - System.arraycopy( data, i * stride, rawData, i * stride, stride ); - return; - } - - if( header.getDepth() == 16 ) - { - DataBuffer db = raster.getDataBuffer(); - if( !( db instanceof DataBufferUShort ) ) - throw new PNGException("Unexpected DataBuffer for 16-bit."); - short[] data = ((DataBufferUShort)db).getData(); - for(int i = 0; i < header.getHeight(); i++ ) - for(int j = 0; j < ( stride >> 1); j++) - { - rawData[ j * 2 + i * stride ] = (byte)((data[j + i * (stride >> 1 )] & 0xFF00) >> 8); - rawData[ j * 2 + i * stride + 1 ] = (byte)(data[j + i * (stride >> 1 )] & 0xFF); - } - return; - } - - int size = ( header.getColorType() == PNGHeader.RGB_WITH_ALPHA ) ? 4 : 3; - int width = header.getWidth(); - int height = header.getHeight(); - int[] pixels = bi.getRGB( 0, 0, width, height, null, 0, width ); - - for( int i = 0; i < width * height; i++ ) - { - rawData[ i * size ] = (byte)((pixels[i] & 0xFF0000) >> 16); - rawData[ i * size + 1 ] = (byte)((pixels[i] & 0xFF00) >> 8); - rawData[ i * size + 2 ] = (byte)(pixels[i] & 0xFF); - } - - if( size == 4 ) - for( int i = 0; i < width * height; i++ ) - rawData[ i * size + 3 ] = (byte)((pixels[i] & 0xFF000000) >> 24); - } -} -- cgit v1.2.3