/*
* Copyright 2007 Sun Microsystems, Inc. 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. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package sun.java2d.cmm.lcms;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.awt.image.ComponentColorModel;
import java.awt.image.Raster;
import java.awt.image.WritableRaster;
import java.awt.image.SinglePixelPackedSampleModel;
import java.awt.image.ComponentSampleModel;
import java.awt.image.DataBuffer;
import java.awt.image.DataBufferByte;
import java.awt.image.DataBufferUShort;
import java.awt.image.DataBufferInt;
import java.awt.image.ColorModel;
import sun.awt.image.ByteComponentRaster;
import sun.awt.image.ShortComponentRaster;
import sun.awt.image.IntegerComponentRaster;
class LCMSImageLayout {
public static int BYTES_SH(int x) {
return x;
}
public static int EXTRA_SH(int x) {
return x<<7;
}
public static int CHANNELS_SH(int x) {
return x<<3;
}
public static final int SWAPFIRST = 1<<14;
public static final int DOSWAP = 1<<10;
public static final int PT_RGB_8 =
CHANNELS_SH(3) | BYTES_SH(1);
public static final int PT_GRAY_8 =
CHANNELS_SH(1) | BYTES_SH(1);
public static final int PT_GRAY_16 =
CHANNELS_SH(1) | BYTES_SH(2);
public static final int PT_RGBA_8 =
EXTRA_SH(1) | CHANNELS_SH(3) | BYTES_SH(1);
public static final int PT_ARGB_8 =
EXTRA_SH(1) | CHANNELS_SH(3) | BYTES_SH(1) | SWAPFIRST;
public static final int PT_BGR_8 =
DOSWAP | CHANNELS_SH(3) | BYTES_SH(1);
public static final int PT_ABGR_8 =
DOSWAP | EXTRA_SH(1) | CHANNELS_SH(3) | BYTES_SH(1);
public static final int PT_BGRA_8 = EXTRA_SH(1) | CHANNELS_SH(3) |
BYTES_SH(1) | DOSWAP | SWAPFIRST;
public static final int DT_BYTE = 0;
public static final int DT_SHORT = 1;
public static final int DT_INT = 2;
public static final int DT_DOUBLE = 3;
boolean isIntPacked = false;
int pixelType;
int dataType;
int width;
int height;
int nextRowOffset;
int offset;
Object dataArray;
private LCMSImageLayout(int np, int pixelType, int pixelSize) {
this.pixelType = pixelType;
width = np;
height = 1;
nextRowOffset = np*pixelSize;
offset = 0;
}
private LCMSImageLayout(int width, int height, int pixelType,
int pixelSize) {
this.pixelType = pixelType;
this.width = width;
this.height = height;
nextRowOffset = width*pixelSize;
offset = 0;
}
public LCMSImageLayout(byte[] data, int np, int pixelType, int pixelSize) {
this(np, pixelType, pixelSize);
dataType = DT_BYTE;
dataArray = data;
}
public LCMSImageLayout(short[] data, int np, int pixelType, int pixelSize) {
this(np, pixelType, pixelSize);
dataType = DT_SHORT;
dataArray = data;
}
public LCMSImageLayout(int[] data, int np, int pixelType, int pixelSize) {
this(np, pixelType, pixelSize);
dataType = DT_INT;
dataArray = data;
}
public LCMSImageLayout(double[] data, int np, int pixelType, int pixelSize)
{
this(np, pixelType, pixelSize);
dataType = DT_DOUBLE;
dataArray = data;
}
public LCMSImageLayout(BufferedImage image) {
ShortComponentRaster shortRaster;
IntegerComponentRaster intRaster;
ByteComponentRaster byteRaster;
switch (image.getType()) {
case BufferedImage.TYPE_INT_RGB:
pixelType = PT_ARGB_8;
isIntPacked = true;
break;
case BufferedImage.TYPE_INT_ARGB:
pixelType = PT_ARGB_8;
isIntPacked = true;
break;
case BufferedImage.TYPE_INT_BGR:
pixelType = PT_ABGR_8;
isIntPacked = true;
break;
case BufferedImage.TYPE_3BYTE_BGR:
pixelType = PT_BGR_8;
break;
case BufferedImage.TYPE_4BYTE_ABGR:
pixelType = PT_ABGR_8;
break;
case BufferedImage.TYPE_BYTE_GRAY:
pixelType = PT_GRAY_8;
break;
case BufferedImage.TYPE_USHORT_GRAY:
pixelType = PT_GRAY_16;
break;
default:
// TODO: Add support for some images having
// SinglePixelPackedModel and ComponentSampleModel
throw new IllegalArgumentException(
"CMMImageLayout - bad image type passed to constructor");
}
width = image.getWidth();
height = image.getHeight();
switch (image.getType()) {
case BufferedImage.TYPE_INT_RGB:
case BufferedImage.TYPE_INT_ARGB:
case BufferedImage.TYPE_INT_BGR:
intRaster = (IntegerComponentRaster)image.getRaster();
nextRowOffset = intRaster.getScanlineStride()*4;
offset = intRaster.getDataOffset(0)*4;
dataArray = intRaster.getDataStorage();
dataType = DT_INT;
break;
case BufferedImage.TYPE_3BYTE_BGR:
case BufferedImage.TYPE_4BYTE_ABGR:
byteRaster = (ByteComponentRaster)image.getRaster();
nextRowOffset = byteRaster.getScanlineStride();
offset = byteRaster.getDataOffset(0);
dataArray = byteRaster.getDataStorage();
dataType = DT_BYTE;
break;
case BufferedImage.TYPE_BYTE_GRAY:
byteRaster = (ByteComponentRaster)image.getRaster();
nextRowOffset = byteRaster.getScanlineStride();
offset = byteRaster.getDataOffset(0);
dataArray = byteRaster.getDataStorage();
dataType = DT_BYTE;
break;
case BufferedImage.TYPE_USHORT_GRAY:
shortRaster = (ShortComponentRaster)image.getRaster();
nextRowOffset = shortRaster.getScanlineStride()*2;
offset = shortRaster.getDataOffset(0) * 2;
dataArray = shortRaster.getDataStorage();
dataType = DT_SHORT;
break;
}
}
public static boolean isSupported(BufferedImage image) {
switch (image.getType()) {
case BufferedImage.TYPE_INT_RGB:
case BufferedImage.TYPE_INT_ARGB:
case BufferedImage.TYPE_INT_BGR:
case BufferedImage.TYPE_3BYTE_BGR:
case BufferedImage.TYPE_4BYTE_ABGR:
case BufferedImage.TYPE_BYTE_GRAY:
case BufferedImage.TYPE_USHORT_GRAY:
return true;
}
return false;
}
}