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/*
* $RCSfile$
*
* Copyright (c) 2006 Sun Microsystems, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any
* kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
* EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
* NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
* USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
* DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
* ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
* CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
* REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
* INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or
* maintenance of any nuclear facility.
*
* $Revision$
* $Date$
* $State$
*/
import java.awt.*;
import java.awt.image.*;
import java.awt.color.*;
// some useful, static image operations
public class ImageOps {
// flip the image
public static void flipImage(BufferedImage bImage) {
int width = bImage.getWidth();
int height = bImage.getHeight();
int[] rgbArray = new int[width*height];
bImage.getRGB(0, 0, width, height, rgbArray, 0, width);
int[] tempArray = new int[width*height];
int y2 = 0;
for (int y = height-1; y >= 0; y--) {
for (int x = 0; x < width; x++) {
tempArray[y2*width+x] = rgbArray[y*width+x];
}
y2++;
}
bImage.setRGB(0, 0, width, height, tempArray, 0, width);
}
// convert the image to a specified BufferedImage type and return it
public static BufferedImage convertImage(BufferedImage bImage, int type) {
int width = bImage.getWidth();
int height = bImage.getHeight();
BufferedImage newImage = new BufferedImage(width, height, type);
int[] rgbArray = new int[width*height];
bImage.getRGB(0, 0, width, height, rgbArray, 0, width);
newImage.setRGB(0, 0, width, height, rgbArray, 0, width);
return newImage;
}
// print out some of the types of BufferedImages
static void printType(BufferedImage bImage) {
int type = bImage.getType();
if (type == BufferedImage.TYPE_4BYTE_ABGR) {
System.out.println("TYPE_4BYTE_ABGR");
}
else if (type == BufferedImage.TYPE_INT_ARGB) {
System.out.println("TYPE_INT_ARGB");
}
else if (type == BufferedImage.TYPE_3BYTE_BGR) {
System.out.println("TYPE_3BYTE_BGR");
}
else if (type == BufferedImage.TYPE_CUSTOM) {
System.out.println("TYPE_CUSTOM");
}
else System.out.println(type);
}
public static BufferedImage convertToCustomRGBA(BufferedImage bImage) {
if (bImage.getType() != BufferedImage.TYPE_INT_ARGB) {
ImageOps.convertImage(bImage, BufferedImage.TYPE_INT_ARGB);
}
int width = bImage.getWidth();
int height = bImage.getHeight();
ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
int[] nBits = {8, 8, 8, 8};
ColorModel cm = new ComponentColorModel(cs, nBits, true, false,
Transparency.OPAQUE, 0);
int[] bandOffset = {0, 1, 2, 3};
WritableRaster newRaster =
Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, width, height,
width*4, 4, bandOffset, null);
byte[] byteData = ((DataBufferByte)newRaster.getDataBuffer()).getData();
Raster origRaster = bImage.getData();
int[] pixel = new int[4];
int k = 0;
for (int j = 0; j < height; j++) {
for (int i = 0; i < width; i++) {
pixel = origRaster.getPixel(i, j, pixel);
byteData[k++] = (byte)(pixel[0]);
byteData[k++] = (byte)(pixel[1]);
byteData[k++] = (byte)(pixel[2]);
byteData[k++] = (byte)(pixel[3]);
}
}
BufferedImage newImage = new BufferedImage(cm, newRaster, false, null);
// if (newImage.getType() == BufferedImage.TYPE_CUSTOM) {
// System.out.println("Type is custom");
// }
return newImage;
}
public static BufferedImage convertToCustomRGB(BufferedImage bImage) {
if (bImage.getType() != BufferedImage.TYPE_INT_ARGB) {
ImageOps.convertImage(bImage, BufferedImage.TYPE_INT_ARGB);
}
int width = bImage.getWidth();
int height = bImage.getHeight();
ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
int[] nBits = {8, 8, 8};
ColorModel cm = new ComponentColorModel(cs, nBits, false, false,
Transparency.OPAQUE, 0);
int[] bandOffset = {0, 1, 2};
WritableRaster newRaster =
Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, width, height,
width*3, 3, bandOffset, null);
byte[] byteData = ((DataBufferByte)newRaster.getDataBuffer()).getData();
Raster origRaster = bImage.getData();
int[] pixel = new int[4];
int k = 0;
for (int j = 0; j < height; j++) {
for (int i = 0; i < width; i++) {
pixel = origRaster.getPixel(i, j, pixel);
byteData[k++] = (byte)(pixel[0]);
byteData[k++] = (byte)(pixel[1]);
byteData[k++] = (byte)(pixel[2]);
}
}
BufferedImage newImage = new BufferedImage(cm, newRaster, false, null);
// if (newImage.getType() == BufferedImage.TYPE_CUSTOM) {
// System.out.println("Type is custom");
// }
return newImage;
}
}
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