/*
* Copyright (c) 2009-2012 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions 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 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.util;
import java.awt.image.BufferedImage;
import java.awt.image.DataBufferByte;
import java.awt.image.DataBufferInt;
import java.awt.image.WritableRaster;
import java.nio.ByteBuffer;
import java.nio.IntBuffer;
public final class Screenshots {
public static void convertScreenShot2(IntBuffer bgraBuf, BufferedImage out){
WritableRaster wr = out.getRaster();
DataBufferInt db = (DataBufferInt) wr.getDataBuffer();
int[] cpuArray = db.getData();
bgraBuf.clear();
bgraBuf.get(cpuArray);
// int width = wr.getWidth();
// int height = wr.getHeight();
//
// // flip the components the way AWT likes them
// for (int y = 0; y < height / 2; y++){
// for (int x = 0; x < width; x++){
// int inPtr = (y * width + x);
// int outPtr = ((height-y-1) * width + x);
// int pixel = cpuArray[inPtr];
// cpuArray[inPtr] = cpuArray[outPtr];
// cpuArray[outPtr] = pixel;
// }
// }
}
/**
* Flips the image along the Y axis and converts BGRA to ABGR
*
* @param bgraBuf
* @param out
*/
public static void convertScreenShot(ByteBuffer bgraBuf, BufferedImage out){
WritableRaster wr = out.getRaster();
DataBufferByte db = (DataBufferByte) wr.getDataBuffer();
byte[] cpuArray = db.getData();
// copy native memory to java memory
bgraBuf.clear();
bgraBuf.get(cpuArray);
bgraBuf.clear();
int width = wr.getWidth();
int height = wr.getHeight();
// flip the components the way AWT likes them
// calcuate half of height such that all rows of the array are written to
// e.g. for odd heights, write 1 more scanline
int heightdiv2ceil = height % 2 == 1 ? (height / 2) + 1 : height / 2;
for (int y = 0; y < heightdiv2ceil; y++){
for (int x = 0; x < width; x++){
int inPtr = (y * width + x) * 4;
int outPtr = ((height-y-1) * width + x) * 4;
byte b1 = cpuArray[inPtr+0];
byte g1 = cpuArray[inPtr+1];
byte r1 = cpuArray[inPtr+2];
byte a1 = cpuArray[inPtr+3];
byte b2 = cpuArray[outPtr+0];
byte g2 = cpuArray[outPtr+1];
byte r2 = cpuArray[outPtr+2];
byte a2 = cpuArray[outPtr+3];
cpuArray[outPtr+0] = a1;
cpuArray[outPtr+1] = b1;
cpuArray[outPtr+2] = g1;
cpuArray[outPtr+3] = r1;
cpuArray[inPtr+0] = a2;
cpuArray[inPtr+1] = b2;
cpuArray[inPtr+2] = g2;
cpuArray[inPtr+3] = r2;
}
}
}
}