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This is a backport of OpenJFX 8 to run on Java 7.
The newest version!
/*
* Copyright (c) 2012, 2013, Oracle and/or its affiliates. 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.javafx.image.impl;
import com.sun.javafx.image.AlphaType;
import com.sun.javafx.image.BytePixelGetter;
import com.sun.javafx.image.BytePixelSetter;
import com.sun.javafx.image.ByteToBytePixelConverter;
import com.sun.javafx.image.ByteToIntPixelConverter;
import com.sun.javafx.image.IntPixelSetter;
import java.nio.ByteBuffer;
import java.nio.IntBuffer;
public class ByteRgb {
public static final BytePixelGetter getter = Getter.instance;
public static final ByteToBytePixelConverter ToByteBgraConverter =
ByteRgb.ToByteBgrfConv.nonpremult;
public static final ByteToBytePixelConverter ToByteBgraPreConverter =
ByteRgb.ToByteBgrfConv.premult;
public static final ByteToIntPixelConverter ToIntArgbConverter =
ByteRgb.ToIntFrgbConv.nonpremult;
public static final ByteToIntPixelConverter ToIntArgbPreConverter =
ByteRgb.ToIntFrgbConv.premult;
public static final ByteToBytePixelConverter ToByteArgbConverter =
ByteRgb.ToByteFrgbConv.nonpremult;
static class Getter implements BytePixelGetter {
static final BytePixelGetter instance = new Getter();
private Getter() {}
@Override
public AlphaType getAlphaType() {
return AlphaType.OPAQUE;
}
@Override
public int getNumElements() {
return 3;
}
@Override
public int getArgb(byte arr[], int offset) {
return (((arr[offset + 2] & 0xff) ) |
((arr[offset + 1] & 0xff) << 8) |
((arr[offset ] & 0xff) << 16) |
(( 0xff) << 24));
}
@Override
public int getArgbPre(byte arr[], int offset) {
return (((arr[offset + 2] & 0xff) ) |
((arr[offset + 1] & 0xff) << 8) |
((arr[offset ] & 0xff) << 16) |
(( 0xff) << 24));
}
@Override
public int getArgb(ByteBuffer buffer, int offset) {
return (((buffer.get(offset + 2) & 0xff) ) |
((buffer.get(offset + 1) & 0xff) << 8) |
((buffer.get(offset ) & 0xff) << 16) |
(( 0xff) << 24));
}
@Override
public int getArgbPre(ByteBuffer buffer, int offset) {
return (((buffer.get(offset + 2) & 0xff) ) |
((buffer.get(offset + 1) & 0xff) << 8) |
((buffer.get(offset ) & 0xff) << 16) |
(( 0xff) << 24));
}
}
static class ToByteBgrfConv extends BaseByteToByteConverter {
public static final ByteToBytePixelConverter nonpremult =
new ToByteBgrfConv(ByteBgra.setter);
public static final ByteToBytePixelConverter premult =
new ToByteBgrfConv(ByteBgraPre.setter);
private ToByteBgrfConv(BytePixelSetter setter) {
// Note that using ByteRgb.getter here causes a circular reference
// between the classes that prevents the above *premult fields
// from being initialized before the ByteRgb class copies their
// (not yet inited = null) values into its owns static fields.
super(ByteRgb.Getter.instance, setter);
}
@Override
void doConvert(byte srcarr[], int srcoff, int srcscanbytes,
byte dstarr[], int dstoff, int dstscanbytes,
int w, int h)
{
srcscanbytes -= w * 3;
dstscanbytes -= w * 4;
while (--h >= 0) {
for (int x = 0; x < w; x++) {
dstarr[dstoff++] = srcarr[srcoff + 2];
dstarr[dstoff++] = srcarr[srcoff + 1];
dstarr[dstoff++] = srcarr[srcoff ];
dstarr[dstoff++] = (byte) 0xff;
srcoff += 3;
}
srcoff += srcscanbytes;
dstoff += dstscanbytes;
}
}
@Override
void doConvert(ByteBuffer srcbuf, int srcoff, int srcscanbytes,
ByteBuffer dstbuf, int dstoff, int dstscanbytes,
int w, int h)
{
srcscanbytes -= w * 3;
dstscanbytes -= w * 4;
while (--h >= 0) {
for (int x = 0; x < w; x++) {
dstbuf.put(dstoff , srcbuf.get(srcoff + 2));
dstbuf.put(dstoff + 1, srcbuf.get(srcoff + 1));
dstbuf.put(dstoff + 2, srcbuf.get(srcoff ));
dstbuf.put(dstoff + 3, (byte) 0xff);
srcoff += 3;
dstoff += 4;
}
srcoff += srcscanbytes;
dstoff += dstscanbytes;
}
}
}
static class ToIntFrgbConv extends BaseByteToIntConverter {
public static final ByteToIntPixelConverter nonpremult =
new ToIntFrgbConv(IntArgb.setter);
public static final ByteToIntPixelConverter premult =
new ToIntFrgbConv(IntArgbPre.setter);
private ToIntFrgbConv(IntPixelSetter setter) {
// Note that using ByteRgb.getter here causes a circular reference
// between the classes that prevents the above *premult fields
// from being initialized before the ByteRgb class copies their
// (not yet inited = null) values into its owns static fields.
super(ByteRgb.Getter.instance, setter);
}
@Override
void doConvert(byte srcarr[], int srcoff, int srcscanbytes,
int dstarr[], int dstoff, int dstscanints,
int w, int h)
{
srcscanbytes -= w * 3;
while (--h >= 0) {
for (int x = 0; x < w; x++) {
int r = srcarr[srcoff++] & 0xff;
int g = srcarr[srcoff++] & 0xff;
int b = srcarr[srcoff++] & 0xff;
dstarr[dstoff + x] = 0xff000000 | (r << 16) | (g << 8) | b;
}
srcoff += srcscanbytes;
dstoff += dstscanints;
}
}
@Override
void doConvert(ByteBuffer srcbuf, int srcoff, int srcscanbytes,
IntBuffer dstbuf, int dstoff, int dstscanints,
int w, int h)
{
srcscanbytes -= w * 3;
while (--h >= 0) {
for (int x = 0; x < w; x++) {
int r = srcbuf.get(srcoff ) & 0xff;
int g = srcbuf.get(srcoff + 1) & 0xff;
int b = srcbuf.get(srcoff + 2) & 0xff;
srcoff += 3;
dstbuf.put(dstoff + x, 0xff000000 | (r << 16) | (g << 8) | b);
}
srcoff += srcscanbytes;
dstoff += dstscanints;
}
}
}
static class ToByteFrgbConv extends BaseByteToByteConverter {
static final ByteToBytePixelConverter nonpremult =
new ToByteFrgbConv(ByteArgb.setter);
private ToByteFrgbConv(BytePixelSetter setter) {
// Note that using ByteRgb.getter here causes a circular reference
// between the classes that prevents the above *premult fields
// from being initialized before the ByteRgb class copies their
// (not yet inited = null) values into its owns static fields.
super(ByteRgb.Getter.instance, setter);
}
@Override
void doConvert(byte srcarr[], int srcoff, int srcscanbytes,
byte dstarr[], int dstoff, int dstscanbytes,
int w, int h)
{
srcscanbytes -= w * 3;
srcscanbytes -= w * 4;
while (--h >= 0) {
for (int x = 0; x < w; x++) {
dstarr[dstoff++] = (byte) 0xff;
dstarr[dstoff++] = srcarr[srcoff++];
dstarr[dstoff++] = srcarr[srcoff++];
dstarr[dstoff++] = srcarr[srcoff++];
}
srcoff += srcscanbytes;
dstoff += dstscanbytes;
}
}
@Override
void doConvert(ByteBuffer srcbuf, int srcoff, int srcscanbytes,
ByteBuffer dstbuf, int dstoff, int dstscanbytes,
int w, int h)
{
srcscanbytes -= w * 3;
srcscanbytes -= w * 4;
while (--h >= 0) {
for (int x = 0; x < w; x++) {
dstbuf.put(dstoff++, (byte) 0xff);
dstbuf.put(dstoff++, srcbuf.get(srcoff++));
dstbuf.put(dstoff++, srcbuf.get(srcoff++));
dstbuf.put(dstoff++, srcbuf.get(srcoff++));
}
srcoff += srcscanbytes;
dstoff += dstscanbytes;
}
}
}
}