110 lines
2.7 KiB
Java
110 lines
2.7 KiB
Java
/*
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adjust.java
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*
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* Copyright (c) 2000-2001, Ted Nelson and Tuomas Lukka
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*
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* You may use and distribute under the terms of either the GNU Lesser
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* General Public License, either version 2 of the license or,
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* at your choice, any later version. Alternatively, you may use and
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* distribute under the terms of the XPL.
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*
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* See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of
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* the licenses.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the README
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* file for more details.
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*
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*/
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/*
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* Written by Tero Mäyränen
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*/
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package org.gzigzag.module.multimedia;
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import org.gzigzag.*;
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import java.awt.*;
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import java.awt.image.*;
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import java.util.*;
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/**
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* unfinished
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*/
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public class adjust extends MediaZOb
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{
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public static final String rcsid = "$Id: adjust.java,v 1.1 2001/03/05 08:44:14 deetsay Exp $";
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private Pixels pix = null;
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private int oldframe=0, oldradj=0, oldgadj=0, oldbadj=0, oldhadj=0, oldsadj=0, oldbradj=0;
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public Pixels getPixels()
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{
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Pixels inpix = readParam("input").getPixels();
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int radj = readParam("red").getInt(100);
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int gadj = readParam("green").getInt(100);
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int badj = readParam("blue").getInt(100);
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int hadj = readParam("hue").getInt(100);
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int sadj = readParam("saturation").getInt(100);
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int bradj = readParam("brightness").getInt(100);
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if (pix != null && inpix.getFrame() == oldframe
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&& radj == oldradj && gadj == oldgadj && badj == oldbadj
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&& hadj == oldhadj && sadj == oldsadj && bradj == oldbradj)
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{
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return pix;
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}
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oldradj = radj; oldgadj = gadj; oldbadj = badj;
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oldhadj = hadj; oldsadj = sadj; oldbradj = bradj;
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oldframe = inpix.getFrame();
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int w = inpix.getWidth();
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int h = inpix.getHeight();
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int px = inpix.getX();
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int py = inpix.getY();
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if (pix == null)
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{
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pix = new Pixels(w, h);
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}
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else
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{
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pix.setSize(w, h);
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}
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pix.setX(px);
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pix.setY(py);
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float hsbvals[] = new float[3];
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int ip[] = inpix.getPixels();
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int pred, pgreen, pblue, prgb;
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int op[] = pix.getPixels();
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for (int i=0; i<(w*h); i++)
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{
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prgb = ip[i];
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pred = ((prgb >> 16) & 0xff) * radj / 100;
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pgreen = ((prgb >> 8) & 0xff) * gadj / 100;
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pblue = (prgb & 0xff) * badj / 100;
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Color.RGBtoHSB(
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(pred > 255 ? 255 : pred),
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(pgreen > 255 ? 255 : pgreen),
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(pblue > 255 ? 255 : pblue),
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hsbvals);
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hsbvals[0] = hsbvals[0] * hadj / 100;
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hsbvals[1] = hsbvals[1] * sadj / 100;
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hsbvals[2] = hsbvals[2] * bradj / 100;
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op[i] = Color.HSBtoRGB(
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(hsbvals[0] > 1 ? 1 : hsbvals[0]),
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(hsbvals[1] > 1 ? 1 : hsbvals[1]),
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(hsbvals[2] > 1 ? 1 : hsbvals[2]));
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}
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return pix;
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}
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}
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