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/*====================================================================*
- Copyright (C) 2001 Leptonica. All rights reserved.
- This software is distributed in the hope that it will be
- useful, but with NO WARRANTY OF ANY KIND.
- No author or distributor accepts responsibility to anyone for the
- consequences of using this software, or for whether it serves any
- particular purpose or works at all, unless he or she says so in
- writing. Everyone is granted permission to copy, modify and
- redistribute this source code, for commercial or non-commercial
- purposes, with the following restrictions: (1) the origin of this
- source code must not be misrepresented; (2) modified versions must
- be plainly marked as such; and (3) this notice may not be removed
- or altered from any source or modified source distribution.
*====================================================================*/
/*
* paint_reg.c
*
*/
#include <stdio.h>
#include <stdlib.h>
#include "allheaders.h"
main(int argc,
char **argv)
{
l_int32 index;
l_uint32 val32;
BOX *box;
PIX *pixs, *pixg, *pixb, *pixt, *pixt1, *pixt2, *pixt3;
PIXCMAP *cmap;
static char mainName[] = "paint_reg";
if (argc != 1)
exit(ERROR_INT(" Syntax: paint_reg", mainName, 1));
if ((pixs = pixRead("lucasta-frag.jpg")) == NULL)
exit(ERROR_INT("pixs not made", mainName, 1));
pixDisplayWrite(NULL, -1);
pixDisplayWrite(pixs, 1);
/* Color non-white pixels on RGB */
pixt = pixConvert8To32(pixs);
box = boxCreate(120, 30, 200, 200);
pixColorGray(pixt, box, L_PAINT_DARK, 220, 0, 0, 255);
pixDisplayWrite(pixt, 1);
pixColorGray(pixt, NULL, L_PAINT_DARK, 220, 255, 100, 100);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
boxDestroy(&box);
/* Color non-white pixels on colormap */
pixt = pixThresholdTo4bpp(pixs, 6, 1);
box = boxCreate(120, 30, 200, 200);
pixColorGray(pixt, box, L_PAINT_DARK, 220, 0, 0, 255);
pixDisplayWrite(pixt, 1);
pixColorGray(pixt, NULL, L_PAINT_DARK, 220, 255, 100, 100);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
boxDestroy(&box);
/* Color non-black pixels on RGB */
pixt = pixConvert8To32(pixs);
box = boxCreate(120, 30, 200, 200);
pixColorGray(pixt, box, L_PAINT_LIGHT, 20, 0, 0, 255);
pixDisplayWrite(pixt, 1);
pixColorGray(pixt, NULL, L_PAINT_LIGHT, 80, 255, 100, 100);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
boxDestroy(&box);
/* Color non-black pixels on colormap */
pixt = pixThresholdTo4bpp(pixs, 6, 1);
box = boxCreate(120, 30, 200, 200);
pixColorGray(pixt, box, L_PAINT_LIGHT, 20, 0, 0, 255);
pixDisplayWrite(pixt, 1);
pixColorGray(pixt, NULL, L_PAINT_LIGHT, 20, 255, 100, 100);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
boxDestroy(&box);
/* Add highlight color to RGB */
pixt = pixConvert8To32(pixs);
box = boxCreate(507, 5, 385, 45);
pixg = pixClipRectangle(pixs, box, NULL);
pixb = pixThresholdToBinary(pixg, 180);
pixInvert(pixb, pixb);
pixDisplayWrite(pixb, 1);
composeRGBPixel(50, 0, 250, &val32);
pixPaintThroughMask(pixt, pixb, box->x, box->y, val32);
boxDestroy(&box);
pixDestroy(&pixg);
pixDestroy(&pixb);
box = boxCreate(236, 107, 262, 40);
pixg = pixClipRectangle(pixs, box, NULL);
pixb = pixThresholdToBinary(pixg, 180);
pixInvert(pixb, pixb);
composeRGBPixel(250, 0, 50, &val32);
pixPaintThroughMask(pixt, pixb, box->x, box->y, val32);
boxDestroy(&box);
pixDestroy(&pixg);
pixDestroy(&pixb);
box = boxCreate(222, 208, 247, 43);
pixg = pixClipRectangle(pixs, box, NULL);
pixb = pixThresholdToBinary(pixg, 180);
pixInvert(pixb, pixb);
composeRGBPixel(60, 250, 60, &val32);
pixPaintThroughMask(pixt, pixb, box->x, box->y, val32);
boxDestroy(&box);
pixDestroy(&pixg);
pixDestroy(&pixb);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
/* Add highlight color to colormap */
pixt = pixThresholdTo4bpp(pixs, 5, 1);
cmap = pixGetColormap(pixt);
pixcmapGetIndex(cmap, 255, 255, 255, &index);
box = boxCreate(507, 5, 385, 45);
pixSetSelectCmap(pixt, box, index, 50, 0, 250);
boxDestroy(&box);
box = boxCreate(236, 107, 262, 40);
pixSetSelectCmap(pixt, box, index, 250, 0, 50);
boxDestroy(&box);
box = boxCreate(222, 208, 247, 43);
pixSetSelectCmap(pixt, box, index, 60, 250, 60);
boxDestroy(&box);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
/* Paint lines on RGB */
pixt = pixConvert8To32(pixs);
pixRenderLineArb(pixt, 450, 20, 850, 320, 5, 200, 50, 125);
pixRenderLineArb(pixt, 30, 40, 440, 40, 5, 100, 200, 25);
box = boxCreate(70, 80, 300, 245);
pixRenderBoxArb(pixt, box, 3, 200, 200, 25);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
boxDestroy(&box);
/* Paint lines on colormap */
pixt = pixThresholdTo4bpp(pixs, 5, 1);
pixRenderLineArb(pixt, 450, 20, 850, 320, 5, 200, 50, 125);
pixRenderLineArb(pixt, 30, 40, 440, 40, 5, 100, 200, 25);
box = boxCreate(70, 80, 300, 245);
pixRenderBoxArb(pixt, box, 3, 200, 200, 25);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
boxDestroy(&box);
/* Blend lines on RGB */
pixt = pixConvert8To32(pixs);
pixRenderLineBlend(pixt, 450, 20, 850, 320, 5, 200, 50, 125, 0.35);
pixRenderLineBlend(pixt, 30, 40, 440, 40, 5, 100, 200, 25, 0.35);
box = boxCreate(70, 80, 300, 245);
pixRenderBoxBlend(pixt, box, 3, 200, 200, 25, 0.6);
pixDisplayWrite(pixt, 1);
pixDestroy(&pixt);
boxDestroy(&box);
pixDestroy(&pixs);
system("gthumb junk_write_display* &");
return 0;
}
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