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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.
*====================================================================*/
/*
* hardlight_reg.c
*
*/
#include <stdio.h>
#include <stdlib.h>
#include "allheaders.h"
static PIXA *
TestHardlight(char *file1,
char *file2)
{
PIX *pixs1, *pixs2, *pixr, *pixt1, *pixt2, *pixd;
PIXA *pixa;
PROCNAME("TestHardlight");
/* Read in images */
pixs1 = pixRead(file1);
pixs2 = pixRead(file2);
if (!pixs1 || !pixs2)
return (PIXA *)ERROR_PTR("not all files read", procName, NULL);
pixa = pixaCreate(0);
/* ---------- Test not-in-place; no colormaps ----------- */
pixSaveTiled(pixs1, pixa, 1, 1, 20, 32);
pixSaveTiled(pixs2, pixa, 1, 0, 20, 0);
pixd = pixBlendHardLight(NULL, pixs1, pixs2, 0, 0, 1.0);
pixSaveTiled(pixd, pixa, 1, 1, 20, 0);
pixDestroy(&pixd);
pixt2 = pixConvertTo32(pixs2);
pixd = pixBlendHardLight(NULL, pixs1, pixt2, 0, 0, 1.0);
pixSaveTiled(pixd, pixa, 1, 0, 20, 0);
pixDestroy(&pixt2);
pixDestroy(&pixd);
pixd = pixBlendHardLight(NULL, pixs2, pixs1, 0, 0, 1.0);
pixSaveTiled(pixd, pixa, 1, 0, 20, 0);
pixDestroy(&pixd);
/* ---------- Test not-in-place; colormaps ----------- */
pixt1 = pixMedianCutQuant(pixs1, 0);
if (pixGetDepth(pixs2) == 8)
pixt2 = pixConvertGrayToColormap8(pixs2, 8);
else
pixt2 = pixConvertTo8(pixs2, 1);
pixSaveTiled(pixt1, pixa, 1, 1, 20, 0);
pixSaveTiled(pixt2, pixa, 1, 0, 20, 0);
pixd = pixBlendHardLight(NULL, pixt1, pixs2, 0, 0, 1.0);
pixSaveTiled(pixd, pixa, 1, 1, 20, 0);
pixDestroy(&pixd);
pixd = pixBlendHardLight(NULL, pixt1, pixt2, 0, 0, 1.0);
pixSaveTiled(pixd, pixa, 1, 0, 20, 0);
pixDestroy(&pixd);
pixd = pixBlendHardLight(NULL, pixt2, pixt1, 0, 0, 1.0);
pixSaveTiled(pixd, pixa, 1, 0, 20, 0);
pixDestroy(&pixt1);
pixDestroy(&pixt2);
pixDestroy(&pixd);
/* ---------- Test in-place; no colormaps ----------- */
pixBlendHardLight(pixs1, pixs1, pixs2, 0, 0, 1.0);
pixSaveTiled(pixs1, pixa, 1, 1, 20, 0);
pixDestroy(&pixs1);
pixs1 = pixRead(file1);
pixt2 = pixConvertTo32(pixs2);
pixBlendHardLight(pixs1, pixs1, pixt2, 0, 0, 1.0);
pixSaveTiled(pixs1, pixa, 1, 0, 20, 0);
pixDestroy(&pixt2);
pixDestroy(&pixs1);
pixs1 = pixRead(file1);
pixBlendHardLight(pixs2, pixs2, pixs1, 0, 0, 1.0);
pixSaveTiled(pixs2, pixa, 1, 0, 20, 0);
pixDestroy(&pixs2);
pixDestroy(&pixs1);
pixDestroy(&pixs2);
return pixa;
}
main(int argc,
char **argv)
{
PIX *pix;
PIXA *pixa;
static char mainName[] = "hardlighttest";
pixa = TestHardlight("hardlight1_1.jpg", "hardlight1_2.jpg");
pix = pixaDisplay(pixa, 0, 0);
pixDisplay(pix, 0, 0);
pixaDestroy(&pixa);
pixDestroy(&pix);
pixa = TestHardlight("hardlight2_1.jpg", "hardlight2_2.jpg");
pix = pixaDisplay(pixa, 0, 500);
pixDisplay(pix, 0, 0);
pixaDestroy(&pixa);
pixDestroy(&pix);
return 0;
}
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