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/*====================================================================*
- Copyright (C) 2001 Leptonica. All rights reserved.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. 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.
-
- 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 ANY
- 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.
*====================================================================*/
/*
* pixa2_reg.c
*
* Tests various replacement functions on pixa.
*/
#ifdef HAVE_CONFIG_H
#include <config_auto.h>
#endif /* HAVE_CONFIG_H */
#include "allheaders.h"
int main(int argc,
char **argv)
{
const char *name;
l_int32 i, n;
BOX *box;
PIX *pix0, *pix1, *pixd;
PIXA *pixa;
SARRAY *sa1, *sa2, *sa3, *sa4;
L_REGPARAMS *rp;
if (regTestSetup(argc, argv, &rp))
return 1;
/* ---------------- Find all the jpg and tif images --------------- */
sa1 = getSortedPathnamesInDirectory(".", ".jpg", 0, 0);
sa2 = getSortedPathnamesInDirectory(".", ".tif", 0, 0);
sa3 = sarraySelectByRange(sa1, 10, 19);
sa4 = sarraySelectByRange(sa2, 10, 19);
sarrayJoin(sa3, sa4);
n =sarrayGetCount(sa3);
sarrayDestroy(&sa1);
sarrayDestroy(&sa2);
sarrayDestroy(&sa4);
if (rp->display) sarrayWriteStream(stderr, sa3);
/* ---------------- Use replace to fill up a pixa -------------------*/
pixa = pixaCreate(1);
pixaExtendArrayToSize(pixa, n);
if ((pix0 = pixRead("marge.jpg")) == NULL)
rp->success = FALSE;
pix1 = pixScaleToSize(pix0, 144, 108); /* scale 0.25 */
pixDestroy(&pix0);
pixaInitFull(pixa, pix1, NULL); /* fill it up */
pixd = pixaDisplayTiledInRows(pixa, 32, 1000, 1.0, 0, 25, 2);
pixDisplayWithTitle(pixd, 100, 100, NULL, rp->display);
pixWrite("/tmp/lept/regout/pixa2-1.jpg", pixd, IFF_JFIF_JPEG);
pixDestroy(&pix1);
pixDestroy(&pixd);
/* ---------------- And again with jpgs and tifs -------------------*/
for (i = 0; i < n; i++) {
name = sarrayGetString(sa3, i, L_NOCOPY);
if ((pix0 = pixRead(name)) == NULL) {
lept_stderr("Error in %s_reg: failed to read %s\n",
rp->testname, name);
rp->success = FALSE;
continue;
}
pix1 = pixScaleToSize(pix0, 144, 108);
pixaReplacePix(pixa, i, pix1, NULL);
pixDestroy(&pix0);
}
pixd = pixaDisplayTiledInRows(pixa, 32, 1000, 1.0, 0, 25, 2);
pixDisplayWithTitle(pixd, 400, 100, NULL, rp->display);
pixWrite("/tmp/lept/regout/pixa2-2.jpg", pixd, IFF_JFIF_JPEG);
pixDestroy(&pixd);
/* ---------------- And again, reversing the order ------------------*/
box = boxCreate(0, 0, 0, 0);
pixaInitFull(pixa, NULL, box);
boxDestroy(&box);
for (i = 0; i < n; i++) {
name = sarrayGetString(sa3, i, L_NOCOPY);
if ((pix0 = pixRead(name)) == NULL) {
lept_stderr("Error in %s_reg: failed to read %s\n",
rp->testname, name);
rp->success = FALSE;
continue;
}
pix1 = pixScaleToSize(pix0, 144, 108);
pixaReplacePix(pixa, n - 1 - i, pix1, NULL);
pixDestroy(&pix0);
}
pixd = pixaDisplayTiledInRows(pixa, 32, 1000, 1.0, 0, 25, 2);
pixDisplayWithTitle(pixd, 700, 100, NULL, rp->display);
pixWrite("/tmp/lept/regout/pixa2-3.jpg", pixd, IFF_JFIF_JPEG);
pixDestroy(&pixd);
sarrayDestroy(&sa3);
pixaDestroy(&pixa);
return regTestCleanup(rp);
}
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