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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.
*====================================================================*/
/*
* pixtile_reg.c
*/
#ifdef HAVE_CONFIG_H
#include <config_auto.h>
#endif /* HAVE_CONFIG_H */
#include "allheaders.h"
static l_int32 TestTiling(PIX *pixd, PIX *pixs, l_int32 nx, l_int32 ny,
l_int32 w, l_int32 h, l_int32 xoverlap,
l_int32 yoverlap);
int main(int argc,
char **argv)
{
PIX *pixs, *pixd;
setLeptDebugOK(1);
pixs = pixRead("test24.jpg");
pixd = pixCreateTemplateNoInit(pixs);
TestTiling(pixd, pixs, 1, 1, 0, 0, 183, 83);
TestTiling(pixd, pixs, 0, 1, 60, 0, 30, 20);
TestTiling(pixd, pixs, 1, 0, 0, 60, 40, 40);
TestTiling(pixd, pixs, 0, 0, 27, 31, 27, 31);
TestTiling(pixd, pixs, 0, 0, 400, 400, 40, 20);
TestTiling(pixd, pixs, 7, 9, 0, 0, 35, 35);
TestTiling(pixd, pixs, 0, 0, 27, 31, 0, 0);
TestTiling(pixd, pixs, 7, 9, 0, 0, 0, 0);
pixDestroy(&pixs);
pixDestroy(&pixd);
return 0;
}
l_int32
TestTiling(PIX *pixd,
PIX *pixs,
l_int32 nx,
l_int32 ny,
l_int32 w,
l_int32 h,
l_int32 xoverlap,
l_int32 yoverlap)
{
l_int32 i, j, same;
PIX *pixt;
PIXTILING *pt;
pixClearAll(pixd);
pt = pixTilingCreate(pixs, nx, ny, w, h, xoverlap, yoverlap);
pixTilingGetCount(pt, &nx, &ny);
pixTilingGetSize(pt, &w, &h);
if (pt)
lept_stderr("nx,ny = %d,%d; w,h = %d,%d; overlap = %d,%d\n",
nx, ny, w, h, pt->xoverlap, pt->yoverlap);
else
return 1;
for (i = 0; i < ny; i++) {
for (j = 0; j < nx; j++) {
pixt = pixTilingGetTile(pt, i, j);
pixTilingPaintTile(pixd, i, j, pixt, pt);
pixDestroy(&pixt);
}
}
pixEqual(pixs, pixd, &same);
if (same)
lept_stderr("Tiling OK\n");
else
lept_stderr("Tiling ERROR !\n");
pixTilingDestroy(&pt);
return 0;
}
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