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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.
*====================================================================*/
/*
* livre_seedgen.c
*/
#ifdef HAVE_CONFIG_H
#include <config_auto.h>
#endif /* HAVE_CONFIG_H */
#include "allheaders.h"
int main(int argc,
char **argv)
{
l_int32 i;
PIX *pixs, *pix1, *pix2, *pix3;
PIXA *pixa;
setLeptDebugOK(1);
pixs = pixRead("pageseg2.tif");
startTimer();
for (i = 0; i < 100; i++) {
pix1 = pixReduceRankBinaryCascade(pixs, 1, 4, 4, 3);
pixDestroy(&pix1);
}
lept_stderr("Time: %8.4f sec\n", stopTimer() / 100.);
/* 4 2x rank reductions (levels 1, 4, 4, 3), followed by 5x5 opening */
pixa = pixaCreate(0);
pixaAddPix(pixa, pixs, L_INSERT);
pix1 = pixReduceRankBinaryCascade(pixs, 1, 4, 0, 0);
pixaAddPix(pixa, pix1, L_INSERT);
pix2 = pixReduceRankBinaryCascade(pix1, 4, 3, 0, 0);
pixaAddPix(pixa, pix2, L_INSERT);
pixOpenBrick(pix2, pix2, 5, 5);
pix3 = pixExpandBinaryReplicate(pix2, 2, 2);
pixaAddPix(pixa, pix3, L_INSERT);
/* Generate the output image */
lept_mkdir("lept/livre");
lept_stderr("Writing to: /tmp/lept/livre/seedgen.png\n");
pix1 = pixaDisplayTiledAndScaled(pixa, 8, 350, 4, 0, 25, 2);
pixWrite("/tmp/lept/livre/seedgen.png", pix1, IFF_PNG);
pixDisplay(pix1, 1100, 0);
pixDestroy(&pix1);
pixaDestroy(&pixa);
return 0;
}
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