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Diffstat (limited to 'leptonica/prog/fhmtauto_reg.c')
-rw-r--r-- | leptonica/prog/fhmtauto_reg.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/leptonica/prog/fhmtauto_reg.c b/leptonica/prog/fhmtauto_reg.c new file mode 100644 index 00000000..7d7331e1 --- /dev/null +++ b/leptonica/prog/fhmtauto_reg.c @@ -0,0 +1,90 @@ +/*====================================================================* + - 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. + *====================================================================*/ + +/* + * fhmtauto_reg.c + * + * Basic regression test for hit-miss transform: rasterops & dwa. + * + * Tests hmt from a set of hmt structuring elements + * by comparing the full image rasterop results with the + * automatically generated dwa results. + * + * Results must be identical for all operations. + */ + +#ifdef HAVE_CONFIG_H +#include <config_auto.h> +#endif /* HAVE_CONFIG_H */ + +#include "allheaders.h" + +int main(int argc, + char **argv) +{ +l_int32 i, nsels, same1, same2; +char *selname; +PIX *pixs, *pixref, *pix1, *pix2, *pix3, *pix4; +SEL *sel; +SELA *sela; +L_REGPARAMS *rp; + + if (regTestSetup(argc, argv, &rp)) + return 1; + + pixs = pixRead("feyn.tif"); + sela = selaAddHitMiss(NULL); + nsels = selaGetCount(sela); + + for (i = 0; i < nsels; i++) + { + sel = selaGetSel(sela, i); + selname = selGetName(sel); + + pixref = pixHMT(NULL, pixs, sel); + pix1 = pixAddBorder(pixs, 32, 0); + pix2 = pixFHMTGen_1(NULL, pix1, selname); + pix3 = pixRemoveBorder(pix2, 32); + pix4 = pixHMTDwa_1(NULL, pixs, selname); + regTestComparePix(rp, pixref, pix3); /* 0, 2, ... 18 */ + regTestComparePix(rp, pixref, pix4); /* 1, 3, ... 19 */ + pixEqual(pixref, pix3, &same1); + pixEqual(pixref, pix4, &same2); + if (!same1 || !same2) + lept_stderr("hmt differ for sel %d (%s)\n", i, selname); + if (rp->display && same1 && same2) + lept_stderr("hmt are identical for sel %d (%s)\n", i, selname); + pixDestroy(&pixref); + pixDestroy(&pix1); + pixDestroy(&pix2); + pixDestroy(&pix3); + pixDestroy(&pix4); + } + + pixDestroy(&pixs); + selaDestroy(&sela); + return regTestCleanup(rp); +} |