OCR工程可直接使用，，，包含

/*====================================================================* - 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. *====================================================================*/ /*! * Top-level fast binary morphology with auto-generated sels * --- * PIX *pixMorphDwa_*() --- * PIX *pixFMorphopGen_*() */ #include <string.h> #include "allheaders.h" --- This file is: morphtemplate1.txt --- --- We need to include these prototypes: --- PIX *pixMorphDwa_*(PIX *pixd, PIX *pixs, l_int32 operation, --- char *selname); --- PIX *pixFMorphopGen_*(PIX *pixd, PIX *pixs, l_int32 operation, --- char *selname); --- l_int32 fmorphopgen_low_*(l_uint32 *datad, l_int32 w, l_int32 h, --- l_int32 wpld, l_uint32 *datas, --- l_int32 wpls, l_int32 index); --- --- We need to input two static globals here: --- static l_int32 NUM_SELS_GENERATED = <some number>; --- static char SEL_NAMES[][80] = {"<string1>", "<string2>", ...}; /*! --- * \brief pixMorphDwa_*() * * \param[in] pixd usual 3 choices: null, == pixs, != pixs * \param[in] pixs 1 bpp * \param[in] operation L_MORPH_DILATE, L_MORPH_ERODE, * L_MORPH_OPEN, L_MORPH_CLOSE * \param[in] sel name * \return pixd * * <pre> * Notes: * (1) This simply adds a border, calls the appropriate * pixFMorphopGen_*(), and removes the border. * See the notes for that function. * (2) The size of the border depends on the operation * and the boundary conditions. * </pre> */ PIX * --- pixMorphDwa_*(PIX *pixd, PIX *pixs, l_int32 operation, char *selname) { l_int32 bordercolor, bordersize; PIX *pixt1, *pixt2, *pixt3; --- PROCNAME("pixMorpDwa_*"); if (!pixs) return (PIX *)ERROR_PTR("pixs not defined", procName, pixd); if (pixGetDepth(pixs) != 1) return (PIX *)ERROR_PTR("pixs must be 1 bpp", procName, pixd); /* Set the border size */ bordercolor = getMorphBorderPixelColor(L_MORPH_ERODE, 1); bordersize = 32; if (bordercolor == 0 && operation == L_MORPH_CLOSE) bordersize += 32; pixt1 = pixAddBorder(pixs, bordersize, 0); --- pixt2 = pixFMorphopGen_*(NULL, pixt1, operation, selname); pixt3 = pixRemoveBorder(pixt2, bordersize); pixDestroy(&pixt1); pixDestroy(&pixt2); if (!pixd) return pixt3; pixCopy(pixd, pixt3); pixDestroy(&pixt3); return pixd; } /*! --- * \brief pixFMorphopGen_*() * * \param[in] pixd usual 3 choices: null, == pixs, != pixs * \param[in] pixs 1 bpp * \param[in] operation L_MORPH_DILATE, L_MORPH_ERODE, * L_MORPH_OPEN, L_MORPH_CLOSE * \param[in] sel name * \return pixd * * <pre> * Notes: * (1) This is a dwa operation, and the Sels must be limited in * size to not more than 31 pixels about the origin. * (2) A border of appropriate size (32 pixels, or 64 pixels * for safe closing with asymmetric b.c.) must be added before * this function is called. * (3) This handles all required setting of the border pixels * before erosion and dilation. * (4) The closing operation is safe; no pixels can be removed * near the boundary. * </pre> */ PIX * --- pixFMorphopGen_*(PIX *pixd, PIX *pixs, l_int32 operation, char *selname) { l_int32 i, index, found, w, h, wpls, wpld, bordercolor, erodeop, borderop; l_uint32 *datad, *datas, *datat; PIX *pixt; --- PROCNAME("pixFMorphopGen_*"); if (!pixs) return (PIX *)ERROR_PTR("pixs not defined", procName, pixd); if (pixGetDepth(pixs) != 1) return (PIX *)ERROR_PTR("pixs must be 1 bpp", procName, pixd); /* Get boundary colors to use */ bordercolor = getMorphBorderPixelColor(L_MORPH_ERODE, 1); if (bordercolor == 1) erodeop = PIX_SET; else erodeop = PIX_CLR; found = FALSE; for (i = 0; i < NUM_SELS_GENERATED; i++) { if (strcmp(selname, SEL_NAMES[i]) == 0) { found = TRUE; index = 2 * i; break; } } if (found == FALSE) return (PIX *)ERROR_PTR("sel index not found", procName, pixd); if (!pixd) { if ((pixd = pixCreateTemplate(pixs)) == NULL) return (PIX *)ERROR_PTR("pixd not made", procName, NULL); } else /* for in-place or pre-allocated */ pixResizeImageData(pixd, pixs); wpls = pixGetWpl(pixs); wpld = pixGetWpl(pixd); /* The images must be surrounded, in advance, with a border of * size 32 pixels (or 64, for closing), that we'll read from. * Fabricate a "proper" image as the subimage within the 32 * pixel border, having the following parameters: */ w = pixGetWidth(pixs) - 64; h = pixGetHeight(pixs) - 64; datas = pixGetData(pixs) + 32 * wpls + 1; datad = pixGetData(pixd) + 32 * wpld + 1; if (operation == L_MORPH_DILATE || operation == L_MORPH_ERODE) { borderop = PIX_CLR; if (operation == L_MORPH_ERODE) { borderop = erodeop; index++; } if (pixd == pixs) { /* in-place; generate a temp image */ if ((pixt = pixCopy(NULL, pixs)) == NULL) return (PIX *)ERROR_PTR("pixt not made", procName, pixd); datat = pixGetData(pixt) + 32 * wpls + 1; pixSetOrClearBorder(pixt, 32, 32, 32, 32, borderop); --- fmorphopgen_low_*(datad, w, h, wpld, datat, wpls, index); pixDestroy(&pixt); } else { /* not in-place */ pixSetOrClearBorder(pixs, 32, 32, 32, 32, borderop); --- fmorphopgen_low_*(datad, w, h, wpld, datas, wpls, index); } } else { /* opening or closing; generate a temp image */ if ((pixt = pixCreateTemplate(pixs)) == NULL) return (PIX *)ERROR_PTR("pixt not made", procName, pixd); datat = pixGetData(pixt) + 32 * wpls + 1; if (operation == L_MORPH_OPEN) { pixSetOrClearBorder(pixs, 32, 32, 32, 32, erodeop); --- fmorphopgen_low_*(datat, w, h, wpls, datas, wpls, index + 1); pixSetOrClearBorder(pixt, 32, 32, 32, 32, PIX_CLR); --- fmorphopgen_low_*(datad, w, h, wpld, datat, wpls, index); } else { /* closing */ pi