/*====================================================================* - Copyright (C) 2001 Leptonica. All rights reserved. - This software is distributed in the hope that it will be - useful, but with NO WARRANTY OF ANY KIND. - No author or distributor accepts responsibility to anyone for the - consequences of using this software, or for whether it serves any - particular purpose or works at all, unless he or she says so in - writing. Everyone is granted permission to copy, modify and - redistribute this source code, for commercial or non-commercial - purposes, with the following restrictions: (1) the origin of this - source code must not be misrepresented; (2) modified versions must - be plainly marked as such; and (3) this notice may not be removed - or altered from any source or modified source distribution. *====================================================================*/ /* * Low-level fast binary morphology with auto-generated sels * * Dispatcher: --- * l_int32 fmorphopgen_low_*() * * Static Low-level: --- * void fdilate_*_*() --- * void ferode_*_*() */ #include <stdio.h> #include "allheaders.h" --- This file is: morphtemplate2.txt --- --- insert static protos here ... /*---------------------------------------------------------------------* * Fast morph dispatcher * *---------------------------------------------------------------------*/ /* --- * fmorphopgen_low_*() * * a dispatcher to appropriate low-level code */ 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) { switch (index) { --- insert dispatcher code for fdilate* and ferode* routines ... } return 0; } /*--------------------------------------------------------------------------* * Low-level auto-generated static routines * *--------------------------------------------------------------------------*/ /* * N.B. In all the low-level routines, the part of the image * that is accessed has been clipped by 32 pixels on * all four sides. This is done in the higher level * code by redefining w and h smaller and by moving the * start-of-image pointers up to the beginning of this * interior rectangle. */ --- static void fdilate_*_*(l_uint32 *datad, l_int32 w, l_int32 h, l_int32 wpld, l_uint32 *datas, l_int32 wpls) { l_int32 i; register l_int32 j, pwpls; register l_uint32 *sptr, *dptr; --- declare wplsN args as necessary ... pwpls = (l_uint32)(w + 31) / 32; /* proper wpl of src */ for (i = 0; i < h; i++) { sptr = datas + i * wpls; dptr = datad + i * wpld; for (j = 0; j < pwpls; j++, sptr++, dptr++) { --- insert barrel-op code for *dptr here ... } } }