/*====================================================================* - 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. *====================================================================*/ /*! * Low-level fast binary morphology with auto-generated sels * * Dispatcher: --- * l_int32 fmorphopgen_low_*() * * Static Low-level: --- * void fdilate_*_*() --- * void ferode_*_*() */ #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; l_int32 j, pwpls; 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 ... } } }