Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/leptonica/src/fmorphgen.1.c @ 32:72c1b70d4f5c

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author Franz Glasner <fzglas.hg@dom66.de>
date Sun, 21 Sep 2025 15:10:12 +0200
parents b50eed0cc0ef
children
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2
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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1 /*====================================================================*
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2 - Copyright (C) 2001 Leptonica. All rights reserved.
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3 -
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4 - Redistribution and use in source and binary forms, with or without
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5 - modification, are permitted provided that the following conditions
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6 - are met:
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7 - 1. Redistributions of source code must retain the above copyright
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8 - notice, this list of conditions and the following disclaimer.
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9 - 2. Redistributions in binary form must reproduce the above
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10 - copyright notice, this list of conditions and the following
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11 - disclaimer in the documentation and/or other materials
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12 - provided with the distribution.
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13 -
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14 - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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15 - ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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16 - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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17 - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANY
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18 - CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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19 - EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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20 - PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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21 - PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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22 - OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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23 - NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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24 - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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25 *====================================================================*/
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26
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27 /*!
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28 * Top-level fast binary morphology with auto-generated sels
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29 *
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30 * PIX *pixMorphDwa_1()
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31 * PIX *pixFMorphopGen_1()
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32 */
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33
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34 #include <string.h>
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35 #include "allheaders.h"
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37 PIX *pixMorphDwa_1(PIX *pixd, PIX *pixs, l_int32 operation, char *selname);
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38 PIX *pixFMorphopGen_1(PIX *pixd, PIX *pixs, l_int32 operation, char *selname);
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39 l_int32 fmorphopgen_low_1(l_uint32 *datad, l_int32 w,
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40 l_int32 h, l_int32 wpld,
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41 l_uint32 *datas, l_int32 wpls,
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42 l_int32 index);
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44 static l_int32 NUM_SELS_GENERATED = 58;
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45 static char SEL_NAMES[][80] = {
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46 "sel_2h",
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47 "sel_3h",
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48 "sel_4h",
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49 "sel_5h",
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50 "sel_6h",
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51 "sel_7h",
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52 "sel_8h",
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53 "sel_9h",
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54 "sel_10h",
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55 "sel_11h",
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56 "sel_12h",
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57 "sel_13h",
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58 "sel_14h",
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59 "sel_15h",
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60 "sel_20h",
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61 "sel_21h",
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62 "sel_25h",
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63 "sel_30h",
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64 "sel_31h",
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65 "sel_35h",
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66 "sel_40h",
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67 "sel_41h",
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68 "sel_45h",
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69 "sel_50h",
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70 "sel_51h",
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71 "sel_2v",
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72 "sel_3v",
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73 "sel_4v",
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74 "sel_5v",
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75 "sel_6v",
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76 "sel_7v",
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77 "sel_8v",
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78 "sel_9v",
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79 "sel_10v",
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80 "sel_11v",
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81 "sel_12v",
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82 "sel_13v",
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83 "sel_14v",
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84 "sel_15v",
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85 "sel_20v",
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86 "sel_21v",
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87 "sel_25v",
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88 "sel_30v",
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89 "sel_31v",
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90 "sel_35v",
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91 "sel_40v",
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92 "sel_41v",
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93 "sel_45v",
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94 "sel_50v",
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95 "sel_51v",
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96 "sel_2",
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97 "sel_3",
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98 "sel_4",
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99 "sel_5",
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100 "sel_2dp",
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101 "sel_2dm",
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102 "sel_5dp",
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103 "sel_5dm"};
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104
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105 /*!
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106 * \brief pixMorphDwa_1()
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107 *
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108 * \param[in] pixd usual 3 choices: null, == pixs, != pixs
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109 * \param[in] pixs 1 bpp
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110 * \param[in] operation L_MORPH_DILATE, L_MORPH_ERODE,
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111 * L_MORPH_OPEN, L_MORPH_CLOSE
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112 * \param[in] sel name
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113 * \return pixd
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114 *
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115 * <pre>
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116 * Notes:
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117 * (1) This simply adds a border, calls the appropriate
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118 * pixFMorphopGen_*(), and removes the border.
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119 * See the notes for that function.
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120 * (2) The size of the border depends on the operation
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121 * and the boundary conditions.
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122 * </pre>
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123 */
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124 PIX *
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125 pixMorphDwa_1(PIX *pixd,
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126 PIX *pixs,
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127 l_int32 operation,
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128 char *selname)
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129 {
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130 l_int32 bordercolor, bordersize;
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131 PIX *pixt1, *pixt2, *pixt3;
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132
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133 if (!pixs)
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134 return (PIX *)ERROR_PTR("pixs not defined", __func__, pixd);
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135 if (pixGetDepth(pixs) != 1)
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136 return (PIX *)ERROR_PTR("pixs must be 1 bpp", __func__, pixd);
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137
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138 /* Set the border size */
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139 bordercolor = getMorphBorderPixelColor(L_MORPH_ERODE, 1);
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140 bordersize = 32;
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141 if (bordercolor == 0 && operation == L_MORPH_CLOSE)
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142 bordersize += 32;
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143
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144 pixt1 = pixAddBorder(pixs, bordersize, 0);
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145 pixt2 = pixFMorphopGen_1(NULL, pixt1, operation, selname);
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146 pixt3 = pixRemoveBorder(pixt2, bordersize);
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147 pixDestroy(&pixt1);
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148 pixDestroy(&pixt2);
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149
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150 if (!pixd)
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151 return pixt3;
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152
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153 pixCopy(pixd, pixt3);
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154 pixDestroy(&pixt3);
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155 return pixd;
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156 }
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157
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158
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159 /*!
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160 * \brief pixFMorphopGen_1()
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161 *
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162 * \param[in] pixd usual 3 choices: null, == pixs, != pixs
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163 * \param[in] pixs 1 bpp
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164 * \param[in] operation L_MORPH_DILATE, L_MORPH_ERODE,
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165 * L_MORPH_OPEN, L_MORPH_CLOSE
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166 * \param[in] sel name
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167 * \return pixd
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168 *
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169 * <pre>
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170 * Notes:
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171 * (1) This is a dwa operation, and the Sels must be limited in
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172 * size to not more than 31 pixels about the origin.
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173 * (2) A border of appropriate size (32 pixels, or 64 pixels
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174 * for safe closing with asymmetric b.c.) must be added before
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175 * this function is called.
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176 * (3) This handles all required setting of the border pixels
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177 * before erosion and dilation.
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178 * (4) The closing operation is safe; no pixels can be removed
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179 * near the boundary.
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180 * </pre>
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181 */
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182 PIX *
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183 pixFMorphopGen_1(PIX *pixd,
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184 PIX *pixs,
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185 l_int32 operation,
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186 char *selname)
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187 {
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188 l_int32 i, index, found, w, h, wpls, wpld, bordercolor, erodeop, borderop;
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189 l_uint32 *datad, *datas, *datat;
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190 PIX *pixt;
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191
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192 if (!pixs)
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193 return (PIX *)ERROR_PTR("pixs not defined", __func__, pixd);
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194 if (pixGetDepth(pixs) != 1)
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195 return (PIX *)ERROR_PTR("pixs must be 1 bpp", __func__, pixd);
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196
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197 /* Get boundary colors to use */
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198 bordercolor = getMorphBorderPixelColor(L_MORPH_ERODE, 1);
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199 if (bordercolor == 1)
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200 erodeop = PIX_SET;
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diff changeset
201 else
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
202 erodeop = PIX_CLR;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
203
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
204 found = FALSE;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
205 for (i = 0; i < NUM_SELS_GENERATED; i++) {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
206 if (strcmp(selname, SEL_NAMES[i]) == 0) {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
207 found = TRUE;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
208 index = 2 * i;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
209 break;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
210 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
211 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
212 if (found == FALSE)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
213 return (PIX *)ERROR_PTR("sel index not found", __func__, pixd);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
214
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
215 if (!pixd) {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
216 if ((pixd = pixCreateTemplate(pixs)) == NULL)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
217 return (PIX *)ERROR_PTR("pixd not made", __func__, NULL);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
218 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
219 else /* for in-place or pre-allocated */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
220 pixResizeImageData(pixd, pixs);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
221 wpls = pixGetWpl(pixs);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
222 wpld = pixGetWpl(pixd);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
223
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
224 /* The images must be surrounded, in advance, with a border of
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
225 * size 32 pixels (or 64, for closing), that we'll read from.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
226 * Fabricate a "proper" image as the subimage within the 32
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
227 * pixel border, having the following parameters: */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
228 w = pixGetWidth(pixs) - 64;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
229 h = pixGetHeight(pixs) - 64;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
230 datas = pixGetData(pixs) + 32 * wpls + 1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
231 datad = pixGetData(pixd) + 32 * wpld + 1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
232
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
233 if (operation == L_MORPH_DILATE || operation == L_MORPH_ERODE) {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
234 borderop = PIX_CLR;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
235 if (operation == L_MORPH_ERODE) {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
236 borderop = erodeop;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
237 index++;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
238 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
239 if (pixd == pixs) { /* in-place; generate a temp image */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
240 if ((pixt = pixCopy(NULL, pixs)) == NULL)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
241 return (PIX *)ERROR_PTR("pixt not made", __func__, pixd);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
242 datat = pixGetData(pixt) + 32 * wpls + 1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
243 pixSetOrClearBorder(pixt, 32, 32, 32, 32, borderop);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
244 fmorphopgen_low_1(datad, w, h, wpld, datat, wpls, index);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
245 pixDestroy(&pixt);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
246 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
247 else { /* not in-place */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
248 pixSetOrClearBorder(pixs, 32, 32, 32, 32, borderop);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
249 fmorphopgen_low_1(datad, w, h, wpld, datas, wpls, index);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
250 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
251 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
252 else { /* opening or closing; generate a temp image */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
253 if ((pixt = pixCreateTemplate(pixs)) == NULL)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
254 return (PIX *)ERROR_PTR("pixt not made", __func__, pixd);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
255 datat = pixGetData(pixt) + 32 * wpls + 1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
256 if (operation == L_MORPH_OPEN) {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
257 pixSetOrClearBorder(pixs, 32, 32, 32, 32, erodeop);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
258 fmorphopgen_low_1(datat, w, h, wpls, datas, wpls, index+1);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
259 pixSetOrClearBorder(pixt, 32, 32, 32, 32, PIX_CLR);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
260 fmorphopgen_low_1(datad, w, h, wpld, datat, wpls, index);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
261 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
262 else { /* closing */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
263 pixSetOrClearBorder(pixs, 32, 32, 32, 32, PIX_CLR);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
264 fmorphopgen_low_1(datat, w, h, wpls, datas, wpls, index);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
265 pixSetOrClearBorder(pixt, 32, 32, 32, 32, erodeop);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
266 fmorphopgen_low_1(datad, w, h, wpld, datat, wpls, index+1);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
267 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
268 pixDestroy(&pixt);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
269 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
270
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
271 return pixd;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
272 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
273