Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/tesseract/src/ccstruct/rejctmap.h @ 46:7ee69f120f19 default tip

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>>>>> tag v1.26.5+1 for changeset b74429b0f5c4
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 11 Oct 2025 17:17:30 +0200
parents b50eed0cc0ef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /**********************************************************************
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2 * File: rejctmap.h (Formerly rejmap.h)
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3 * Description: REJ and REJMAP class functions.
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4 * Author: Phil Cheatle
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5 *
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6 * (C) Copyright 1994, Hewlett-Packard Ltd.
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7 ** Licensed under the Apache License, Version 2.0 (the "License");
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8 ** you may not use this file except in compliance with the License.
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9 ** You may obtain a copy of the License at
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10 ** http://www.apache.org/licenses/LICENSE-2.0
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11 ** Unless required by applicable law or agreed to in writing, software
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12 ** distributed under the License is distributed on an "AS IS" BASIS,
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13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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14 ** See the License for the specific language governing permissions and
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15 ** limitations under the License.
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16 *
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18 This module may look unnecessarily verbose, but here's the philosophy...
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20 ALL processing of the reject map is done in this module. There are lots of
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21 separate calls to set reject/accept flags. These have DELIBERATELY been kept
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22 distinct so that this module can decide what to do.
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24 Basically, there is a flag for each sort of rejection or acceptance. This
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25 provides a history of what has happened to EACH character.
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27 Determining whether a character is CURRENTLY rejected depends on implicit
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28 understanding of the SEQUENCE of possible calls. The flags are defined and
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29 grouped in the REJ_FLAGS enum. These groupings are used in determining a
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30 characters CURRENT rejection status. Basically, a character is ACCEPTED if
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32 none of the permanent rej flags are set
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33 AND ( the character has never been rejected
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34 OR an accept flag is set which is LATER than the latest reject flag )
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36 IT IS FUNDAMENTAL THAT ANYONE HACKING THIS CODE UNDERSTANDS THE SIGNIFICANCE
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37 OF THIS IMPLIED TEMPORAL ORDERING OF THE FLAGS!!!!
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38 **********************************************************************/
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40 #ifndef REJCTMAP_H
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41 #define REJCTMAP_H
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43 #include "errcode.h"
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44 #include "params.h"
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46 #include <bitset>
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47 #include <memory>
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49 namespace tesseract {
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51 enum REJ_FLAGS {
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52 /* Reject modes which are NEVER overridden */
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53 R_TESS_FAILURE, // PERM Tess didn't classify
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54 R_SMALL_XHT, // PERM Xht too small
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55 R_EDGE_CHAR, // PERM Too close to edge of image
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56 R_1IL_CONFLICT, // PERM 1Il confusion
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57 R_POSTNN_1IL, // PERM 1Il unrejected by NN
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58 R_REJ_CBLOB, // PERM Odd blob
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59 R_MM_REJECT, // PERM Matrix match rejection (m's)
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60 R_BAD_REPETITION, // TEMP Repeated char which doesn't match trend
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62 /* Initial reject modes (pre NN_ACCEPT) */
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63 R_POOR_MATCH, // TEMP Ray's original heuristic (Not used)
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64 R_NOT_TESS_ACCEPTED, // TEMP Tess didn't accept WERD
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65 R_CONTAINS_BLANKS, // TEMP Tess failed on other chs in WERD
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66 R_BAD_PERMUTER, // POTENTIAL Bad permuter for WERD
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68 /* Reject modes generated after NN_ACCEPT but before MM_ACCEPT */
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69 R_HYPHEN, // TEMP Post NN dodgy hyphen or full stop
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70 R_DUBIOUS, // TEMP Post NN dodgy chars
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71 R_NO_ALPHANUMS, // TEMP No alphanumerics in word after NN
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72 R_MOSTLY_REJ, // TEMP Most of word rejected so rej the rest
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73 R_XHT_FIXUP, // TEMP Xht tests unsure
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75 /* Reject modes generated after MM_ACCEPT but before QUALITY_ACCEPT */
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76 R_BAD_QUALITY, // TEMP Quality metrics bad for WERD
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78 /* Reject modes generated after QUALITY_ACCEPT but before MINIMAL_REJ accep*/
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79 R_DOC_REJ, // TEMP Document rejection
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80 R_BLOCK_REJ, // TEMP Block rejection
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81 R_ROW_REJ, // TEMP Row rejection
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82 R_UNLV_REJ, // TEMP ~ turned to - or ^ turned to space
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84 /* Accept modes which occur between the above rejection groups */
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85 R_NN_ACCEPT, // NN acceptance
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86 R_HYPHEN_ACCEPT, // Hyphen acceptance
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87 R_MM_ACCEPT, // Matrix match acceptance
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88 R_QUALITY_ACCEPT, // Accept word in good quality doc
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89 R_MINIMAL_REJ_ACCEPT // Accept EVERYTHING except tess failures
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90 };
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92 /* REJECT MAP VALUES */
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94 #define MAP_ACCEPT '1'
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95 #define MAP_REJECT_PERM '0'
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96 #define MAP_REJECT_TEMP '2'
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97 #define MAP_REJECT_POTENTIAL '3'
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98
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parents:
diff changeset
99 class REJ {
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
100 std::bitset<32> flags;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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101
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parents:
diff changeset
102 void set_flag(REJ_FLAGS rej_flag) {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
103 flags.set(rej_flag);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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104 }
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parents:
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105
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parents:
diff changeset
106 public:
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
107 REJ() = default;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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108
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parents:
diff changeset
109 REJ( // classwise copy
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
110 const REJ &source) {
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
111 flags = source.flags;
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112 }
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113
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
114 REJ &operator=( // assign REJ
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
115 const REJ &source) = default;
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116
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parents:
diff changeset
117 bool flag(REJ_FLAGS rej_flag) const {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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diff changeset
118 return flags[rej_flag];
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119 }
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120
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
121 char display_char() const {
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
122 if (perm_rejected()) {
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
123 return MAP_REJECT_PERM;
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
124 } else if (accept_if_good_quality()) {
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125 return MAP_REJECT_POTENTIAL;
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
126 } else if (rejected()) {
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>
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127 return MAP_REJECT_TEMP;
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128 } else {
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129 return MAP_ACCEPT;
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130 }
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131 }
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132
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
133 bool perm_rejected() const { // Is char perm reject?
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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134 return (flag(R_TESS_FAILURE) || flag(R_SMALL_XHT) || flag(R_EDGE_CHAR) ||
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Franz Glasner <fzglas.hg@dom66.de>
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135 flag(R_1IL_CONFLICT) || flag(R_POSTNN_1IL) || flag(R_REJ_CBLOB) ||
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
136 flag(R_BAD_REPETITION) || flag(R_MM_REJECT));
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Franz Glasner <fzglas.hg@dom66.de>
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137 }
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138
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parents:
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139 private:
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
140 bool rej_before_nn_accept() const {
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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141 return flag(R_POOR_MATCH) || flag(R_NOT_TESS_ACCEPTED) ||
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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142 flag(R_CONTAINS_BLANKS) || flag(R_BAD_PERMUTER);
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143 }
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144
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parents:
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145 bool rej_between_nn_and_mm() const {
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146 return flag(R_HYPHEN) || flag(R_DUBIOUS) || flag(R_NO_ALPHANUMS) ||
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
147 flag(R_MOSTLY_REJ) || flag(R_XHT_FIXUP);
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148 }
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149
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diff changeset
150 bool rej_between_mm_and_quality_accept() const {
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parents:
diff changeset
151 return flag(R_BAD_QUALITY);
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152 }
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153
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parents:
diff changeset
154 bool rej_between_quality_and_minimal_rej_accept() const {
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parents:
diff changeset
155 return flag(R_DOC_REJ) || flag(R_BLOCK_REJ) || flag(R_ROW_REJ) ||
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
156 flag(R_UNLV_REJ);
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parents:
diff changeset
157 }
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parents:
diff changeset
158
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parents:
diff changeset
159 bool rej_before_mm_accept() const {
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parents:
diff changeset
160 return rej_between_nn_and_mm() ||
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parents:
diff changeset
161 (rej_before_nn_accept() && !flag(R_NN_ACCEPT) &&
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parents:
diff changeset
162 !flag(R_HYPHEN_ACCEPT));
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parents:
diff changeset
163 }
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parents:
diff changeset
164
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parents:
diff changeset
165 bool rej_before_quality_accept() const {
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parents:
diff changeset
166 return rej_between_mm_and_quality_accept() ||
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parents:
diff changeset
167 (!flag(R_MM_ACCEPT) && rej_before_mm_accept());
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parents:
diff changeset
168 }
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parents:
diff changeset
169
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parents:
diff changeset
170 public:
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
171 bool rejected() const { // Is char rejected?
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
172 if (flag(R_MINIMAL_REJ_ACCEPT)) {
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
173 return false;
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parents:
diff changeset
174 } 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
175 return (perm_rejected() || rej_between_quality_and_minimal_rej_accept() ||
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
176 (!flag(R_QUALITY_ACCEPT) && rej_before_quality_accept()));
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
177 }
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parents:
diff changeset
178 }
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parents:
diff changeset
179
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parents:
diff changeset
180 bool accept_if_good_quality() const { // potential rej?
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
181 return (rejected() && !perm_rejected() && flag(R_BAD_PERMUTER) &&
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
182 !flag(R_POOR_MATCH) && !flag(R_NOT_TESS_ACCEPTED) &&
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
183 !flag(R_CONTAINS_BLANKS) &&
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
184 (!rej_between_nn_and_mm() && !rej_between_mm_and_quality_accept() &&
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
185 !rej_between_quality_and_minimal_rej_accept()));
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
186 }
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
187
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
188 void setrej_tess_failure() { // Tess generated blank
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
189 set_flag(R_TESS_FAILURE);
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
190 }
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
191
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
192 void setrej_small_xht() { // Small xht char/wd
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
193 set_flag(R_SMALL_XHT);
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
194 }
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
195
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
196 void setrej_edge_char() { // Close to image edge
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
197 set_flag(R_EDGE_CHAR);
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
198 }
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
199
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
200 void setrej_1Il_conflict() { // Initial reject map
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
201 set_flag(R_1IL_CONFLICT);
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 }
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 void setrej_postNN_1Il() { // 1Il after NN
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 set_flag(R_POSTNN_1IL);
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 }
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
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 void setrej_rej_cblob() { // Insert duff blob
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 set_flag(R_REJ_CBLOB);
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 void setrej_mm_reject() { // Matrix matcher
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 set_flag(R_MM_REJECT);
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
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 void setrej_bad_repetition() { // Odd repeated char
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 set_flag(R_BAD_REPETITION);
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
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 void setrej_poor_match() { // Failed Rays heuristic
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 set_flag(R_POOR_MATCH);
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 }
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 void setrej_not_tess_accepted() {
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 // TEMP reject_word
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 set_flag(R_NOT_TESS_ACCEPTED);
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 }
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
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 void setrej_contains_blanks() {
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 // TEMP reject_word
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 set_flag(R_CONTAINS_BLANKS);
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
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 void setrej_bad_permuter() { // POTENTIAL reject_word
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 set_flag(R_BAD_PERMUTER);
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 }
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
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 void setrej_hyphen() { // PostNN dubious hyphen or .
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 set_flag(R_HYPHEN);
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 }
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
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 void setrej_dubious() { // PostNN dubious limit
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 set_flag(R_DUBIOUS);
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 }
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
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 void setrej_no_alphanums() { // TEMP reject_word
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 set_flag(R_NO_ALPHANUMS);
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 }
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
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 void setrej_mostly_rej() { // TEMP reject_word
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 set_flag(R_MOSTLY_REJ);
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 }
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
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 void setrej_xht_fixup() { // xht fixup
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 set_flag(R_XHT_FIXUP);
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 }
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
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 void setrej_bad_quality() { // TEMP reject_word
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 set_flag(R_BAD_QUALITY);
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 }
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 void setrej_doc_rej() { // TEMP reject_word
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 set_flag(R_DOC_REJ);
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 }
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
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 void setrej_block_rej() { // TEMP reject_word
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 set_flag(R_BLOCK_REJ);
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 }
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 void setrej_row_rej() { // TEMP reject_word
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 set_flag(R_ROW_REJ);
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
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
274 void setrej_unlv_rej() { // TEMP reject_word
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
275 set_flag(R_UNLV_REJ);
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
276 }
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
277
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
278 void setrej_hyphen_accept() { // NN Flipped a char
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
279 set_flag(R_HYPHEN_ACCEPT);
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
280 }
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
281
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
282 void setrej_nn_accept() { // NN Flipped a char
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
283 set_flag(R_NN_ACCEPT);
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
284 }
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
285
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
286 void setrej_mm_accept() { // Matrix matcher
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
287 set_flag(R_MM_ACCEPT);
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
288 }
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
289
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
290 void setrej_quality_accept() { // Quality flip a char
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
291 set_flag(R_QUALITY_ACCEPT);
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
292 }
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
293
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
294 void setrej_minimal_rej_accept() {
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
295 // Accept all except blank
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
296 set_flag(R_MINIMAL_REJ_ACCEPT);
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
297 }
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
298
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
299 bool accepted() const { // Is char accepted?
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
300 return !rejected();
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301 }
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302
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303 bool recoverable() const {
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304 return (rejected() && !perm_rejected());
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305 }
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306
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307 void full_print(FILE *fp) const;
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308 };
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309
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310 class REJMAP {
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311 std::unique_ptr<REJ[]> ptr; // ptr to the chars
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312 uint16_t len = 0; // Number of chars
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313
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314 public:
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315 REJMAP() = default;
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316
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317 REJMAP(const REJMAP &rejmap) {
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318 *this = rejmap;
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319 }
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320
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321 REJMAP &operator=(const REJMAP &source);
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322
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323 // Sets up the ptr array to length, whatever it was before.
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324 void initialise(uint16_t length);
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325
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326 REJ &operator[]( // access function
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327 uint16_t index) const // map index
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328 {
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329 ASSERT_HOST(index < len);
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330 return ptr[index]; // no bounds checks
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331 }
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332
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333 uint16_t length() const { // map length
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334 return len;
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335 }
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336
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337 int16_t accept_count() const; // How many accepted?
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338
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339 int16_t reject_count() const { // How many rejects?
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340 return len - accept_count();
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341 }
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342
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343 // Cut out an element.
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344 void remove_pos(uint16_t pos);
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345
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346 void print(FILE *fp) const;
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347
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348 void full_print(FILE *fp) const;
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349
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350 bool recoverable_rejects() const; // Any non perm rejs?
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351
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352 bool quality_recoverable_rejects() const;
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353 // Any potential rejs?
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354
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355 void rej_word_small_xht(); // Reject whole word
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356 // Reject whole word
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357 void rej_word_tess_failure();
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358 void rej_word_not_tess_accepted();
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359 // Reject whole word
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360 // Reject whole word
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361 void rej_word_contains_blanks();
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362 // Reject whole word
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363 void rej_word_bad_permuter();
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364 void rej_word_xht_fixup(); // Reject whole word
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365 // Reject whole word
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366 void rej_word_no_alphanums();
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367 void rej_word_mostly_rej(); // Reject whole word
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368 void rej_word_bad_quality(); // Reject whole word
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369 void rej_word_doc_rej(); // Reject whole word
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370 void rej_word_block_rej(); // Reject whole word
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371 void rej_word_row_rej(); // Reject whole word
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372 };
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373
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374 } // namespace tesseract
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375
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376 #endif