Tesseract  3.02
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tovars.cpp
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1 /**********************************************************************
2  * File: tovars.cpp (Formerly to_vars.c)
3  * Description: Variables used by textord.
4  * Author: Ray Smith
5  * Created: Tue Aug 24 16:55:02 BST 1993
6  *
7  * (C) Copyright 1993, Hewlett-Packard Ltd.
8  ** Licensed under the Apache License, Version 2.0 (the "License");
9  ** you may not use this file except in compliance with the License.
10  ** You may obtain a copy of the License at
11  ** http://www.apache.org/licenses/LICENSE-2.0
12  ** Unless required by applicable law or agreed to in writing, software
13  ** distributed under the License is distributed on an "AS IS" BASIS,
14  ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  ** See the License for the specific language governing permissions and
16  ** limitations under the License.
17  *
18  **********************************************************************/
19 
20 #include "mfcpch.h"
21 #include "tovars.h"
22 #include "params.h"
23 
24 #define EXTERN
25 
26 EXTERN BOOL_VAR (textord_show_initial_words, FALSE, "Display separate words");
27 EXTERN BOOL_VAR (textord_show_new_words, FALSE, "Display separate words");
29 "Display forced fixed pitch words");
30 EXTERN BOOL_VAR (textord_blocksall_fixed, FALSE, "Moan about prop blocks");
32 "Moan about fixed pitch blocks");
33 EXTERN BOOL_VAR (textord_blocksall_testing, FALSE, "Dump stats when moaning");
34 EXTERN BOOL_VAR (textord_test_mode, FALSE, "Do current test");
36 "Max pixel gap for broken pixed pitch");
37 EXTERN INT_VAR (textord_debug_block, 0, "Block to do debug on");
38 EXTERN INT_VAR (textord_pitch_range, 2, "Max range test on pitch");
40 "Smoothing gap stats");
42 "Smoothing width stats");
44 "Ile of blob widths for space est");
45 EXTERN double_VAR (textord_words_maxspace, 4.0, "Multiple of xheight");
47 "Max believable third space");
49 "Fraction of xheight");
50 EXTERN double_VAR (textord_words_min_minspace, 0.3, "Fraction of xheight");
52 "Fraction of xheight");
54 "Max inital cluster size");
56 "Min initial cluster spacing");
58 "Fraction of valid gaps needed");
60 "Pitch sync threshold");
62 "Threshold for definite fixed");
64 "Threshold for definite prop");
66 "Rows required to outvote a veto");
68 "Fraction of xheight for sameness");
70 "Scale scores on big words");
71 EXTERN double_VAR (words_initial_lower, 0.5, "Max inital cluster size");
72 EXTERN double_VAR (words_initial_upper, 0.15, "Min initial cluster spacing");
73 EXTERN double_VAR (words_default_prop_nonspace, 0.25, "Fraction of xheight");
74 EXTERN double_VAR (words_default_fixed_space, 0.75, "Fraction of xheight");
75 EXTERN double_VAR (words_default_fixed_limit, 0.6, "Allowed size variance");
77 "Non-fuzzy spacing region");
79 "Min ratio space/nonspace");
81 "Min ratio space/nonspace");
82 EXTERN double_VAR (textord_fpiqr_ratio, 1.5, "Pitch IQR/Gap IQR threshold");
83 EXTERN double_VAR (textord_max_pitch_iqr, 0.20, "Xh fraction noise in pitch");
84 EXTERN double_VAR (textord_fp_min_width, 0.5, "Min width of decent blobs");