2018-04-26 01:04:50 +08:00
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/**********************************************************************
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* File: tovars.cpp (Formerly to_vars.c)
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* Description: Variables used by textord.
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* Author: Ray Smith
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* Created: Tue Aug 24 16:55:02 BST 1993
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*
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* (C) Copyright 1993, Hewlett-Packard Ltd.
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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** http://www.apache.org/licenses/LICENSE-2.0
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*
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**********************************************************************/
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#include "tovars.h"
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#include "params.h"
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#define EXTERN
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EXTERN BOOL_VAR (textord_show_initial_words, FALSE, "Display separate words");
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EXTERN BOOL_VAR (textord_show_new_words, FALSE, "Display separate words");
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EXTERN BOOL_VAR (textord_show_fixed_words, FALSE,
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"Display forced fixed pitch words");
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EXTERN BOOL_VAR (textord_blocksall_fixed, FALSE, "Moan about prop blocks");
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EXTERN BOOL_VAR (textord_blocksall_prop, FALSE,
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"Moan about fixed pitch blocks");
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EXTERN BOOL_VAR (textord_blocksall_testing, FALSE, "Dump stats when moaning");
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EXTERN BOOL_VAR (textord_test_mode, FALSE, "Do current test");
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EXTERN INT_VAR (textord_dotmatrix_gap, 3,
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"Max pixel gap for broken pixed pitch");
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EXTERN INT_VAR (textord_debug_block, 0, "Block to do debug on");
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EXTERN INT_VAR (textord_pitch_range, 2, "Max range test on pitch");
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EXTERN double_VAR (textord_wordstats_smooth_factor, 0.05,
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"Smoothing gap stats");
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EXTERN double_VAR (textord_width_smooth_factor, 0.10,
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"Smoothing width stats");
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EXTERN double_VAR (textord_words_width_ile, 0.4,
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"Ile of blob widths for space est");
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EXTERN double_VAR (textord_words_maxspace, 4.0, "Multiple of xheight");
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EXTERN double_VAR (textord_words_default_maxspace, 3.5,
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"Max believable third space");
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EXTERN double_VAR (textord_words_default_minspace, 0.6,
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"Fraction of xheight");
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EXTERN double_VAR (textord_words_min_minspace, 0.3, "Fraction of xheight");
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EXTERN double_VAR (textord_words_default_nonspace, 0.2,
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"Fraction of xheight");
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EXTERN double_VAR(textord_words_initial_lower, 0.25,
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"Max initial cluster size");
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EXTERN double_VAR (textord_words_initial_upper, 0.15,
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"Min initial cluster spacing");
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EXTERN double_VAR (textord_words_minlarge, 0.75,
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"Fraction of valid gaps needed");
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EXTERN double_VAR (textord_words_pitchsd_threshold, 0.040,
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"Pitch sync threshold");
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EXTERN double_VAR (textord_words_def_fixed, 0.016,
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"Threshold for definite fixed");
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EXTERN double_VAR (textord_words_def_prop, 0.090,
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"Threshold for definite prop");
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EXTERN INT_VAR (textord_words_veto_power, 5,
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"Rows required to outvote a veto");
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EXTERN double_VAR (textord_pitch_rowsimilarity, 0.08,
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"Fraction of xheight for sameness");
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EXTERN BOOL_VAR (textord_pitch_scalebigwords, FALSE,
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"Scale scores on big words");
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EXTERN double_VAR(words_initial_lower, 0.5, "Max initial cluster size");
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EXTERN double_VAR (words_initial_upper, 0.15, "Min initial cluster spacing");
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EXTERN double_VAR (words_default_prop_nonspace, 0.25, "Fraction of xheight");
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EXTERN double_VAR (words_default_fixed_space, 0.75, "Fraction of xheight");
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EXTERN double_VAR (words_default_fixed_limit, 0.6, "Allowed size variance");
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EXTERN double_VAR (textord_words_definite_spread, 0.30,
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"Non-fuzzy spacing region");
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EXTERN double_VAR (textord_spacesize_ratiofp, 2.8,
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"Min ratio space/nonspace");
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EXTERN double_VAR (textord_spacesize_ratioprop, 2.0,
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"Min ratio space/nonspace");
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EXTERN double_VAR (textord_fpiqr_ratio, 1.5, "Pitch IQR/Gap IQR threshold");
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EXTERN double_VAR (textord_max_pitch_iqr, 0.20, "Xh fraction noise in pitch");
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EXTERN double_VAR (textord_fp_min_width, 0.5, "Min width of decent blobs");
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