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da20cff7ae
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@975 d0cd1f9f-072b-0410-8dd7-cf729c803f20
128 lines
5.3 KiB
C++
128 lines
5.3 KiB
C++
///////////////////////////////////////////////////////////////////////
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// File: wordrec.cpp
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// Description: wordrec class.
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// Author: Samuel Charron
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//
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// (C) Copyright 2006, Google Inc.
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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 "wordrec.h"
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#include "language_model.h"
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#include "params.h"
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namespace tesseract {
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Wordrec::Wordrec() :
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// control parameters
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BOOL_MEMBER(merge_fragments_in_matrix, TRUE,
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"Merge the fragments in the ratings matrix and delete them"
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" after merging", params()),
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BOOL_MEMBER(wordrec_no_block, FALSE, "Don't output block information",
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params()),
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BOOL_MEMBER(wordrec_enable_assoc, TRUE, "Associator Enable",
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params()),
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BOOL_MEMBER(force_word_assoc, FALSE,
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"force associator to run regardless of what enable_assoc is."
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"This is used for CJK where component grouping is necessary.",
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CCUtil::params()),
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double_MEMBER(wordrec_worst_state, 1.0, "Worst segmentation state",
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params()),
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BOOL_MEMBER(fragments_guide_chopper, FALSE,
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"Use information from fragments to guide chopping process",
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params()),
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INT_MEMBER(repair_unchopped_blobs, 1, "Fix blobs that aren't chopped",
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params()),
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double_MEMBER(tessedit_certainty_threshold, -2.25, "Good blob limit",
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params()),
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INT_MEMBER(chop_debug, 0, "Chop debug",
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params()),
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BOOL_MEMBER(chop_enable, 1, "Chop enable",
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params()),
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BOOL_MEMBER(chop_vertical_creep, 0, "Vertical creep",
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params()),
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INT_MEMBER(chop_split_length, 10000, "Split Length",
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params()),
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INT_MEMBER(chop_same_distance, 2, "Same distance",
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params()),
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INT_MEMBER(chop_min_outline_points, 6, "Min Number of Points on Outline",
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params()),
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INT_MEMBER(chop_seam_pile_size, 150, "Max number of seams in seam_pile",
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params()),
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BOOL_MEMBER(chop_new_seam_pile, 1, "Use new seam_pile", params()),
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INT_MEMBER(chop_inside_angle, -50, "Min Inside Angle Bend",
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params()),
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INT_MEMBER(chop_min_outline_area, 2000, "Min Outline Area",
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params()),
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double_MEMBER(chop_split_dist_knob, 0.5, "Split length adjustment",
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params()),
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double_MEMBER(chop_overlap_knob, 0.9, "Split overlap adjustment",
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params()),
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double_MEMBER(chop_center_knob, 0.15, "Split center adjustment",
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params()),
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INT_MEMBER(chop_centered_maxwidth, 90, "Width of (smaller) chopped blobs "
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"above which we don't care that a chop is not near the center.",
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params()),
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double_MEMBER(chop_sharpness_knob, 0.06, "Split sharpness adjustment",
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params()),
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double_MEMBER(chop_width_change_knob, 5.0, "Width change adjustment",
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params()),
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double_MEMBER(chop_ok_split, 100.0, "OK split limit",
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params()),
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double_MEMBER(chop_good_split, 50.0, "Good split limit",
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params()),
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INT_MEMBER(chop_x_y_weight, 3, "X / Y length weight",
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params()),
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INT_MEMBER(segment_adjust_debug, 0, "Segmentation adjustment debug",
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params()),
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BOOL_MEMBER(assume_fixed_pitch_char_segment, FALSE,
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"include fixed-pitch heuristics in char segmentation",
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params()),
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INT_MEMBER(wordrec_debug_level, 0,
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"Debug level for wordrec", params()),
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INT_MEMBER(wordrec_max_join_chunks, 4,
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"Max number of broken pieces to associate", params()),
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BOOL_MEMBER(wordrec_skip_no_truth_words, false,
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"Only run OCR for words that had truth recorded in BlamerBundle",
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params()),
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BOOL_MEMBER(wordrec_debug_blamer, false,
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"Print blamer debug messages", params()),
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BOOL_MEMBER(wordrec_run_blamer, false,
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"Try to set the blame for errors", params()),
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INT_MEMBER(segsearch_debug_level, 0,
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"SegSearch debug level", params()),
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INT_MEMBER(segsearch_max_pain_points, 2000,
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"Maximum number of pain points stored in the queue",
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params()),
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INT_MEMBER(segsearch_max_futile_classifications, 20,
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"Maximum number of pain point classifications per chunk that"
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"did not result in finding a better word choice.",
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params()),
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double_MEMBER(segsearch_max_char_wh_ratio, 2.0,
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"Maximum character width-to-height ratio", params()),
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BOOL_MEMBER(save_alt_choices, true,
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"Save alternative paths found during chopping"
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" and segmentation search",
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params()) {
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prev_word_best_choice_ = NULL;
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language_model_ = new LanguageModel(&get_fontinfo_table(),
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&(getDict()));
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fill_lattice_ = NULL;
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}
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Wordrec::~Wordrec() {
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delete language_model_;
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}
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} // namespace tesseract
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