wordseg.h

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/**********************************************************************
 * File:        wordseg.h  (Formerly wspace.h)
 * Description: Code to segment the blobs into words.
 * Author:      Ray Smith
 *
 * (C) Copyright 1992, Hewlett-Packard Ltd.
 ** Licensed under the Apache License, Version 2.0 (the "License");
 ** you may not use this file except in compliance with the License.
 ** You may obtain a copy of the License at
 ** http://www.apache.org/licenses/LICENSE-2.0
 ** Unless required by applicable law or agreed to in writing, software
 ** distributed under the License is distributed on an "AS IS" BASIS,
 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 ** See the License for the specific language governing permissions and
 ** limitations under the License.
 *
 **********************************************************************/

#ifndef           WORDSEG_H
#define           WORDSEG_H

#include          "params.h"
#include          "blobbox.h"
#include          "textord.h"

namespace tesseract {
class Tesseract;
}

extern BOOL_VAR_H (textord_fp_chopping, TRUE, "Do fixed pitch chopping");
extern BOOL_VAR_H(textord_force_make_prop_words, FALSE,
                  "Force proportional word segmentation on all rows");
extern BOOL_VAR_H (textord_chopper_test, FALSE,
                   "Chopper is being tested.");

void make_single_word(bool one_blob, TO_ROW_LIST *rows, ROW_LIST* real_rows);
void make_words(tesseract::Textord *textord,
                ICOORD page_tr,                // top right
                float gradient,               // page skew
                BLOCK_LIST *blocks,           // block list
                TO_BLOCK_LIST *port_blocks);  // output list
void set_row_spaces(                  //find space sizes
        TO_BLOCK* block,  //block to do
        FCOORD rotation,  //for drawing
        bool testing_on  //correct orientation
);
int32_t row_words(                  //compute space size
        TO_BLOCK* block,  //block it came from
        TO_ROW* row,      //row to operate on
        int32_t maxwidth,   //max expected space size
        FCOORD rotation,  //for drawing
        bool testing_on  //for debug
);
int32_t row_words2(                  //compute space size
        TO_BLOCK* block,  //block it came from
        TO_ROW* row,      //row to operate on
        int32_t maxwidth,   //max expected space size
        FCOORD rotation,  //for drawing
        bool testing_on  //for debug
);
void make_real_words(
                     tesseract::Textord *textord,
                     TO_BLOCK *block,  //block to do
                     FCOORD rotation   //for drawing
                    );
ROW *make_rep_words(                 //make a row
                    TO_ROW *row,     //row to convert
                    TO_BLOCK *block  //block it lives in
                   );
WERD *make_real_word(                      //make a WERD
        BLOBNBOX_IT* box_it,  //iterator
        int32_t blobcount,      //no of blobs to use
        bool bol,            //start of line
        uint8_t blanks          //no of blanks
);
#endif