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https://github.com/tesseract-ocr/tesseract.git
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49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
// 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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#ifndef GAP_MAP_H
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#define GAP_MAP_H
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#include "blobbox.h"
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class GAPMAP
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{
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public:
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GAPMAP( //constructor
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TO_BLOCK *block);
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~GAPMAP () { //destructor
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if (map != NULL)
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free_mem(map);
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}
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BOOL8 table_gap( //Is gap a table?
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inT16 left, //From here
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inT16 right); //To here
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private:
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inT16 total_rows; //in block
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inT16 min_left; //Left extreme
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inT16 max_right; //Right extreme
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inT16 bucket_size; // half an x ht
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inT16 *map; //empty counts
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inT16 map_max; //map[0..max_map] defind
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BOOL8 any_tabs;
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};
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/*-----------------------------*/
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extern BOOL_VAR_H (gapmap_debug, FALSE, "Say which blocks have tables");
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extern BOOL_VAR_H (gapmap_use_ends, FALSE,
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"Use large space at start and end of rows");
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extern BOOL_VAR_H (gapmap_no_isolated_quanta, FALSE,
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"Ensure gaps not less than 2quanta wide");
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extern double_VAR_H (gapmap_big_gaps, 1.75, "xht multiplier");
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#endif
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