Tesseract  3.02
tesseract-ocr/classify/mfx.h
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00001 /******************************************************************************
00002  **     Filename:       mfx.h
00003  **     Purpose:        Definition of micro-feature extraction routines
00004  **     Author:         Dan Johnson
00005  **     History:        5/29/89, DSJ, Created.
00006  **
00007  **     (c) Copyright Hewlett-Packard Company, 1988.
00008  ** Licensed under the Apache License, Version 2.0 (the "License");
00009  ** you may not use this file except in compliance with the License.
00010  ** You may obtain a copy of the License at
00011  ** http://www.apache.org/licenses/LICENSE-2.0
00012  ** Unless required by applicable law or agreed to in writing, software
00013  ** distributed under the License is distributed on an "AS IS" BASIS,
00014  ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00015  ** See the License for the specific language governing permissions and
00016  ** limitations under the License.
00017  ******************************************************************************/
00018 #ifndef   MFX_H
00019 #define   MFX_H
00020 
00024 #include "params.h"
00029 /* old numbers corresponded to 10.0 degrees and 80.0 degrees */
00030 extern double_VAR_H(classify_min_slope, 0.414213562,
00031                     "Slope below which lines are called horizontal");
00032 extern double_VAR_H(classify_max_slope, 2.414213562,
00033                     "Slope above which lines are called vertical");
00034 
00038 CHAR_FEATURES BlobMicroFeatures(TBLOB *Blob, const DENORM& denorm);
00039 
00040 #endif