comparison mupdf-source/thirdparty/tesseract/src/classify/picofeat.h @ 2:b50eed0cc0ef upstream

ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 /******************************************************************************
2 ** Filename: picofeat.h
3 ** Purpose: Definition of pico features.
4 ** Author: Dan Johnson
5 ** History: 9/4/90, DSJ, Created.
6 **
7 ** (c) Copyright Hewlett-Packard Company, 1988.
8 ** Licensed under the Apache License, Version 2.0 (the "License");
9 ** you may not use this file except in compliance with the License.
10 ** You may obtain a copy of the License at
11 ** http://www.apache.org/licenses/LICENSE-2.0
12 ** Unless required by applicable law or agreed to in writing, software
13 ** distributed under the License is distributed on an "AS IS" BASIS,
14 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 ** See the License for the specific language governing permissions and
16 ** limitations under the License.
17 ******************************************************************************/
18
19 #ifndef PICOFEAT_H
20 #define PICOFEAT_H
21
22 #include "ocrfeatures.h"
23 #include "params.h"
24
25 namespace tesseract {
26
27 // Enum for the order/type of params in IntFeatDesc.
28 enum IntParams {
29 IntX, // x-position (0-255).
30 IntY, // y-position (0-255).
31 IntDir // Direction (0-255, circular).
32 };
33
34 // Enum for the order/type of params in GeoFeatDesc.
35 enum GeoParams {
36 GeoBottom, // Bounding box bottom in baseline space (0-255).
37 GeoTop, // Bounding box top in baseline space (0-255).
38 GeoWidth, // Bounding box width in baseline space (0-255).
39
40 GeoCount // Number of geo features.
41 };
42
43 typedef enum { PicoFeatY, PicoFeatDir, PicoFeatX } PICO_FEAT_PARAM_NAME;
44
45 #define MAX_PICO_FEATURES (1000)
46
47 /*---------------------------------------------------------------------------
48 Variables
49 ----------------------------------------------------------------------------*/
50
51 extern double_VAR_H(classify_pico_feature_length);
52
53 /**----------------------------------------------------------------------------
54 Public Function Prototypes
55 ----------------------------------------------------------------------------**/
56 #define GetPicoFeatureLength() (PicoFeatureLength)
57
58 /**----------------------------------------------------------------------------
59 Global Data Definitions and Declarations
60 ----------------------------------------------------------------------------**/
61 extern TESS_API float PicoFeatureLength;
62
63 } // namespace tesseract
64
65 #endif