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picofeat.h
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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 #ifndef PICOFEAT_H
19 #define PICOFEAT_H
20
24 #include "ocrfeatures.h"
25 #include "params.h"
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
44 { PicoFeatY, PicoFeatDir, PicoFeatX }
45 PICO_FEAT_PARAM_NAME;
46
47 #define MAX_PICO_FEATURES (1000)
48
49 /*---------------------------------------------------------------------------
50 Variables
51 ----------------------------------------------------------------------------*/
52
53 extern double_VAR_H(classify_pico_feature_length, 0.05, "Pico Feature Length");
54
55
59 #define GetPicoFeatureLength() (PicoFeatureLength)
60
61 FEATURE_SET ExtractIntCNFeatures(TBLOB *Blob, const DENORM& denorm);
62 FEATURE_SET ExtractIntGeoFeatures(TBLOB *Blob, const DENORM& denorm);
63
67 extern FLOAT32 PicoFeatureLength;
68 #endif