1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2013, OpenCV Foundation, all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#ifndef __OPENCV_DNN_LAYER_HPP__
#define __OPENCV_DNN_LAYER_HPP__
#include <opencv2/dnn.hpp>
namespace cv
{
namespace dnn
{
//! @addtogroup dnn
//! @{
//!
//! @defgroup dnnLayerFactory Utilities for New Layers Registration
//! @{
/** @brief %Layer factory allows to create instances of registered layers. */
class CV_EXPORTS LayerFactory
{
public:
//! Each Layer class must provide this function to the factory
typedef Ptr<Layer>(*Constuctor)(LayerParams ¶ms);
//! Registers the layer class with typename @p type and specified @p constructor.
static void registerLayer(const String &type, Constuctor constructor);
//! Unregisters registered layer with specified type name.
static void unregisterLayer(const String &type);
/** @brief Creates instance of registered layer.
* @param type type name of creating layer.
* @param params parameters which will be used for layer initialization.
*/
static Ptr<Layer> createLayerInstance(const String &type, LayerParams& params);
private:
LayerFactory();
struct Impl;
static Ptr<Impl> impl();
};
/** @brief Registers layer constructor in runtime.
* @param type string, containing type name of the layer.
* @param constuctorFunc pointer to the function of type LayerRegister::Constuctor, which creates the layer.
* @details This macros must be placed inside the function code.
*/
#define REG_RUNTIME_LAYER_FUNC(type, constuctorFunc) \
cv::dnn::LayerFactory::registerLayer(#type, constuctorFunc);
/** @brief Registers layer class in runtime.
* @param type string, containing type name of the layer.
* @param class C++ class, derived from Layer.
* @details This macros must be placed inside the function code.
*/
#define REG_RUNTIME_LAYER_CLASS(type, class) \
cv::dnn::LayerFactory::registerLayer(#type, _layerDynamicRegisterer<class>);
/** @brief Registers layer constructor on module load time.
* @param type string, containing type name of the layer.
* @param constuctorFunc pointer to the function of type LayerRegister::Constuctor, which creates the layer.
* @details This macros must be placed outside the function code.
*/
#define REG_STATIC_LAYER_FUNC(type, constuctorFunc) \
static cv::dnn::_LayerStaticRegisterer __LayerStaticRegisterer_##type(#type, constuctorFunc);
/** @brief Registers layer class on module load time.
* @param type string, containing type name of the layer.
* @param class C++ class, derived from Layer.
* @details This macros must be placed outside the function code.
*/
#define REG_STATIC_LAYER_CLASS(type, class) \
Ptr<Layer> __LayerStaticRegisterer_func_##type(LayerParams ¶ms) \
{ return Ptr<Layer>(new class(params)); } \
static _LayerStaticRegisterer __LayerStaticRegisterer_##type(#type, __LayerStaticRegisterer_func_##type);
//! @}
//! @}
template<typename LayerClass>
Ptr<Layer> _layerDynamicRegisterer(LayerParams ¶ms)
{
return Ptr<Layer>(new LayerClass(params));
}
//allows automatically register created layer on module load time
class _LayerStaticRegisterer
{
String type;
public:
_LayerStaticRegisterer(const String &layerType, LayerFactory::Constuctor layerConstuctor)
{
this->type = layerType;
LayerFactory::registerLayer(layerType, layerConstuctor);
}
~_LayerStaticRegisterer()
{
LayerFactory::unregisterLayer(type);
}
};
}
}
#endif
|
