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
|
/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2022, Ideas On Board
*
* module.h - IPA module
*/
#pragma once
#include <list>
#include <memory>
#include <string>
#include <vector>
#include <libcamera/base/log.h>
#include <libcamera/base/utils.h>
#include "libcamera/internal/yaml_parser.h"
#include "algorithm.h"
namespace libcamera {
LOG_DECLARE_CATEGORY(IPAModuleAlgo)
namespace ipa {
template<typename _Context, typename _FrameContext, typename _Config,
typename _Params, typename _Stats>
class Module : public Loggable
{
public:
using Context = _Context;
using FrameContext = _FrameContext;
using Config = _Config;
using Params = _Params;
using Stats = _Stats;
virtual ~Module() {}
const std::list<std::unique_ptr<Algorithm<Module>>> &algorithms() const
{
return algorithms_;
}
int createAlgorithms(Context &context, const YamlObject &algorithms)
{
const auto &list = algorithms.asList();
for (const auto &[i, algo] : utils::enumerate(list)) {
if (!algo.isDictionary()) {
LOG(IPAModuleAlgo, Error)
<< "Invalid YAML syntax for algorithm " << i;
algorithms_.clear();
return -EINVAL;
}
int ret = createAlgorithm(context, algo);
if (ret) {
algorithms_.clear();
return ret;
}
}
return 0;
}
static void registerAlgorithm(AlgorithmFactoryBase<Module> *factory)
{
factories().push_back(factory);
}
private:
int createAlgorithm(Context &context, const YamlObject &data)
{
const auto &[name, algoData] = *data.asDict().begin();
std::unique_ptr<Algorithm<Module>> algo = createAlgorithm(name);
if (!algo) {
LOG(IPAModuleAlgo, Error)
<< "Algorithm '" << name << "' not found";
return -EINVAL;
}
int ret = algo->init(context, algoData);
if (ret) {
LOG(IPAModuleAlgo, Error)
<< "Algorithm '" << name << "' failed to initialize";
return ret;
}
LOG(IPAModuleAlgo, Debug)
<< "Instantiated algorithm '" << name << "'";
algorithms_.push_back(std::move(algo));
return 0;
}
static std::unique_ptr<Algorithm<Module>> createAlgorithm(const std::string &name)
{
for (const AlgorithmFactoryBase<Module> *factory : factories()) {
if (factory->name() == name)
return factory->create();
}
return nullptr;
}
static std::vector<AlgorithmFactoryBase<Module> *> &factories()
{
/*
* The static factories map is defined inside the function to ensure
* it gets initialized on first use, without any dependency on
* link order.
*/
static std::vector<AlgorithmFactoryBase<Module> *> factories;
return factories;
}
std::list<std::unique_ptr<Algorithm<Module>>> algorithms_;
};
} /* namespace ipa */
} /* namespace libcamera */
|
