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
|
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2019, Google Inc.
*
* camera-sensor.cpp - Camera sensor tests
*/
#include <algorithm>
#include <iostream>
#include <linux/media-bus-format.h>
#include <libcamera/base/utils.h>
#include "libcamera/internal/camera_lens.h"
#include "libcamera/internal/camera_sensor.h"
#include "libcamera/internal/device_enumerator.h"
#include "libcamera/internal/media_device.h"
#include "libcamera/internal/v4l2_subdevice.h"
#include "test.h"
using namespace std;
using namespace libcamera;
class CameraSensorTest : public Test
{
protected:
int init()
{
enumerator_ = DeviceEnumerator::create();
if (!enumerator_) {
cerr << "Failed to create device enumerator" << endl;
return TestFail;
}
if (enumerator_->enumerate()) {
cerr << "Failed to enumerate media devices" << endl;
return TestFail;
}
DeviceMatch dm("vimc");
media_ = enumerator_->search(dm);
if (!media_) {
cerr << "Unable to find \'vimc\' media device node" << endl;
return TestSkip;
}
MediaEntity *entity = media_->getEntityByName("Sensor A");
if (!entity) {
cerr << "Unable to find media entity 'Sensor A'" << endl;
return TestFail;
}
sensor_ = new CameraSensor(entity);
if (sensor_->init() < 0) {
cerr << "Unable to initialise camera sensor" << endl;
return TestFail;
}
lens_ = sensor_->focusLens();
if (lens_)
cout << "Found lens controller" << endl;
return TestPass;
}
int run()
{
if (sensor_->model() != "Sensor A") {
cerr << "Incorrect sensor model '" << sensor_->model()
<< "'" << endl;
return TestFail;
}
const std::vector<unsigned int> &codes = sensor_->mbusCodes();
auto iter = std::find(codes.begin(), codes.end(),
MEDIA_BUS_FMT_ARGB8888_1X32);
if (iter == codes.end()) {
cerr << "Sensor doesn't support ARGB8888_1X32" << endl;
return TestFail;
}
const std::vector<Size> &sizes = sensor_->sizes(*iter);
auto iter2 = std::find(sizes.begin(), sizes.end(),
Size(4096, 2160));
if (iter2 == sizes.end()) {
cerr << "Sensor doesn't support 4096x2160" << endl;
return TestFail;
}
const Size &resolution = sensor_->resolution();
if (resolution != Size(4096, 2160)) {
cerr << "Incorrect sensor resolution " << resolution << endl;
return TestFail;
}
/* Use an invalid format and make sure it's not selected. */
V4L2SubdeviceFormat format = sensor_->getFormat({ 0xdeadbeef,
MEDIA_BUS_FMT_SBGGR10_1X10,
MEDIA_BUS_FMT_BGR888_1X24 },
Size(1024, 768));
if (format.code != MEDIA_BUS_FMT_SBGGR10_1X10 ||
format.size != Size(4096, 2160)) {
cerr << "Failed to get a suitable format, expected 4096x2160-0x"
<< utils::hex(MEDIA_BUS_FMT_SBGGR10_1X10)
<< ", got " << format << endl;
return TestFail;
}
if (lens_ && lens_->setFocusPosition(10)) {
cerr << "Failed to set lens focus position" << endl;
return TestFail;
}
return TestPass;
}
void cleanup()
{
delete sensor_;
}
private:
std::unique_ptr<DeviceEnumerator> enumerator_;
std::shared_ptr<MediaDevice> media_;
CameraSensor *sensor_;
CameraLens *lens_;
};
TEST_REGISTER(CameraSensorTest)
|
