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
|
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2019, Google Inc.
*
* main.cpp - qcam - The libcamera GUI test application
*/
#include <signal.h>
#include <string.h>
#include <QApplication>
#include <QtDebug>
#include <libcamera/camera_manager.h>
#include "../cam/options.h"
#include "../cam/stream_options.h"
#include "main_window.h"
#include "message_handler.h"
void signalHandler([[maybe_unused]] int signal)
{
qInfo() << "Exiting";
qApp->quit();
}
OptionsParser::Options parseOptions(int argc, char *argv[])
{
StreamKeyValueParser streamKeyValue;
OptionsParser parser;
parser.addOption(OptCamera, OptionString,
"Specify which camera to operate on", "camera",
ArgumentRequired, "camera");
parser.addOption(OptHelp, OptionNone, "Display this help message",
"help");
parser.addOption(OptRenderer, OptionString,
"Choose the renderer type {qt,gles} (default: qt)",
"renderer", ArgumentRequired, "renderer");
parser.addOption(OptStream, &streamKeyValue,
"Set configuration of a camera stream", "stream", true);
parser.addOption(OptVerbose, OptionNone,
"Print verbose log messages", "verbose");
OptionsParser::Options options = parser.parse(argc, argv);
if (options.isSet(OptHelp))
parser.usage();
return options;
}
int main(int argc, char **argv)
{
QApplication app(argc, argv);
int ret;
OptionsParser::Options options = parseOptions(argc, argv);
if (!options.valid())
return EXIT_FAILURE;
if (options.isSet(OptHelp))
return 0;
MessageHandler msgHandler(options.isSet(OptVerbose));
struct sigaction sa = {};
sa.sa_handler = &signalHandler;
sigaction(SIGINT, &sa, nullptr);
CameraManager *cm = new CameraManager();
ret = cm->start();
if (ret) {
qInfo() << "Failed to start camera manager:"
<< strerror(-ret);
return EXIT_FAILURE;
}
MainWindow *mainWindow = new MainWindow(cm, options);
mainWindow->show();
ret = app.exec();
delete mainWindow;
cm->stop();
delete cm;
return ret;
}
|
