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-rw-r--r--src/qcam/main.cpp75
1 files changed, 75 insertions, 0 deletions
diff --git a/src/qcam/main.cpp b/src/qcam/main.cpp
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+++ b/src/qcam/main.cpp
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * main.cpp - cam - The libcamera swiss army knife
+ */
+
+#include <iostream>
+#include <signal.h>
+#include <string.h>
+
+#include <QApplication>
+
+#include <libcamera/camera_manager.h>
+
+#include "main_window.h"
+#include "../cam/options.h"
+#include "qt_event_dispatcher.h"
+
+void signalHandler(int signal)
+{
+ std::cout << "Exiting" << std::endl;
+ qApp->quit();
+}
+
+OptionsParser::Options parseOptions(int argc, char *argv[])
+{
+ OptionsParser parser;
+ parser.addOption(OptCamera, OptionString,
+ "Specify which camera to operate on", "camera",
+ ArgumentRequired, "camera");
+ parser.addOption(OptHelp, OptionNone, "Display this help message",
+ "help");
+
+ 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;
+
+ struct sigaction sa = {};
+ sa.sa_handler = &signalHandler;
+ sigaction(SIGINT, &sa, nullptr);
+
+ std::unique_ptr<EventDispatcher> dispatcher(new QtEventDispatcher());
+ CameraManager *cm = CameraManager::instance();
+ cm->setEventDispatcher(std::move(dispatcher));
+
+ ret = cm->start();
+ if (ret) {
+ std::cout << "Failed to start camera manager: "
+ << strerror(-ret) << std::endl;
+ return EXIT_FAILURE;
+ }
+
+ MainWindow *mainWindow = new MainWindow(options);
+ mainWindow->show();
+ ret = app.exec();
+ delete mainWindow;
+
+ cm->stop();
+ return ret;
+}