diff options
Diffstat (limited to 'src/gstreamer/gstlibcamera-utils.h')
0 files changed, 0 insertions, 0 deletions
![]() |
index : libcamera/libcamera.git | |
libcamera official repository | git repository hosting on libcamera.org |
summaryrefslogtreecommitdiff |
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2020, Umang Jain <email@uajain.com>
*
* hotplug-cameras.cpp - Test cameraAdded/cameraRemoved signals in CameraManager
*/
#include <dirent.h>
#include <fstream>
#include <iostream>
#include <string.h>
#include <unistd.h>
#include <libcamera/camera.h>
#include <libcamera/camera_manager.h>
#include <libcamera/base/event_dispatcher.h>
#include <libcamera/base/file.h>
#include <libcamera/base/thread.h>
#include <libcamera/base/timer.h>
#include "test.h"
using namespace libcamera;
class HotplugTest : public Test
{
protected:
void cameraAddedHandler([[maybe_unused]] std::shared_ptr<Camera> cam)
{
cameraAdded_ = true;
}
void cameraRemovedHandler([[maybe_unused]] std::shared_ptr<Camera> cam)
{
cameraRemoved_ = true;
}
int init()
{
if (!File::exists("/sys/module/uvcvideo")) {
std::cout << "uvcvideo driver is not loaded, skipping" << std::endl;
return TestSkip;
}
if (geteuid() != 0) {
std::cout << "This test requires root permissions, skipping" << std::endl;
return TestSkip;
}
cm_ = new CameraManager();
if (cm_->start()) {
std::cout << "Failed to start camera manager" << std::endl;
return TestFail;
}
cameraAdded_ = false;
cameraRemoved_ = false;
cm_->cameraAdded.connect(this, &HotplugTest::cameraAddedHandler);
cm_->cameraRemoved.connect(this, &HotplugTest::cameraRemovedHandler);
return 0;
}
int run()
{
DIR *dir;
struct dirent *dirent;
std::string uvcDeviceDir;
dir = opendir(uvcDriverDir_.c_str());
/* Find a UVC device directory, which we can bind/unbind. */
while ((dirent = readdir(dir)) != nullptr) {
if (!File::exists(uvcDriverDir_ + dirent->d_name + "/video4linux"))
continue;
uvcDeviceDir = dirent->d_name;
break;
}
closedir(dir);