libcamera  v0.5.0+21-72c3deff
Supporting cameras in Linux since 2019
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camera_manager.h
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1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
2 /*
3  * Copyright (C) 2018, Google Inc.
4  *
5  * Camera management
6  */
7 
8 #pragma once
9 
10 #include <memory>
11 #include <string>
12 #include <string_view>
13 #include <sys/types.h>
14 #include <vector>
15 
16 #include <libcamera/base/class.h>
17 #include <libcamera/base/object.h>
18 #include <libcamera/base/signal.h>
19 
20 namespace libcamera {
21 
22 class Camera;
23 
24 class CameraManager : public Object, public Extensible
25 {
26  LIBCAMERA_DECLARE_PRIVATE()
27 public:
28  CameraManager();
30 
31  int start();
32  void stop();
33 
34  std::vector<std::shared_ptr<Camera>> cameras() const;
35  std::shared_ptr<Camera> get(std::string_view id);
36 
37  static const std::string &version() { return version_; }
38 
41 
42 private:
43  LIBCAMERA_DISABLE_COPY(CameraManager)
44 
45  static const std::string version_;
46  static CameraManager *self_;
47 };
48 
49 } /* namespace libcamera */
Top-level libcamera namespace.
Definition: bound_method.h:15
~CameraManager()
Destroy the camera manager.
Definition: camera_manager.cpp:307
static const std::string & version()
Retrieve the libcamera version string.
Definition: camera_manager.h:37
Signal< std::shared_ptr< Camera > > cameraAdded
Notify of a new camera added to the system.
Definition: camera_manager.h:39
Signal & slot implementation.
std::vector< std::shared_ptr< Camera > > cameras() const
Retrieve all available cameras.
Definition: camera_manager.cpp:364
int start()
Start the camera manager.
Definition: camera_manager.cpp:324
Provide access and manage all cameras in the system.
Definition: camera_manager.h:24
void stop()
Stop the camera manager.
Definition: camera_manager.cpp:346
Generic signal and slot communication mechanism.
Definition: signal.h:38
Signal< std::shared_ptr< Camera > > cameraRemoved
Notify of a new camera removed from the system.
Definition: camera_manager.h:40