7#ifndef __LIBCAMERA_CAMERA_H__
8#define __LIBCAMERA_CAMERA_H__
27class FrameBufferAllocator;
40 using iterator = std::vector<StreamConfiguration>::iterator;
65 std::size_t
size()
const;
75class Camera final :
public Object,
public std::enable_shared_from_this<Camera>,
81 static std::shared_ptr<Camera>
create(std::unique_ptr<Private> d,
82 const std::string &
id,
83 const std::set<Stream *> &
streams);
85 const std::string &
id()
const;
97 const std::set<Stream *> &
streams()
const;
110 Camera(std::unique_ptr<Private> d,
const std::string &
id,
111 const std::set<Stream *> &
streams);
116 void requestComplete(
Request *request);
119 int exportFrameBuffers(
Stream *stream,
120 std::vector<std::unique_ptr<FrameBuffer>> *buffers);
Utilities to help constructing class interfaces.
#define LIBCAMERA_DECLARE_PRIVATE()
Declare private data for a public class.
#define LIBCAMERA_DISABLE_COPY(klass)
Disable copy construction and assignment of the klass.
Hold configuration for streams of the camera.
Definition: camera.h:32
std::vector< StreamConfiguration >::iterator iterator
Iterator for the stream configurations in the camera configuration.
Definition: camera.h:40
std::vector< StreamConfiguration > config_
The vector of stream configurations.
Definition: camera.h:72
virtual Status validate()=0
Validate and possibly adjust the camera configuration.
StreamConfiguration & at(unsigned int index)
Retrieve a reference to a stream configuration.
Definition: camera.cpp:214
Status
Validity of a camera configuration.
Definition: camera.h:34
@ Valid
Definition: camera.h:35
@ Adjusted
Definition: camera.h:36
@ Invalid
Definition: camera.h:37
const StreamConfiguration & operator[](unsigned int index) const
Retrieve a const reference to a stream configuration.
Definition: camera.h:54
bool empty() const
Check if the camera configuration is empty.
Definition: camera.cpp:303
CameraConfiguration()
Create an empty camera configuration.
Definition: camera.cpp:159
std::size_t size() const
Retrieve the number of stream configurations.
Definition: camera.cpp:312
void addConfiguration(const StreamConfiguration &cfg)
Add a stream configuration to the camera configuration.
Definition: camera.cpp:172
iterator begin()
Retrieve an iterator to the first stream configuration in the sequence.
Definition: camera.cpp:263
iterator end()
Retrieve an iterator pointing to the past-the-end stream configuration in the sequence.
Definition: camera.cpp:283
std::vector< StreamConfiguration >::const_iterator const_iterator
Const iterator for the stream configuration in the camera configuration.
Definition: camera.h:41
StreamConfiguration & operator[](unsigned int index)
Retrieve a reference to a stream configuration.
Definition: camera.h:50
Transform transform
User-specified transform to be applied to the image.
Definition: camera.h:67
Camera device.
Definition: camera.h:77
const std::set< Stream * > & streams() const
Retrieve all the camera's stream information.
Definition: camera.cpp:838
const ControlInfoMap & controls() const
Retrieve the list of controls supported by the camera.
Definition: camera.cpp:809
const std::string & id() const
Retrieve the ID of the camera.
Definition: camera.cpp:641
std::unique_ptr< CameraConfiguration > generateConfiguration(const StreamRoles &roles={})
Generate a default camera configuration according to stream roles.
Definition: camera.cpp:859
static std::shared_ptr< Camera > create(std::unique_ptr< Private > d, const std::string &id, const std::set< Stream * > &streams)
Create a camera instance.
Definition: camera.cpp:600
int configure(CameraConfiguration *config)
Configure the camera prior to capture.
Definition: camera.cpp:920
int stop()
Stop capture from camera.
Definition: camera.cpp:1111
int acquire()
Acquire the camera device for exclusive access.
Definition: camera.cpp:746
int release()
Release exclusive access to the camera device.
Definition: camera.cpp:783
int start(const ControlList *controls=nullptr)
Start capture from camera.
Definition: camera.cpp:1076
std::unique_ptr< Request > createRequest(uint64_t cookie=0)
Create a request object for the camera.
Definition: camera.cpp:992
Signal< Request * > requestCompleted
Signal emitted when a request queued to the camera has completed.
Definition: camera.h:88
int queueRequest(Request *request)
Queue a request to the camera.
Definition: camera.cpp:1024
const ControlList & properties() const
Retrieve the list of properties of the camera.
Definition: camera.cpp:822
Signal disconnected
Signal emitted when the camera is disconnected from the system.
Definition: camera.h:89
Signal< Request *, FrameBuffer * > bufferCompleted
Signal emitted when a buffer for a request queued to the camera has completed.
Definition: camera.h:87
A map of ControlId to ControlInfo.
Definition: controls.h:306
Associate a list of ControlId with their values for an object.
Definition: controls.h:350
Base class to manage private data through a d-pointer.
Definition: class.h:62
FrameBuffer allocator for applications.
Definition: framebuffer_allocator.h:23
Base object to support automatic signal disconnection.
Definition: object.h:25
Create and manage cameras based on a set of media devices.
Definition: pipeline_handler.h:37
A frame capture request.
Definition: request.h:29
Generic signal and slot communication mechanism.
Definition: signal.h:39
Video stream for a camera.
Definition: stream.h:71
Framework to manage controls related to an object.
Top-level libcamera namespace.
Definition: backtrace.h:17
Transform
Enum to represent a 2D plane transform.
Definition: transform.h:15
std::vector< StreamRole > StreamRoles
A vector of StreamRole.
Definition: stream.h:68
Base object to support automatic signal disconnection.
Describes a frame capture request to be processed by a camera.
Signal & slot implementation.
Video stream for a Camera.
Configuration parameters for a stream.
Definition: stream.h:39