28class CameraConfiguration;
30class DeviceEnumerator;
56 std::vector<std::unique_ptr<FrameBuffer>> *buffers) = 0;
68 const char *
name()
const {
return name_; }
80 void unlockMediaDevices();
83 virtual void disconnect();
85 void doQueueRequest(
Request *request);
86 void doQueueRequests();
88 std::vector<std::shared_ptr<MediaDevice>> mediaDevices_;
89 std::vector<std::weak_ptr<Camera>> cameras_;
91 std::queue<Request *> waitingRequests_;
96 unsigned int useCount_ LIBCAMERA_TSA_GUARDED_BY(lock_);
109 const std::string &
name()
const {
return name_; }
112 static std::vector<PipelineHandlerFactory *> &
factories();
120#define REGISTER_PIPELINE_HANDLER(handler) \
121class handler##Factory final : public PipelineHandlerFactory \
124 handler##Factory() : PipelineHandlerFactory(#handler) {} \
127 PipelineHandler *createInstance(CameraManager *manager) \
129 return new handler(manager); \
132static handler##Factory global_##handler##Factory;
Hold configuration for streams of the camera.
Definition: camera.h:33
Provide access and manage all cameras in the system.
Definition: camera_manager.h:24
Camera device.
Definition: camera.h:87
Associate a list of ControlId with their values for an object.
Definition: controls.h:350
Enumerate, store and search media devices.
Definition: device_enumerator.h:35
Description of a media device search pattern.
Definition: device_enumerator.h:21
Frame buffer data and its associated dynamic metadata.
Definition: framebuffer.h:50
std::mutex wrapper with clang thread safety annotation
Definition: mutex.h:122
Base object to support automatic signal disconnection.
Definition: object.h:25
Registration of PipelineHandler classes and creation of instances.
Definition: pipeline_handler.h:102
std::shared_ptr< PipelineHandler > create(CameraManager *manager)
Create an instance of the PipelineHandler corresponding to the factory.
Definition: pipeline_handler.cpp:679
const std::string & name() const
Retrieve the factory name.
Definition: pipeline_handler.h:109
static void registerType(PipelineHandlerFactory *factory)
Add a pipeline handler class to the registry.
Definition: pipeline_handler.cpp:699
static std::vector< PipelineHandlerFactory * > & factories()
Retrieve the list of all pipeline handler factories.
Definition: pipeline_handler.cpp:710
Create and manage cameras based on a set of media devices.
Definition: pipeline_handler.h:39
virtual int queueRequestDevice(Camera *camera, Request *request)=0
Queue a request to the device.
bool acquire()
Acquire exclusive access to the pipeline handler for the process.
Definition: pipeline_handler.cpp:165
void hotplugMediaDevice(MediaDevice *media)
Enable hotplug handling for a media device.
Definition: pipeline_handler.cpp:573
virtual void stopDevice(Camera *camera)=0
Stop capturing from all running streams.
void completeRequest(Request *request)
Signal request completion.
Definition: pipeline_handler.cpp:506
const char * name() const
Retrieve the pipeline handler name.
Definition: pipeline_handler.h:68
virtual int start(Camera *camera, const ControlList *controls)=0
Start capturing from a group of streams.
MediaDevice * acquireMediaDevice(DeviceEnumerator *enumerator, const DeviceMatch &dm)
Search and acquire a MediaDevice matching a device pattern.
Definition: pipeline_handler.cpp:130
virtual CameraConfiguration * generateConfiguration(Camera *camera, const StreamRoles &roles)=0
Generate a camera configuration for a specified camera.
virtual bool match(DeviceEnumerator *enumerator)=0
Match media devices and create camera instances.
virtual int exportFrameBuffers(Camera *camera, Stream *stream, std::vector< std::unique_ptr< FrameBuffer > > *buffers)=0
Allocate and export buffers for stream.
virtual int configure(Camera *camera, CameraConfiguration *config)=0
Configure a group of streams for capture.
void registerCamera(std::shared_ptr< Camera > camera)
Register a camera to the camera manager and pipeline handler.
Definition: pipeline_handler.cpp:534
void registerRequest(Request *request)
Register a request for use by the pipeline handler.
Definition: pipeline_handler.cpp:367
void queueRequest(Request *request)
Queue a request.
Definition: pipeline_handler.cpp:399
bool hasPendingRequests(const Camera *camera) const
Determine if the camera has any requests pending.
Definition: pipeline_handler.cpp:354
void release()
Release exclusive access to the pipeline handler.
Definition: pipeline_handler.cpp:200
void stop(Camera *camera)
Stop capturing from all running streams and cancel pending requests.
Definition: pipeline_handler.cpp:315
bool completeBuffer(Request *request, FrameBuffer *buffer)
Complete a buffer for a request.
Definition: pipeline_handler.cpp:485
CameraManager * manager_
The Camera manager associated with the pipeline handler.
Definition: pipeline_handler.h:77
A frame capture request.
Definition: request.h:31
Video stream for a camera.
Definition: stream.h:74
Framework to manage controls related to an object.
Mutex classes with clang thread safety annotation.
Top-level libcamera namespace.
Definition: backtrace.h:17
std::vector< StreamRole > StreamRoles
A vector of StreamRole.
Definition: stream.h:71
Base object to support automatic signal disconnection.
Video stream for a Camera.