/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * camera_session.h - Camera capture session */ #pragma once #include <memory> #include <stdint.h> #include <string> #include <vector> #include <libcamera/base/signal.h> #include <libcamera/camera.h> #include <libcamera/camera_manager.h> #include <libcamera/framebuffer.h> #include <libcamera/framebuffer_allocator.h> #include <libcamera/request.h> #include <libcamera/stream.h> #include "options.h" class FrameSink; class CameraSession { public: CameraSession(libcamera::CameraManager *cm, const std::string &cameraId, unsigned int cameraIndex, const OptionsParser::Options &options); ~CameraSession(); bool isValid() const { return config_ != nullptr; } const OptionsParser::Options &options() { return options_; } libcamera::Camera *camera() { return camera_.get(); } libcamera::CameraConfiguration *config() { return config_.get(); } void listControls() const; void listProperties() const; void infoConfiguration() const; int start(); void stop(); libcamera::Signal<> captureDone; private: int startCapture(); int queueRequest(libcamera::Request *request); void requestComplete(libcamera::Request *request); void processRequest(libcamera::Request *request); void sinkRelease(libcamera::Request *request); const OptionsParser::Options &options_; std::shared_ptr<libcamera::Camera> camera_; std::unique_ptr<libcamera::CameraConfiguration> config_; std::map<const libcamera::Stream *, std::string> streamNames_; std::unique_ptr<FrameSink> sink_; unsigned int cameraIndex_; uint64_t last_; unsigned int queueCount_; unsigned int captureCount_; unsigned int captureLimit_; bool printMetadata_; std::unique_ptr<libcamera::FrameBufferAllocator> allocator_; std::vector<std::unique_ptr<libcamera::Request>> requests_; };