/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2019, Google Inc. * * camera_device.h - libcamera Android Camera Device */ #ifndef __ANDROID_CAMERA_DEVICE_H__ #define __ANDROID_CAMERA_DEVICE_H__ #include <memory> #include <hardware/camera3.h> #include <libcamera/buffer.h> #include <libcamera/camera.h> #include <libcamera/object.h> #include <libcamera/request.h> #include <libcamera/stream.h> #include "message.h" #define METADATA_ASSERT(_r) \ do { \ if (!(_r)) break; \ LOG(HAL, Error) << "Error: " << __func__ << ":" << __LINE__; \ return nullptr; \ } while(0); class ThreadRpc; class CameraDevice : public libcamera::Object { public: CameraDevice(unsigned int id, const std::shared_ptr<libcamera::Camera> &camera); ~CameraDevice(); void call(ThreadRpc *rpc); int open(); void close(); void setCallbacks(const camera3_callback_ops_t *callbacks); camera_metadata_t *getStaticMetadata(); const camera_metadata_t *constructDefaultRequestSettings(int type); int configureStreams(camera3_stream_configuration_t *stream_list); int processCaptureRequest(camera3_capture_request_t *request); void requestComplete(libcamera::Request *request, const std::map<libcamera::Stream *, libcamera::Buffer *> &buffers); private: struct Camera3RequestDescriptor { Camera3RequestDescriptor(unsigned int frameNumber, unsigned int numBuffers); ~Camera3RequestDescriptor(); uint32_t frameNumber; uint32_t numBuffers; camera3_stream_buffer_t *buffers; }; void notifyShutter(uint32_t frameNumber, uint64_t timestamp); void notifyError(uint32_t frameNumber, camera3_stream_t *stream); camera_metadata_t *getResultMetadata(int frame_number, int64_t timestamp); bool running_; std::shared_ptr<libcamera::Camera> camera_; std::unique_ptr<libcamera::CameraConfiguration> config_; camera_metadata_t *staticMetadata_; camera_metadata_t *requestTemplate_; const camera3_callback_ops_t *callbacks_; }; #endif /* __ANDROID_CAMERA_DEVICE_H__ */