/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2021, Google Inc. * * camera_capabilities.h - Camera static properties manager */ #pragma once #include <map> #include <memory> #include <set> #include <vector> #include <libcamera/base/class.h> #include <libcamera/camera.h> #include <libcamera/formats.h> #include <libcamera/geometry.h> #include "camera_metadata.h" class CameraCapabilities { public: CameraCapabilities() = default; int initialize(std::shared_ptr<libcamera::Camera> camera, int orientation, int facing); CameraMetadata *staticMetadata() const { return staticMetadata_.get(); } libcamera::PixelFormat toPixelFormat(int format) const; unsigned int maxJpegBufferSize() const { return maxJpegBufferSize_; } std::unique_ptr<CameraMetadata> requestTemplateManual() const; std::unique_ptr<CameraMetadata> requestTemplatePreview() const; std::unique_ptr<CameraMetadata> requestTemplateStill() const; std::unique_ptr<CameraMetadata> requestTemplateVideo() const; private: LIBCAMERA_DISABLE_COPY_AND_MOVE(CameraCapabilities) struct Camera3StreamConfiguration { libcamera::Size resolution; int androidFormat; int64_t minFrameDurationNsec; int64_t maxFrameDurationNsec; }; bool validateManualSensorCapability(); bool validateManualPostProcessingCapability(); bool validateBurstCaptureCapability(); std::set<camera_metadata_enum_android_request_available_capabilities> computeCapabilities(); void computeHwLevel( const std::set<camera_metadata_enum_android_request_available_capabilities> &caps); std::vector<libcamera::Size> initializeYUVResolutions(const libcamera::PixelFormat &pixelFormat, const std::vector<libcamera::Size> &resolutions); std::vector<libcamera::Size> initializeRawResolutions(const libcamera::PixelFormat &pixelFormat); int initializeStreamConfigurations(); int initializeStaticMetadata(); std::shared_ptr<libcamera::Camera> camera_; int facing_; int orientation_; bool rawStreamAvailable_; int64_t maxFrameDuration_; camera_metadata_enum_android_info_supported_hardware_level hwLevel_; std::set<camera_metadata_enum_android_request_available_capabilities> capabilities_; std::vector<Camera3StreamConfiguration> streamConfigurations_; std::map<int, libcamera::PixelFormat> formatsMap_; std::unique_ptr<CameraMetadata> staticMetadata_; unsigned int maxJpegBufferSize_; std::set<int32_t> availableCharacteristicsKeys_; std::set<int32_t> availableRequestKeys_; std::set<int32_t> availableResultKeys_; };