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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2021, Google Inc.
*
* camera_capabilities.h - Camera static properties manager
*/
#ifndef __ANDROID_CAMERA_CAPABILITIES_H__
#define __ANDROID_CAMERA_CAPABILITIES_H__
#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_;
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_;
};
#endif /* __ANDROID_CAMERA_CAPABILITIES_H__ */
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