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/* 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/request.h>
#include <libcamera/stream.h>
#include "message.h"
class CameraMetadata;
class CameraDevice
{
public:
CameraDevice(unsigned int id, const std::shared_ptr<libcamera::Camera> &camera);
~CameraDevice();
int open(const hw_module_t *hardwareModule);
void close();
unsigned int id() const { return id_; }
camera3_device_t *camera3Device() { return &camera3Device_; }
void setCallbacks(const camera3_callback_ops_t *callbacks);
const 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);
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);
std::unique_ptr<CameraMetadata> getResultMetadata(int frame_number,
int64_t timestamp);
unsigned int id_;
camera3_device_t camera3Device_;
bool running_;
std::shared_ptr<libcamera::Camera> camera_;
std::unique_ptr<libcamera::CameraConfiguration> config_;
CameraMetadata *staticMetadata_;
std::map<unsigned int, CameraMetadata *> requestTemplates_;
const camera3_callback_ops_t *callbacks_;
};
#endif /* __ANDROID_CAMERA_DEVICE_H__ */
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