blob: a91decc7d8fe7cc8ae550cd94ee7020a6f0b8d59 (
plain)
/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2019, Google Inc.
*
* camera_hal_manager.h - libcamera Android Camera Manager
*/
#ifndef __ANDROID_CAMERA_MANAGER_H__
#define __ANDROID_CAMERA_MANAGER_H__
#include <map>
#include <mutex>
#include <stddef.h>
#include <vector>
#include <hardware/camera_common.h>
#include <hardware/hardware.h>
#include <system/camera_metadata.h>
#include <libcamera/camera_manager.h>
class CameraDevice
;
class CameraHalManager
{
public:
CameraHalManager();
~CameraHalManager();
int init();
CameraDevice
*open(unsigned int id
, const hw_module_t
*module
);
unsigned int numCameras() const;
int getCameraInfo(unsigned int id
, struct camera_info
*info
);
void setCallbacks(const camera_module_callbacks_t
*callbacks
);
private:
using Mutex
= std::mutex
;
using MutexLocker
= std::unique_lock
<std::mutex
>;
static constexpr unsigned int firstExternalCameraId_
= 1000;
static int32_t cameraLocation(const libcamera::Camera
*cam
);
void cameraAdded(std::shared_ptr
<libcamera::Camera
> cam
);
void cameraRemoved(std::shared_ptr
<libcamera::Camera
> cam
);
CameraDevice
*cameraDeviceFromHalId(unsigned int id
);
libcamera::CameraManager
*cameraManager_
;
const camera_module_callbacks_t
*callbacks_
;
std::vector
<std::shared_ptr
<CameraDevice
>> cameras_
;
std::map
<std::string
, unsigned int> cameraIdsMap_
;
Mutex mutex_
;
unsigned int numInternalCameras_
;
unsigned int nextExternalCameraId_
;
};
#endif /* __ANDROID_CAMERA_MANAGER_H__ */
