1/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
2*
3* Redistribution and use in source and binary forms, with or without
4* modification, are permitted provided that the following conditions are
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7*       notice, this list of conditions and the following disclaimer.
8*     * Redistributions in binary form must reproduce the above
9*       copyright notice, this list of conditions and the following
10*       disclaimer in the documentation and/or other materials provided
11*       with the distribution.
12*     * Neither the name of The Linux Foundation nor the names of its
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14*       from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
17* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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19* ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
20* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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28*/
29
30#ifndef __QCAMERA2FACTORY_H__
31#define __QCAMERA2FACTORY_H__
32
33// Camera dependencies
34#include "hardware/camera_common.h"
35
36namespace qcamera {
37
38typedef struct {
39    uint32_t cameraId;
40    uint32_t device_version;
41} hal_desc;
42
43class QCamera2Factory
44{
45public:
46    QCamera2Factory();
47    virtual ~QCamera2Factory();
48
49    static int get_number_of_cameras();
50    static int get_camera_info(int camera_id, struct camera_info *info);
51    static int set_callbacks(const camera_module_callbacks_t *callbacks);
52    static int open_legacy(const struct hw_module_t* module,
53            const char* id, uint32_t halVersion, struct hw_device_t** device);
54    static int set_torch_mode(const char* camera_id, bool on);
55    bool isDualCamAvailable(int hal3Enabled);
56
57private:
58    int getNumberOfCameras();
59    int getCameraInfo(int camera_id, struct camera_info *info);
60    int setCallbacks(const camera_module_callbacks_t *callbacks);
61    int cameraDeviceOpen(int camera_id, struct hw_device_t **hw_device);
62    static int camera_device_open(const struct hw_module_t *module, const char *id,
63                struct hw_device_t **hw_device);
64    static int openLegacy(
65            int32_t cameraId, uint32_t halVersion, struct hw_device_t** hw_device);
66    int setTorchMode(const char* camera_id, bool on);
67public:
68    static struct hw_module_methods_t mModuleMethods;
69
70private:
71    int mNumOfCameras;
72    int mNumOfCameras_expose;
73    hal_desc *mHalDescriptors;
74    const camera_module_callbacks_t *mCallbacks;
75};
76
77}; /*namespace qcamera*/
78
79extern camera_module_t HAL_MODULE_INFO_SYM;
80
81#endif /* __QCAMERA2FACTORY_H__ */
82