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29 
30 #ifndef __QCAMERA2FACTORY_H__
31 #define __QCAMERA2FACTORY_H__
32 
33 // Camera dependencies
34 #include "camera_common.h"
35 
36 namespace qcamera {
37 
38 typedef struct {
39     uint32_t cameraId;
40     uint32_t device_version;
41 } hal_desc;
42 
43 class QCamera2Factory
44 {
45 public:
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 
57 private:
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);
67 public:
68     static struct hw_module_methods_t mModuleMethods;
69 
70 private:
71     int mNumOfCameras;
72     hal_desc *mHalDescriptors;
73     const camera_module_callbacks_t *mCallbacks;
74 };
75 
76 }; /*namespace qcamera*/
77 
78 extern camera_module_t HAL_MODULE_INFO_SYM;
79 
80 #endif /* __QCAMERA2FACTORY_H__ */
81