* @internal
* @brief Initialize a camera device manager.
* @since_tizen 6.0
+ * @remarks If you call camera_device_manager_initialize() multiple times,
+ * you have to call camera_device_manager_deinitialize() the same number of times.
* @param[out] manager A newly returned handle to the camera device manager
* @return @c 0 on success, otherwise a negative error value
* @retval #CAMERA_ERROR_NONE Successful
* @internal
* @brief Deinitialize the camera device manager handle.
* @since_tizen 6.0
+ * @remarks If you call camera_device_manager_deinitialize() multiple times,
+ * you have to call camera_device_manager_initialize() the same number of times.
* @param[in] manager The handle to the camera device manager
* @return @c 0 on success, otherwise a negative error value
* @retval #CAMERA_ERROR_NONE Successful