Retrieve information regarding the manual focus step, including the currently configured step value and the maximum supported step value.
camera_error_t camera_get_manual_focus_step(camera_handle_t handle, int *maxstep, int *step)
The handle returned by a call to the camera_open() function.
A pointer to the maximum settable step value that can be used for manual focus. It also indicates infinity focus.
A pointer to the current step value (position) of the lens. The minimum step value is zero and the maximum step is the value returned by the maxstep argument.