camera_focusstate_t

Updated: May 06, 2022

The state of the autofocus algorithm on the camera

Synopsis:

#include <camera/camera_3a.h>
typedef enum {
    CAMERA_FOCUSSTATE_NONE = 0,
    CAMERA_FOCUSSTATE_WAITING,
    CAMERA_FOCUSSTATE_SEARCHING,
    CAMERA_FOCUSSTATE_FAILED,
    CAMERA_FOCUSSTATE_LOCKED,
    CAMERA_FOCUSSTATE_SCENECHANGE
} camera_focusstate_t;

Data:

CAMERA_FOCUSSTATE_NONE
Autofocus is disabled or isn't available.
CAMERA_FOCUSSTATE_WAITING
The system is waiting for the scene to stabilize before trying to focus.

Depending on the platform, this intermediate state may not get reported.

CAMERA_FOCUSSTATE_SEARCHING
The system is searching for an object to focus on.
CAMERA_FOCUSSTATE_FAILED
The system has failed to focus.
CAMERA_FOCUSSTATE_LOCKED
The focus is successfully locked.
CAMERA_FOCUSSTATE_SCENECHANGE
The system detected a significant change in the scene.

Library:

libcamapi