camera_get_videolight_level()

Retrieve the video-light level.

Synopsis:

#include <camera/camera_api.h>
 
camera_error_t camera_get_videolight_level(camera_handle_t handle, uint32_t *percent)

Arguments:

handle

The handle returned by a call to the camera_open() function.

percent

A pointer to the percentage value.

Library:

libcamapi

Description:

Use this function to get the current torch level, as a percentage of the maximum possible torch level.

Returns:

CAMERA_OK when the function successfully completes, otherwise another camera_error_t value that provides the reason that the call failed.