Retrieve the current saturation value configured for the camera
#include <camera/camera_api.h>
camera_error_t camera_get_saturation(camera_handle_t handle, int32_t *saturation)
Use this function to retrieve the currently configured saturation value. See also camera_set_saturation().
CAMERA_EOK when the function successfully completes, otherwise another camera_error_t value that provides the reason that the call failed.