objc2-vision 0.3.2

Bindings to the Vision framework
Documentation 
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//! This file has been automatically generated by `objc2`'s `header-translator`.
//! DO NOT EDIT
use core::ffi::*;
use objc2::__framework_prelude::*;
use objc2_foundation::*;

use crate::*;

extern_protocol!(
    /// A protocol that allows a user to provide an input collection of VNFaceObservations as part of a request. The protocol can be adopted by request objects that request additional information about detected faces, such as facial landmarks.
    ///
    /// See also [Apple's documentation](https://developer.apple.com/documentation/vision/vnfaceobservationaccepting?language=objc)
    pub unsafe trait VNFaceObservationAccepting: NSObjectProtocol {
        #[cfg(feature = "VNObservation")]
        /// The VNFaceObservation objects to be processed as part of the request.
        #[unsafe(method(inputFaceObservations))]
        #[unsafe(method_family = none)]
        unsafe fn inputFaceObservations(&self) -> Option<Retained<NSArray<VNFaceObservation>>>;

        #[cfg(feature = "VNObservation")]
        /// Setter for [`inputFaceObservations`][Self::inputFaceObservations].
        ///
        /// This is [copied][objc2_foundation::NSCopying::copy] when set.
        #[unsafe(method(setInputFaceObservations:))]
        #[unsafe(method_family = none)]
        unsafe fn setInputFaceObservations(
            &self,
            input_face_observations: Option<&NSArray<VNFaceObservation>>,
        );
    }
);