import { ContentView, Property } from '@nativescript/core';
export declare const processEveryNthFrameProperty: any;
export declare const preferFrontCameraProperty: Property<MLKitCameraView, boolean>;
export declare const torchOnProperty: Property<MLKitCameraView, boolean>;
export declare const pauseProperty: Property<MLKitCameraView, boolean>;
export declare abstract class MLKitCameraView extends ContentView {
	static scanResultEvent: string;
	lastVisionImage: any;
	protected processEveryNthFrame: number;
	protected preferFrontCamera: boolean;
	protected torchOn: boolean;
	protected pause: boolean;
	protected updateTorch(): void;
	protected pauseScanning(): void;
	protected resumeScanning(): void;
	protected preProcessImage(image: any): any;
}