import { z } from 'zod';
/**
 * The pose of a face.
 */
export declare const PoseSchema: z.ZodObject<{
    roll: z.ZodNumber;
    yaw: z.ZodNumber;
    pitch: z.ZodNumber;
}, "strip", z.ZodTypeAny, {
    roll: number;
    yaw: number;
    pitch: number;
}, {
    roll: number;
    yaw: number;
    pitch: number;
}>;
export type Pose = z.infer<typeof PoseSchema>;
/**
 * User defined attributes of a face.
 */
export declare const FaceAttributeSchema: z.ZodObject<{
    value: z.ZodOptional<z.ZodAny>;
    confidence: z.ZodOptional<z.ZodNumber>;
}, "strip", z.ZodTypeAny, {
    value?: any;
    confidence?: number | undefined;
}, {
    value?: any;
    confidence?: number | undefined;
}>;
export type FaceAttribute = z.infer<typeof FaceAttributeSchema>;
/**
 * Eye direction of a face.
 */
export declare const EyeDirectionSchema: z.ZodObject<{
    pitch: z.ZodNumber;
    yaw: z.ZodNumber;
}, "strip", z.ZodTypeAny, {
    yaw: number;
    pitch: number;
}, {
    yaw: number;
    pitch: number;
}>;
export type EyeDirection = z.infer<typeof EyeDirectionSchema>;
/**
 * A description of a face detected in an image
 * with its attributes.
 */
export declare const FaceSchema: z.ZodObject<{
    boundingBox: z.ZodObject<{
        left: z.ZodNumber;
        top: z.ZodNumber;
        width: z.ZodNumber;
        height: z.ZodNumber;
    }, "strip", z.ZodTypeAny, {
        left: number;
        width: number;
        height: number;
        top: number;
    }, {
        left: number;
        width: number;
        height: number;
        top: number;
    }>;
    attributes: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodObject<{
        value: z.ZodOptional<z.ZodAny>;
        confidence: z.ZodOptional<z.ZodNumber>;
    }, "strip", z.ZodTypeAny, {
        value?: any;
        confidence?: number | undefined;
    }, {
        value?: any;
        confidence?: number | undefined;
    }>>>;
    landmarks: z.ZodOptional<z.ZodArray<z.ZodObject<{
        type: z.ZodString;
        x: z.ZodNumber;
        y: z.ZodNumber;
    }, "strip", z.ZodTypeAny, {
        type: string;
        x: number;
        y: number;
    }, {
        type: string;
        x: number;
        y: number;
    }>, "many">>;
    pose: z.ZodOptional<z.ZodObject<{
        roll: z.ZodNumber;
        yaw: z.ZodNumber;
        pitch: z.ZodNumber;
    }, "strip", z.ZodTypeAny, {
        roll: number;
        yaw: number;
        pitch: number;
    }, {
        roll: number;
        yaw: number;
        pitch: number;
    }>>;
    eyeDirection: z.ZodOptional<z.ZodObject<{
        pitch: z.ZodNumber;
        yaw: z.ZodNumber;
    }, "strip", z.ZodTypeAny, {
        yaw: number;
        pitch: number;
    }, {
        yaw: number;
        pitch: number;
    }>>;
    confidence: z.ZodNumber;
}, "strip", z.ZodTypeAny, {
    confidence: number;
    boundingBox: {
        left: number;
        width: number;
        height: number;
        top: number;
    };
    attributes?: Record<string, {
        value?: any;
        confidence?: number | undefined;
    }> | undefined;
    landmarks?: {
        type: string;
        x: number;
        y: number;
    }[] | undefined;
    pose?: {
        roll: number;
        yaw: number;
        pitch: number;
    } | undefined;
    eyeDirection?: {
        yaw: number;
        pitch: number;
    } | undefined;
}, {
    confidence: number;
    boundingBox: {
        left: number;
        width: number;
        height: number;
        top: number;
    };
    attributes?: Record<string, {
        value?: any;
        confidence?: number | undefined;
    }> | undefined;
    landmarks?: {
        type: string;
        x: number;
        y: number;
    }[] | undefined;
    pose?: {
        roll: number;
        yaw: number;
        pitch: number;
    } | undefined;
    eyeDirection?: {
        yaw: number;
        pitch: number;
    } | undefined;
}>;
export type FaceProps = z.infer<typeof FaceSchema>;
/**
 * Represents a face detected within an image.
 */
export declare class Face {
    props: FaceProps;
    /**
     * Face constructor.
     * @param props the properties of the Face.
     */
    constructor(props: FaceProps);
    /**
     * @returns a new Face object.
     */
    static from(data: any): Face;
    /**
     * @returns the bounding box of the face.
     */
    boundingBox(): {
        left: number;
        width: number;
        height: number;
        top: number;
    };
    /**
     * @returns the attributes of the face.
     */
    attributes(): Record<string, {
        value?: any;
        confidence?: number | undefined;
    }> | undefined;
    /**
     * @returns the landmarks of the face.
     */
    landmarks(): {
        type: string;
        x: number;
        y: number;
    }[] | undefined;
    /**
     * @returns the pose of the face.
     */
    pose(): {
        roll: number;
        yaw: number;
        pitch: number;
    } | undefined;
    /**
     * @returns the eye direction of the face.
     */
    eyeDirection(): {
        yaw: number;
        pitch: number;
    } | undefined;
    /**
     * @returns the confidence score associated with the
     * face detection.
     */
    confidence(): number;
    /**
     * @returns a JSON representation of the face.
     */
    toJSON(): {
        confidence: number;
        boundingBox: {
            left: number;
            width: number;
            height: number;
            top: number;
        };
        attributes?: Record<string, {
            value?: any;
            confidence?: number | undefined;
        }> | undefined;
        landmarks?: {
            type: string;
            x: number;
            y: number;
        }[] | undefined;
        pose?: {
            roll: number;
            yaw: number;
            pitch: number;
        } | undefined;
        eyeDirection?: {
            yaw: number;
            pitch: number;
        } | undefined;
    };
}