human/types/src/result.d.ts

/**
 * Type definitions for Human result object
 */
import type { Tensor } from './tfjs/types';
import type { FaceGesture, BodyGesture, HandGesture, IrisGesture } from './gesture/gesture';
/** generic box as [x, y, width, height] */
export declare type Box = [number, number, number, number];
/** generic point as [x, y, z?] */
export declare type Point = [number, number, number?];
/** Face results
 * - Combined results of face detector, face mesh, age, gender, emotion, embedding, iris models
 * - Some values may be null if specific model is not enabled
 */
export interface FaceResult {
    /** face id */
    id: number;
    /** overall face score */
    score: number;
    /** detection score */
    boxScore: number;
    /** mesh score */
    faceScore: number;
    /** detected face box */
    box: Box;
    /** detected face box normalized to 0..1 */
    boxRaw: Box;
    /** detected face mesh */
    mesh: Array<Point>;
    /** detected face mesh normalized to 0..1 */
    meshRaw: Array<Point>;
    /** mesh keypoints combined into annotated results */
    annotations: Record<string, Point[]>;
    /** detected age */
    age?: number;
    /** detected gender */
    gender?: string;
    /** gender detection score */
    genderScore?: number;
    /** detected emotions */
    emotion?: Array<{
        score: number;
        emotion: string;
    }>;
    /** face descriptor */
    embedding?: Array<number>;
    /** face iris distance from camera */
    iris?: number;
    /** face anti-spoofing result confidence */
    real?: number;
    /** face rotation details */
    rotation?: {
        angle: {
            roll: number;
            yaw: number;
            pitch: number;
        };
        matrix: [number, number, number, number, number, number, number, number, number];
        gaze: {
            bearing: number;
            strength: number;
        };
    };
    /** detected face as tensor that can be used in further pipelines */
    tensor?: Tensor;
}
export interface BodyKeypoint {
    /** body part name */
    part: string;
    /** body part position */
    position: Point;
    /** body part position normalized to 0..1 */
    positionRaw: Point;
    /** body part detection score */
    score: number;
}
/** Body results */
export interface BodyResult {
    /** body id */
    id: number;
    /** body detection score */
    score: number;
    /** detected body box */
    box: Box;
    /** detected body box normalized to 0..1 */
    boxRaw: Box;
    /** detected body keypoints */
    keypoints: Array<BodyKeypoint>;
    /** detected body keypoints combined into annotated parts */
    annotations: Record<string, Array<Point[]>>;
}
/** Hand results */
export interface HandResult {
    /** hand id */
    id: number;
    /** hand overal score */
    score: number;
    /** hand detection score */
    boxScore: number;
    /** hand skelton score */
    fingerScore: number;
    /** detected hand box */
    box: Box;
    /** detected hand box normalized to 0..1 */
    boxRaw: Box;
    /** detected hand keypoints */
    keypoints: Array<Point>;
    /** detected hand class */
    label: string;
    /** detected hand keypoints combined into annotated parts */
    annotations: Record<'index' | 'middle' | 'pinky' | 'ring' | 'thumb' | 'palm', Array<Point>>;
    /** detected hand parts annotated with part gestures */
    landmarks: Record<'index' | 'middle' | 'pinky' | 'ring' | 'thumb', {
        curl: 'none' | 'half' | 'full';
        direction: 'verticalUp' | 'verticalDown' | 'horizontalLeft' | 'horizontalRight' | 'diagonalUpRight' | 'diagonalUpLeft' | 'diagonalDownRight' | 'diagonalDownLeft';
    }>;
}
/** Object results */
export interface ObjectResult {
    /** object id */
    id: number;
    /** object detection score */
    score: number;
    /** detected object class id */
    class: number;
    /** detected object class name */
    label: string;
    /** detected object box */
    box: Box;
    /** detected object box normalized to 0..1 */
    boxRaw: Box;
}
/** Gesture combined results
 * @typedef Gesture Type
 * Each result has:
 * - part: part name and number where gesture was detected: `face`, `iris`, `body`, `hand`
 * - gesture: gesture detected
 */
export declare type GestureResult = {
    'face': number;
    gesture: FaceGesture;
} | {
    'iris': number;
    gesture: IrisGesture;
} | {
    'body': number;
    gesture: BodyGesture;
} | {
    'hand': number;
    gesture: HandGesture;
};
/** Person getter
* - Triggers combining all individual results into a virtual person object
*/
export interface PersonResult {
    /** person id */
    id: number;
    /** face result that belongs to this person */
    face: FaceResult;
    /** body result that belongs to this person */
    body: BodyResult | null;
    /** left and right hand results that belong to this person */
    hands: {
        left: HandResult | null;
        right: HandResult | null;
    };
    /** detected gestures specific to this person */
    gestures: Array<GestureResult>;
    /** box that defines the person */
    box: Box;
    /** box that defines the person normalized to 0..1 */
    boxRaw?: Box;
}
/**
 * Result interface definition for **Human** library
 *
 * Contains all possible detection results
 */
export interface Result {
    /** {@link FaceResult}: detection & analysis results */
    face: Array<FaceResult>;
    /** {@link BodyResult}: detection & analysis results */
    body: Array<BodyResult>;
    /** {@link HandResult}: detection & analysis results */
    hand: Array<HandResult>;
    /** {@link GestureResult}: detection & analysis results */
    gesture: Array<GestureResult>;
    /** {@link ObjectResult}: detection & analysis results */
    object: Array<ObjectResult>;
    /** global performance object with timing values for each operation */
    performance: Record<string, number>;
    /** optional processed canvas that can be used to draw input on screen */
    canvas?: OffscreenCanvas | HTMLCanvasElement | null | undefined;
    /** timestamp of detection representing the milliseconds elapsed since the UNIX epoch */
    readonly timestamp: number;
    /** getter property that returns unified persons object  */
    persons: Array<PersonResult>;
}
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