import { FacesAndLandmarks } from './generator-types';
export interface InferenceStats {
    /** Total time from frame input to output (ms) */
    totalFrameTime: number;
    /** Time spent running the actual ML model inference (ms) */
    modelInferenceTime: number;
    /** Time spent on pre-processing (resizing, normalizing, etc.) (ms) */
    preprocessingTime?: number;
    /** Time spent on post-processing (masking, blending, etc.) (ms) */
    postprocessingTime?: number;
    /** GPU/CPU queue time if measurable (ms) */
    queueTime?: number;
    /** Frame timestamp when processing started */
    frameStartTime: number;
    /** Frame timestamp when processing completed */
    frameEndTime: number;
    /** Whether inference was skipped (reused previous result) */
    inferenceSkipped?: boolean;
}
export interface IFrameInferenceResult {
    facesAndLandmarks: FacesAndLandmarks;
    gesture: Float32Array;
    motion: number;
    skipped: boolean;
    timestamp: number;
    stats?: InferenceStats;
}
export interface IPipeline {
    onFrame(timestamp: number, maskNeeded?: boolean): Promise<IFrameInferenceResult>;
    isLoaded(): boolean;
    load(): Promise<void>;
    destroy(): Promise<void>;
    reset(): void;
}