export interface MemoryInfo {
    usedJSHeapSize: number;
    totalJSHeapSize: number;
    jsHeapSizeLimit: number;
}
export interface MemoryStats {
    canvasCount: number;
    videoCount: number;
    blobURLCount: number;
    estimatedMemoryUsage: number;
    poolSize: number;
}
export type CleanableResource = HTMLCanvasElement | HTMLVideoElement | string | ImageData | null | undefined;
export type CleanupCallback = () => void | Promise<void>;
export interface ResourceScope {
    track(...resources: CleanableResource[]): void;
    cleanup(): Promise<void>;
}
export interface PoolConfig {
    maxSize: number;
    maxCanvasSize: number;
    cleanupInterval?: number;
    memoryThreshold?: number;
}
export declare class MemoryManager {
    private static instance;
    private canvasPool;
    private trackedCanvases;
    private trackedVideos;
    private trackedBlobURLs;
    private cleanupCallbacks;
    private config;
    private constructor();
    static getInstance(): MemoryManager;
    createCanvas(width: number, height: number): HTMLCanvasElement;
    cleanupCanvas(canvas: HTMLCanvasElement | null | undefined): void;
    returnCanvasToPool(canvas: HTMLCanvasElement): void;
    reuseCanvas(canvas: HTMLCanvasElement, width: number, height: number): void;
    cleanupVideo(video: HTMLVideoElement | null | undefined): void;
    prepareVideoForCleanup(video: HTMLVideoElement): void;
    private removeAllEventListeners;
    trackBlobURL(url: string): void;
    revokeBlobURL(url: string): void;
    revokeAllBlobURLs(): void;
    releaseImageData(imageData: ImageData | null | undefined): void;
    estimateImageDataSize(imageData: ImageData): number;
    cleanup(...resources: CleanableResource[]): void;
    cleanupAll(): void;
    registerCleanupCallback(callback: CleanupCallback): () => void;
    getCurrentMemoryUsage(): MemoryInfo | null;
    isMemoryPressureHigh(threshold?: number): boolean;
    getMemoryStats(): MemoryStats;
    withCleanup<T>(fn: () => T | Promise<T>, ...resources: CleanableResource[]): Promise<T>;
    createScope(): ResourceScope;
    configure(options: Partial<PoolConfig>): void;
    getConfig(): PoolConfig;
    reset(): void;
}
declare const _default: MemoryManager;
export default _default;
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