import App from '../app/index.js';
interface Options {
    fps: number;
    quality: 'low' | 'medium' | 'high';
    isDebug?: boolean;
    fixedScaling?: boolean;
    useAnimationFrame?: boolean;
    framesSupport?: boolean;
    /** @deprecated webp is the default format for pipeline optimization */
    fileExt?: 'webp' | 'png' | 'jpeg' | 'avif';
}
declare class CanvasRecorder {
    private readonly app;
    private readonly options;
    private snapshots;
    private readonly intervals;
    private readonly observers;
    private readonly interval;
    private readonly fileExt;
    private uploadQueue;
    private readonly MAX_CONCURRENT_UPLOADS;
    private readonly MAX_QUEUE_SIZE;
    private readonly pendingBatches;
    private isProcessingQueue;
    constructor(app: App, options: Options);
    startTracking(): void;
    restartTracking: () => void;
    captureCanvas: (node: Node) => void;
    recordCanvas: (node: Node, id: number) => void;
    sendSnaps(images: {
        data: Blob;
        id: number;
    }[], canvasId: number, createdAt: number): void;
    private processUploadQueue;
    private uploadBatch;
    private cleanupCanvas;
    clear(): void;
}
export default CanvasRecorder;