import { Q as QrScannerOptions, a as QrResult, S as ScannerError, b as QrScanner, c as ScannerInternals } from './scanner-Cr2OWyoR.cjs';

interface UseQrScannerOptions extends QrScannerOptions {
    /** Set false to keep the camera off (and release it). Default true. */
    enabled?: boolean;
    /**
     * Suspend/resume decoding while keeping the camera stream warm (no
     * black-flash or permission churn — distinct from `enabled`, which releases
     * the camera). Reactive: toggling it calls `pause()`/`resume()` on the live
     * scanner. `paused: true` from the first render starts suspended and lands
     * even during the async camera-startup window.
     */
    paused?: boolean;
}
interface UseQrScannerReturn {
    /** Attach to the <video> element: `<video ref={videoRef} />`. */
    videoRef: (video: HTMLVideoElement | null) => void;
    /** Latest decoded result (state, re-renders on change). */
    result: QrResult | null;
    /** Latest camera/decode error, including start() failures. */
    error: ScannerError | null;
    /** True between the scanner's start and stop events. */
    isScanning: boolean;
    /** The underlying scanner for imperative control (torch, setCamera, …). */
    scanner: QrScanner | null;
}
/**
 * Starts scanning as soon as a video element is attached (and `enabled` is
 * not false); stops and releases the camera on unmount or when disabled.
 * Toggling `paused` suspends/resumes decoding without touching the camera.
 *
 * Options in the `QrScannerUpdate` set (`maxScansPerSecond`, `scanRegion`,
 * `tryInverted`, `tryHarder`, `maxDownscale`, `dedupeWindowMs`, `stopOnDecode`,
 * `multiple`, `structuredAppend`) are applied to the running scanner whenever
 * they change — pass them straight from state. The rest are fixed at scanner
 * creation because they cannot be changed without reacquiring the camera:
 * change `camera` with `scanner.setCamera()`, and treat `useWorker`,
 * `useNativeDetector` and `pauseOnHidden` as mount-time config.
 */
declare function useQrScanner(options?: UseQrScannerOptions, internals?: ScannerInternals): UseQrScannerReturn;

export { type UseQrScannerOptions, type UseQrScannerReturn, useQrScanner };