import { QrcodeResult, Html5QrcodeSupportedFormats, QrcodeDecoderAsync, Logger } from "./core";
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export declare class BarcodeDetectorDelegate implements QrcodeDecoderAsync {
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private readonly formatMap;
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private readonly reverseFormatMap;
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private verbose;
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private logger;
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private detector;
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static isSupported(): boolean;
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constructor(requestedFormats: Array<Html5QrcodeSupportedFormats>, verbose: boolean, logger: Logger);
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decodeAsync(canvas: HTMLCanvasElement): Promise<QrcodeResult>;
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private selectLargestBarcode;
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private createBarcodeDetectorFormats;
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private toHtml5QrcodeSupportedFormats;
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private createReverseFormatMap;
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private createDebugData;
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}
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