import { PsbtInput } from '@btc-vision/bitcoin';
export declare function isTaprootInput(input: PsbtInput): boolean;
export declare function getInputRelevantScript(input: PsbtInput): Buffer | null;
export declare function canSignNonTaprootInput(input: PsbtInput, publicKey: Buffer): boolean;
export declare function pubkeyInScript(pubkey: Buffer, script: Buffer): boolean;