import BN from 'bn.js';
export default class ECSignature {
    r: BN;
    s: BN;
    constructor(r: BN, s: BN);
    static parseCompact(buffer: Buffer): {
        compressed: boolean;
        i: number;
        signature: ECSignature;
    };
    static fromDER(buffer: Buffer): ECSignature;
    static parseScriptSignature(buffer: Buffer): {
        signature: ECSignature;
        hashType: number;
    };
    toCompact(i: number, compressed: boolean): Buffer;
    toDER(): Buffer;
    toScriptSignature(hashType: number): Buffer;
}