import { ChipInfo, VGMClockConverter } from "./vgm-converter";
import { VGMCommand, VGMWriteDataCommand } from "vgm-parser";
export declare class SN76489ClockConverter extends VGMClockConverter {
    _freq: Uint16Array;
    _dh: Uint8Array;
    _dl: Uint8Array;
    _ch: number;
    _type: number;
    _ratio: number;
    constructor(from: ChipInfo, toClock: number, opts: any);
    convertWriteDataCommand(cmd: VGMWriteDataCommand): VGMWriteDataCommand[];
    convertCommand(cmd: VGMCommand): Array<VGMCommand>;
}