import IDecoder from './IDecoder';
import WorkerBase from './WorkerBase';
export default class WebCodecsDecoder extends WorkerBase implements IDecoder {
    init(onFrameImage: (frame: VideoFrame) => void, onFrameError: (error: unknown) => void, onKeyFrameRequested: () => void): Promise<void>;
    decodeFrame(timestamp: number, data: Uint8Array, isVP9: boolean, keyFrame?: boolean): void;
    destroy(): void;
    static isBrowserSupported(): boolean;
}