export declare type BufferSource = ArrayBuffer | ArrayBufferView;
export declare class BufferSourceConverter {
    static toArrayBuffer(data: BufferSource): ArrayBuffer;
    static toUint8Array(data: BufferSource): Uint8Array;
    static isBufferSource(data: any): data is BufferSource;
    static isArrayBufferView(data: any): data is ArrayBufferView;
}