import type { NDDataType } from "../types";
export declare const b64encode: (data: Uint8Array) => string;
export declare const b64decode: (data: string) => Uint8Array<ArrayBuffer>;
export declare function buffer_to_base64(buffer: ArrayBufferLike): string;
export declare function base64_to_buffer(base64: string): ArrayBufferLike;
export declare function swap(buffer: ArrayBufferLike, dtype: NDDataType): void;
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