/** Decompress SAS RLE data into a buffer of known length. Returns bytes written, or -1. */
export declare function sasRleDecompress(output: Uint8Array | null, outputLen: number, input: Uint8Array): number;
export declare function sasRleCompressedLen(input: Uint8Array): number;
export declare function sasRleCompress(input: Uint8Array): Uint8Array;