export declare const BEGIN_SYNCHRONIZED_OUTPUT = "\u001B[?2026h";
export declare const END_SYNCHRONIZED_OUTPUT = "\u001B[?2026l";
export declare class SynchronizedFrameExtractor {
    private buffer;
    write(data: string): readonly string[];
}
export declare function synchronizedFrameEndOffsets(stream: string): number[];
export declare function synchronizedOutputPrefixLength(value: string): number;