import type { WorkSlide, WorkSlideTransition } from './work-types';
export interface PptxTransitionDiagnostic {
    code: string;
    message: string;
}
export interface PptxTransitionReadResult {
    present: boolean;
    transition?: WorkSlideTransition;
    diagnostics: PptxTransitionDiagnostic[];
}
export declare function readPptxTransition(document: Document): PptxTransitionReadResult;
export declare function patchPptxTransitions(buffer: ArrayBuffer, slides: WorkSlide[]): Promise<ArrayBuffer>;
export declare function writePptxTransition(document: Document, transition: WorkSlideTransition | undefined): void;