import type { Session } from '../types.js';
export interface RendererOptions {
    session: Session;
    onFrame?: (frameIndex: number, total: number) => void;
    preview?: boolean;
}
export interface RendererResult {
    frameCount: number;
    frameDir: string;
    durationMs: number;
}
export declare function renderFrames(opts: RendererOptions): Promise<RendererResult>;