import { RhubarbOptions, LipSyncResult } from "./types.js";
declare global {
    interface Window {
        RhubarbWasm: {
            getLipSync: (pcmData: Buffer<ArrayBuffer>, options?: RhubarbOptions) => Promise<LipSyncResult>;
        };
    }
}
/**
 * Main Rhubarb class for lip sync generation
 */
export declare class Rhubarb {
    private static wasmModule;
    private static getModule;
    /**
     * Generate lip sync data from PCM audio data
     * @param pcmData Buffer containing 16-bit PCM audio data at 16kHz mono
     * @param options Optional parameters including dialog text
     * @returns Promise resolving to lip sync result with mouth cues
     */
    static getLipSync(pcmData: Buffer<ArrayBuffer>, options?: RhubarbOptions): Promise<LipSyncResult>;
}
export type { RhubarbOptions, LipSyncResult };