export interface FFmpegCapabilities {
    version: string;
    major: number;
    minor: number;
    patch: number;
    hasXfade: boolean;
    hasGlTransitions: boolean;
}
export declare function getFFmpegCapabilities(): Promise<FFmpegCapabilities>;
export declare function checkTransitionSupport(transition: string): Promise<{
    supported: boolean;
    alternative?: string;
    message?: string;
}>;