export declare const audioTypeMap: Record<string, string>;
export declare const convertFileToBase64: (file: File) => Promise<string>;
export declare const loadAudioData: (data: any, type: string) => Promise<{
    data: Blob;
    size: number | string;
    type: string;
    duration: number;
    url: string;
}>;
export declare const readAudioFile: (file: File) => Promise<{
    url: string;
    name: string;
    duration: number;
}>;
