import { File } from './index';
export declare type VoiceNoteUnion = VoiceNote;
/**
 * Describes a voice note. The voice note must be encoded with the Opus codec, and stored
 * inside an OGG container. Voice notes can have only a single audio channel
 */
export interface VoiceNote {
    _: 'voiceNote';
    /** Duration of the voice note, in seconds; as defined by the sender */
    duration: number;
    /** A waveform representation of the voice note in 5-bit format */
    waveform: string;
    /** MIME type of the file; as defined by the sender */
    mimeType: string;
    /** File containing the voice note */
    voice: File;
}