/// <reference types="node" />
declare enum PacketTypes {
    UNKNOWN = 0,
    AUDIO = 1,
    IMAGE = 2
}
declare enum ImagePacketTypes {
    FULL_SIZE = 1,
    THUMBNAIL = 2
}
interface PacketBase {
    type: PacketTypes;
    data: Buffer;
}
interface PacketAudio extends PacketBase {
    type: PacketTypes.AUDIO;
    streamId: number;
    packetId: number;
}
interface PacketImage extends PacketBase {
    type: PacketTypes.IMAGE;
    packetType: ImagePacketTypes;
    imageId: number;
}
interface PacketUnknown extends PacketBase {
    type: PacketTypes.UNKNOWN;
}
declare type Packet = PacketAudio | PacketImage | PacketUnknown;
declare function isPacketAudio(arg: Packet): arg is PacketAudio;
declare function isPacketImage(arg: Packet): arg is PacketImage;
export { Packet, isPacketAudio, isPacketImage, PacketTypes, PacketAudio, ImagePacketTypes };