export interface StatsReport {
    pctype: "recv" | "send";
    videoBitrate: number;
    audioBitrate: number;
    videoPacketLossRate: number;
    audioPacketLossRate: number;
    videoBytes: number;
    videoPackets: number;
    videoPacketLoss: number;
    audioBytes: number;
    audioPackets: number;
    audioPacketLoss: number;
    timestamp: number;
}
export interface TrackStatsReport {
    id: string;
    kind: "audio" | "video";
    bitrate: number;
    bytes: number;
    packets: number;
    packetLoss: number;
    packetLossRate: number;
    frameRate: number;
    rtt: number;
    timestamp: number;
    width?: number;
    height?: number;
    networkGrade: NetworkGrade;
}
export interface AudioExtraStats {
    track_audio_volume: number;
    jitter_buffer_delay: number;
    bytes_sent: number;
    bytes_received: number;
}
export interface VideoExtraStats {
    nack_count: number;
    fir_count: number;
    pli_count: number;
    width: number;
    height: number;
    jitter_buffer_delay: number;
    bytes_sent: number;
    frame_encoded: number;
    bytes_received: number;
    frame_decoded: number;
}
export interface CalculationStats {
    frames_sent: number;
    frames_received: number;
    timestamp: number;
    packets_lost: number;
    packets_received: number;
    packets_sent: number;
    bytes_sent: number;
    bytes_received: number;
}
export interface MediaStatisticStatsReport {
    id: string;
    track_id: string;
    kind: "audio" | "video";
    kbps: number;
    framerate: number;
    packet_lost_rate: number;
    rtt: number;
    extra_stats: AudioExtraStats | VideoExtraStats | null;
}
export interface MediaStatisticStatsWithCalculationReport extends MediaStatisticStatsReport {
    calculation_stats: CalculationStats;
}
export interface RemoteTrackStat {
    userId: string;
    networkGrade: NetworkGrade;
    kind: string;
    trackId: string;
    packetLossRate: number;
    rtt: number;
}
/**
 * 网络质量等级枚举
 */
export declare enum NetworkGrade {
    /**
     * 网络等级还未获取
     */
    INVALID = -1,
    /**
     * 网络优
     */
    EXCELLENT = 1,
    /**
     * 网络良
     */
    GOOD = 2,
    /**
     * 网络一般
     */
    FAIR = 3,
    /**
     * 网络较差
     */
    POOR = 4
}
export interface QosWsMessageQosTrackQos {
    kind: string;
    lostRate: number;
    rtt: number;
    track: string;
}
export interface QosWsMessageQos {
    networkGrade: NetworkGrade;
    tracks_qos: QosWsMessageQosTrackQos[];
}