/**
 * HLS.js Player Adapter
 */
import { PlayerAdapter, VideoMetadata, PlayerState, Resolution, CMCDData } from "../types";
import { EventCollector } from "../core/EventCollector";
import { BatchManager } from "../core/BatchManager";
import { Logger } from "../utils/logger";
export declare class HlsJsAdapter implements PlayerAdapter {
    private player;
    private video;
    private eventCollector;
    private batchManager;
    private logger;
    private metadata;
    private readonly eventListeners;
    private hlsEventHandlers;
    private lastPlaybackTime;
    private playingTime;
    private watchTime;
    private stallStartTime;
    private viewStartTime;
    private seekStartTime;
    private rebufferCount;
    private rebufferDuration;
    private quartileFired;
    private heartbeatInterval;
    private seekFrom;
    private currentBitrate;
    private currentResolution;
    private currentFPS;
    private bufferStats;
    private bufferSampleRate;
    private bufferZThreshold;
    private fragStats;
    private fragSampleRate;
    private fragZThreshold;
    private qualityLevelMap;
    constructor(eventCollector: EventCollector, batchManager: BatchManager, logger: Logger);
    /**
     * Attach to HLS.js instance
     */
    attach(player: any, metadata: VideoMetadata): void;
    /**
     * Detach from HLS instance
     */
    detach(): void;
    private onVisibilityChange;
    private resolveHlsJS;
    /**
     * Attach all event listeners
     */
    private attachEventListeners;
    /**
     * Helper to add HLS event listener
     */
    private onHls;
    /**
     * Helper to add video event listener
     */
    private addEventListener;
    /**
     * Event Handlers - Ordered by attachEventListeners() sequence
     */
    /**
     * Fragment Buffered event
     */
    private onFragmentLoaded;
    /**
     * Manifest Loading Start
     */
    private onManifestLoaded;
    /**
     * On Player Ready
     */
    private onPlayerReady;
    /**
     * Buffer Append event
     */
    private onBufferLevelChange;
    /**
     * Quality Change Request event
     */
    private onQualityChangeRequested;
    /**
     * Quality Change Rendered
     */
    private onQualityChangeRendered;
    /**
     * HLS Error event
     */
    private onHlsError;
    /**
     * Playback Detached event
     */
    private onPlaybackDetached;
    /**
     * Can Play Event
     */
    private onCanPlay;
    /**
     * Playing event
     */
    private onPlaying;
    /**
     * Pause event
     */
    private onPause;
    /**
     * Playing after waiting - Stall End
     */
    private onPlayingAfterWait;
    /**
     * Ended event
     */
    private onEnded;
    /**
     * Playback error
     */
    private onPlaybackError;
    /**   * Seeking event
     */
    private onSeeking;
    /**
     * Seeked event
     */
    private onSeeked;
    /**
     * Stall Start (waiting) event
     */
    private onStallStart;
    /**
     * Time Update - Track quartiles
     */
    private onTimeUpdate;
    /**
     * Playback rate changed
     */
    private onPlaybackRateChanged;
    /**
     * Playback volume changed
     */
    private onPlaybackVolumeChanged;
    private onMoveAway;
    private onMoveback;
    /**
     * Error handler
     */
    private onError;
    /**
     * Heartbeat - Send periodic updates
     */
    private startHeartbeat;
    /**
     * Stop heartbeat
     */
    private stopHeartbeat;
    /**
     * Get current time in seconds
     */
    getCurrentTime(): number;
    /**
     * Get duration in seconds
     */
    getDuration(): number;
    /**
     * Get bitrate
     */
    getBitrate(): number | null;
    /**
     * Get video resolution
     */
    getVideoResolution(): Resolution | null;
    /**
     * Get framerate
     */
    getFramerate(): number | null;
    /**
     * Get dropped frames
     */
    getDroppedFrames(): number | undefined;
    /**
     * Get player state
     */
    getPlayerState(): PlayerState;
    /**
     * Get CMCD data
     */
    getCMCDData(): CMCDData | null;
    /**
     * Get buffer length in ms
     */
    private getBufferLength;
    private getBufferAhead;
}
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