import type { HlsInterstitial } from './HlsInterstitialsConfigAPI';
/**
 * Key for ad creative signaling in custom attributes.
 *
 * @hidden
 */
export declare const AD_CREATIVE_SIGNALING_KEY = "X-AD-CREATIVE-SIGNALING";
/**
 * Known client attributes for HLS interstitials.
 *
 * @hidden
 */
export declare const KNOWN_CLIENT_ATTRIBUTES: string[];
/**
 * Internal representation of an HLS interstitial, extending the public HlsInterstitial interface.
 *
 * @hidden
 */
export interface InternalHlsInterstitial extends HlsInterstitial {
    /**
     * Internal flag tracking whether this interstitial has already been played.
     */
    hasBeenPlayed?: boolean;
    /**
     * Whether the interstitial is allowed to be loaded based on user feedback.
     * Undefined means the callback was not evaluated yet.
     */
    isLoadAllowed?: boolean;
}
export interface HlsInterstitialAssetList {
    /**
     * Array of interstitial assets in the asset list.
     */
    assets: HlsInterstitialAsset[];
    /**
     * Any attributes that is not known in the HLS interstitial asset list spec.
     * The tracking information could be present here, X-AD-CREATIVE-SIGNALING in case of SVTA.
     */
    customAttributes?: {
        [key: string]: any;
    };
}
export interface HlsInterstitialAsset {
    /**
     * The URI of the interstitial asset.
     */
    uri: string;
    /**
     * The duration of the interstitial asset in seconds.
     */
    duration: number;
    /**
     * Any attributes that is not known in the HLS interstitial asset spec.
     * The tracking information could be present here, X-AD-CREATIVE-SIGNALING in case of SVTA.
     */
    customAttributes?: {
        [key: string]: any;
    };
}
/**
 * Enum for X-RESTRICT header values that control playback behavior during ads.
 * SGAI (Server-Guided Ad Insertion) specification support.
 */
export declare enum RestrictValue {
    /**
     * SKIP: Seeking or playing at higher rate while playing ads should not be allowed.
     * Corresponds to SeekingRestriction.NO_SEEKING.
     */
    SKIP = "SKIP",
    /**
     * JUMP: When jumping over multiple ads, at least one ad must play.
     * Used with JumpPolicy.RESTRICT.
     */
    JUMP = "JUMP"
}
/**
 * Seeking restriction policy for HLS interstitial playback.
 * Derived from X-RESTRICT header in HLS manifests.
 * When undefined, no seeking restrictions are applied.
 */
export declare enum SeekingRestriction {
    /**
     * NO_SEEKING: Seeking or playing at higher rate while playing ads should not be allowed.
     * Corresponds to X-RESTRICT=SKIP header.
     */
    NO_SEEKING = "NO_SEEKING"
}
/**
 * Jump over ads policy for HLS interstitial playback.
 * Derived from X-RESTRICT header in HLS manifests.
 */
export declare enum JumpPolicy {
    /**
     * ALLOW: Ad break can be jumped over without restriction.
     * Corresponds to no X-RESTRICT or X-RESTRICT without "JUMP".
     */
    ALLOW = "ALLOW",
    /**
     * RESTRICT: Ad break cannot be jumped over, at least one ad must play.
     * Corresponds to X-RESTRICT="JUMP" header.
     */
    RESTRICT = "RESTRICT"
}
/**
 * Trigger policy for HLS interstitial playback.
 * Derived from CUE attribute in HLS manifests.
 */
export declare enum TriggerPolicy {
    /**
     * PRE: Trigger the interstitial before the main content starts.
     */
    PRE = "PRE",
    /**
     * POST: Trigger the interstitial after the main content ends.
     */
    POST = "POST",
    /**
     * ONCE: Trigger the interstitial only once during the main content.
     */
    ONCE = "ONCE"
}