import type { TimelineObjectAbSessionInfo } from '@sofie-automation/shared-lib/dist/core/model/Timeline';
import type { ICommonContext } from './context';
import type { OnGenerateTimelineObj, TSR } from './timeline';
import type { AbPlayerId } from '@sofie-automation/shared-lib/dist/core/model/StudioRouteSet';
export type { AbPlayerId };
export interface PieceAbSessionInfo extends TimelineObjectAbSessionInfo {
    /**
     * If true, this assignment will be given low priority
     */
    optional?: boolean;
}
/**
 * A token to identify sessions that need an assignment, but won't be able to provide a unique id.
 * Instead, when this token is encountered, the id of the pieceInstance will be used instead of the name of the session.
 * Note: This doesnt play nice with transitions, so if they are required, then auto cannot be used
 */
export declare const AB_MEDIA_PLAYER_AUTO = "__auto__";
/**
 * Description of a player in an AB pool
 */
export interface ABPlayerDefinition {
    playerId: AbPlayerId;
}
/**
 * A rule describing how to update the `layer` of a TimelineObject for AB playback
 */
export interface ABTimelineLayerChangeRule {
    /** What AB pools can this rule be used for */
    acceptedPoolNames: string[];
    /** A function to generate the new layer name for a chosen playerId */
    newLayerName: (playerId: AbPlayerId) => string;
    /** Whether this rule can be used for lookaheadObjects */
    allowsLookahead: boolean;
}
/**
 * A set of rules describing how to update the `layer` of a TimelineObject for AB playback
 */
export type ABTimelineLayerChangeRules = {
    [fromLayer: string]: ABTimelineLayerChangeRule | undefined;
};
/**
 * Configuration of the AB playback functionality provided by Sofie
 */
export interface ABResolverConfiguration {
    /** Options for the resolver */
    resolverOptions: ABResolverOptions;
    /** The AB pools that should be processed, and the playerIds in each pool */
    pools: Record<string, ABPlayerDefinition[]>;
    /** A set of rules describing how to update the `layer` of a TimelineObject for AB playback */
    timelineObjectLayerChangeRules?: ABTimelineLayerChangeRules;
    /**
     * A callback for blueprints to be able to apply the assignment to an object in blueprint specific ways.
     * This is run after both the keyframe and `timelineObjectLayerChangeRules` strategies have been run.
     * Return true to indicate that a change was successfully made to the object
     */
    customApplyToObject?: (context: ICommonContext, poolName: string, playerId: AbPlayerId, timelineObject: OnGenerateTimelineObj<TSR.TSRTimelineContent>) => boolean;
}
export interface ABResolverOptions {
    /**
     * Ideal gap between playbacks for the player to be considered a good match
     */
    idealGapBefore: number;
    /**
     * Duration to consider as now, to ensure playout-gateway has enough time to receive and re-resolve
     */
    nowWindow: number;
}
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