import Logger from '../logger/Logger';
/**
 * [[VideoFxSegmentationRateManager]] Mechanism that can be used to maximize
 * frequency of the segmentation operations while maintaining a target amount
 * of resource utilization.
 */
export declare class VideoFxSegmentationRateManager {
    private logger;
    private targetSegmentationCyclePercentage;
    private frameCountOverSamplingPeriod;
    private framesPerSegmentation;
    private frameSegmentationStartTime;
    private totalSegmentationDurationOverSamplingPeriod;
    private samplingPeriodStartTime;
    constructor(logger: Logger, targetSegmentationCycleTime: number);
    /**
     * Invoked on every frame to increment the running count of frames being processed
     */
    submitFrame(): void;
    /**
     * Invoked on every frame to coordinate when the segmentation should be
     * executed so that we are maintaing a segmentation rate of once per every
     * framesPerSegmentation frames.
     * @returns boolean for whether or not we want to perform an action on the current
     * frame
     */
    shouldApplySegmentation(): boolean;
    /**
     * Starts the timing of the current action
     */
    startSegmentation(): void;
    /**
     * Invoked after the action to notify the compute manager. Afterwards the
     * manager will make adjustments to action rates to maintain a value below compute
     * ceiling
     */
    completeSegmentation(): void;
    /**
     * Increase or decrease the frames per segmentation so that we remain as performant as possible,
     * but also below the targetSegmentationCycleTime
     * @param currentSegmentationCycleTime Current ratio of frame processing allocated to a specific action
     */
    private adjustFramesPerSegmentation;
}