@svta/common-media-library/dist/throughput/HarmonicMeanEstimator.js

A common library for media playback in JavaScript

import { getBandwidthBps } from '../utils/getBandwidthBps.js';
/**
 * Harmonic Mean throughput estimator
 *
 * @group Throughput
 *
 * @beta
 */
export class HarmonicMeanEstimator {
    constructor() {
        this.samples = [];
    }
    sample(sample) {
        this.samples.push(sample);
    }
    getEstimate() {
        let value = 0;
        for (let i = 0; i < this.samples.length; i++) {
            value += 1 / getBandwidthBps(this.samples[i]);
        }
        return this.samples.length / value;
    }
}
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