278 lines
9.6 KiB
TypeScript
278 lines
9.6 KiB
TypeScript
// Module ID: 12814
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// Function ID: 99855
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// Name: VideoHealthManager
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// Dependencies: [6, 7, 653, 3, 12815, 4207, 664, 4369, 2]
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// Module 12814 (VideoHealthManager)
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import set from "set";
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import isTablet from "isTablet";
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import { VideoToggleState } from "ME";
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const require = arg1;
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let tmp2 = (() => {
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class VideoHealthManager {
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constructor(arg0, arg1, arg2, arg3) {
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tmp = outer1_3(this, VideoHealthManager);
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tmp2 = outer1_1(outer1_2[3]);
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tmp2 = new tmp2("VideoHealthManager");
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this.logger = tmp2;
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this.disabled = false;
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this.perUserFpsWindow = {};
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this.prevFramesCodec = {};
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this.prevTimestamp = {};
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set = new Set();
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this.streamDisabledUsers = set;
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this.retryBackoffCache = {};
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this.timeoutIdCache = {};
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this.currentVideoAutoToggleState = {};
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this.enableQueue = [];
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this.windowLength = arg0;
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this.fpsThreshold = arg2;
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this.fpsWindowBorderlineCount = Math.ceil(arg0 * arg1);
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this.backoffTimeSec = arg3;
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logger = this.logger;
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enableNativeLoggerResult = logger.enableNativeLogger(true);
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logger2 = this.logger;
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infoResult = logger2.info("constructor with windowLength = " + this.windowLength + ",\n fpsWindowBorderlineCount = " + this.fpsWindowBorderlineCount + ",\n fpsThreshold = " + this.fpsThreshold + ",\n backoffTimeSec = " + arg3);
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return;
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}
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}
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let obj = {
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key: "calculateFps",
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value(arg0, arg1, arg2) {
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const self = this;
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if (-1 !== this.prevFramesCodec[arg0]) {
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if (arg1 >= self.prevFramesCodec[arg0]) {
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if (arg2 >= self.prevTimestamp[arg0]) {
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if (arg2 <= self.prevTimestamp[arg0] + 1000 * self.windowLength) {
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if (arg2 < self.prevTimestamp[arg0] + 900) {
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const _NaN = NaN;
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return NaN;
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} else {
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self.prevTimestamp[arg0] = arg2;
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self.prevFramesCodec[arg0] = arg1;
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return (arg1 - self.prevFramesCodec[arg0]) / self.elapsedSeconds(arg2, self.prevTimestamp[arg0]);
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}
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}
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}
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}
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}
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self.prevFramesCodec[arg0] = arg1;
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self.prevTimestamp[arg0] = arg2;
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self.perUserFpsWindow[arg0] = [];
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return NaN;
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}
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};
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const items = [obj, , , , , , , , , , , ];
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obj = {
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key: "updateFps",
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value(arg0, arg1, arg2) {
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let self = this;
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self = this;
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if (!this.disabled) {
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const streamDisabledUsers = self.streamDisabledUsers;
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if (!streamDisabledUsers.has(arg0)) {
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const calculateFpsResult = self.calculateFps(arg0, arg1, arg2);
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if (calculateFpsResult >= 0) {
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const _Number = Number;
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if (Number.isFinite(calculateFpsResult)) {
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let arr = self.perUserFpsWindow[arg0];
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arr = arr.push(calculateFpsResult);
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if (self.perUserFpsWindow[arg0].length >= self.windowLength) {
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if (self.perUserFpsWindow[arg0].length > self.windowLength) {
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arr = self.perUserFpsWindow[arg0].shift();
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const arr2 = self.perUserFpsWindow[arg0];
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}
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if (arr3.filter((arg0) => arg0 < self.fpsThreshold).length >= self.fpsWindowBorderlineCount) {
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const logger = self.logger;
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const _HermesInternal = HermesInternal;
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logger.info("" + arg0 + ": detected poor network quality, turning off video");
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const streamDisabledUsers2 = self.streamDisabledUsers;
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streamDisabledUsers2.add(arg0);
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self.currentVideoAutoToggleState[arg0] = outer1_5.DISABLED;
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outer1_1(outer1_2[4])(arg0, outer1_5.DISABLED);
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const result = self.startReenableBackoffTimer(arg0);
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} else if (self.currentVideoAutoToggleState[arg0] === outer1_5.AUTO_PROBING) {
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self.currentVideoAutoToggleState[arg0] = outer1_5.AUTO_ENABLED;
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const logger2 = self.logger;
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const _HermesInternal2 = HermesInternal;
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logger2.info("acceptable conditions reached, will reset and send a AUTO_ENABLED for user " + arg0);
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outer1_1(outer1_2[4])(arg0, outer1_5.AUTO_ENABLED);
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}
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if (self.probingUserId === arg0) {
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self.probingUserId = undefined;
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self.tryReenableQueue();
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}
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arr3 = self.perUserFpsWindow[arg0];
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}
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}
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}
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}
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}
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}
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};
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items[1] = obj;
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obj = {
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key: "startReenableBackoffTimer",
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value(arg0) {
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let expBackoffFactor;
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let lastBackoffTime;
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let self = this;
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self = this;
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let closure_1 = arg0;
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if (!this.disabled) {
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const logger = self.logger;
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const _HermesInternal = HermesInternal;
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logger.info("startReenableBackoffTimer for user " + arg0);
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({ lastBackoffTime, expBackoffFactor } = self.retryBackoffCache[arg0]);
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let num2 = 1;
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if (null !== lastBackoffTime) {
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num2 = 1;
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if (expBackoffFactor <= 16) {
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let obj = VideoHealthManager(outer1_2[5]);
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num2 = 1;
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if (self.elapsedSeconds(obj.now(), lastBackoffTime) <= 600) {
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num2 = expBackoffFactor * 2;
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}
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}
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}
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obj = { lastBackoffTime: VideoHealthManager(outer1_2[5]).now(), expBackoffFactor: num2 };
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self.retryBackoffCache[arg0] = obj;
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const result = num2 * self.backoffTimeSec;
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const result1 = result * outer1_1(outer1_2[6]).Millis.SECOND;
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const logger2 = self.logger;
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const _HermesInternal2 = HermesInternal;
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logger2.info("starting backoff timer with time = " + result1 + " milliseconds");
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const _setTimeout = setTimeout;
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self.timeoutIdCache[arg0] = setTimeout(() => {
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self.queueReenable(closure_1);
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}, result1);
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const obj3 = VideoHealthManager(outer1_2[5]);
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}
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}
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};
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items[2] = obj;
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items[3] = {
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key: "queueReenable",
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value(arg0) {
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const enableQueue = this.enableQueue;
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enableQueue.push(arg0);
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this.tryReenableQueue();
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}
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};
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items[4] = {
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key: "tryReenableQueue",
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value() {
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const self = this;
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if (!this.disabled) {
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if (null == self.probingUserId) {
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const enableQueue = self.enableQueue;
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const arr = enableQueue.shift();
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if (null != arr) {
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if (!self.reenableVideo(arr)) {
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while (null != arr) {
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if (self.reenableVideo(arr)) {
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break;
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}
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}
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}
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}
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}
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}
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}
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};
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items[5] = {
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key: "reenableVideo",
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value(probingUserId) {
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const self = this;
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let flag = probingUserId in this.perUserFpsWindow;
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if (flag) {
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const logger = self.logger;
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const _HermesInternal = HermesInternal;
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logger.info("reenableVideo called for user " + probingUserId + " - time = " + VideoHealthManager(outer1_2[5]).now());
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const result = self.stateCleanupBeforeEnable(probingUserId);
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self.currentVideoAutoToggleState[probingUserId] = outer1_5.AUTO_PROBING;
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self.probingUserId = probingUserId;
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outer1_1(outer1_2[4])(probingUserId, outer1_5.AUTO_PROBING);
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flag = true;
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const obj = VideoHealthManager(outer1_2[5]);
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}
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return flag;
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}
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};
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items[6] = {
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key: "elapsedSeconds",
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value(arg0, arg1) {
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return (arg0 - arg1) / 1000;
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}
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};
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items[7] = {
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key: "stateCleanupBeforeEnable",
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value(arg0) {
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const logger = this.logger;
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logger.info("VideoHealthManager::stateCleanupBeforeEnable");
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this.perUserFpsWindow[arg0] = [];
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this.prevFramesCodec[arg0] = -1;
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const streamDisabledUsers = this.streamDisabledUsers;
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streamDisabledUsers.delete(arg0);
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}
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};
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items[8] = {
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key: "getCurrentVideoToggleState",
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value(arg0) {
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return this.currentVideoAutoToggleState[arg0];
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}
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};
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items[9] = {
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key: "createUser",
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value(arg0) {
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const self = this;
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const logger = this.logger;
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logger.info("VideoHealthManager::createUser " + arg0);
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if (!(arg0 in this.perUserFpsWindow)) {
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self.perUserFpsWindow[arg0] = [];
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self.prevFramesCodec[arg0] = -1;
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self.currentVideoAutoToggleState[arg0] = outer1_5.NONE;
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self.retryBackoffCache[arg0] = { lastBackoffTime: null, expBackoffFactor: 1 };
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}
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}
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};
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items[10] = {
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key: "deleteUser",
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value(arg0) {
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const self = this;
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const logger = this.logger;
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logger.info("VideoHealthManager::deleteUser " + arg0);
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delete tmp3[tmp2];
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delete tmp3[tmp2];
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delete tmp3[tmp2];
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delete tmp3[tmp2];
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const streamDisabledUsers = this.streamDisabledUsers;
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streamDisabledUsers.delete(arg0);
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if (arg0 === this.probingUserId) {
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self.probingUserId = undefined;
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self.tryReenableQueue();
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}
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clearTimeout(self.timeoutIdCache[arg0]);
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delete tmp[tmp2];
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}
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};
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items[11] = {
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key: "disable",
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value() {
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const self = this;
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this.disabled = true;
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for (const key10004 in this.perUserFpsWindow) {
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let tmp = key10004;
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let deleteUserResult = self.deleteUser(key10004);
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continue;
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}
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}
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};
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return callback(VideoHealthManager, items);
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})();
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let obj = { featureEnabled: require("isTablet").isMobile, windowLength: 5, allowedPoorFpsRatio: 1, fpsThreshold: 5, backoffTimeSec: 15 };
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tmp2.defaultConfig = obj;
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let result = require("ME").fileFinishedImporting("lib/VideoHealthManager.tsx");
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export const VideoHealthManager = tmp2;
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