How to use transceiver method in wpt

Best JavaScript code snippet using wpt

DefaultTransceiverController.ts

Source:DefaultTransceiverController.ts Github

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1// Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.2// SPDX-License-Identifier: Apache-2.03import BrowserBehavior from '../browserbehavior/DefaultBrowserBehavior';4import DefaultBrowserBehavior from '../browserbehavior/DefaultBrowserBehavior';5import Logger from '../logger/Logger';6import VideoStreamIdSet from '../videostreamidset/VideoStreamIdSet';7import VideoStreamIndex from '../videostreamindex/VideoStreamIndex';8import TransceiverController from './TransceiverController';9export default class DefaultTransceiverController implements TransceiverController {10 private localCameraTransceiver: RTCRtpTransceiver | null = null;11 private localAudioTransceiver: RTCRtpTransceiver | null = null;12 private videoSubscriptions: number[] = [];13 private defaultMediaStream: MediaStream | null = null;14 private peer: RTCPeerConnection | null = null;15 private browserBehavior: BrowserBehavior = new DefaultBrowserBehavior();16 constructor(private logger: Logger) {}17 static setVideoSendingBitrateKbpsForSender(18 sender: RTCRtpSender,19 bitrateKbps: number,20 logger: Logger21 ): void {22 if (!sender || bitrateKbps <= 0) {23 return;24 }25 const param: RTCRtpSendParameters = sender.getParameters();26 if (!param.encodings) {27 param.encodings = [{}];28 }29 for (const encodeParam of param.encodings) {30 encodeParam.maxBitrate = bitrateKbps * 1000;31 }32 sender.setParameters(param);33 logger.info(`set video send bandwidth to ${bitrateKbps}kbps`);34 }35 static async replaceAudioTrackForSender(36 sender: RTCRtpSender,37 track: MediaStreamTrack38 ): Promise<boolean> {39 if (!sender) {40 return false;41 }42 await sender.replaceTrack(track);43 return true;44 }45 setVideoSendingBitrateKbps(bitrateKbps: number): void {46 // this won't set bandwidth limitation for video in Chrome47 if (!this.localCameraTransceiver || this.localCameraTransceiver.direction !== 'sendrecv') {48 return;49 }50 const sender: RTCRtpSender = this.localCameraTransceiver.sender;51 DefaultTransceiverController.setVideoSendingBitrateKbpsForSender(52 sender,53 bitrateKbps,54 this.logger55 );56 }57 setPeer(peer: RTCPeerConnection): void {58 this.peer = peer;59 }60 reset(): void {61 this.localCameraTransceiver = null;62 this.localAudioTransceiver = null;63 this.videoSubscriptions = [];64 this.defaultMediaStream = null;65 this.peer = null;66 }67 useTransceivers(): boolean {68 if (!this.peer || !this.browserBehavior.requiresUnifiedPlan()) {69 return false;70 }71 return typeof this.peer.getTransceivers !== 'undefined';72 }73 trackIsVideoInput(track: MediaStreamTrack): boolean {74 if (!this.localCameraTransceiver) {75 return false;76 }77 return (78 track === this.localCameraTransceiver.sender.track ||79 track === this.localCameraTransceiver.receiver.track80 );81 }82 setupLocalTransceivers(): void {83 if (!this.useTransceivers()) {84 return;85 }86 if (!this.defaultMediaStream && typeof MediaStream !== 'undefined') {87 this.defaultMediaStream = new MediaStream();88 }89 if (!this.localAudioTransceiver) {90 this.localAudioTransceiver = this.peer.addTransceiver('audio', {91 direction: 'inactive',92 streams: [this.defaultMediaStream],93 });94 }95 if (!this.localCameraTransceiver) {96 this.localCameraTransceiver = this.peer.addTransceiver('video', {97 direction: 'inactive',98 streams: [this.defaultMediaStream],99 });100 }101 }102 setAudioInput(track: MediaStreamTrack | null): void {103 this.setTransceiverInput(this.localAudioTransceiver, track);104 }105 async replaceAudioTrack(track: MediaStreamTrack): Promise<boolean> {106 if (!this.localAudioTransceiver || this.localAudioTransceiver.direction !== 'sendrecv') {107 this.logger.info(`audio transceiver direction is not set up or not activated`);108 return false;109 }110 await this.localAudioTransceiver.sender.replaceTrack(track);111 return true;112 }113 setVideoInput(track: MediaStreamTrack | null): void {114 this.setTransceiverInput(this.localCameraTransceiver, track);115 }116 updateVideoTransceivers(117 videoStreamIndex: VideoStreamIndex,118 videosToReceive: VideoStreamIdSet119 ): number[] {120 if (!this.useTransceivers()) {121 return videosToReceive.array();122 }123 // See https://blog.mozilla.org/webrtc/rtcrtptransceiver-explored/ for details on transceivers124 const transceivers: RTCRtpTransceiver[] = this.peer.getTransceivers();125 // Subscription index 0 is reserved for transmitting camera.126 // We mark inactive slots with 0 in the subscription array.127 this.videoSubscriptions = [0];128 videosToReceive = videosToReceive.clone();129 this.unsubscribeTransceivers(transceivers, videoStreamIndex, videosToReceive);130 this.subscribeTransceivers(transceivers, videosToReceive);131 this.logger.debug(() => {132 return this.debugDumpTransceivers();133 });134 return this.videoSubscriptions;135 }136 private unsubscribeTransceivers(137 transceivers: RTCRtpTransceiver[],138 videoStreamIndex: VideoStreamIndex,139 videosToReceive: VideoStreamIdSet140 ): void {141 // disable transceivers which are no longer going to subscribe142 for (const transceiver of transceivers) {143 if (transceiver === this.localCameraTransceiver || !this.transceiverIsVideo(transceiver)) {144 continue;145 }146 // by convention with the video host, msid is equal to the media section mid, prefixed with the string "v_"147 // we use this to get the streamId for the track148 const streamId = videoStreamIndex.streamIdForTrack('v_' + transceiver.mid);149 if (streamId !== undefined && videosToReceive.contain(streamId)) {150 transceiver.direction = 'recvonly';151 this.videoSubscriptions.push(streamId);152 videosToReceive.remove(streamId);153 } else {154 transceiver.direction = 'inactive';155 // mark this slot inactive with a 0 in the subscription array156 this.videoSubscriptions.push(0);157 }158 }159 }160 private subscribeTransceivers(161 transceivers: RTCRtpTransceiver[],162 videosToReceive: VideoStreamIdSet163 ): void {164 if (videosToReceive.size() === 0) {165 return;166 }167 // Handle remaining subscriptions using existing inactive transceivers.168 const videosRemaining = videosToReceive.array();169 // Begin counting out index in the the subscription array at 1 since the camera.170 // Always occupies position 0 (whether active or not).171 let n = 1;172 for (const transceiver of transceivers) {173 if (transceiver === this.localCameraTransceiver || !this.transceiverIsVideo(transceiver)) {174 continue;175 }176 if (transceiver.direction === 'inactive') {177 transceiver.direction = 'recvonly';178 const streamId = videosRemaining.shift();179 this.videoSubscriptions[n] = streamId;180 if (videosRemaining.length === 0) {181 break;182 }183 }184 n += 1;185 }186 // add transceivers for the remaining subscriptions187 for (const index of videosRemaining) {188 // @ts-ignore189 const transceiver = this.peer.addTransceiver('video', {190 direction: 'recvonly',191 streams: [this.defaultMediaStream],192 });193 this.videoSubscriptions.push(index);194 this.logger.info(195 `adding transceiver mid: ${transceiver.mid} subscription: ${index} direction: recvonly`196 );197 }198 }199 private transceiverIsVideo(transceiver: RTCRtpTransceiver): boolean {200 return (201 (transceiver.receiver &&202 transceiver.receiver.track &&203 transceiver.receiver.track.kind === 'video') ||204 (transceiver.sender && transceiver.sender.track && transceiver.sender.track.kind === 'video')205 );206 }207 private debugDumpTransceivers(): string {208 let msg = '';209 let n = 0;210 for (const transceiver of this.peer.getTransceivers()) {211 if (!this.transceiverIsVideo(transceiver)) {212 continue;213 }214 msg += `transceiver index=${n} mid=${transceiver.mid} subscription=${this.videoSubscriptions[n]} direction=${transceiver.direction}\n`;215 n += 1;216 }217 return msg;218 }219 private setTransceiverInput(220 transceiver: RTCRtpTransceiver | null,221 track: MediaStreamTrack222 ): void {223 if (!transceiver) {224 return;225 }226 if (track) {227 transceiver.direction = 'sendrecv';228 } else {229 transceiver.direction = 'inactive';230 }231 transceiver.sender.replaceTrack(track);232 }...

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SDKApp.ts

Source:SDKApp.ts Github

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...17import CheckCrash from '../Utils/CheckCrash';18import { SDKIThirdInterfaces } from '../SDKInterfaces/SDKIThirdInterfaces';19import * as SDKLogEventConst from '../SDKConst/SDKLogEventConst';20export default class SDKApp {21 public get transceiver(): SDKTransceiver {22 return this._transceiver;23 }24 public get packetHandler(): SDKPacketHandler {25 return this._packetHandler;26 }27 public get recordTransceiver(): SDKRecordTransceiver {28 return this._recordTransceiver;29 }30 public get logTransceiver(): SDKLogTransceiver {31 return this._logTransceiver;32 }33 public get newRecordTransceiver(): SDKNewRecordTransceiver {34 return this._newRecordTransceiver;35 }...

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Using AI Code Generation

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1var wpt = require('./node_modules/webpagetest/lib/webpagetest.js');2var wpt = new wpt('www.webpagetest.org');3var location = 'Dulles:Chrome';4var runs = 3;5var firstViewOnly = true;6var timeout = 300;7var label = 'Test';8var pollResults = 5;9wpt.runTest(url, location, runs, firstViewOnly, timeout, label, pollResults, function(err, data) {10 if (err) return console.error(err);11 console.log(data);12});13var wpt = require('./node_modules/webpagetest/lib/webpagetest.js');14var wpt = new wpt('www.webpagetest.org');15var location = 'Dulles:Chrome';16var runs = 3;17var firstViewOnly = true;18var timeout = 300;19var label = 'Test';20var pollResults = 5;21wpt.runTest(url, location, runs, firstViewOnly, timeout, label, pollResults, function(err, data) {22 if (err) return console.error(err);23 console.log(data);24});25var wpt = require('./node_modules/webpagetest/lib/webpagetest.js');26var wpt = new wpt('www.webpagetest.org');27var location = 'Dulles:Chrome';28var runs = 3;29var firstViewOnly = true;30var timeout = 300;31var label = 'Test';32var pollResults = 5;33wpt.runTest(url, location, runs, firstViewOnly, timeout, label, pollResults, function(err, data) {34 if (err) return console.error(err);35 console.log(data);36});37var wpt = require('./node_modules/webpagetest/lib/webpagetest.js');38var wpt = new wpt('www.webpagetest.org');39var location = 'Dulles:Chrome';40var runs = 3;

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Using AI Code Generation

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1function test() {2 var xhr = new XMLHttpRequest();3 xhr.onreadystatechange = function () {4 if (xhr.readyState == 4) {5 if (xhr.status == 200) {6 console.log("response: " + xhr.responseText);7 }8 }9 };10 xhr.send();11}12test();

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Using AI Code Generation

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1var wpt = require('./lib/webpagetest');2var wpt = new WebPageTest('www.webpagetest.org');3 if (err) return console.error(err);4 console.log('Test submitted to WebPagetest for %s', data.data.testUrl);5 console.log('Test ID: %s', data.data.testId);6});7wpt.runTest(urls, function(err, data) {8 if (err) return console.error(err);9 console.log('Test submitted to WebPagetest for %s', data.data.testUrl);10 console.log('Test ID: %s', data.data.testId);11});12var options = {13};14wpt.runTest(urls, options, function(err, data) {15 if (err) return console.error(err);16 console.log('Test submitted to WebPagetest for %s', data.data.testUrl);17 console.log('Test ID: %s', data.data.testId);18});19var options = {20};21 if (err) return console.error(err);22 console.log('Test submitted to WebPagetest for %s', data.data.testUrl);23 console.log('Test ID: %s', data.data.testId);24});25var options = {26};27 if (err) return console.error(err);28 console.log('Test submitted

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Using AI Code Generation

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1var wpt = require('webpagetest');2var program = require('commander');3 .version('0.0.1')4 .option('--url <s>', 'url to test')5 .option('--video', 'video enabled')6 .option('--audio', 'audio enabled')7 .option('--test [n]', 'test number', parseInt)8 .parse(process.argv);9var options = {10};

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Using AI Code Generation

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1var wpt = require('webpagetest');2var options = {3};4var webpagetest = wpt(options);5}, function(err, data) {6 if (err) return console.error(err);7 console.log('Test Results for: ' + data.data.url);8 console.log('First View (ms): ' + data.data.average.firstView.loadTime);9 console.log('Speed Index (ms): ' + data.data.average.firstView.SpeedIndex);10 console.log('Repeat View (ms): ' + data.data.average.repeatView.loadTime);11 console.log('Speed Index (ms): ' + data.data.average.repeatView.SpeedIndex);12 console.log('Test ID: ' + data.data.testId);13 console.log('Test URL: ' + data.data.summary);14});15var wpt = require('webpagetest');16var options = {17};18var webpagetest = wpt(options);19}, function(err, data) {20 if (err) return console.error(err);21 console.log('Test Results for: ' + data.data.url);22 console.log('First View (ms): ' + data.data.average.firstView.loadTime);23 console.log('Speed Index (ms): ' + data.data.average.firstView.SpeedIndex);24 console.log('Repeat View (ms): ' + data.data.average.repeatView.loadTime);25 console.log('Speed Index (ms): ' + data.data.average.repeatView.SpeedIndex);26 console.log('Test

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