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import protooClient from 'protoo-client';
import * as mediasoupClient from 'mediasoup-client';
import Logger from './Logger';
import { getProtooUrl } from './urlFactory';
import * as cookiesManager from './cookiesManager';
import * as requestActions from './redux/requestActions';
import * as stateActions from './redux/stateActions';
import * as e2e from './e2e';
const VIDEO_CONSTRAINS =
{
qvga : { width: { ideal: 320 }, height: { ideal: 240 } },
vga : { width: { ideal: 640 }, height: { ideal: 480 } },
hd : { width: { ideal: 1280 }, height: { ideal: 720 } }
};
const PC_PROPRIETARY_CONSTRAINTS =
{
// optional : [ { googDscp: true } ]
};
const EXTERNAL_VIDEO_SRC = '/resources/videos/video-audio-stereo.mp4';
const logger = new Logger('RoomClient');
let store;
export default class RoomClient
{
/**
* @param {Object} data
* @param {Object} data.store - The Redux store.
*/
static init(data)
{
store = data.store;
}
constructor(
{
roomId,
peerId,
displayName,
device,
handlerName,
forceTcp,
produce,
consume,
datachannel,
enableWebcamLayers,
enableSharingLayers,
webcamScalabilityMode,
sharingScalabilityMode,
numSimulcastStreams,
forceVP8,
forceH264,
forceVP9,
externalVideo,
e2eKey,
consumerReplicas
}
)
{
logger.debug(
'constructor() [roomId:"%s", peerId:"%s", displayName:"%s", device:%s]',
roomId, peerId, displayName, device.flag);
// Closed flag.
// @type {Boolean}
this._closed = false;
// Display name.
// @type {String}
this._displayName = displayName;
// Device info.
// @type {Object}
this._device = device;
// Custom mediasoup-client handler name (to override default browser
// detection if desired).
// @type {String}
this._handlerName = handlerName;
// Whether we want to force RTC over TCP.
// @type {Boolean}
this._forceTcp = forceTcp;
// Whether we want to produce audio/video.
// @type {Boolean}
this._produce = produce;
// Whether we should consume.
// @type {Boolean}
this._consume = consume;
// Whether we want DataChannels.
// @type {Boolean}
this._useDataChannel = Boolean(datachannel);
// Force VP8 codec for sending.
// @type {Boolean}
this._forceVP8 = Boolean(forceVP8);
// Force H264 codec for sending.
// @type {Boolean}
this._forceH264 = Boolean(forceH264);
// Force VP9 codec for sending.
// @type {Boolean}
this._forceVP9 = Boolean(forceVP9);
// Whether simulcast or SVC should be used for webcam.
// @type {Boolean}
this._enableWebcamLayers = Boolean(enableWebcamLayers);
// Whether simulcast or SVC should be used in desktop sharing.
// @type {Boolean}
this._enableSharingLayers = Boolean(enableSharingLayers);
// Scalability mode for webcam.
// @type {String}
this._webcamScalabilityMode = webcamScalabilityMode;
// Scalability mode for sharing.
// @type {String}
this._sharingScalabilityMode = sharingScalabilityMode;
// Number of simuclast streams for webcam and sharing.
// @type {Number}
this._numSimulcastStreams = numSimulcastStreams;
// External video.
// @type {HTMLVideoElement}
this._externalVideo = null;
// Enabled end-to-end encryption.
this._e2eKey = e2eKey;
// MediaStream of the external video.
// @type {MediaStream}
this._externalVideoStream = null;
// Next expected dataChannel test number.
// @type {Number}
this._nextDataChannelTestNumber = 0;
if (externalVideo)
{
this._externalVideo = document.createElement('video');
this._externalVideo.controls = true;
this._externalVideo.muted = true;
this._externalVideo.loop = true;
this._externalVideo.setAttribute('playsinline', '');
this._externalVideo.src = EXTERNAL_VIDEO_SRC;
this._externalVideo.play()
.catch((error) => logger.warn('externalVideo.play() failed:%o', error));
}
// Protoo URL.
// @type {String}
this._protooUrl = getProtooUrl({ roomId, peerId, consumerReplicas });
// protoo-client Peer instance.
// @type {protooClient.Peer}
this._protoo = null;
// mediasoup-client Device instance.
// @type {mediasoupClient.Device}
this._mediasoupDevice = null;
// mediasoup Transport for sending.
// @type {mediasoupClient.Transport}
this._sendTransport = null;
// mediasoup Transport for receiving.
// @type {mediasoupClient.Transport}
this._recvTransport = null;
// Local mic mediasoup Producer.
// @type {mediasoupClient.Producer}
this._micProducer = null;
// Local webcam mediasoup Producer.
// @type {mediasoupClient.Producer}
this._webcamProducer = null;
// Local share mediasoup Producer.
// @type {mediasoupClient.Producer}
this._shareProducer = null;
// Local chat DataProducer.
// @type {mediasoupClient.DataProducer}
this._chatDataProducer = null;
// Local bot DataProducer.
// @type {mediasoupClient.DataProducer}
this._botDataProducer = null;
// mediasoup Consumers.
// @type {Map<String, mediasoupClient.Consumer>}
this._consumers = new Map();
// mediasoup DataConsumers.
// @type {Map<String, mediasoupClient.DataConsumer>}
this._dataConsumers = new Map();
// Map of webcam MediaDeviceInfos indexed by deviceId.
// @type {Map<String, MediaDeviceInfos>}
this._webcams = new Map();
// Local Webcam.
// @type {Object} with:
// - {MediaDeviceInfo} [device]
// - {String} [resolution] - 'qvga' / 'vga' / 'hd'.
this._webcam =
{
device : null,
resolution : 'hd'
};
if (this._e2eKey && e2e.isSupported())
{
e2e.setCryptoKey('setCryptoKey', this._e2eKey, true);
}
}
close()
{
if (this._closed)
return;
this._closed = true;
logger.debug('close()');
// Close protoo Peer
this._protoo.close();
// Close mediasoup Transports.
if (this._sendTransport)
this._sendTransport.close();
if (this._recvTransport)
this._recvTransport.close();
store.dispatch(
stateActions.setRoomState('closed'));
}
async join()
{
store.dispatch(
stateActions.setMediasoupClientVersion(mediasoupClient.version));
const protooTransport = new protooClient.WebSocketTransport(this._protooUrl);
this._protoo = new protooClient.Peer(protooTransport);
store.dispatch(
stateActions.setRoomState('connecting'));
this._protoo.on('open', () => this._joinRoom());
this._protoo.on('failed', () =>
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'WebSocket connection failed'
}));
});
this._protoo.on('disconnected', () =>
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'WebSocket disconnected'
}));
// Close mediasoup Transports.
if (this._sendTransport)
{
this._sendTransport.close();
this._sendTransport = null;
}
if (this._recvTransport)
{
this._recvTransport.close();
this._recvTransport = null;
}
store.dispatch(
stateActions.setRoomState('closed'));
});
this._protoo.on('close', () =>
{
if (this._closed)
return;
this.close();
});
// eslint-disable-next-line no-unused-vars
this._protoo.on('request', async (request, accept, reject) =>
{
logger.debug(
'proto "request" event [method:%s, data:%o]',
request.method, request.data);
switch (request.method)
{
case 'newConsumer':
{
if (!this._consume)
{
reject(403, 'I do not want to consume');
break;
}
const {
peerId,
producerId,
id,
kind,
rtpParameters,
type,
appData,
producerPaused
} = request.data;
try
{
const consumer = await this._recvTransport.consume(
{
id,
producerId,
kind,
rtpParameters,
// NOTE: Force streamId to be same in mic and webcam and different
// in screen sharing so libwebrtc will just try to sync mic and
// webcam streams from the same remote peer.
streamId : `${peerId}-${appData.share ? 'share' : 'mic-webcam'}`,
appData : { ...appData, peerId } // Trick.
});
if (this._e2eKey && e2e.isSupported())
{
e2e.setupReceiverTransform(consumer.rtpReceiver);
}
// Store in the map.
this._consumers.set(consumer.id, consumer);
consumer.on('transportclose', () =>
{
this._consumers.delete(consumer.id);
});
const { spatialLayers, temporalLayers } =
mediasoupClient.parseScalabilityMode(
consumer.rtpParameters.encodings[0].scalabilityMode);
store.dispatch(stateActions.addConsumer(
{
id : consumer.id,
type : type,
locallyPaused : false,
remotelyPaused : producerPaused,
rtpParameters : consumer.rtpParameters,
spatialLayers : spatialLayers,
temporalLayers : temporalLayers,
preferredSpatialLayer : spatialLayers - 1,
preferredTemporalLayer : temporalLayers - 1,
priority : 1,
codec : consumer.rtpParameters.codecs[0].mimeType.split('/')[1],
track : consumer.track
},
peerId));
// We are ready. Answer the protoo request so the server will
// resume this Consumer (which was paused for now if video).
accept();
// If audio-only mode is enabled, pause it.
if (consumer.kind === 'video' && store.getState().me.audioOnly)
this._pauseConsumer(consumer);
}
catch (error)
{
logger.error('"newConsumer" request failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error creating a Consumer: ${error}`
}));
throw error;
}
break;
}
case 'newDataConsumer':
{
if (!this._consume)
{
reject(403, 'I do not want to data consume');
break;
}
if (!this._useDataChannel)
{
reject(403, 'I do not want DataChannels');
break;
}
const {
peerId, // NOTE: Null if bot.
dataProducerId,
id,
sctpStreamParameters,
label,
protocol,
appData
} = request.data;
try
{
const dataConsumer = await this._recvTransport.consumeData(
{
id,
dataProducerId,
sctpStreamParameters,
label,
protocol,
appData : { ...appData, peerId } // Trick.
});
// Store in the map.
this._dataConsumers.set(dataConsumer.id, dataConsumer);
dataConsumer.on('transportclose', () =>
{
this._dataConsumers.delete(dataConsumer.id);
});
dataConsumer.on('open', () =>
{
logger.debug('DataConsumer "open" event');
});
dataConsumer.on('close', () =>
{
logger.warn('DataConsumer "close" event');
this._dataConsumers.delete(dataConsumer.id);
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'DataConsumer closed'
}));
});
dataConsumer.on('error', (error) =>
{
logger.error('DataConsumer "error" event:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `DataConsumer error: ${error}`
}));
});
dataConsumer.on('message', (message) =>
{
logger.debug(
'DataConsumer "message" event [streamId:%d]',
dataConsumer.sctpStreamParameters.streamId);
// TODO: For debugging.
window.DC_MESSAGE = message;
if (message instanceof ArrayBuffer)
{
const view = new DataView(message);
const number = view.getUint32();
if (number == Math.pow(2, 32) - 1)
{
logger.warn('dataChannelTest finished!');
this._nextDataChannelTestNumber = 0;
return;
}
if (number > this._nextDataChannelTestNumber)
{
logger.warn(
'dataChannelTest: %s packets missing',
number - this._nextDataChannelTestNumber);
}
this._nextDataChannelTestNumber = number + 1;
return;
}
else if (typeof message !== 'string')
{
logger.warn('ignoring DataConsumer "message" (not a string)');
return;
}
switch (dataConsumer.label)
{
case 'chat':
{
const { peers } = store.getState();
const peersArray = Object.keys(peers)
.map((_peerId) => peers[_peerId]);
const sendingPeer = peersArray
.find((peer) => peer.dataConsumers.includes(dataConsumer.id));
if (!sendingPeer)
{
logger.warn('DataConsumer "message" from unknown peer');
break;
}
store.dispatch(requestActions.notify(
{
title : `${sendingPeer.displayName} says:`,
text : message,
timeout : 5000
}));
break;
}
case 'bot':
{
store.dispatch(requestActions.notify(
{
title : 'Message from Bot:',
text : message,
timeout : 5000
}));
break;
}
}
});
// TODO: REMOVE
window.DC = dataConsumer;
store.dispatch(stateActions.addDataConsumer(
{
id : dataConsumer.id,
sctpStreamParameters : dataConsumer.sctpStreamParameters,
label : dataConsumer.label,
protocol : dataConsumer.protocol
},
peerId));
// We are ready. Answer the protoo request.
accept();
}
catch (error)
{
logger.error('"newDataConsumer" request failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error creating a DataConsumer: ${error}`
}));
throw error;
}
break;
}
}
});
this._protoo.on('notification', (notification) =>
{
logger.debug(
'proto "notification" event [method:%s, data:%o]',
notification.method, notification.data);
switch (notification.method)
{
case 'mediasoup-version':
{
const { version } = notification.data;
store.dispatch(
stateActions.setMediasoupVersion(version));
break;
}
case 'producerScore':
{
const { producerId, score } = notification.data;
store.dispatch(
stateActions.setProducerScore(producerId, score));
break;
}
case 'newPeer':
{
const peer = notification.data;
store.dispatch(
stateActions.addPeer(
{ ...peer, consumers: [], dataConsumers: [] }));
store.dispatch(requestActions.notify(
{
text : `${peer.displayName} has joined the room`
}));
break;
}
case 'peerClosed':
{
const { peerId } = notification.data;
store.dispatch(
stateActions.removePeer(peerId));
break;
}
case 'peerDisplayNameChanged':
{
const { peerId, displayName, oldDisplayName } = notification.data;
store.dispatch(
stateActions.setPeerDisplayName(displayName, peerId));
store.dispatch(requestActions.notify(
{
text : `${oldDisplayName} is now ${displayName}`
}));
break;
}
case 'downlinkBwe':
{
logger.debug('\'downlinkBwe\' event:%o', notification.data);
break;
}
case 'consumerClosed':
{
const { consumerId } = notification.data;
const consumer = this._consumers.get(consumerId);
if (!consumer)
break;
consumer.close();
this._consumers.delete(consumerId);
const { peerId } = consumer.appData;
store.dispatch(
stateActions.removeConsumer(consumerId, peerId));
break;
}
case 'consumerPaused':
{
const { consumerId } = notification.data;
const consumer = this._consumers.get(consumerId);
if (!consumer)
break;
consumer.pause();
store.dispatch(
stateActions.setConsumerPaused(consumerId, 'remote'));
break;
}
case 'consumerResumed':
{
const { consumerId } = notification.data;
const consumer = this._consumers.get(consumerId);
if (!consumer)
break;
consumer.resume();
store.dispatch(
stateActions.setConsumerResumed(consumerId, 'remote'));
break;
}
case 'consumerLayersChanged':
{
const { consumerId, spatialLayer, temporalLayer } = notification.data;
const consumer = this._consumers.get(consumerId);
if (!consumer)
break;
store.dispatch(stateActions.setConsumerCurrentLayers(
consumerId, spatialLayer, temporalLayer));
break;
}
case 'consumerScore':
{
const { consumerId, score } = notification.data;
store.dispatch(
stateActions.setConsumerScore(consumerId, score));
break;
}
case 'dataConsumerClosed':
{
const { dataConsumerId } = notification.data;
const dataConsumer = this._dataConsumers.get(dataConsumerId);
if (!dataConsumer)
break;
dataConsumer.close();
this._dataConsumers.delete(dataConsumerId);
const { peerId } = dataConsumer.appData;
store.dispatch(
stateActions.removeDataConsumer(dataConsumerId, peerId));
break;
}
case 'activeSpeaker':
{
const { peerId } = notification.data;
store.dispatch(
stateActions.setRoomActiveSpeaker(peerId));
break;
}
default:
{
logger.error(
'unknown protoo notification.method "%s"', notification.method);
}
}
});
}
async enableMic()
{
logger.debug('enableMic()');
if (this._micProducer)
return;
if (!this._mediasoupDevice.canProduce('audio'))
{
logger.error('enableMic() | cannot produce audio');
return;
}
let track;
try
{
if (!this._externalVideo)
{
logger.debug('enableMic() | calling getUserMedia()');
const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
track = stream.getAudioTracks()[0];
}
else
{
const stream = await this._getExternalVideoStream();
track = stream.getAudioTracks()[0].clone();
}
this._micProducer = await this._sendTransport.produce(
{
track,
codecOptions :
{
opusStereo : true,
opusDtx : true,
opusFec : true,
opusNack : true
}
// NOTE: for testing codec selection.
// codec : this._mediasoupDevice.rtpCapabilities.codecs
// .find((codec) => codec.mimeType.toLowerCase() === 'audio/pcma')
});
if (this._e2eKey && e2e.isSupported())
{
e2e.setupSenderTransform(this._micProducer.rtpSender);
}
store.dispatch(stateActions.addProducer(
{
id : this._micProducer.id,
paused : this._micProducer.paused,
track : this._micProducer.track,
rtpParameters : this._micProducer.rtpParameters,
codec : this._micProducer.rtpParameters.codecs[0].mimeType.split('/')[1]
}));
this._micProducer.on('transportclose', () =>
{
this._micProducer = null;
});
this._micProducer.on('trackended', () =>
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'Microphone disconnected!'
}));
this.disableMic()
.catch(() => {});
});
}
catch (error)
{
logger.error('enableMic() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error enabling microphone: ${error}`
}));
if (track)
track.stop();
}
}
async disableMic()
{
logger.debug('disableMic()');
if (!this._micProducer)
return;
this._micProducer.close();
store.dispatch(
stateActions.removeProducer(this._micProducer.id));
try
{
await this._protoo.request(
'closeProducer', { producerId: this._micProducer.id });
}
catch (error)
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error closing server-side mic Producer: ${error}`
}));
}
this._micProducer = null;
}
async muteMic()
{
logger.debug('muteMic()');
this._micProducer.pause();
try
{
await this._protoo.request(
'pauseProducer', { producerId: this._micProducer.id });
store.dispatch(
stateActions.setProducerPaused(this._micProducer.id));
}
catch (error)
{
logger.error('muteMic() | failed: %o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error pausing server-side mic Producer: ${error}`
}));
}
}
async unmuteMic()
{
logger.debug('unmuteMic()');
this._micProducer.resume();
try
{
await this._protoo.request(
'resumeProducer', { producerId: this._micProducer.id });
store.dispatch(
stateActions.setProducerResumed(this._micProducer.id));
}
catch (error)
{
logger.error('unmuteMic() | failed: %o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error resuming server-side mic Producer: ${error}`
}));
}
}
async enableWebcam()
{
logger.debug('enableWebcam()');
if (this._webcamProducer)
return;
else if (this._shareProducer)
await this.disableShare();
if (!this._mediasoupDevice.canProduce('video'))
{
logger.error('enableWebcam() | cannot produce video');
return;
}
let track;
let device;
store.dispatch(
stateActions.setWebcamInProgress(true));
try
{
if (!this._externalVideo)
{
await this._updateWebcams();
device = this._webcam.device;
const { resolution } = this._webcam;
if (!device)
throw new Error('no webcam devices');
logger.debug('enableWebcam() | calling getUserMedia()');
const stream = await navigator.mediaDevices.getUserMedia(
{
video :
{
deviceId : { ideal: device.deviceId },
...VIDEO_CONSTRAINS[resolution]
}
});
track = stream.getVideoTracks()[0];
}
else
{
device = { label: 'external video' };
const stream = await this._getExternalVideoStream();
track = stream.getVideoTracks()[0].clone();
}
let encodings;
let codec;
const codecOptions =
{
videoGoogleStartBitrate : 1000
};
if (this._forceVP8)
{
codec = this._mediasoupDevice.rtpCapabilities.codecs
.find((c) => c.mimeType.toLowerCase() === 'video/vp8');
if (!codec)
{
throw new Error('desired VP8 codec+configuration is not supported');
}
}
else if (this._forceH264)
{
codec = this._mediasoupDevice.rtpCapabilities.codecs
.find((c) => c.mimeType.toLowerCase() === 'video/h264');
if (!codec)
{
throw new Error('desired H264 codec+configuration is not supported');
}
}
else if (this._forceVP9)
{
codec = this._mediasoupDevice.rtpCapabilities.codecs
.find((c) => c.mimeType.toLowerCase() === 'video/vp9');
if (!codec)
{
throw new Error('desired VP9 codec+configuration is not supported');
}
}
if (this._enableWebcamLayers)
{
// If VP9 is the only available video codec then use SVC.
const firstVideoCodec = this._mediasoupDevice
.rtpCapabilities
.codecs
.find((c) => c.kind === 'video');
// VP9 with SVC.
if (
(this._forceVP9 && codec) ||
firstVideoCodec.mimeType.toLowerCase() === 'video/vp9'
)
{
encodings =
[
{
maxBitrate : 5000000,
scalabilityMode : this._webcamScalabilityMode || 'L3T3_KEY'
}
];
}
// VP8 or H264 with simulcast.
else
{
encodings =
[
{
scaleResolutionDownBy : 1,
maxBitrate : 5000000,
scalabilityMode : this._webcamScalabilityMode || 'L1T3'
}
];
if (this._numSimulcastStreams > 1)
{
encodings.unshift(
{
scaleResolutionDownBy : 2,
maxBitrate : 1000000,
scalabilityMode : this._webcamScalabilityMode || 'L1T3'
}
);
}
if (this._numSimulcastStreams > 2)
{
encodings.unshift(
{
scaleResolutionDownBy : 4,
maxBitrate : 500000,
scalabilityMode : this._webcamScalabilityMode || 'L1T3'
}
);
}
}
}
this._webcamProducer = await this._sendTransport.produce(
{
track,
encodings,
codecOptions,
codec
});
if (this._e2eKey && e2e.isSupported())
{
e2e.setupSenderTransform(this._webcamProducer.rtpSender);
}
store.dispatch(stateActions.addProducer(
{
id : this._webcamProducer.id,
deviceLabel : device.label,
type : this._getWebcamType(device),
paused : this._webcamProducer.paused,
track : this._webcamProducer.track,
rtpParameters : this._webcamProducer.rtpParameters,
codec : this._webcamProducer.rtpParameters.codecs[0].mimeType.split('/')[1]
}));
this._webcamProducer.on('transportclose', () =>
{
this._webcamProducer = null;
});
this._webcamProducer.on('trackended', () =>
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'Webcam disconnected!'
}));
this.disableWebcam()
.catch(() => {});
});
}
catch (error)
{
logger.error('enableWebcam() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error enabling webcam: ${error}`
}));
if (track)
track.stop();
}
store.dispatch(
stateActions.setWebcamInProgress(false));
}
async disableWebcam()
{
logger.debug('disableWebcam()');
if (!this._webcamProducer)
return;
this._webcamProducer.close();
store.dispatch(
stateActions.removeProducer(this._webcamProducer.id));
try
{
await this._protoo.request(
'closeProducer', { producerId: this._webcamProducer.id });
}
catch (error)
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error closing server-side webcam Producer: ${error}`
}));
}
this._webcamProducer = null;
}
async changeWebcam()
{
logger.debug('changeWebcam()');
store.dispatch(
stateActions.setWebcamInProgress(true));
try
{
await this._updateWebcams();
const array = Array.from(this._webcams.keys());
const len = array.length;
const deviceId =
this._webcam.device ? this._webcam.device.deviceId : undefined;
let idx = array.indexOf(deviceId);
if (idx < len - 1)
idx++;
else
idx = 0;
this._webcam.device = this._webcams.get(array[idx]);
logger.debug(
'changeWebcam() | new selected webcam [device:%o]',
this._webcam.device);
// Reset video resolution to HD.
this._webcam.resolution = 'hd';
if (!this._webcam.device)
throw new Error('no webcam devices');
// Closing the current video track before asking for a new one (mobiles do not like
// having both front/back cameras open at the same time).
this._webcamProducer.track.stop();
logger.debug('changeWebcam() | calling getUserMedia()');
const stream = await navigator.mediaDevices.getUserMedia(
{
video :
{
deviceId : { exact: this._webcam.device.deviceId },
...VIDEO_CONSTRAINS[this._webcam.resolution]
}
});
const track = stream.getVideoTracks()[0];
await this._webcamProducer.replaceTrack({ track });
store.dispatch(
stateActions.setProducerTrack(this._webcamProducer.id, track));
}
catch (error)
{
logger.error('changeWebcam() | failed: %o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Could not change webcam: ${error}`
}));
}
store.dispatch(
stateActions.setWebcamInProgress(false));
}
async changeWebcamResolution()
{
logger.debug('changeWebcamResolution()');
store.dispatch(
stateActions.setWebcamInProgress(true));
try
{
switch (this._webcam.resolution)
{
case 'qvga':
this._webcam.resolution = 'vga';
break;
case 'vga':
this._webcam.resolution = 'hd';
break;
case 'hd':
this._webcam.resolution = 'qvga';
break;
default:
this._webcam.resolution = 'hd';
}
logger.debug('changeWebcamResolution() | calling getUserMedia()');
const stream = await navigator.mediaDevices.getUserMedia(
{
video :
{
deviceId : { exact: this._webcam.device.deviceId },
...VIDEO_CONSTRAINS[this._webcam.resolution]
}
});
const track = stream.getVideoTracks()[0];
await this._webcamProducer.replaceTrack({ track });
store.dispatch(
stateActions.setProducerTrack(this._webcamProducer.id, track));
}
catch (error)
{
logger.error('changeWebcamResolution() | failed: %o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Could not change webcam resolution: ${error}`
}));
}
store.dispatch(
stateActions.setWebcamInProgress(false));
}
async enableShare()
{
logger.debug('enableShare()');
if (this._shareProducer)
return;
else if (this._webcamProducer)
await this.disableWebcam();
if (!this._mediasoupDevice.canProduce('video'))
{
logger.error('enableShare() | cannot produce video');
return;
}
let track;
store.dispatch(
stateActions.setShareInProgress(true));
try
{
logger.debug('enableShare() | calling getUserMedia()');
const stream = await navigator.mediaDevices.getDisplayMedia(
{
audio : false,
video :
{
displaySurface : 'monitor',
logicalSurface : true,
cursor : true,
width : { max: 1920 },
height : { max: 1080 },
frameRate : { max: 30 }
}
});
// May mean cancelled (in some implementations).
if (!stream)
{
store.dispatch(
stateActions.setShareInProgress(true));
return;
}
track = stream.getVideoTracks()[0];
let encodings;
let codec;
const codecOptions =
{
videoGoogleStartBitrate : 1000
};
if (this._forceVP8)
{
codec = this._mediasoupDevice.rtpCapabilities.codecs
.find((c) => c.mimeType.toLowerCase() === 'video/vp8');
if (!codec)
{
throw new Error('desired VP8 codec+configuration is not supported');
}
}
else if (this._forceH264)
{
codec = this._mediasoupDevice.rtpCapabilities.codecs
.find((c) => c.mimeType.toLowerCase() === 'video/h264');
if (!codec)
{
throw new Error('desired H264 codec+configuration is not supported');
}
}
else if (this._forceVP9)
{
codec = this._mediasoupDevice.rtpCapabilities.codecs
.find((c) => c.mimeType.toLowerCase() === 'video/vp9');
if (!codec)
{
throw new Error('desired VP9 codec+configuration is not supported');
}
}
if (this._enableSharingLayers)
{
// If VP9 is the only available video codec then use SVC.
const firstVideoCodec = this._mediasoupDevice
.rtpCapabilities
.codecs
.find((c) => c.kind === 'video');
// VP9 with SVC.
if (
(this._forceVP9 && codec) ||
firstVideoCodec.mimeType.toLowerCase() === 'video/vp9'
)
{
encodings =
[
{
maxBitrate : 5000000,
scalabilityMode : this._sharingScalabilityMode || 'L3T3',
dtx : true
}
];
}
// VP8 or H264 with simulcast.
else
{
encodings =
[
{
scaleResolutionDownBy : 1,
maxBitrate : 5000000,
scalabilityMode : this._sharingScalabilityMode || 'L1T3',
dtx : true
}
];
if (this._numSimulcastStreams > 1)
{
encodings.unshift(
{
scaleResolutionDownBy : 2,
maxBitrate : 1000000,
scalabilityMode : this._sharingScalabilityMode || 'L1T3',
dtx : true
}
);
}
if (this._numSimulcastStreams > 2)
{
encodings.unshift(
{
scaleResolutionDownBy : 4,
maxBitrate : 500000,
scalabilityMode : this._sharingScalabilityMode || 'L1T3',
dtx : true
}
);
}
}
}
this._shareProducer = await this._sendTransport.produce(
{
track,
encodings,
codecOptions,
codec,
appData :
{
share : true
}
});
if (this._e2eKey && e2e.isSupported())
{
e2e.setupSenderTransform(this._shareProducer.rtpSender);
}
store.dispatch(stateActions.addProducer(
{
id : this._shareProducer.id,
type : 'share',
paused : this._shareProducer.paused,
track : this._shareProducer.track,
rtpParameters : this._shareProducer.rtpParameters,
codec : this._shareProducer.rtpParameters.codecs[0].mimeType.split('/')[1]
}));
this._shareProducer.on('transportclose', () =>
{
this._shareProducer = null;
});
this._shareProducer.on('trackended', () =>
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'Share disconnected!'
}));
this.disableShare()
.catch(() => {});
});
}
catch (error)
{
logger.error('enableShare() | failed:%o', error);
if (error.name !== 'NotAllowedError')
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error sharing: ${error}`
}));
}
if (track)
track.stop();
}
store.dispatch(
stateActions.setShareInProgress(false));
}
async disableShare()
{
logger.debug('disableShare()');
if (!this._shareProducer)
return;
this._shareProducer.close();
store.dispatch(
stateActions.removeProducer(this._shareProducer.id));
try
{
await this._protoo.request(
'closeProducer', { producerId: this._shareProducer.id });
}
catch (error)
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error closing server-side share Producer: ${error}`
}));
}
this._shareProducer = null;
}
async enableAudioOnly()
{
logger.debug('enableAudioOnly()');
store.dispatch(
stateActions.setAudioOnlyInProgress(true));
this.disableWebcam();
for (const consumer of this._consumers.values())
{
if (consumer.kind !== 'video')
continue;
this._pauseConsumer(consumer);
}
store.dispatch(
stateActions.setAudioOnlyState(true));
store.dispatch(
stateActions.setAudioOnlyInProgress(false));
}
async disableAudioOnly()
{
logger.debug('disableAudioOnly()');
store.dispatch(
stateActions.setAudioOnlyInProgress(true));
if (
!this._webcamProducer &&
this._produce &&
(cookiesManager.getDevices() || {}).webcamEnabled
)
{
this.enableWebcam();
}
for (const consumer of this._consumers.values())
{
if (consumer.kind !== 'video')
continue;
this._resumeConsumer(consumer);
}
store.dispatch(
stateActions.setAudioOnlyState(false));
store.dispatch(
stateActions.setAudioOnlyInProgress(false));
}
async muteAudio()
{
logger.debug('muteAudio()');
store.dispatch(
stateActions.setAudioMutedState(true));
}
async unmuteAudio()
{
logger.debug('unmuteAudio()');
store.dispatch(
stateActions.setAudioMutedState(false));
}
async restartIce()
{
logger.debug('restartIce()');
store.dispatch(
stateActions.setRestartIceInProgress(true));
try
{
if (this._sendTransport)
{
const iceParameters = await this._protoo.request(
'restartIce',
{ transportId: this._sendTransport.id });
await this._sendTransport.restartIce({ iceParameters });
}
if (this._recvTransport)
{
const iceParameters = await this._protoo.request(
'restartIce',
{ transportId: this._recvTransport.id });
await this._recvTransport.restartIce({ iceParameters });
}
store.dispatch(requestActions.notify(
{
text : 'ICE restarted'
}));
}
catch (error)
{
logger.error('restartIce() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `ICE restart failed: ${error}`
}));
}
store.dispatch(
stateActions.setRestartIceInProgress(false));
}
async setMaxSendingSpatialLayer(spatialLayer)
{
logger.debug('setMaxSendingSpatialLayer() [spatialLayer:%s]', spatialLayer);
try
{
if (this._webcamProducer)
await this._webcamProducer.setMaxSpatialLayer(spatialLayer);
else if (this._shareProducer)
await this._shareProducer.setMaxSpatialLayer(spatialLayer);
}
catch (error)
{
logger.error('setMaxSendingSpatialLayer() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error setting max sending video spatial layer: ${error}`
}));
}
}
async setConsumerPreferredLayers(consumerId, spatialLayer, temporalLayer)
{
logger.debug(
'setConsumerPreferredLayers() [consumerId:%s, spatialLayer:%s, temporalLayer:%s]',
consumerId, spatialLayer, temporalLayer);
try
{
await this._protoo.request(
'setConsumerPreferredLayers', { consumerId, spatialLayer, temporalLayer });
store.dispatch(stateActions.setConsumerPreferredLayers(
consumerId, spatialLayer, temporalLayer));
}
catch (error)
{
logger.error('setConsumerPreferredLayers() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error setting Consumer preferred layers: ${error}`
}));
}
}
async setConsumerPriority(consumerId, priority)
{
logger.debug(
'setConsumerPriority() [consumerId:%s, priority:%d]',
consumerId, priority);
try
{
await this._protoo.request('setConsumerPriority', { consumerId, priority });
store.dispatch(stateActions.setConsumerPriority(consumerId, priority));
}
catch (error)
{
logger.error('setConsumerPriority() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error setting Consumer priority: ${error}`
}));
}
}
async requestConsumerKeyFrame(consumerId)
{
logger.debug('requestConsumerKeyFrame() [consumerId:%s]', consumerId);
try
{
await this._protoo.request('requestConsumerKeyFrame', { consumerId });
store.dispatch(requestActions.notify(
{
text : 'Keyframe requested for video consumer'
}));
}
catch (error)
{
logger.error('requestConsumerKeyFrame() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error requesting key frame for Consumer: ${error}`
}));
}
}
async enableChatDataProducer()
{
logger.debug('enableChatDataProducer()');
if (!this._useDataChannel)
return;
// NOTE: Should enable this code but it's useful for testing.
// if (this._chatDataProducer)
// return;
try
{
// Create chat DataProducer.
this._chatDataProducer = await this._sendTransport.produceData(
{
ordered : false,
maxRetransmits : 1,
label : 'chat',
priority : 'medium',
appData : { info: 'my-chat-DataProducer' }
});
store.dispatch(stateActions.addDataProducer(
{
id : this._chatDataProducer.id,
sctpStreamParameters : this._chatDataProducer.sctpStreamParameters,
label : this._chatDataProducer.label,
protocol : this._chatDataProducer.protocol
}));
this._chatDataProducer.on('transportclose', () =>
{
this._chatDataProducer = null;
});
this._chatDataProducer.on('open', () =>
{
logger.debug('chat DataProducer "open" event');
});
this._chatDataProducer.on('close', () =>
{
logger.error('chat DataProducer "close" event');
this._chatDataProducer = null;
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'Chat DataProducer closed'
}));
});
this._chatDataProducer.on('error', (error) =>
{
logger.error('chat DataProducer "error" event:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Chat DataProducer error: ${error}`
}));
});
this._chatDataProducer.on('bufferedamountlow', () =>
{
logger.debug('chat DataProducer "bufferedamountlow" event');
});
}
catch (error)
{
logger.error('enableChatDataProducer() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error enabling chat DataProducer: ${error}`
}));
throw error;
}
}
async enableBotDataProducer()
{
logger.debug('enableBotDataProducer()');
if (!this._useDataChannel)
return;
// NOTE: Should enable this code but it's useful for testing.
// if (this._botDataProducer)
// return;
try
{
// Create chat DataProducer.
this._botDataProducer = await this._sendTransport.produceData(
{
ordered : false,
maxPacketLifeTime : 2000,
label : 'bot',
priority : 'medium',
appData : { info: 'my-bot-DataProducer' }
});
store.dispatch(stateActions.addDataProducer(
{
id : this._botDataProducer.id,
sctpStreamParameters : this._botDataProducer.sctpStreamParameters,
label : this._botDataProducer.label,
protocol : this._botDataProducer.protocol
}));
this._botDataProducer.on('transportclose', () =>
{
this._botDataProducer = null;
});
this._botDataProducer.on('open', () =>
{
logger.debug('bot DataProducer "open" event');
});
this._botDataProducer.on('close', () =>
{
logger.error('bot DataProducer "close" event');
this._botDataProducer = null;
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'Bot DataProducer closed'
}));
});
this._botDataProducer.on('error', (error) =>
{
logger.error('bot DataProducer "error" event:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Bot DataProducer error: ${error}`
}));
});
this._botDataProducer.on('bufferedamountlow', () =>
{
logger.debug('bot DataProducer "bufferedamountlow" event');
});
}
catch (error)
{
logger.error('enableBotDataProducer() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error enabling bot DataProducer: ${error}`
}));
throw error;
}
}
async sendChatMessage(text)
{
logger.debug('sendChatMessage() [text:"%s]', text);
if (!this._chatDataProducer)
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'No chat DataProducer'
}));
return;
}
try
{
this._chatDataProducer.send(text);
}
catch (error)
{
logger.error('chat DataProducer.send() failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `chat DataProducer.send() failed: ${error}`
}));
}
}
async sendBotMessage(text)
{
logger.debug('sendBotMessage() [text:"%s]', text);
if (!this._botDataProducer)
{
store.dispatch(requestActions.notify(
{
type : 'error',
text : 'No bot DataProducer'
}));
return;
}
try
{
this._botDataProducer.send(text);
}
catch (error)
{
logger.error('bot DataProducer.send() failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `bot DataProducer.send() failed: ${error}`
}));
}
}
async changeDisplayName(displayName)
{
logger.debug('changeDisplayName() [displayName:"%s"]', displayName);
// Store in cookie.
cookiesManager.setUser({ displayName });
try
{
await this._protoo.request('changeDisplayName', { displayName });
this._displayName = displayName;
store.dispatch(
stateActions.setDisplayName(displayName));
store.dispatch(requestActions.notify(
{
text : 'Display name changed'
}));
}
catch (error)
{
logger.error('changeDisplayName() | failed: %o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Could not change display name: ${error}`
}));
// We need to refresh the component for it to render the previous
// displayName again.
store.dispatch(
stateActions.setDisplayName());
}
}
async getSendTransportRemoteStats()
{
logger.debug('getSendTransportRemoteStats()');
if (!this._sendTransport)
return;
return this._protoo.request(
'getTransportStats', { transportId: this._sendTransport.id });
}
async getRecvTransportRemoteStats()
{
logger.debug('getRecvTransportRemoteStats()');
if (!this._recvTransport)
return;
return this._protoo.request(
'getTransportStats', { transportId: this._recvTransport.id });
}
async getAudioRemoteStats()
{
logger.debug('getAudioRemoteStats()');
if (!this._micProducer)
return;
return this._protoo.request(
'getProducerStats', { producerId: this._micProducer.id });
}
async getVideoRemoteStats()
{
logger.debug('getVideoRemoteStats()');
const producer = this._webcamProducer || this._shareProducer;
if (!producer)
return;
return this._protoo.request(
'getProducerStats', { producerId: producer.id });
}
async getConsumerRemoteStats(consumerId)
{
logger.debug('getConsumerRemoteStats()');
const consumer = this._consumers.get(consumerId);
if (!consumer)
return;
return this._protoo.request('getConsumerStats', { consumerId });
}
async getChatDataProducerRemoteStats()
{
logger.debug('getChatDataProducerRemoteStats()');
const dataProducer = this._chatDataProducer;
if (!dataProducer)
return;
return this._protoo.request(
'getDataProducerStats', { dataProducerId: dataProducer.id });
}
async getBotDataProducerRemoteStats()
{
logger.debug('getBotDataProducerRemoteStats()');
const dataProducer = this._botDataProducer;
if (!dataProducer)
return;
return this._protoo.request(
'getDataProducerStats', { dataProducerId: dataProducer.id });
}
async getDataConsumerRemoteStats(dataConsumerId)
{
logger.debug('getDataConsumerRemoteStats()');
const dataConsumer = this._dataConsumers.get(dataConsumerId);
if (!dataConsumer)
return;
return this._protoo.request('getDataConsumerStats', { dataConsumerId });
}
async getSendTransportLocalStats()
{
logger.debug('getSendTransportLocalStats()');
if (!this._sendTransport)
return;
return this._sendTransport.getStats();
}
async getRecvTransportLocalStats()
{
logger.debug('getRecvTransportLocalStats()');
if (!this._recvTransport)
return;
return this._recvTransport.getStats();
}
async getAudioLocalStats()
{
logger.debug('getAudioLocalStats()');
if (!this._micProducer)
return;
return this._micProducer.getStats();
}
async getVideoLocalStats()
{
logger.debug('getVideoLocalStats()');
const producer = this._webcamProducer || this._shareProducer;
if (!producer)
return;
return producer.getStats();
}
async getConsumerLocalStats(consumerId)
{
const consumer = this._consumers.get(consumerId);
if (!consumer)
return;
return consumer.getStats();
}
async applyNetworkThrottle({ uplink, downlink, rtt, secret, packetLoss })
{
logger.debug(
'applyNetworkThrottle() [uplink:%s, downlink:%s, rtt:%s, packetLoss:%s]',
uplink, downlink, rtt, packetLoss);
try
{
await this._protoo.request(
'applyNetworkThrottle',
{ secret, uplink, downlink, rtt, packetLoss });
}
catch (error)
{
logger.error('applyNetworkThrottle() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error applying network throttle: ${error}`
}));
}
}
async resetNetworkThrottle({ silent = false, secret })
{
logger.debug('resetNetworkThrottle()');
try
{
await this._protoo.request('resetNetworkThrottle', { secret });
}
catch (error)
{
if (!silent)
{
logger.error('resetNetworkThrottle() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error resetting network throttle: ${error}`
}));
}
}
}
async _joinRoom()
{
logger.debug('_joinRoom()');
try
{
this._mediasoupDevice = new mediasoupClient.Device(
{
handlerName : this._handlerName
});
store.dispatch(stateActions.setRoomMediasoupClientHandler(
this._mediasoupDevice.handlerName
));
const routerRtpCapabilities =
await this._protoo.request('getRouterRtpCapabilities');
await this._mediasoupDevice.load({ routerRtpCapabilities });
// NOTE: Stuff to play remote audios due to browsers' new autoplay policy.
//
// Just get access to the mic and DO NOT close the mic track for a while.
// Super hack!
{
const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
const audioTrack = stream.getAudioTracks()[0];
audioTrack.enabled = false;
setTimeout(() => audioTrack.stop(), 120000);
}
// Create mediasoup Transport for sending (unless we don't want to produce).
if (this._produce)
{
const transportInfo = await this._protoo.request(
'createWebRtcTransport',
{
forceTcp : this._forceTcp,
producing : true,
consuming : false,
sctpCapabilities : this._useDataChannel
? this._mediasoupDevice.sctpCapabilities
: undefined
});
const {
id,
iceParameters,
iceCandidates,
dtlsParameters,
sctpParameters
} = transportInfo;
this._sendTransport = this._mediasoupDevice.createSendTransport(
{
id,
iceParameters,
iceCandidates,
dtlsParameters :
{
...dtlsParameters,
// Remote DTLS role. We know it's always 'auto' by default so, if
// we want, we can force local WebRTC transport to be 'client' by
// indicating 'server' here and vice-versa.
role : 'auto'
},
sctpParameters,
iceServers : [],
proprietaryConstraints : PC_PROPRIETARY_CONSTRAINTS,
additionalSettings :
{ encodedInsertableStreams: this._e2eKey && e2e.isSupported() }
});
this._sendTransport.on(
'connect', ({ iceParameters, dtlsParameters }, callback, errback) => // eslint-disable-line no-shadow
{
this._protoo.request(
'connectWebRtcTransport',
{
transportId : this._sendTransport.id,
iceParameters,
dtlsParameters
})
.then(callback)
.catch(errback);
});
this._sendTransport.on(
'produce', async ({ kind, rtpParameters, appData }, callback, errback) =>
{
try
{
// eslint-disable-next-line no-shadow
const { id } = await this._protoo.request(
'produce',
{
transportId : this._sendTransport.id,
kind,
rtpParameters,
appData
});
callback({ id });
}
catch (error)
{
errback(error);
}
});
this._sendTransport.on('producedata', async (
{
sctpStreamParameters,
label,
protocol,
appData
},
callback,
errback
) =>
{
logger.debug(
'"producedata" event: [sctpStreamParameters:%o, appData:%o]',
sctpStreamParameters, appData);
try
{
// eslint-disable-next-line no-shadow
const { id } = await this._protoo.request(
'produceData',
{
transportId : this._sendTransport.id,
sctpStreamParameters,
label,
protocol,
appData
});
callback({ id });
}
catch (error)
{
errback(error);
}
});
}
// Create mediasoup Transport for receiving (unless we don't want to consume).
if (this._consume)
{
const transportInfo = await this._protoo.request(
'createWebRtcTransport',
{
forceTcp : this._forceTcp,
producing : false,
consuming : true,
sctpCapabilities : this._useDataChannel
? this._mediasoupDevice.sctpCapabilities
: undefined
});
const {
id,
iceParameters,
iceCandidates,
dtlsParameters,
sctpParameters
} = transportInfo;
this._recvTransport = this._mediasoupDevice.createRecvTransport(
{
id,
iceParameters,
iceCandidates,
dtlsParameters :
{
...dtlsParameters,
// Remote DTLS role. We know it's always 'auto' by default so, if
// we want, we can force local WebRTC transport to be 'client' by
// indicating 'server' here and vice-versa.
role : 'auto'
},
sctpParameters,
iceServers : [],
additionalSettings :
{ encodedInsertableStreams: this._e2eKey && e2e.isSupported() }
});
this._recvTransport.on(
'connect', ({ iceParameters, dtlsParameters }, callback, errback) => // eslint-disable-line no-shadow
{
this._protoo.request(
'connectWebRtcTransport',
{
transportId : this._recvTransport.id,
iceParameters,
dtlsParameters
})
.then(callback)
.catch(errback);
});
}
// Join now into the room.
// NOTE: Don't send our RTP capabilities if we don't want to consume.
const { peers } = await this._protoo.request(
'join',
{
displayName : this._displayName,
device : this._device,
rtpCapabilities : this._consume
? this._mediasoupDevice.rtpCapabilities
: undefined,
sctpCapabilities : this._useDataChannel && this._consume
? this._mediasoupDevice.sctpCapabilities
: undefined
});
store.dispatch(
stateActions.setRoomState('connected'));
// Clean all the existing notifcations.
store.dispatch(
stateActions.removeAllNotifications());
store.dispatch(requestActions.notify(
{
text : 'You are in the room!',
timeout : 3000
}));
for (const peer of peers)
{
store.dispatch(
stateActions.addPeer(
{ ...peer, consumers: [], dataConsumers: [] }));
}
// Enable mic/webcam.
if (this._produce)
{
// Set our media capabilities.
store.dispatch(stateActions.setMediaCapabilities(
{
canSendMic : this._mediasoupDevice.canProduce('audio'),
canSendWebcam : this._mediasoupDevice.canProduce('video')
}));
this.enableMic();
const devicesCookie = cookiesManager.getDevices();
if (!devicesCookie || devicesCookie.webcamEnabled || this._externalVideo)
this.enableWebcam();
this._sendTransport.on('connectionstatechange', (connectionState) =>
{
if (connectionState === 'connected')
{
this.enableChatDataProducer();
this.enableBotDataProducer();
}
});
}
// NOTE: For testing.
if (window.SHOW_INFO)
{
const { me } = store.getState();
store.dispatch(
stateActions.setRoomStatsPeerId(me.id));
}
}
catch (error)
{
logger.error('_joinRoom() failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Could not join the room: ${error}`
}));
this.close();
}
}
async _updateWebcams()
{
logger.debug('_updateWebcams()');
// Reset the list.
this._webcams = new Map();
logger.debug('_updateWebcams() | calling enumerateDevices()');
const devices = await navigator.mediaDevices.enumerateDevices();
for (const device of devices)
{
if (device.kind !== 'videoinput')
continue;
this._webcams.set(device.deviceId, device);
}
const array = Array.from(this._webcams.values());
const len = array.length;
const currentWebcamId =
this._webcam.device ? this._webcam.device.deviceId : undefined;
logger.debug('_updateWebcams() [webcams:%o]', array);
if (len === 0)
this._webcam.device = null;
else if (!this._webcams.has(currentWebcamId))
this._webcam.device = array[0];
store.dispatch(
stateActions.setCanChangeWebcam(this._webcams.size > 1));
}
_getWebcamType(device)
{
if (/(back|rear)/i.test(device.label))
{
logger.debug('_getWebcamType() | it seems to be a back camera');
return 'back';
}
else
{
logger.debug('_getWebcamType() | it seems to be a front camera');
return 'front';
}
}
async _pauseConsumer(consumer)
{
if (consumer.paused)
return;
try
{
await this._protoo.request('pauseConsumer', { consumerId: consumer.id });
consumer.pause();
store.dispatch(
stateActions.setConsumerPaused(consumer.id, 'local'));
}
catch (error)
{
logger.error('_pauseConsumer() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error pausing Consumer: ${error}`
}));
}
}
async _resumeConsumer(consumer)
{
if (!consumer.paused)
return;
try
{
await this._protoo.request('resumeConsumer', { consumerId: consumer.id });
consumer.resume();
store.dispatch(
stateActions.setConsumerResumed(consumer.id, 'local'));
}
catch (error)
{
logger.error('_resumeConsumer() | failed:%o', error);
store.dispatch(requestActions.notify(
{
type : 'error',
text : `Error resuming Consumer: ${error}`
}));
}
}
async _getExternalVideoStream()
{
if (this._externalVideoStream)
return this._externalVideoStream;
if (this._externalVideo.readyState < 3)
{
await new Promise((resolve) => (
this._externalVideo.addEventListener('canplay', resolve)
));
}
if (this._externalVideo.captureStream)
this._externalVideoStream = this._externalVideo.captureStream();
else if (this._externalVideo.mozCaptureStream)
this._externalVideoStream = this._externalVideo.mozCaptureStream();
else
throw new Error('video.captureStream() not supported');
return this._externalVideoStream;
}
}