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LAPI-675: Refactor transport-connect new-producer

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This commit is contained in:
Sergiu Toma 2023-01-16 17:32:31 +02:00
parent 0f4342777a
commit fb99fd57f8
1 changed files with 166 additions and 141 deletions
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307
app.js
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@ -1,4 +1,4 @@
require('dotenv').config() require('dotenv').config();
const express = require('express'); const express = require('express');
const app = express(); const app = express();
@ -15,7 +15,7 @@ const mediasoup = require('mediasoup');
let worker; let worker;
/** /**
* *
* videoCalls - Dictionary of Object(s) * videoCalls - Dictionary of Object(s)
* '<callId>': { * '<callId>': {
* router: Router, * router: Router,
@ -31,13 +31,13 @@ let worker;
* initiatorSocket * initiatorSocket
* receiverSocket * receiverSocket
* } * }
* *
**/ **/
let videoCalls = {}; let videoCalls = {};
let socketDetails = {}; let socketDetails = {};
app.get('/', (_req, res) => { app.get('/', (_req, res) => {
res.send('Hello from mediasoup app!') res.send('Hello from mediasoup app!');
}); });
app.use('/sfu', express.static(path.join(__dirname, 'public'))); app.use('/sfu', express.static(path.join(__dirname, 'public')));
@ -52,7 +52,7 @@ const httpsServer = https.createServer(options, app);
const io = new Server(httpsServer, { const io = new Server(httpsServer, {
allowEIO3: true, allowEIO3: true,
origins: ["*:*"] origins: ['*:*'],
}); });
httpsServer.listen(process.env.PORT, () => { httpsServer.listen(process.env.PORT, () => {
@ -66,19 +66,19 @@ const createWorker = async () => {
worker = await mediasoup.createWorker({ worker = await mediasoup.createWorker({
rtcMinPort: parseInt(process.env.RTC_MIN_PORT), rtcMinPort: parseInt(process.env.RTC_MIN_PORT),
rtcMaxPort: parseInt(process.env.RTC_MAX_PORT), rtcMaxPort: parseInt(process.env.RTC_MAX_PORT),
}) });
console.log(`[createWorker] worker pid ${worker.pid}`); console.log(`[createWorker] worker pid ${worker.pid}`);
worker.on('died', error => { worker.on('died', (error) => {
// This implies something serious happened, so kill the application // This implies something serious happened, so kill the application
console.error('mediasoup worker has died', error); console.error('mediasoup worker has died', error);
setTimeout(() => process.exit(1), 2000); // exit in 2 seconds setTimeout(() => process.exit(1), 2000); // exit in 2 seconds
}) });
return worker; return worker;
} catch (error) { } catch (error) {
console.log(`ERROR | createWorker | ${error.message}`); console.log(`ERROR | createWorker | ${error.message}`);
} }
} };
// We create a Worker as soon as our application starts // We create a Worker as soon as our application starts
worker = createWorker(); worker = createWorker();
@ -87,57 +87,53 @@ worker = createWorker();
// https://mediasoup.org/documentation/v3/mediasoup/rtp-parameters-and-capabilities/#RtpCodecCapability // https://mediasoup.org/documentation/v3/mediasoup/rtp-parameters-and-capabilities/#RtpCodecCapability
// list of media codecs supported by mediasoup ... // list of media codecs supported by mediasoup ...
// https://github.com/versatica/mediasoup/blob/v3/src/supportedRtpCapabilities.ts // https://github.com/versatica/mediasoup/blob/v3/src/supportedRtpCapabilities.ts
const mediaCodecs = [ const mediaCodecs = [
{ {
kind : 'audio', kind: 'audio',
mimeType : 'audio/opus', mimeType: 'audio/opus',
clockRate : 48000, clockRate: 48000,
channels : 2 channels: 2,
}, },
{ {
kind : 'video', kind: 'video',
mimeType : 'video/VP8', mimeType: 'video/VP8',
clockRate : 90000, clockRate: 90000,
parameters : parameters: {
{ 'x-google-start-bitrate': 1000,
'x-google-start-bitrate' : 1000
}, },
channels : 2 channels: 2,
}, },
{ {
kind : 'video', kind: 'video',
mimeType : 'video/VP9', mimeType: 'video/VP9',
clockRate : 90000, clockRate: 90000,
parameters : parameters: {
{ 'profile-id': 2,
'profile-id' : 2, 'x-google-start-bitrate': 1000,
'x-google-start-bitrate' : 1000 },
}
}, },
{ {
kind : 'video', kind: 'video',
mimeType : 'video/h264', mimeType: 'video/h264',
clockRate : 90000, clockRate: 90000,
parameters : parameters: {
{ 'packetization-mode': 1,
'packetization-mode' : 1, 'profile-level-id': '4d0032',
'profile-level-id' : '4d0032', 'level-asymmetry-allowed': 1,
'level-asymmetry-allowed' : 1, 'x-google-start-bitrate': 1000,
'x-google-start-bitrate' : 1000 },
}
}, },
{ {
kind : 'video', kind: 'video',
mimeType : 'video/h264', mimeType: 'video/h264',
clockRate : 90000, clockRate: 90000,
parameters : parameters: {
{ 'packetization-mode': 1,
'packetization-mode' : 1, 'profile-level-id': '42e01f',
'profile-level-id' : '42e01f', 'level-asymmetry-allowed': 1,
'level-asymmetry-allowed' : 1, 'x-google-start-bitrate': 1000,
'x-google-start-bitrate' : 1000 },
} },
}
]; ];
const closeCall = (callId) => { const closeCall = (callId) => {
@ -158,18 +154,18 @@ const closeCall = (callId) => {
} catch (error) { } catch (error) {
console.log(`ERROR | closeCall | callid ${callId} | ${error.message}`); console.log(`ERROR | closeCall | callid ${callId} | ${error.message}`);
} }
} };
/* /*
- Handlers for WS events - Handlers for WS events
- These are created only when we have a connection with a peer - These are created only when we have a connection with a peer
*/ */
peers.on('connection', async socket => { peers.on('connection', async (socket) => {
console.log('[connection] socketId:', socket.id); console.log('[connection] socketId:', socket.id);
// After making the connection successfully, we send the client a 'connection-success' event // After making the connection successfully, we send the client a 'connection-success' event
socket.emit('connection-success', { socket.emit('connection-success', {
socketId: socket.id socketId: socket.id,
}); });
// It is triggered when the peer is disconnected // It is triggered when the peer is disconnected
@ -201,8 +197,8 @@ peers.on('connection', async socket => {
socketDetails[socket.id] = callId; socketDetails[socket.id] = callId;
// rtpCapabilities is set for callback // rtpCapabilities is set for callback
console.log('[getRtpCapabilities] callId', callId); console.log('[getRtpCapabilities] callId', callId);
callbackResponse = { callbackResponse = {
rtpCapabilities :videoCalls[callId].router.rtpCapabilities rtpCapabilities: videoCalls[callId].router.rtpCapabilities,
}; };
} else { } else {
console.log(`[createRoom] missing callId ${callId}`); console.log(`[createRoom] missing callId ${callId}`);
@ -227,23 +223,25 @@ peers.on('connection', async socket => {
const callId = socketDetails[socket.id]; const callId = socketDetails[socket.id];
console.log(`[createWebRtcTransport] socket ${socket.id} | sender ${sender} | callId ${callId}`); console.log(`[createWebRtcTransport] socket ${socket.id} | sender ${sender} | callId ${callId}`);
if (sender) { if (sender) {
if(!videoCalls[callId].receiverProducerTransport && !isInitiator(callId, socket.id)) { if (!videoCalls[callId].receiverProducerTransport && !isInitiator(callId, socket.id)) {
videoCalls[callId].receiverProducerTransport = await createWebRtcTransportLayer(callId, callback); videoCalls[callId].receiverProducerTransport = await createWebRtcTransportLayer(callId, callback);
} else if(!videoCalls[callId].initiatorProducerTransport && isInitiator(callId, socket.id)) { } else if (!videoCalls[callId].initiatorProducerTransport && isInitiator(callId, socket.id)) {
videoCalls[callId].initiatorProducerTransport = await createWebRtcTransportLayer(callId, callback); videoCalls[callId].initiatorProducerTransport = await createWebRtcTransportLayer(callId, callback);
} else { } else {
console.log(`producerTransport has already been defined | callId ${callId}`); console.log(`producerTransport has already been defined | callId ${callId}`);
callback(null); callback(null);
} }
} else if (!sender) { } else if (!sender) {
if(!videoCalls[callId].receiverConsumerTransport && !isInitiator(callId, socket.id)) { if (!videoCalls[callId].receiverConsumerTransport && !isInitiator(callId, socket.id)) {
videoCalls[callId].receiverConsumerTransport = await createWebRtcTransportLayer(callId, callback); videoCalls[callId].receiverConsumerTransport = await createWebRtcTransportLayer(callId, callback);
} else if(!videoCalls[callId].initiatorConsumerTransport && isInitiator(callId, socket.id)) { } else if (!videoCalls[callId].initiatorConsumerTransport && isInitiator(callId, socket.id)) {
videoCalls[callId].initiatorConsumerTransport = await createWebRtcTransportLayer(callId, callback); videoCalls[callId].initiatorConsumerTransport = await createWebRtcTransportLayer(callId, callback);
} }
} }
} catch (error) { } catch (error) {
console.log(`ERROR | createWebRtcTransport | callId ${socketDetails[socket.id]} | sender ${sender} | ${error.message}`); console.log(
`ERROR | createWebRtcTransport | callId ${socketDetails[socket.id]} | sender ${sender} | ${error.message}`
);
callback(error); callback(error);
} }
}); });
@ -259,18 +257,26 @@ peers.on('connection', async socket => {
console.log(`[transport-connect] socket ${socket.id} | callId ${callId}`); console.log(`[transport-connect] socket ${socket.id} | callId ${callId}`);
if (!isInitiator(callId, socket.id)) { isInitiator(callId, socket.id)
await videoCalls[callId].receiverProducerTransport.connect({ dtlsParameters }); ? await videoCalls[callId].initiatorProducerTransport.connect({ dtlsParameters })
videoCalls[callId].initiatorSocket.emit('new-producer', { : await videoCalls[callId].receiverProducerTransport.connect({ dtlsParameters });
callId
});
} else {
await videoCalls[callId].initiatorProducerTransport.connect({ dtlsParameters });
videoCalls[callId].receiverSocket.emit('new-producer', {
callId
});
}
const socketToEmit = isInitiator(callId, socket.id)
? videoCalls[callId].receiverSocket
: videoCalls[callId].initiatorSocket;
socketToEmit.emit('new-producer', { callId });
// if (!isInitiator(callId, socket.id)) {
// await videoCalls[callId].receiverProducerTransport.connect({ dtlsParameters });
// videoCalls[callId].initiatorSocket.emit('new-producer', {
// callId,
// });
// } else {
// await videoCalls[callId].initiatorProducerTransport.connect({ dtlsParameters });
// videoCalls[callId].receiverSocket.emit('new-producer', {
// callId,
// });
// }
} catch (error) { } catch (error) {
console.log(`ERROR | transport-connect | callId ${socketDetails[socket.id]} | ${error.message}`); console.log(`ERROR | transport-connect | callId ${socketDetails[socket.id]} | ${error.message}`);
} }
@ -285,9 +291,9 @@ peers.on('connection', async socket => {
try { try {
const callId = socketDetails[socket.id]; const callId = socketDetails[socket.id];
if (typeof rtpParameters === 'string') rtpParameters = JSON.parse(rtpParameters); if (typeof rtpParameters === 'string') rtpParameters = JSON.parse(rtpParameters);
console.log(`[transport-produce] kind: ${kind} | socket: ${socket.id} | callId: ${callId}`); console.log(`[transport-produce] kind: ${kind} | socket: ${socket.id} | callId: ${callId}`);
if (kind === 'video') { if (kind === 'video') {
if (!isInitiator(callId, socket.id)) { if (!isInitiator(callId, socket.id)) {
videoCalls[callId].receiverVideoProducer = await videoCalls[callId].receiverProducerTransport.produce({ videoCalls[callId].receiverVideoProducer = await videoCalls[callId].receiverProducerTransport.produce({
@ -295,35 +301,41 @@ peers.on('connection', async socket => {
rtpParameters, rtpParameters,
}); });
console.log(`[transport-produce] receiverVideoProducer Producer ID: ${videoCalls[callId].receiverVideoProducer.id} | kind: ${videoCalls[callId].receiverVideoProducer.kind}`); console.log(
`[transport-produce] receiverVideoProducer Producer ID: ${videoCalls[callId].receiverVideoProducer.id} | kind: ${videoCalls[callId].receiverVideoProducer.kind}`
);
videoCalls[callId].receiverVideoProducer.on('transportclose', () => { videoCalls[callId].receiverVideoProducer.on('transportclose', () => {
const callId = socketDetails[socket.id]; const callId = socketDetails[socket.id];
console.log('transport for this producer closed', callId) console.log('transport for this producer closed', callId);
closeCall(callId); closeCall(callId);
}); });
// Send back to the client the Producer's id // Send back to the client the Producer's id
callback && callback({ callback &&
id: videoCalls[callId].receiverVideoProducer.id callback({
}); id: videoCalls[callId].receiverVideoProducer.id,
});
} else { } else {
videoCalls[callId].initiatorVideoProducer = await videoCalls[callId].initiatorProducerTransport.produce({ videoCalls[callId].initiatorVideoProducer = await videoCalls[callId].initiatorProducerTransport.produce({
kind, kind,
rtpParameters, rtpParameters,
}); });
console.log(`[transport-produce] initiatorVideoProducer Producer ID: ${videoCalls[callId].initiatorVideoProducer.id} | kind: ${videoCalls[callId].initiatorVideoProducer.kind}`); console.log(
`[transport-produce] initiatorVideoProducer Producer ID: ${videoCalls[callId].initiatorVideoProducer.id} | kind: ${videoCalls[callId].initiatorVideoProducer.kind}`
);
videoCalls[callId].initiatorVideoProducer.on('transportclose', () => { videoCalls[callId].initiatorVideoProducer.on('transportclose', () => {
const callId = socketDetails[socket.id]; const callId = socketDetails[socket.id];
console.log('transport for this producer closed', callId) console.log('transport for this producer closed', callId);
closeCall(callId); closeCall(callId);
}); });
callback && callback({ callback &&
id: videoCalls[callId].initiatorVideoProducer.id callback({
}); id: videoCalls[callId].initiatorVideoProducer.id,
});
} }
} else if (kind === 'audio') { } else if (kind === 'audio') {
if (!isInitiator(callId, socket.id)) { if (!isInitiator(callId, socket.id)) {
@ -332,36 +344,42 @@ peers.on('connection', async socket => {
rtpParameters, rtpParameters,
}); });
console.log(`[transport-produce] receiverAudioProducer Producer ID: ${videoCalls[callId].receiverAudioProducer.id} | kind: ${videoCalls[callId].receiverAudioProducer.kind}`); console.log(
`[transport-produce] receiverAudioProducer Producer ID: ${videoCalls[callId].receiverAudioProducer.id} | kind: ${videoCalls[callId].receiverAudioProducer.kind}`
);
videoCalls[callId].receiverAudioProducer.on('transportclose', () => { videoCalls[callId].receiverAudioProducer.on('transportclose', () => {
const callId = socketDetails[socket.id]; const callId = socketDetails[socket.id];
console.log('transport for this producer closed', callId) console.log('transport for this producer closed', callId);
closeCall(callId); closeCall(callId);
}); });
// Send back to the client the Producer's id // Send back to the client the Producer's id
callback && callback({ callback &&
id: videoCalls[callId].receiverAudioProducer.id callback({
}); id: videoCalls[callId].receiverAudioProducer.id,
});
} else { } else {
videoCalls[callId].initiatorAudioProducer = await videoCalls[callId].initiatorProducerTransport.produce({ videoCalls[callId].initiatorAudioProducer = await videoCalls[callId].initiatorProducerTransport.produce({
kind, kind,
rtpParameters, rtpParameters,
}); });
console.log(`[transport-produce] initiatorAudioProducer Producer ID: ${videoCalls[callId].initiatorAudioProducer.id} | kind: ${videoCalls[callId].initiatorAudioProducer.kind}`); console.log(
`[transport-produce] initiatorAudioProducer Producer ID: ${videoCalls[callId].initiatorAudioProducer.id} | kind: ${videoCalls[callId].initiatorAudioProducer.kind}`
);
videoCalls[callId].initiatorAudioProducer.on('transportclose', () => { videoCalls[callId].initiatorAudioProducer.on('transportclose', () => {
const callId = socketDetails[socket.id]; const callId = socketDetails[socket.id];
console.log('transport for this producer closed', callId) console.log('transport for this producer closed', callId);
closeCall(callId); closeCall(callId);
}); });
// Send back to the client the Producer's id // Send back to the client the Producer's id
callback && callback({ callback &&
id: videoCalls[callId].initiatorAudioProducer.id callback({
}); id: videoCalls[callId].initiatorAudioProducer.id,
});
} }
} }
} catch (error) { } catch (error) {
@ -379,15 +397,15 @@ peers.on('connection', async socket => {
console.log(`[transport-recv-connect] socket ${socket.id} | callId ${callId}`); console.log(`[transport-recv-connect] socket ${socket.id} | callId ${callId}`);
if (typeof dtlsParameters === 'string') dtlsParameters = JSON.parse(dtlsParameters); if (typeof dtlsParameters === 'string') dtlsParameters = JSON.parse(dtlsParameters);
// await videoCalls[callId].consumerTransport.connect({ dtlsParameters }); // await videoCalls[callId].consumerTransport.connect({ dtlsParameters });
if(!isInitiator(callId, socket.id)) { if (!isInitiator(callId, socket.id)) {
await videoCalls[callId].receiverConsumerTransport.connect({ dtlsParameters }); await videoCalls[callId].receiverConsumerTransport.connect({ dtlsParameters });
} else if(isInitiator(callId, socket.id)) { } else if (isInitiator(callId, socket.id)) {
await videoCalls[callId].initiatorConsumerTransport.connect({ dtlsParameters }); await videoCalls[callId].initiatorConsumerTransport.connect({ dtlsParameters });
} }
} catch (error) { } catch (error) {
console.log(`ERROR | transport-recv-connect | callId ${socketDetails[socket.id]} | ${error.message}`); console.log(`ERROR | transport-recv-connect | callId ${socketDetails[socket.id]} | ${error.message}`);
} }
}) });
/* /*
- The customer consumes after successfully connecting to consumerTransport - The customer consumes after successfully connecting to consumerTransport
@ -399,45 +417,54 @@ peers.on('connection', async socket => {
socket.on('consume', async ({ rtpCapabilities }, callback) => { socket.on('consume', async ({ rtpCapabilities }, callback) => {
try { try {
const callId = socketDetails[socket.id]; const callId = socketDetails[socket.id];
console.log(`[consume] socket ${socket.id} | callId ${callId} | rtpCapabilities: ${JSON.stringify(rtpCapabilities)}`); console.log(
`[consume] socket ${socket.id} | callId ${callId} | rtpCapabilities: ${JSON.stringify(rtpCapabilities)}`
);
if (typeof rtpCapabilities === 'string') rtpCapabilities = JSON.parse(rtpCapabilities); if (typeof rtpCapabilities === 'string') rtpCapabilities = JSON.parse(rtpCapabilities);
console.log('[consume] callId', callId); console.log('[consume] callId', callId);
let canConsumeVideo, canConsumeAudio; let canConsumeVideo, canConsumeAudio;
if (isInitiator(callId, socket.id)) { if (isInitiator(callId, socket.id)) {
canConsumeVideo = !!videoCalls[callId].receiverVideoProducer && !!videoCalls[callId].router.canConsume({ canConsumeVideo =
producerId: videoCalls[callId].receiverVideoProducer.id, !!videoCalls[callId].receiverVideoProducer &&
rtpCapabilities !!videoCalls[callId].router.canConsume({
}); producerId: videoCalls[callId].receiverVideoProducer.id,
canConsumeAudio = !!videoCalls[callId].receiverAudioProducer && !!videoCalls[callId].router.canConsume({ rtpCapabilities,
producerId: videoCalls[callId].receiverAudioProducer.id, });
rtpCapabilities canConsumeAudio =
}); !!videoCalls[callId].receiverAudioProducer &&
!!videoCalls[callId].router.canConsume({
producerId: videoCalls[callId].receiverAudioProducer.id,
rtpCapabilities,
});
} else { } else {
canConsumeVideo = !!videoCalls[callId].initiatorVideoProducer && !!videoCalls[callId].router.canConsume({ canConsumeVideo =
producerId: videoCalls[callId].initiatorVideoProducer.id, !!videoCalls[callId].initiatorVideoProducer &&
rtpCapabilities !!videoCalls[callId].router.canConsume({
}); producerId: videoCalls[callId].initiatorVideoProducer.id,
rtpCapabilities,
});
canConsumeAudio = !!videoCalls[callId].initiatorAudioProducer && !!videoCalls[callId].router.canConsume({ canConsumeAudio =
producerId: videoCalls[callId].initiatorAudioProducer.id, !!videoCalls[callId].initiatorAudioProducer &&
rtpCapabilities !!videoCalls[callId].router.canConsume({
}); producerId: videoCalls[callId].initiatorAudioProducer.id,
rtpCapabilities,
});
} }
console.log('[consume] canConsumeVideo', canConsumeVideo); console.log('[consume] canConsumeVideo', canConsumeVideo);
console.log('[consume] canConsumeAudio', canConsumeAudio); console.log('[consume] canConsumeAudio', canConsumeAudio);
if (canConsumeVideo && !canConsumeAudio) { if (canConsumeVideo && !canConsumeAudio) {
const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities) const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities);
callback({ videoParams, audioParams: null }); callback({ videoParams, audioParams: null });
} else if (canConsumeVideo && canConsumeAudio) { } else if (canConsumeVideo && canConsumeAudio) {
const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities) const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities);
const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities) const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities);
callback({ videoParams, audioParams }); callback({ videoParams, audioParams });
} else if (!canConsumeVideo && canConsumeAudio) { } else if (!canConsumeVideo && canConsumeAudio) {
const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities) const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities);
const data = { videoParams: null, audioParams }; const data = { videoParams: null, audioParams };
callback(data); callback(data);
} else { } else {
@ -445,7 +472,7 @@ peers.on('connection', async socket => {
callback(null); callback(null);
} }
} catch (error) { } catch (error) {
console.log(`ERROR | consume | callId ${socketDetails[socket.id]} | ${error.message}`) console.log(`ERROR | consume | callId ${socketDetails[socket.id]} | ${error.message}`);
callback({ params: { error } }); callback({ params: { error } });
} }
}); });
@ -455,10 +482,10 @@ peers.on('connection', async socket => {
- When consuming on consumerTransport, it is initially done with paused: true, here we will resume - When consuming on consumerTransport, it is initially done with paused: true, here we will resume
- For the initiator we resume the initiatorConsumerAUDIO/VIDEO and for receiver the receiverConsumerAUDIO/VIDEO - For the initiator we resume the initiatorConsumerAUDIO/VIDEO and for receiver the receiverConsumerAUDIO/VIDEO
*/ */
socket.on('consumer-resume',() => { socket.on('consumer-resume', () => {
try { try {
const callId = socketDetails[socket.id]; const callId = socketDetails[socket.id];
console.log(`[consumer-resume] callId ${callId}`) console.log(`[consumer-resume] callId ${callId}`);
if (isInitiator(callId, socket.id)) { if (isInitiator(callId, socket.id)) {
videoCalls[callId]?.initiatorConsumerVideo?.resume(); videoCalls[callId]?.initiatorConsumerVideo?.resume();
videoCalls[callId]?.initiatorConsumerAudio?.resume(); videoCalls[callId]?.initiatorConsumerAudio?.resume();
@ -473,8 +500,7 @@ peers.on('connection', async socket => {
}); });
const consumeVideo = async (callId, socketId, rtpCapabilities) => { const consumeVideo = async (callId, socketId, rtpCapabilities) => {
if (isInitiator(callId, socketId)) {
if(isInitiator(callId, socketId)) {
videoCalls[callId].initiatorConsumerVideo = await videoCalls[callId].initiatorConsumerTransport.consume({ videoCalls[callId].initiatorConsumerVideo = await videoCalls[callId].initiatorConsumerTransport.consume({
producerId: videoCalls[callId].receiverVideoProducer.id, producerId: videoCalls[callId].receiverVideoProducer.id,
rtpCapabilities, rtpCapabilities,
@ -500,7 +526,7 @@ const consumeVideo = async (callId, socketId, rtpCapabilities) => {
producerId: videoCalls[callId].receiverVideoProducer.id, producerId: videoCalls[callId].receiverVideoProducer.id,
kind: 'video', kind: 'video',
rtpParameters: videoCalls[callId].initiatorConsumerVideo.rtpParameters, rtpParameters: videoCalls[callId].initiatorConsumerVideo.rtpParameters,
} };
} else { } else {
videoCalls[callId].receiverConsumerVideo = await videoCalls[callId].receiverConsumerTransport.consume({ videoCalls[callId].receiverConsumerVideo = await videoCalls[callId].receiverConsumerTransport.consume({
producerId: videoCalls[callId].initiatorVideoProducer.id, producerId: videoCalls[callId].initiatorVideoProducer.id,
@ -525,12 +551,12 @@ const consumeVideo = async (callId, socketId, rtpCapabilities) => {
producerId: videoCalls[callId].initiatorVideoProducer.id, producerId: videoCalls[callId].initiatorVideoProducer.id,
kind: 'video', kind: 'video',
rtpParameters: videoCalls[callId].receiverConsumerVideo.rtpParameters, rtpParameters: videoCalls[callId].receiverConsumerVideo.rtpParameters,
} };
} }
} };
const consumeAudio = async (callId, socketId, rtpCapabilities) => { const consumeAudio = async (callId, socketId, rtpCapabilities) => {
if(isInitiator(callId, socketId)) { if (isInitiator(callId, socketId)) {
videoCalls[callId].initiatorConsumerAudio = await videoCalls[callId].initiatorConsumerTransport.consume({ videoCalls[callId].initiatorConsumerAudio = await videoCalls[callId].initiatorConsumerTransport.consume({
producerId: videoCalls[callId].receiverAudioProducer.id, producerId: videoCalls[callId].receiverAudioProducer.id,
rtpCapabilities, rtpCapabilities,
@ -556,7 +582,7 @@ const consumeAudio = async (callId, socketId, rtpCapabilities) => {
producerId: videoCalls[callId].receiverAudioProducer.id, producerId: videoCalls[callId].receiverAudioProducer.id,
kind: 'audio', kind: 'audio',
rtpParameters: videoCalls[callId].initiatorConsumerAudio.rtpParameters, rtpParameters: videoCalls[callId].initiatorConsumerAudio.rtpParameters,
} };
} else { } else {
videoCalls[callId].receiverConsumerAudio = await videoCalls[callId].receiverConsumerTransport.consume({ videoCalls[callId].receiverConsumerAudio = await videoCalls[callId].receiverConsumerTransport.consume({
producerId: videoCalls[callId].initiatorAudioProducer.id, producerId: videoCalls[callId].initiatorAudioProducer.id,
@ -581,13 +607,13 @@ const consumeAudio = async (callId, socketId, rtpCapabilities) => {
producerId: videoCalls[callId].initiatorAudioProducer.id, producerId: videoCalls[callId].initiatorAudioProducer.id,
kind: 'audio', kind: 'audio',
rtpParameters: videoCalls[callId].receiverConsumerAudio.rtpParameters, rtpParameters: videoCalls[callId].receiverConsumerAudio.rtpParameters,
} };
} }
} };
const isInitiator = (callId, socketId) => { const isInitiator = (callId, socketId) => {
return (videoCalls[callId]?.initiatorSocket?.id === socketId); return videoCalls[callId]?.initiatorSocket?.id === socketId;
} };
/* /*
- Called from at event 'createWebRtcTransport' and assigned to the consumer or producer transport - Called from at event 'createWebRtcTransport' and assigned to the consumer or producer transport
@ -605,18 +631,18 @@ const createWebRtcTransportLayer = async (callId, callback) => {
{ {
ip: process.env.IP, // Listening IPv4 or IPv6. ip: process.env.IP, // Listening IPv4 or IPv6.
announcedIp: process.env.ANNOUNCED_IP, // Announced IPv4 or IPv6 (useful when running mediasoup behind NAT with private IP). announcedIp: process.env.ANNOUNCED_IP, // Announced IPv4 or IPv6 (useful when running mediasoup behind NAT with private IP).
} },
], ],
enableUdp: true, enableUdp: true,
enableTcp: true, enableTcp: true,
preferUdp: true, preferUdp: true,
}; };
// https://mediasoup.org/documentation/v3/mediasoup/api/#router-createWebRtcTransport // https://mediasoup.org/documentation/v3/mediasoup/api/#router-createWebRtcTransport
let transport = await videoCalls[callId].router.createWebRtcTransport(webRtcTransport_options) let transport = await videoCalls[callId].router.createWebRtcTransport(webRtcTransport_options);
// Handler for when DTLS(Datagram Transport Layer Security) changes // Handler for when DTLS(Datagram Transport Layer Security) changes
transport.on('dtlsstatechange', dtlsState => { transport.on('dtlsstatechange', (dtlsState) => {
console.log(`transport | dtlsstatechange | calldId ${callId} | dtlsState ${dtlsState}`); console.log(`transport | dtlsstatechange | calldId ${callId} | dtlsState ${dtlsState}`);
if (dtlsState === 'closed') { if (dtlsState === 'closed') {
transport.close(); transport.close();
@ -641,9 +667,8 @@ const createWebRtcTransportLayer = async (callId, callback) => {
// Set transport to producerTransport or consumerTransport // Set transport to producerTransport or consumerTransport
return transport; return transport;
} catch (error) { } catch (error) {
console.log(`ERROR | createWebRtcTransportLayer | callId ${socketDetails[socket.id]} | ${error.message}`); console.log(`ERROR | createWebRtcTransportLayer | callId ${socketDetails[socket.id]} | ${error.message}`);
callback({ params: { error } }); callback({ params: { error } });
} }
} };