WebRTC trends and issues in 2017 are summarized. Key developments include WebRTC standards becoming candidate recommendations, Apple and Microsoft browsers adding WebRTC support, funding and acquisitions in the WebRTC space, and continued work on specifications like SVC and QUIC. 2018 is poised to see further performance, stability and compatibility improvements as well as work on next versions of WebRTC standards.

1. WebRTC 동향과 이슈
손성영(SungYoung Son) | syson@rsupport.com
[ 2017년 정리 ]
Just for Korea WebRTCian !!
2018. 1. 2.

2. I am
“WebRTC Visionist”
2
● Evangelist?
● (Want)Make Business
● Gap Eliminator for User Experience & Needs with Development
● Korea WebRTC Gateway to Oversea & Trend
https://www.facebook.com/groups/rtc.korea
syson@rsupport.com
.com
Sungyoung Son

3. Contents
3
● 참조 : WebRTC 6년 무슨일이_WebRTC 동향과 이슈 2017.8 (Use Case 등)
● 2017년 WebRTC 7대 뉴스
● Business
○ Funding, Acquire/Merge in WebRTC in 2017
● News of 2017
● Article
● Check
● WebRTC Update
○ Standard
○ Google, AV1
● More WebRTC
● Wrap up

4. [News] 2017 WebRTC 7대 뉴스
4
1. WebRTC 표준 스펙 완성 (Candidate Recommendation)
2. Apple Safari11 support WebRTC
3. MS Edge support WebRTC 1.0 and VP8
4. KITE - A new WebRTC Interoperability Engine (Google Support)
5. Amazon, Google, MS jump into the collaboration solution
6. Facebook joined aomedia(AV1)
7. New Work for WebRTC.NV Can Start :
a. SVC, QUIC, Unified Plan SDP
b. WebRTC Working Group is revising

5. [Business] Funding - 2017
5
http://www.pelotoncycle.com$325M / Series E New York, NY
$63M / Venture Palo Alto, California http://www.symphony.com
http://www.babylonhealth.com/$60M / Series B London, England
$134M / Series E Cambridge, Massachusetts https://www.fuze.com
$18M / Series C http://cafex.comNew York, New York
https://wavecell.com$8.15M / Series B Singapore, Central Region
$3.25M / Series A Glendale, California http://www.snap.md
$109M / Series D Santa Monica, California https://ring.com
$100M / Series D San Jose, California http://zoom.us
$ 823M + Unknown = $1B (?)
https://phenixp2p.com$3.5M / Series A Chicago, Ilinois
€300,000 / Seed
Round https://www.bandyer.com/
zoom은 아직 WebRTC를
사용하지 않음(자체 오디오
코덱)

6. [Business] Acquisition/Merger - 2017
6
https://blog.voipinnovations.com/blog/voip-innovations
-has-acquired-apidaze
https://newsroom.cisco.com/press-release-content?type=w
ebcontent&articleId=1887125
https://www.cafex.com/en/press/cafex-acquires-vayyoo
-expand-enterprise-collaboration-platform/
https://www.pgi.com/blog/2017/01/pgi-announc
es-agreement-acquire-cloud-communications-pro
vider-readytalk/
Price : $1.9B
https://getvoip.com/blog/2017/10/25/cisco-acquires-broadsoft

7. [Business] Acquisition/Merger - 2017
7
https://www.genband.com/media-center/press-releases/sonus-and-genband-com
bine-create-global-leader-real-time-communications
+
https://www.prnewswire.com/news-releases/net2phone
-acquires-liveninja-300385570.html
https://press.spotify.com/us/2017/11/17/spotify-
acquires-soundtrap/
https://videonor.com/videonor-acquires-telenor-subsidiary-appear-in-
aiming-to-build-video-conferencing-for-the-future/

8. [News] WebRTC Big Meetup Seoul 2017 (with WebRTC RockStars)
8
발표슬라이드
● KITE
● Janus
● AllThingsRTC.org
● Applications of WebRTC in Gaming
● Kranky Geek Last Show Contents

9. [News] Standard Feature Completed
9
Draft -> CR (Candidate Recommendation)
Recommendation은 언제? -> syson@rsupport.com
● WebRTC Standards Feature Complete Now What? [Webinar]
https://www.crowdcast.io/e/webrtcstandards21
● 의미 (Dan Burnnet say)
○ 스펙 완성
○ 스펙에 대한 테스팅이 시작
○ WebRTC에서는 다음 버전에 대한 일을 시작할 수 있게 되었다는 것

10. [News] Welcome Apple to the WebRTC World!
10
● A Historical Photo of WebRTC
1st Google Apple (CoSMo) meeting since
blink fork. Better WebRTC together. It takes
more than commits 2 be a leader
Dr. Alex made peace in the WebRTC
Ecosystem !
(source : twitter of Dr. Alex)
https://webkit.org/blog/7763/a-closer-look-into-webrtc/
https://webkit.org/blog/7760/release-notes-for-safari-technology-preview-34/
https://webkit.org/status/#specification-webrtc
https://webrtchacks.com/safari-webrtc/

11. [News] MS Edge Support WebRTC1.0 and VP8
11
● http://internaut.com:8080/~baboba/iit-tutorial/slides/edge.pdf
https://developer.microsoft.com/en-us/microsoft-edge/platform/status/vp8forrtc/?filter=f3f0000bf&s
earch=rtc&q=vp8
https://developer.microsoft.com/en-us/microsoft-edge/platform/status/vp8forrtc/
?filter=f3f0000bf&search=rtc&q=webrtc

12. [News] MS - WebRTC UWP
12
https://github.com/Microsoft/WebRTC-universal-samples
https://webrtchacks.com/windows-uwp-webrtc/

13. [News] amazon - Chime
13
https://aws.amazon.com/ko/blogs/aws/amazo
n-chime-unified-communications-service/
https://chime.aws/pricing/

14. [News] Google - Meet
14
https://meet.google.com
https://support.google.com/meet?hl=ko

15. [News] Facebook joins AOMedia to promote Royalty-Free AV1 Video
15
https://www.xda-developers.com/facebook-aomedia-royalty-free-av1-video/

16. [News] Let’s Encrypt - will Support Wildcard
16
https://letsencrypt.org/2017/07/06/wildcard-certificates-coming-jan-2018.html

17. [News] PhenixP2P - PCAST
17
https://www.youtube.com/watch?time_continue=175&v=2fikQN8ChhU
Building on WebRTC, their proprietary peer-to-peer multicast technology enables users to broadcast high quality real-time video to
audiences of all sizes at low operating cost.

18. [Article] Dialpad - Free Business Phone
18
https://www.dialpad.com/free

19. [Article] Google buys Limes Audio
19
https://techcrunch.com/2017/01/05/google-acquires-limes-audio/?ncid=rss
Global IP Solutions, Trendalyzer, Marratech, (Limes Audio)

20. [Article] BWE in WebRTC
20
http://www.rtcbits.com/2017/01/bandwidth-estimation-in-webrtc-and-new.html
● 관련 표준 문서 (RTP Media Congestion Avoidance Techniques (rmcat))
https://datatracker.ietf.org/wg/rmcat/documents/
WebRTC에서 미디어 전송시 인터넷 속도 변화에 따른 Adaptive하게 미디어를 전송하기 위한 기술은
초보적인 수준에서 보내는 측에서 변경하여 전송하도록 하는 방법으로 성능이 계속 향상되고 있으니,
대역폭의 변화에 대응해야 하는 현실환경에서 남보다 나은 성능에 대한 이해를 하고자 한다면 챙겨볼 내용.

21. [Article] Flashphoner Release Web Call Server(WebRTC to RTMP)
21
https://flashphoner.com/webrtc-as-
rtmp-re-publishing/
● Demo : https://wcs5-eu.flashphoner.com/login.xhtml

22. [Article] TokBox - Interactive Broadcast API
22
https://tokbox.com/interactive-broadcast
● Mass Scale: Up to 3,000 real-time interactive viewers
● Broader Reach: Streaming to YouTube Live, Facebook Live, Twitch.tv & More

23. [Article] Callstats.io - Metrics Report
23
2017 1st , 2nd, 3rd
“WebRTC 솔루션에서 챙겨봐야할 WebRTC 품질 통계 리포트”

24. [Something] WebRTC plugins for WordPress
24
https://wordpress.org/plugins/search/webrtc/
35 Plugins

25. [Something] Chrome for iOS
25
https://venturebeat.com/2017/01/31/google-open-sources-chrome-for-ios/

26. [Check] Select Audio Output
26
이젠 스피커 선택도 기본으로
https://webrtc.github.io/samples/src/content/devices/input-output/

27. [Check] Deprecated Method
27
Navigator.getUserMedia()
https://developer.mozilla.org/en-US/docs/Web/API/Navigator/getUserMedia

28. [Check] Deprecated Method
28
RTCPeerConnection.addStream()
https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/ad
dStream
● Chrome 64(Beta)
● To align with the WebRTC 1.0 spec, RTCPeerConnection now supports addTrack() for single stream use cases, as well as removeTrack(),
getSenders(), ontrack, and a minimal version of the RTCRtpSender interface.
** Check Adapter.js
RTCPeerConnection.removeStream()
https://developer.mozilla.org/ko/docs/Web/API/RTCPeerConnection/remo
veStream

29. [Check] Deprecated Method
29
https://www.chromestatus.com/feature/5663288008376320
callback-based methods Promise-based methods

30. [Update] Chrome
30
● http://www.juandebravo.com/2017/04/01/improve-setup-time-webrtc
● More robust Bandwidth Estimation for cellular and WiFi connections.
● M59 webRTC Release Note
● M60 webRTC Release Note ● Video jitter buffer fixes
● Issues with TCP + send-side bandwidth estimation fixed
● M61 webRTC Release Note ● getUserMedia from cross-origin iframes to be deprecated in Chrome M63
● <audio> elements now render audio without waiting for [optional] video frames
● M62 webRTC Release Note ● WebRTC mobile libraries
● Added SetBitrate to native PeerConnection API
● Deprecations
○ RTCPeerConnection#getStreamById
○ RTCAVFoundationVideoSource

31. [Update] Chrome
31
● Removing support for DTLS to SDES fallback
● Workaround for Chrome Microphone Issues
● Injectable Audio Codecs
● Build WebRTC with DataChannel only
(https://bugs.chromium.org/p/webrtc/issues/detail?id=7613 )
● M63 webRTC Release Note
OS X에서 마이크 신호 못가져오던 버그 해결
(최근 62 안정버전 - Chrome 62.0.3202.94)
해당 이슈 : https://bugs.chromium.org/p/webrtc/issues/detail?id=4799

32. [Update] Chrome
32
● getUserMedia() error values
○ Since Chrome M64, getUserMedia() returns error values
● addTrack(), removeTrack(), ontrack and getSenders()
○ Added to RTCPeerConnection: addTrack(), removeTrack(), getSenders() and ontrack.
○ New interface: RTCRtpSender (track attribute only).
○ New event: RTCTrackEvent (full support minus transceiver attribute).
● 64 webRTC Release Note
https://blog.chromium.org/2017/12/chrome-64-beta-stronger-pop-up-blocker_14.html

33. [Update] Chrome - Screen sharing latency improvements
33
https://docs.google.com/presentation/d/14n6yY327tCjtoHUl0ULE_LHhtjHLyifUZUX4-Yv6Yi0/mobilepresent?slide=id.g2a
6c681c7d_0_706 @ 22p.

34. [Update] Standard : Spec Status
34
● TPAC 2017 WebRTC 회의 슬라이드
Audio Output Devices API (CR)
QUIC API for WebRTC (WD)
….

35. [Update] Standard : SVC
35
● TPAC 2017 WebRTC 회의 슬라이드

36. [Update] Standard : QUIC - Document Updated 8 times in 2017
36
https://tools.ietf.org/html/draft-ietf-quic-transport-08

37. [Update] Standard : QUIC and WebRTC
37
http://www.allthingsrtc.org/2017/11/08/quic-and-webrtc/

38. [Update] AV1
38
https://docs.google.com/presentation/d/14n6yY327tCjtoHUl0ULE_LHhtjHLyif
UZUX4-Yv6Yi0/mobilepresent?slide=id.g2a6c681c7d_0_800
http://www.rtc-conference.com/2017/wp-content/uploads/gravity_forms/
2-2f7a537445fa703985ab4d2372ac42ca/2017/09/KRISHNAN-UPDATE
ONAV1VIDEOCODEC.pdf
WebRTC integration in 2018
AV1 Coming Soon!

39. [More WebRTC] AR / VR with WebRTC
39
● https://github.com/jeromeetienne/AR.js
● http://maxst.com/arsdk/
● https://github.com/networked-aframe/networked-aframe
○ http://haydenlee.io/networked-aframe/a-saturday-night/index.html (Demo-Dance Club)
● https://matrix.org/vrdemo/#/room/#vrvc_uniform-skylark:conf.matrix.org
● https://www.youtube.com/watch?v=5-hTpkFB9Fc WebVR meets WebRTC

40. [More WebRTC] Facial Recognition with WebRTC
40
https://simpleweb.co.uk/exploring-facial-recognition-with-webrtc/

41. [More WebRTC] Machine Learning with WebRTC
41
● https://webrtchacks.com/webrtc-cv-tensorflow/ (TensorFlow)

42. [More WebRTC] Blockchain with WebRTC
42
https://github.com/aiham/webrtc-blockchain
https://medium.com/nimiq-network/introducing-the-browser-based-b
lockchain-63d408add368
https://nimiq.com/
● Blockchain Activity at W3C & IETF also.

43. [Some Links for Developer]
43
● Tutorial WebRTC (IETF100)
○ https://www.youtube.com/watch?v=Y7DIEM7uivQ
● Step-By-Step Implementation of Video Conference using WebRTC
○ https://www.script-tutorials.com/step-by-step-webrtc/
● Native C++ WebRTC Tutorial
○ http://www.cosmosoftware.io/labs.html
● How WebRTC Works
○ https://bloggeek.me/how-webrtc-works/amp/
● Janus Architecture
○ https://coiiee.com/blog.php
● WebRTC기술 Back to Basic
○ https://docs.google.com/presentation/d/1ccFeRus2fIub0-3mFn87P_gpwtQKijZMoPjOTOw0K0w/ed
it#slide=id.p
● WebExtension 101
○ https://blog.codeship.com/webextensions-101/

44. [Wrap up]
44
● WebRTC는 이제 모든 곳에 와 있음
○ 소셜미디어, 게임, 실시간 방송, IoT, AR/VR, 인공지능, 홀로그램...
● 필요한 건 개발 경험과 사업방향 선택
○ 개발회사 or 서비스회사
● 2018년은 WebRTC.NextVersion 준비가 시작되는 해
○ 성능 고도화, 안정성, 호환성, 다음 스펙

45. 광고
45
➽ 광고
● 올해엔 “RTC와 4차산업혁명”이란 주제로 컨퍼런스를 해보려 합니다. (여름 또는 가을)
국내 첫 WebRTC컨퍼런스가 될 것이며, 구글을 비롯한 해외 연자를 초빙할 예정입니다.
** 관련하여 발표(키노트), 스폰등의 다양한 문의는 syson@rsupport.com
● We have a plan for (1st) RTC Conference Korea 2018 (summer or autumn). Subject is “RTC and
4th industrial Revolution”
** Any question opened for speaker(including keynote), sponsor (contact syson@rsupport.com )

46. Thanks Korea WebRTCian~
● https://www.facebook.com/groups/rtc.korea
46
2017년 한해 수고하셨습니다!
(Special Thanks : Jinho Choi, Dr. Alex, Dan Burnett, Lorenzo, Chris, Jordan)
WebRTC분과 (HTML5융합포럼)