View
1.034
Download
1
Category
Tags:
Preview:
Citation preview
Video CodingPast, Present & Future
Casey King (cking@lifesize.com)Chief Technology Officer LifeSize CommunicationsOctober 9, 2013
The International Multimedia Telecommunications Consortium - Porto 2013
2 Things
2
The International Multimedia Telecommunications Consortium - Porto 2013
Linear Change: My 20 22 years of Video
3
Page
• 1080p60• H.264 HP• SVC• UltraHD• H.265• VP8, VP9
The International Multimedia Telecommunications Consortium - Porto 2013
Video .. Circa 1991
§68K class Processor (20-40 MHz)§Bandwidth
w CD 150kB/s, HD 2mB/s, X 10mB/s§Hard Drives (80MB), RAM (4MB)§Codecs (rpza - symmetric)§160x120 @ 5-10 fps§Kid King beats QT to 1.0
w 500kbps @ 6 fps
5
The International Multimedia Telecommunications Consortium - Porto 2013 6
The International Multimedia Telecommunications Consortium - Porto 2013
Video .. Circa 1998
§New Proprietary Codecsw Cinepak & Sorensonw Highly Asymmetric
§Sarah MacLachlanw 850 kbps @ 24 fpsw 320x240 (4x!!)w 24 fps (4x!!)
7
The International Multimedia Telecommunications Consortium - Porto 2013 8
The International Multimedia Telecommunications Consortium - Porto 2013
Video .. Circa 2000• DV Codec (Firewire)• Solved 10 yr problem• 25 mbps @ 30 fps• iMovie & Final Cut• HDV 2006
9
The International Multimedia Telecommunications Consortium - Porto 2013 10
Page
• Q4 2005: 1280x720• H.264 BL• 1 mbps @ 30• ~50% visible• Q4 2008: 1920x1080• ~23% visible• 2013: 1080p60 HP• 200x Kid King 1991
Page
History of Video Compression(come along way in 22 years)
rpzacinepak
sv1dv25
mpeg4
2005
2003
2001
1999
1997
1995
1993
1991
1989
hdv
H.263 H.264H.261
wmv9
mpeg1mpeg2
sv3
2006
FRExtSVC
vc1
History of Video Compression(come along way in 22 years)
2014
2013
2012
2011
2010
2009
2008
2007
2006
H.264HP *
vp8
2015
SVC
vp8*webM
vp9
H.265
Constrained
LS H.265: 368 kbps 720p30
LS H.265: 256 kbps 720p30
The International Multimedia Telecommunications Consortium - Porto 2013
VP8/9§No videos ... you can find your own§Similar in Performance to H.264/5§ It’s Free§Genie is out of the bottle§Must be able to connect to VP8/9 systems
17
The International Multimedia Telecommunications Consortium - Porto 2013
Third year to beat the drum
18
The International Multimedia Telecommunications Consortium - Porto 2013
Assessment of Efforts Recently in VC ...
19
#failNew Video Codecs don’t change this.
The International Multimedia Telecommunications Consortium - Porto 2013
WW EP & Infrastructure Trends
20
Endpoint Observations
- CYQ1 EP Mkt $424m- ↓24% Q/Q & ↓11% Y/Y- ASP ↓11% Y/Y
Infra Observations
- CYQ1 Infra Mkt $139m- ↓34% Q/Q & ↓17% Y/Y- ASP ↓11% Y/Y
The International Multimedia Telecommunications Consortium - Porto 2013
Backdrop of Explosive Video Use
§91% of US adults have cell Phone§56% of US adults have SmartPhone§Video calls have tripled since 2011§ ... from 7% to 21% ...§Plenty of room to grow!
§ 60% connect to internet§ 52% send and/or receive email§ 50% download apps§ 49% get directions§ 48% listen to music§ 8% use for location check in
21
Sept 19, 2013 PewResearchCenter
The International Multimedia Telecommunications Consortium - Porto 2013
New Video Codec Impact (H.265)§The Good ... & Bad
w Similar perceived quality at 1/2 the BWw Better quality all the way aroundw The path to 4k
§The Uglyw Plenty of implementation alternatives, but ...w ... they are all TOO EXPENSIVE
22
The International Multimedia Telecommunications Consortium - Porto 2013
New Video Codec Impact (VP8/9)
23
The International Multimedia Telecommunications Consortium - Porto 2013
In Summary§Next decade of Video Codecs have arrived
w But we need more than just new video codecsw Simpler. Cheaper. It Just Works.
§Video usage (including communication) is exploding
§webRTC is the real dealw More on this in my presentation tomorrow ;).
§Don’t count the conference room yetw More on this in my presentation tomorrow ;).w I’m an optimist!
24
Recommended