VideoArtDistribution-EgVe.ppt
Upcoming SlideShare
Loading in...5
×
 

Like this? Share it with your network

Share

VideoArtDistribution-EgVe.ppt

on

  • 355 views

 

Statistics

Views

Total Views
355
Views on SlideShare
355
Embed Views
0

Actions

Likes
0
Downloads
0
Comments
0

0 Embeds 0

No embeds

Accessibility

Categories

Upload Details

Uploaded via as Microsoft PowerPoint

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment
  • Telenor: SHDSL; others: ADSL2+, VDSL
  • Telenor: SHDSL; others: ADSL2+, VDSL
  • Case: New World Symphony (Miami) – Composer (M. Turnage @ De Waag, Amsterdam)
  • HDV conferencing 2

VideoArtDistribution-EgVe.ppt Presentation Transcript

  • 1. Technological developments in digital video creation and online distribution Egon Verharen SURFnet Mail, SIP, (H.323): Egon.Verharen@surfnet.nl Phone, H.323: 0031302305367
  • 2. Premise: broadband technology is there Internet networks is the way to go
    • - Managed Dark-fiber network
    • - IPv4 and IPv6 connectivity
      • - Unicast & Multicast
    • - 1 and 10 Gigabit Ethernet connections
  • 3. Internet traffic on SURFnet 1600 Tbyte/month ≈ 5 Gbits/second
  • 4. Premise: broadband technology is there Also at home
  • 5. Digital video for music apps
  • 6. Digital video for visualisation
  • 7. Delivery over Internet: download or streaming
    • Video-on-demand (1-1)
      • Video libraries
      • Streaming or Progressive download
    • Scheduled streaming (like broadcast, 1-n)
      • Digital theme channels
    • Live streaming (netcast, narrowcast, 1-n)
      • Events
    • Videoconferencing (Interactive, 1-1, m-n)
    • File download
    • For all: Authentication, Authorization, Accounting (& Billing)  DRM
  • 8. Video on demand Extra: - virtual cutter - transcoding See Montevideo for other Mediatheque
  • 9. Scheduled streaming By: www.nederland4.nl
  • 10. Live streaming
    • Streamgate
    • Only scalable solution: multicast !
  • 11. Live streaming
  • 12. What’s your delivery platform ? Settopbox
  • 13. What’s your delivery platform? Aula/cinema + projector
  • 14. What’s your delivery platform ? Settopbox + TV/screen
  • 15.
    • Is mobile the future ?
    By: EVL of the University of Illinois at Chicago & Motorola Labs http://www.evl.uic.edu/cavern/continuum/vvp/report.htm What’s your delivery platform ?
  • 16. What’s your delivery platform ? Sony PSP But: is this the artists’ preferred context?
  • 17. Multichannel delivery
    • Mediagateway: distribution hub: IP nets, Cable, mobile (UMTS/GPRS)
  • 18. Hosting for self-distribution
  • 19. New ways video is distributed
    • Videopodcasting Broadcatching
      • RSS + Bittorrent + Videocodec/transcode
    • PSPcasting
  • 20. Video coding
  • 21.
    • More pixels = more information
    • Quality  = attention  (+ recall  )
    Premise: HQ pays off
  • 22. Options available: formats (SD vs HD) 1920 1080 1080i HD 1080 1440 HDV 720 1280 720p HD 704 576 4CIF/ FullD1 (SD) 352 288 CIF (SD)
  • 23.
    • MPEG-2
      • formats
        • 2-5 mb/s (SD MPEG-2)
        • 19.7 mb/s (HD: HDV/720p/1080i)
    • MPEG-4 (Part10, AVC, H.264)
      • “ MPEG-2 quality in MPEG-1 bandwidth”
      • In Quicktime7
      • Realtime encoding > 4CIF too intensive for PC
        • Hw codecs
    • WM9+
    Options available: MPEG codecs
  • 24. SD MPEG-2 VC
  • 25. By WIDE 30 mb/s Options available: alternative codecs: DV
  • 26. HD MPEG-2 VC: HDV By CRL
  • 27. Uncompressed HD VC: UltraGrid vs ResearchChannel By AARnet & ResearchChannel By Ladan Gharai (ISI/USC) & Colin Perkins (UoGlasgow) Alt system by McGill Univ
  • 28. Concluding
    • Streaming is good technique/platform for distributing video art
    • New codecs make HQ (and all video and film formats) possible
    • Always save in highest possible quality & transcode for large scale distribution
    • Challenge is not in coding, hosting, streaming, but in DRM for distribution