TV & TECHNOLOGY
                                  PETER WOOD

Wednesday, 22 September 2010
Wednesday, 22 September 2010
Wednesday, 22 September 2010
Wednesday, 22 September 2010
Wednesday, 22 September 2010
Wednesday, 22 September 2010
Wednesday, 22 September 2010
DAX IS A
                 LOT OF
                  DATA
                                1 FRAME = 1280X720 PIXEL
         ...
DAX IS A
                 LOT OF
                  DATA
               1 FRAME = 3.5MB      3.5MB X 25 = 90MB/S


        ...
Wednesday, 22 September 2010
Wednesday, 22 September 2010
Wednesday, 22 September 2010
Wednesday, 22 September 2010
INTERLACING

Wednesday, 22 September 2010
DE-INTERLACE
                                B4 YOU EDIT




Wednesday, 22 September 2010
COMPRESSION
Wednesday, 22 September 2010
ALL ABOUT CAKE




Wednesday, 22 September 2010
H.264
                                       MPEG4
                               NEW COMPRESSION SYSTEMS EMERGE ABOUT EVE...
Wednesday, 22 September 2010
Wednesday, 22 September 2010
SO USE SOMETHING LIKE
                        PRO RES TO EDIT
                             720P25



Wednesday, 22 Septemb...
INTERNET
                               BROADCASTING




Wednesday, 22 September 2010
BROADBAND
                                     AV SPEED = 3MB
                                6

                         ...
6


               4.5


                  3


               1.5


                  0
                   5PM         6PM...
HIGH SPEED
                                1.5MB HD


                               MED SPEED
                           ...
ADAPTIVE BITRATE


                                6

                               4.5

                                ...
BYE BYE BUFFERING

Wednesday, 22 September 2010
LIVE BROADCASTING
Wednesday, 22 September 2010
Wednesday, 22 September 2010
First Live BroadCast
          appearing on an experimental
          Baird Televisor
          at the Ideal Home Exhibiti...
VIDEO
                               ENCODER



                               STREAMER



                               ...
THE FUTURE?
Wednesday, 22 September 2010
THE FUTURE?




                               1950
Wednesday, 22 September 2010
ULTRA HIGH DEFINITION
Wednesday, 22 September 2010
HIGH DEFINITION
                                     1080



Wednesday, 22 September 2010
ULTA HIGH DEFINITION V1
                        4K

Wednesday, 22 September 2010
8K




               ULTA HIGH DEFINITION V2
Wednesday, 22 September 2010
LONDON 2012




Wednesday, 22 September 2010
Wednesday, 22 September 2010
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Technology and TV

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Technology and TV

  1. 1. TV & TECHNOLOGY PETER WOOD Wednesday, 22 September 2010
  2. 2. Wednesday, 22 September 2010
  3. 3. Wednesday, 22 September 2010
  4. 4. Wednesday, 22 September 2010
  5. 5. Wednesday, 22 September 2010
  6. 6. Wednesday, 22 September 2010
  7. 7. Wednesday, 22 September 2010
  8. 8. DAX IS A LOT OF DATA 1 FRAME = 1280X720 PIXEL = 921, 600 PIXELS EACH PIXEL HAS 32BIT COLOUR SO 1 FRAME = 3.5MB 3.5MB X 25 = 90MB/S Wednesday, 22 September 2010
  9. 9. DAX IS A LOT OF DATA 1 FRAME = 3.5MB 3.5MB X 25 = 90MB/S 3G = 0.5MB/S BROADBAND = 5MB/S WIFI = 50MB/S USB 2.0 = 57MB/S Wednesday, 22 September 2010
  10. 10. Wednesday, 22 September 2010
  11. 11. Wednesday, 22 September 2010
  12. 12. Wednesday, 22 September 2010
  13. 13. Wednesday, 22 September 2010
  14. 14. INTERLACING Wednesday, 22 September 2010
  15. 15. DE-INTERLACE B4 YOU EDIT Wednesday, 22 September 2010
  16. 16. COMPRESSION Wednesday, 22 September 2010
  17. 17. ALL ABOUT CAKE Wednesday, 22 September 2010
  18. 18. H.264 MPEG4 NEW COMPRESSION SYSTEMS EMERGE ABOUT EVERY 10 YEARS. LARGELY BECAUSE OF CHIP SPEED. MPEG 2 1993, MPEG 4 AVC 2003, MPEG HVC DUE IN 2013. EACH SYSTEM USUALLY TWICE AS EFFICIENT AS LAST. WHAT ARE THE LIMITS? NO ONE KNOWS. Wednesday, 22 September 2010
  19. 19. Wednesday, 22 September 2010
  20. 20. Wednesday, 22 September 2010
  21. 21. SO USE SOMETHING LIKE PRO RES TO EDIT 720P25 Wednesday, 22 September 2010
  22. 22. INTERNET BROADCASTING Wednesday, 22 September 2010
  23. 23. BROADBAND AV SPEED = 3MB 6 4.5 3 1.5 0 5PM 7PM 9PM 11PM 1AM 3AM Wednesday, 22 September 2010
  24. 24. 6 4.5 3 1.5 0 5PM 6PM 7PM 8PM 9PM 10PM 11PM 12AM 1AM 2AM 3AM Wednesday, 22 September 2010
  25. 25. HIGH SPEED 1.5MB HD MED SPEED 700K SD/ED REALLY SLOW 190K Wednesday, 22 September 2010
  26. 26. ADAPTIVE BITRATE 6 4.5 3 1.5 0 5PM 7PM 9PM 11PM 1AM 3AM Wednesday, 22 September 2010
  27. 27. BYE BYE BUFFERING Wednesday, 22 September 2010
  28. 28. LIVE BROADCASTING Wednesday, 22 September 2010
  29. 29. Wednesday, 22 September 2010
  30. 30. First Live BroadCast appearing on an experimental Baird Televisor at the Ideal Home Exhibition in Southampton, 1930 PEGGY O’NEIL Wednesday, 22 September 2010
  31. 31. VIDEO ENCODER STREAMER PLAYER VIEWERS Wednesday, 22 September 2010
  32. 32. THE FUTURE? Wednesday, 22 September 2010
  33. 33. THE FUTURE? 1950 Wednesday, 22 September 2010
  34. 34. ULTRA HIGH DEFINITION Wednesday, 22 September 2010
  35. 35. HIGH DEFINITION 1080 Wednesday, 22 September 2010
  36. 36. ULTA HIGH DEFINITION V1 4K Wednesday, 22 September 2010
  37. 37. 8K ULTA HIGH DEFINITION V2 Wednesday, 22 September 2010
  38. 38. LONDON 2012 Wednesday, 22 September 2010
  39. 39. Wednesday, 22 September 2010

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