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  1. Xref: sparky comp.compression:2873 rec.video:9785 rec.video.satellite:3880 rec.video.production:1199
  2. Path: sparky!uunet!wupost!psuvax1!rutgers!uwvax!astroatc!vidiot!brown
  3. From: brown@vidiot.UUCP (Vidiot)
  4. Newsgroups: comp.compression,rec.video,rec.video.satellite,rec.video.production
  5. Subject: Re: NBC Olympic coverage - reason
  6. Message-ID: <3730@vidiot.UUCP>
  7. Date: 30 Jul 92 04:04:17 GMT
  8. References: <MONTA.92Jul26181344@image.mit.edu> <1992Jul27.035759.153188@zeus.calpoly.edu> <Bs2ACw.GBE@watserv1.uwaterloo.ca> <33745@cbmvax.commodore.com>
  9. Reply-To: brown@vidiot.UUCP (Vidiot)
  10. Organization: Vidiot's Hangout
  11. Lines: 20
  12.  
  13. In article <33745@cbmvax.commodore.com> jesup@cbmvax.commodore.com (Randell Jesup) writes:
  14. <elball@sunee.waterloo.edu (Eric Ladd Ball) writes:
  15. <>The reason for the artifacts is quite simple.  NBC is using digtal
  16. <>full-frame camaras.  These are sequential line instead of NTSC interlaced.
  17. <
  18. <>CONs:
  19. <>1> The artifacts of fast motion everyone has seen.  This is caused because
  20. <>   the interlaced lines appear on sub-sequent fields and look very wierd.
  21. <
  22. <    That doesn't seem to match the artifacts I caught on my SVHS VCR.
  23. <They looked more like MPEG-type artifacts (DCT/motion-estimation artifacts),
  24. <which I've seen before.
  25.  
  26. My money is on your guess, because of the previous postings that I have done
  27. about the equipment that NBC is using.
  28. -- 
  29.       harvard\     att!nicmad\          spool.cs.wisc.edu!astroatc!vidiot!brown
  30. Vidiot  ucbvax!uwvax..........!astroatc!vidiot!brown
  31.       rutgers/            INTERNET:vidiot!brown%astroatc.UUCP@spool.cs.wisc.edu
  32.                                    brown@wi.extrel.com
  33.