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Jul 27th, 2017
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  1. how does the live video look? compare against a direct feed from cmaera
  2. - As in, the live feed here on the touch panel? Seems to look OK. Can switch my system to BT.709 to compare if you like
  3.  
  4.  
  5. also, how does the video look, compared to the still capture?
  6. - Video I recorded earlier was all washed out as well
  7.  
  8. - Ignoring the encoded video(mp4), how does the live video and still capture compare? good?
  9.  
  10. Looking at the Renderer view now, I'm in BT.709 at my source. That matches my screen (31' Sony)
  11. Great, so ignoring encoded mp4 for a moment, with BT709, live feed and still capture are ok, correctr?
  12. Yes - not too sure what you mean by encoded MP4 tho
  13. When you say "Video I recorded earlier", I take it to mean a video you recorded in our software?
  14. Yep
  15. What we're seeing now is BT.2020 from my processor, and that doesn't match my screen
  16.  
  17. I compared 2020 to 709, but cant see a different. If you compare those 3 images, do you see a difference?
  18. I think all three were in the BT.2020 color space...
  19.  
  20.  
  21. Correct.
  22.  
  23. comparison.jpg - taklen with blue pen 709
  24. comparison2.jpg - red flower 709
  25. comparison-2020.jpg - red flower 2020
  26.  
  27. between compariso
  28. n2 and comparion
  29. (sorry, dropped off the bottom of my screen)
  30. - pretty sure Comparison2 was taken when we wer in 202 as well
  31. Will switch to 709 now
  32.  
  33. That just turned to a really purple color
  34. correct?
  35. yes - matches my monitor well
  36. ok, so far then, no issue? let me compare still captures
  37.  
  38. ok, so 709 amd 2020 have a color difference, this is normal?
  39. Nope - the system should still be able to represent the color of the object accurately - just with not as much gradation in 709
  40. On my monitor 709 and 2020 have the same basic "hue"
  41. Ok, in our system which is more representiave of "real".? 2020? ir 709?
  42. - 709
  43. so the flower is really more "purple"?
  44. Yes, and that compares well to what we see on our monitor here too
  45. Great, so all in all, our machine doesn't have a still capture/record issue really, it is that our capture card isn't handling the 2020 well.
  46. - Yes, that's my take on it.
  47.  
  48. Great, now that I have a better understanding on the issue, we will get our hardware team on the horn and figuire out why the difference
  49.  
  50. I assume you guys prefer to use 2020?
  51. - Yes, that's one of the reasons the surgeons love it - they get more detail in the red spectrum in particular
  52. - Ok. I will talk to Seth. Thanks for the session, very helpful.
  53.  
  54. A pleasure - you guys are always great to deal with!
  55.  
  56. Thanks, I'm going to copy this chat.
  57.  
  58. Have a good evening
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