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Old 6th April 2016, 14:20   #18  |  Link
ChiDragon
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Join Date: Sep 2005
Location: Vancouver
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From the other thread:
Quote:
Originally Posted by jmac698 View Post
And here is a perfectly software TBCd VHS video:
https://www.youtube.com/watch?v=CPG2THCxODg
you can see that it's perfectly stable, as would be expected.
Isn't this an NTSC broadcast capture, not VHS?

Here is the archived version of that guy's webpage, containing some nice breakdowns of the concepts involved here, the source code, and his thesis.
http://www.geocities.ws/pmd_iitgw/software_radio.htm

I believe the source code for the Raspberry Bi low-FPS realtime NTSC decoder is also available, though I'm not sure it would offer anything useful. Any more links to that VCR-RF capture guy though?

Quote:
Originally Posted by jmac698
unfortunately it's not that much more sharper or amazing than a good quality analog VCR. However there are unique advantages to the approach - reduction of noise, dropouts, jitter, and various other disturbances which couldn't be addressed by normal equipment.
I'm sort of surprised that you thought there would be more to it. In the article about the Betacam "Full RF" capture method, I don't think they ever mention increasing the definition that could be captured.

I'm also curious what would be necessary to digitize and then decode an S-Video signal instead of composite.
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