Hi Pascal.

15-Nov-03 02:43:32, Pascal Schmidt wrote to Jasen Betts


 PS> Hi Jasen! :-)

 PS>>> When digitizing video, NTSC usually ends up being 352x240 pixels
 PS>>> and PAL ends up being 352x264 pixels
 JB>> fair enough, not that there's a fixed number of pixels per line
 JB>> in analogue
 PS> Yep, but that's about what you can get out of the analogue signal
 PS> using standard technology

 JB>> I thought there  were more lines than that... up round 600
 JB>> somewhere?

 PS> Like someone posted, the vertical resolution is about half the
 PS> number of lines due to the way colors are handled

as I recall that remark only applied to SECAM

I'm fairly sure I've seen up round 500 lines on a PAL TV
this was interlaced  with a 50Hz vertical rate so horozontal sharp edges
didn't look good, given the 25 hz refresh rate... signal source was an
Amiga 500.

 -=> Bye <=-

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