pixel aspect ratio 2006-07-26 - By David E Bell
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Just as an aside on this, I render out at 720x486 square pixels then
convert in AfterEffects when I merge it with NTSC (this means I can
reuse the footage at a later date in another format without too much
suffering)
Yours,
David
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David E Bell - Partner HDRVFX, llc - www.hdrvfx.com
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On Jul 26, 2006, at 9:47 AM, Erik I. Wright-Olsen wrote:
> The short version... a number of video formats use non-square pixels.
> If an NTSC DV pixel is x tall, it's .9x wide. So if you want, say, a
> sphere to look perfectly round, you can either render at 640 x 480,
> and then you'll lose some sharpness when you present it, or you can
> render at 720 x 480 and a .9 pixel aspect ratio. If you look at the
> file on its own it will look vertically squashed but on an NTSC
> monitor it will look fine.
>
> A bunch of answers...
> http://www.google.com/search?hs=1r3&hl=en&lr=&safe=off&client=firefox-
> a&rls=org.mozilla%3Aen-US%3Aofficial&q=pixel+aspect+ratio&btnG=Search
>
> On Jul 25, 2006, at 10:14 PM, auggybendoggy wrote:
>
> > What is this and what is it's effect on the image?
> >
> > Cant find much in help that really explains well.
> >
> > Aug
> >
>
>
>
[Non-text portions of this message have been removed]
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