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Posted by Martin Heffels on 08/04/06 06:10
On 3 Aug 2006 20:20:51 -0700, "RP" <RobertPerezLaw@gmail.com> wrote:
>That's why I focused on masking or just putting black overlay graphic
>on top of the images, it seems like the most efficient way to do
Excellent idea.
[...]
>This is what I've been trying to do, and
>unfortunately it doesn't produce good results because when I move the
>video from my computer to the TV monitor playing a DVD, the "black"
>turns into very grey gray. Hence my question: how can I generate true
>Black? Can I do it in PhotoShop? Even when I try it there with -255
>brightness, 0,0,0 RGB value, when it gets displayed from a DVD onto a
>TV monitor, it turns out very gray, not at all black.
Like Frank said, black in NTSC should be 16:16:16 to make it 7.5IRE, which
is supposed to be black. The AGC in your TV goes funny if you feed it lower
black that that.
cheers
-martin-
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