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Posted by doc on 10/05/13 11:37
agree here. there's a reason that everyone uses green and blue :o)
they can be picked up at ebay for less than 50 bux in a felt like canvas.
drd
"Richard Crowley" <rcrowley@xpr7t.net> wrote in message
news:11snkf33me1aaa8@corp.supernews.com...
> "Tech Geek" wrote ...
>> Hi! I've already sent this message out to rec.video.professional, but
>> nobody was able to help me . . . hopefully somebody here could!
>> Anything is much appreciated:
>
> rec.video.professional is not active. It is a moderated news
> group which means that messages get propogated only after
> the moderator gates them. But there is no moderator, so no
> messages are being propogated except accidentally by a
> few mis-configured news servers. I am using one of the
> largest news servers on this planet (Supernews) and no
> messages have been propogated in r.v.p for 2-3 years.
>
>> I checked with the instruction manual (availible online) and followed
>> the directions very carefully. I put a student in front of the canvas,
>> put the camera on the student and canvas background, selected the
>> camera on the B-BUS (it's a two bus board (A and B)) as told by the
>> directions, and put the picture of a mountain scene on A-BUS (coming
>> from the computer). To activate green screen, you use a little curser
>> on the preview television hooked to mixer to select the background
>> which you will be "changing". I did as the instructions said, pushed
>> enter, and it did the opposite of what I wanted! It made most of the
>> student mountain-designed, and the white canvas . . . white. I tried
>> positioning the curser over the student hoping that it might work and
>> it did the same thing!
>
> You seem to understand that you cannot use white as a
> key color, but if I were doing "experiments" like you are,
> I would at least switch inputs so that the camera was on
> the A-bus and the key insert on the B-bus. The switcher
> may have some sort of preference? But I wouldn't be
> surprised if it makes no difference. Nobody keys live
> video on white, so the switcher wasn't designed to do it.
>
> Surely you could find some poster paper or something in
> some green or blue shades and try them. You could just
> put an action figure sitting in front of the blue or green
> paper to play with it, you don't really need to tie up a
> breathing human for your experiments.
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