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Old August 15th 06, 11:12 AM posted to rec.skiing.snowboard
Switters
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Posts: 151
Default Anybody video as they board?

On Mon, 14 Aug 2006 15:31:21 GMT, Octessence
allegedly wrote:

Possibly, but i would have thought writing an algorithm to determine
what's a jitter could be done. For example the shape of someone won't
change much from frame to frame, but their position would translate to
somewhere else and back again for a jitter. Also, the vast majority of
the picture (i.e the background) would not be moving at all so there
would be fixed points of reference everywhere. May not be perfect but
I'm sure most jumpy videos could be improved quite a bit by the right
software.


There's plenty of software around to correct camera shake during the edit
phase, but it ranges from cheap stuff with poor results, to expensive
stuff with reasonable results.

It sounds simple in theory to get right, but it's more complicated in
reality. Consider a camera just wobbling left to right only. Now to get
a still picture, you have to cut off the left and right edges to the point
where the objects always remain in frame. Extend this to up and down as
well, and you're effectively cropping each frame resulting in a lower
resolution picture.

I use it when I have to, and even then sometimes it just can't work out
what's right, especially if you (the camera holder) are moving or panning
as well.

- Dave.

--
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