Hi Ger,

Some really interesting stuff here.

Now how do I go about doing this. It's not the sort of thing I would do in
Sony Vegas - would I do it in VirtualDub or AviSynth ? Maybe in POVRay ?

Cheers,

Steve.

Ger <No.### [at] ThankYou> wrote:
> sacredblack wrote:
>
> > Ger <No.### [at] ThankYou> wrote:
> >> Hi Steve,
> >>
> >> A trick that I personally have used before is to average frames.
> >> Either use a linear average so every frame contribute the same amount to
> >> the resulting frame, or use a sin-based average.
> >>
> >> Linear:
> >>
> >> (Frame 1 + Frame 2 + Frame 3) / 3 = new frame
> >>
> >> Sin based:
> >>
> >> (sin(45) *Frame 1 + sin(90) * Frame 2 + sin(45)*Frame 3) / 2.41 = new
> >> frame
> >>
> >> --
> >> Ger
> Exactly. Assuming you have the whole animation done, as in all frames
> rendered, you can average frames 1, 2 and 3 to create a "new" frame 2.
>
> For example, assume pixel (3,3) is "1" in frame 1 and "0" in frame 2, and
> "1" again in frame 3, averaging it will make it a bit more the "0" in frame
> 2 and less then "1" in the other frames.
>
> Averaging also lets you work on tiny bits of the frame, like just section
> (10,10) through (20,50) and it lets you decide how much weight you give the
> "other" frames. ie. use 20% frame 1, 100% frame 2 , 20%frame 3 to make the
> new frame 2. Or the extreme other way. 100% frame 1, 0% frame 2 and 100%
> frame 3 to make the new frame 2.
> Also, you can "fade in - fade out" the averaging so it would only be applied
> to the frames 10 through 20 and not the rest.
>
> --
> Ger

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