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[jitter] Efficient way to display a mix of video, image and 3D

joshua goldberg wugmump at speakeasy.org
Sat Nov 3 09:04:28 MDT 2007


something like this?

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On Nov 3, 2007, at 10:47 AM, williamshome wrote:

>
> Hi all,
>
> What is your most efficient way to play with Max/Jitter to mix a  
> number of video, image and sometimes 3D render ?
>
> For example, I am capturing a video and stretching it as the  
> background. Now, I would like to add a static frame on top of it.  
> Then a few images which can floating on top of it with 3D motions.
>
> The thing is BIG and have a resolution no less than 1600 x 1200.
>
> Way 1 : Go 3D
>
> I guess the most natural way is to have all the things up there be  
> represented as jit.videoplane and then it is easy to manipulate.
>
> However, I am wondering if I am wasting resources on copying the  
> captured video to texture memory constant, it is the background  
> anyway.
>
> Way 2 : Go 2D
>
> OK. Jitter has all sort of method to bind video as matrix. So, what  
> if we rendering the small clips into matrix and combine it ? Well,  
> this method is very slow with the "to_texture" option.
>
> Way 3 : Go 2D + 3D
>
> Finally, is it possible to have the video and the static frame  
> blended and draw as background; then render the small clips on top  
> of the back-buffer? The method make sense, but I can't find a way to  
> do it in max/jitter.
>
> What's your idea ?
>
> William
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>



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