You *can* do this using Quartz Composer based technology, you just have to use a developer example app to get started. Ive used QCTV numerous times with my plugin. My plugin handles getting the screen -> image conversion in realtime, at full frame rate, at full resolution.

As for processing + QC. I did just this, but at 60 fps a few weeks ago for a performance. If you dont want to use VDMX, youd dont have to. Just modify QCTV or any other Developer Example and use the v002screengrab plugin in there... and it all works, just as you expect it to!




On Aug 8, 2008, at 6:51 PM, George Toledo wrote:

As I have mulled this over....

We know we can get a static screengrab. That screengrab can then be cropped, filtered etc. This is implemented in stuff like the generic template for screensavers in QC, and in many great compositions.

Is there a method with which we can refresh that screen grab in real time, while the qtz. patch is in "run". Is that a possible way of accomplishing this?

So the idea is, it would be something like the screengrab input patch in QC, fed into crop, then whatever other filers are desired, and onto whatever renderer.....

So you could open up an image of say, the flame particle in Processing, program the recurring "screengrab" at something like 15 per second, run that into a crop patch that crops to just the area of the screen you want... and then feed that input into the rest of your Quartz Composer chain.

Is this a possible way of approaching it, or is my previous idea of just taking screenshot video, and plopping the .mov file into QC the way to go?

Frankly, I have no problem plopping down $300 for something like VDJX (I think that is the name....). It's just that I am irritated that it seems like this should be able to be setup simply using the developer tools, or even just built into OS X.

This is another thought.... an automator patch that would screengrab at regular, very quick intervals? Then those still images could be made into a movie file, cropped, etc.

Throwing stuff against the wall here.....

George Toledo
X The Unknown
www.myspace.com/xsongs


On Fri, Aug 8, 2008 at 9:04 AM, Ali Demirel <[EMAIL PROTECTED]> wrote:
it would be really cool though if we could somehow have Processing compositions in QC



On Aug 8, 2008, at 5:33 AM, Christopher Wright wrote:

P.S.... Is it possible to use the java coding in the Processing files and load them using the Java Script patch in Quartz Composer?

While confusingly similarly named, Java and Javascript are not at all compatible or related (other than some C-like syntax similarities). Java does not work in QuartzComposer.

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