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Re: Fastest way to feed QC back into a Core Image



I would like to take the results of a QCRenderer and feed them to a different pipeline as a Core Image. I was thinking about the following approach:

- attach a QCRenderer to a Pbuffer-based CGLContext
- create a CVOpenGLBuffer and attach the CGLContext to it (not clear from CV docs as to what happens when you attach though)
- create the CIImage using the constructor that takes a CVImageBuffer

Sounds a good approach - you can actually render directly the composition in a CVOpenGLBuffer, which is a subclass of CVImageBuffer, using a QCRenderer. See /Developer/Examples/Quartz Composer/Performer.




________________________________________________________
Pierre-Olivier Latour                            email@hidden
Quartz Composer Architect                Graphics & Imaging Team

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References: 
 >Fastest way to feed QC back into a Core Image (From: Gabriele de Simone <email@hidden>)



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