iphone add effects to images -

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please tel me if there apple libraries or 3party libraries available adding effects such sepia greyscale glow comic book color pencil etc images.

i guess :

http://code.google.com/p/simple-iphone-image-processing/

http://sourceforge.net/projects/photoshopframew/

https://github.com/esilverberg/ios-image-filters


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