Please don't cross-post.

On Sep 10, 2012, at 2:31 AM, Abhijit Apte wrote:

> I can pick out NSImageRep objects of NSImage and then use [NSImageRep 
> CGImageForProposedRect:context:hints:] method to extract CGImageRef. I can do 
> grayscale conversion on each of these CGImageRefs, however I cannot put these 
> back into a single NSImage.

Why not?  You can create NSBitmapImageReps from CGImages, set the size of each 
using -setSize:, and add them to an NSImage using -addRepresentation:.

Regards,
Ken


_______________________________________________

Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)

Please do not post admin requests or moderator comments to the list.
Contact the moderators at cocoa-dev-admins(at)lists.apple.com

Help/Unsubscribe/Update your Subscription:
https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com

This email sent to arch...@mail-archive.com

Reply via email to