Core Image
Now that we have our photos posting properly to Twitter, wouldn’t it be fun to jazz them up a little? There are all kinds of apps out on the market to apply filters to your photos, and it would be really cool if we could do that, too. Well, guess what, we can!
Core Image is a framework that was introduced in iOS 5, but it existed in Mac OS X before that. Core Image contains over a hundred photo filters for you to use and incorporate into your projects. Each successive iteration of iOS has introduced more image filter options, and with iOS 8 comes the ability to write your own image filters.
Important Core Image Classes
Core Image is made up of a couple of classes that create the basis of the functionality of the framework. These ...
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