Understanding filters 

Based on our design, we know that we are going to need to apply filters to a photo. Instead of just creating an array of filters, we are going to use a plist to load in a set of filters that we want. You can find the FilterData.plist file inside this chapter's asset folder. Drag and drop this file into the Model folder that is inside the Review folder. Make sure that Copy items, if needed, is checked, and then hit Finish.

Let's take a look at the plist and see what it contains:

This list only has 10 of over 170 filters and effects that you can use. If you would like to see a full list of filters, you can find the list ...

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