How to add frame to NSImage?

Question

I have NSImage s:

NSImage[2] images;

How to make animated GIF NSImage with 2 frames?

How to convert it in NSData and save animated GIF on disk?

Answer 1

Personally i suggest using a framework to make your gifs here is the one i used. Just look through the read me it should help you, https://github.com/Flipboard/FLAnimatedImage