# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2017-02-13 13:08:11 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/831127832415895552) Figured this out eventually. I was converting a CIImage to a CGImage when and using the infinite extent as a creation rect. https://t.co/C30jJppOul