uikit - iOS: writing a CGImageRef disk in png or jpeg -

uikit - iOS: writing a CGImageRef disk in png or jpeg -

what best way save cgimageref png or jpeg file in ios?

for general cocoa application (not using uikit), see: saving cgimageref png file? seems long , clunky.

using uikit, code becomes simple 3-liner:

uiimage *uiimage = [uiimage imagewithcgimage:cgimage]; nsdata *jpgdata = uiimagejpegrepresentation(uiimage, 0.9f); [jpgdata writetofile:path atomically:no];

ios uikit