In my application I need to use the Windows Azure services to store the data for that I am using this:http://www.windowsazure.com/en-us/develop/mobile/tutorials/get-started-
After a lots of R&D...I finally found the solution..
Here is my sample project Blob Example written in Objective C
& also tried with Swift & is working as expected. Here is my Swift Example Project.
Just replace your account credentials with respective ones and you are good to go..!!
Note:
Try to use UIImageJPEGRepresentation
instead of UIImagePNGRepresentation
because png takes more size than jpg.