CONVERT UIIMAGE TO PDF

Hi all, has anyone had success getting CIFilters to work in the latest playgrounds ? It keeps throwing me a “Failed to convert UIImage to PNG”. You can store a UIImage (or an NSImage on Mac) as raw data. This can be useful if you’d like to save it in Core Data. Here’s how you convert a. Hi all,to convert uiimage to nsdataobjective cnsdata *data = uiimagepngrepresentation();swiftlet imagedata: nsdata.

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I settled on the following three approaches. User Name Please enter user name.

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iuimage Image quality is an important aspect of my projects, so the tests where performed using the compression ratios of 1. If you want to follow along you can create your own Swift Playground using this gist.

How the Compression ratio impacts memory usage. Now in Swift 4. Either enter Content Or Record. Thanks for the help. This is just an experiment using Playgrounds and basic memory sampling.

Log in or sign up in seconds. Yogendra Singh 6. Welcome to Reddit, the front page of the internet. Stack Overflow works best with JavaScript enabled. See the gist of the details for each approach.

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Nerd figure out why After doing this I started seeing memory uiinage and leaks appear which got me thinking on how I can better profile different options for performing this conversion. These compression ratios where then run using 1, 2, 14, 20, and 50 executions.

Still gives me the same error unfortunately.

My code executes just fine, I just get errors when an image is referenced and of course, no images are displayed. The first step was looking at the different ways you can convert a UIImage into Data. To load “image” to imageView: How often do you convert a UIImage into a Data object?

Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and ujimage policyand that your continued use of the website is subject to these policies. Unfortunately some of our below listed tools require Java plugin: Helped me a lot.

The implementation for each approach is slightly different, but the same iteration and compression ratios are used to keep the outcome as comparative as possible.

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Converted to Swift 3 and worked To save: How do I convert imageData i. Become a Redditor and subscribe to one of thousands of communities. Submit a new post. Firefox and Microsoft Internet Explorer are recommended browsers uiimafe websites using java applets.

Munkh-Erdene Zorigbold 51 1 2. To save as data: Nerd figure out why. Fill out the form below and instructions to reset your password will be emailed to you:. More info in the Swift Wiki. Post as a guest Name. Post Uiimwge All at 0 Cost Email Please enter a valid email.

ios – Convert UIImage to NSData and convert back to UIImage in Swift? – Stack Overflow

Sign up using Facebook. Unable to start Java!! To make sure we are measure the same resulting data across tests, we record the length of conbert first Data conversion. Most Viewed Most Recent There are more comprehensive approaches out there. I am sure there is a ton of optimizations that could be made to bring these numbers down.