From the category archives:

iOS

Computer vision with iOS Part 2: Face tracking in live video

by Robin Summerhill on September 30, 2011

Update: Nov 28 2011 – The OpenCV framework has been rebuilt using opencv svn revision 7017 Introduction Hot on the heels of our last article, in which we showed you how to build an OpenCV framework for iOS, we are turning our attention to capturing live video and processing video frames with OpenCV. This is ...

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Computer vision with iOS Part 1: Building an OpenCV framework

by Robin Summerhill on September 7, 2011

Introduction The example project Using the OpenCV framework in your own projects Rebuilding the OpenCV framework Update: Nov 28 2011 – The OpenCV framework has been rebuilt using opencv svn revision 7017 Update: Check out Part 2 of our series on computer vision. Introduction This article is the first in a series looking at computer ...

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How to add reflections to your iOS UI is one of those questions that keeps popping up on developer forums. Used judiciously it can help you achieve that ‘polished’ look, increasing the visual separation between UI elements and the background, and creating an illusion of 3D space. Apple provides sample code to get you started, ...

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How to import photos into the iPhone Simulator

by Robin Summerhill on September 1, 2010

One question that gets asked frequently in iPhone developer forums is, ‘How do I add photos to the Camera Roll in the iPhone Simulator?’ The most-quoted solution is to drag an image onto the simulator window. This will open it in Mobile Safari from where you can save it to the Camera Roll by tapping ...

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Protecting resources in iPhone and iPad apps

by Robin Summerhill on July 20, 2010

UPDATE: The example project has been updated to work with iOS5. If you are distributing an iPhone or iPad app you may be giving away more than you realize. Resources that you embed in your application bundle can be extracted very easily by anyone who has downloaded the app with iTunes or has the app ...

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