22.03.2016 
Motivation: Android SurfaceTexture is used by all Android classes that need to display (a lot of) frames, it can be used to display media player, camera, etc. You can also use it in combination with other players: OpenMAX, VLC, etc. (well, VLC and other C++ player are using MediaCodec) to decode the images directly to […]
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KDAB contributions to Qt 5.6
Qt 5.6 has just been released! Packed with incredible new features, 5.6 is also the first long term support release of Qt: it will be supported for the next 3 years, giving developers a solid foundation for their current and upcoming projects. Once more, KDAB is confirmed to be the largest independent contributor to Qt, […]
KD Chart 2.6.0 released
KD Chart 2.6.0 is a maintenance release with a limited number of new features. This release publishes feature additions and bugfixes since KD Chart 2.5.1. KDAB continues to offer a commercial license without flat fee support for KD Chart. Features: – Code updated to compile with Qt 5.6 – Optional line breaking for horizontal legends […]
QtCon 2016
Berlin, Germany 2016-09-01 2016-09-04 Berlin, September 1-4 In September 2016, KDAB will join KDE, Qt Contributors, FSFE and VideoLAN to bring you QtCon 2016 – 3 days of talks and workshops, one day of training from KDAB. KDAB will be providing full day versions of its renowned Qt, OpenGL and C++ trainings as part of […]
Qt on Android: How to run C++ code on Android UI thread Useful features you need on Android that don't have a Qt API
I’d like to start a new series of Qt on Android articles, these will be small articles which will focus on useful features that you’ll need on Android but which don’t have any Qt API (yet). I’ll start with two pretty useful functions. These functions will help us to run C++ code directly on Android […]
Nine Steps to Vulkan Literacy What the powerful new 3D graphics API can bring to your applications
No, this isn’t about Star Trek. If you’ve accidentally stumbled onto this blog to learn about the language of Spock’s homeland, try here instead. Vulkan (spelled with a “k”, not a “c”) is a powerful new 3D graphics API from the Khronos Group, the same consortium that developed its spiritual predecessor, OpenGL, and other related […]
Creating a Qt 5 port to Apple tvOS Work-in-Progress
Back in November, Apple released the latest generation of it’s Apple TV product. Besides the slightly improved hardware, the true new feature is the OS which is now officially based on iOS and comes with the dedicated SDK and App Store! So we started investigating what it would take to port Qt to tvOS and […]
How to integrate OpenGL code with Qt Quick 2 applications (part 2)
In the last blog post we gave a very high level introduction to the Qt Quick 2 renderer. We also showed how various signals are emitted by the renderer during the synchronization and rendering steps. In this blog post we’re going to discuss those signals and show how they can be used to implement overlays […]
Efficiency Matters! Streamlining your Modern UX with Compressed Textures
Your mobile app is running slowly, crippled by virtual memory swapping and chunks of the UX aren’t showing. The QOpenGLTexture class (a KDAB contribution), provides the APIs to use compressed textures.
Embedding QML: Why, Where, and How
If you’re already using QML in Qt, you know that it can help quickly create flexible user interfaces using little or no C++ programming. With a basic text file and some JavaScript logic, you can put together a pretty sophisticated interface like that shown in the Qt Quick Clock demo (below) with a minimum of […]