Embedded

Risto Avila

Fast-Booting Qt Devices, Part 2: Optimizing Qt Application

Published Wednesday April 27th, 2016
12 Comments on Fast-Booting Qt Devices, Part 2: Optimizing Qt Application
Posted in Automotive, Biz Circuit & Dev Loop, Boot time, Embedded

Welcome back to the fast-boot blog post series! Last week we covered the fast-boot demo that showed you a video of an i.MX6 board booting under 2 seconds. In this blog post we will cover how the Qt QML cluster application was optimized. The original demo shown in Qt World Summit 2015 was designed in PC

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Tuukka Turunen

Creating Certified Systems with Qt

Published Monday April 25th, 2016
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Posted in Biz Circuit, Embedded, RTOS

When there is a need to use Qt as part of a system requiring functional safety certification, it is typically best to analyze if the safety critical functionality can be separated. This approach allows the safety critical functionality to be implemented without the need to certify the complete software stack of the system. In my

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Risto Avila

Fast-Booting Qt Devices, Part 1: Automotive Instrument Cluster

Published Wednesday April 20th, 2016
4 Comments on Fast-Booting Qt Devices, Part 1: Automotive Instrument Cluster
Posted in Automotive, Biz Circuit & Dev Loop, Boot time, Embedded

When creating embedded devices, one crucial part of the user experience is also the boot-up time of the system. In many industries, such as Automotive, there are also hard requirements for the boot-up time. We get a lot of questions like “How quickly can devices built with Qt start?”,  “Can you boot up a system

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Pejman Kalkhoran, Boundary Devices [Qt Technology Partner]

Three Steps to a Successful Embedded Product

Published Thursday March 31st, 2016
3 Comments on Three Steps to a Successful Embedded Product
Posted in Biz Circuit, Embedded

Developing an embedded product requires three main steps: selection of the proper hardware platform, operating system selection/setup, and User Interface (UI) development.  All three of these steps are very closely tied together and have a significant impact on time-to-market, project costs, and the overall quality of the product.  It is critical to select the proper

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David Schulz

Qt for Device Creation on Windows Host

Published Wednesday March 16th, 2016
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Posted in Dev Loop, Embedded, Qt, Windows

One of the new and a quite remarkable items we’re introducing with Qt 5.6 is the possibility to use Windows host computer for embedded Linux development and deployment. The aim of the feature is to make embedded development workflow as seamless as possible regardless of the host OS. So now Windows users can use their

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Tuukka Turunen

Creating Digital Instrument Clusters with Qt

Published Thursday March 3rd, 2016
3 Comments on Creating Digital Instrument Clusters with Qt
Posted in Automotive, Biz Circuit & Dev Loop, Embedded, Embedded World

Qt is widely used in automotive infotainment systems with a number of OS and platform configurations. Some of the car manufacturers have already introduced Qt also in their digital instrument clusters. We believe there will many more in the coming years. Therefore, we have started focused research and development during last year to make cluster

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Rainer Keller

Qt Virtual Keyboard Updated with Handwriting Recognition

Published Wednesday March 2nd, 2016
3 Comments on Qt Virtual Keyboard Updated with Handwriting Recognition
Posted in Dev Loop, Embedded

We are proud to present the new release of Qt Virtual Keyboard with Hand Writing Recognition (HWR), performance improvements, Nuance T9 Write integration, and support for Traditional Chinese language! Qt Virtual Keyboard is now updated with new features and versioning scheme. As part of the recent licensing change announcement, the formerly commercial-only feature, the Qt

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Tuukka Turunen

Handwriting Recognition with Qt Virtual Keyboard 2.0

Published Monday October 5th, 2015
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Posted in Biz Circuit & Dev Loop, Embedded, Releases

The Qt Virtual Keyboard has been available for a bit over one year and nicely adopted in various devices built with Qt. With the upcoming version 2.0 it will allow gesture based text input as well as typing. In addition to handwriting recognition (HWR) functionality the upcoming Qt Virtual Keyboard 2.0 is bringing performance optimizations, support for Traditional Chinese language, and

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Laszlo Agocs

Using modern OpenGL ES features with QOpenGLFramebufferObject in Qt 5.6

Published Monday September 21st, 2015
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Posted in Embedded, Graphics, Mobile, OpenGL

QOpenGLFramebufferObject is a handy OpenGL helper class in Qt 5. It conveniently hides the differences between OpenGL and OpenGL ES, enables easy usage of packed depth-stencil attachments, multisample renderbuffers, and some more exotic formats like RGB10. As a follow up to our previous post about OpenGL ES 3 enhancements in Qt 5.6, we are now

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