Tutorials

Updated: 1 week 5 days ago
A quick tutorial on how to extract private key and certificate from a PFX or PKCS #12 archive file into a format that, for example, Apache can use.
Updated: 2 weeks 5 days ago
How to build Android ARM native OpenCV 4 that works together with the Qt 5 C++ framework on the Android platform.
Updated: 2 weeks 5 days ago
How to install OpenSSL 1.1.1 on older Linux distributions that does not provide it when working with Qt 5.12.4 or later.
Updated: 6 months 1 day ago
Guide on how to build a 64-bit ARM aarch64 kernel for the Raspberry Pi 3, 3+ and 4 boards, on device, using native cross-compilation tools binutils and gcc.
Updated: 6 months 4 days ago
How to build up-to-date Qt 5.12 LTS release with proper hardware acceleration support for Raspberry Pi on Raspberry Pi OS (aka Raspbian) Debian Buster.
Updated: 8 months 3 weeks ago
Various tricks and tips for users of Raspberry Pis, mainly with Raspbian distribution. These tips and tricks grows over time.
Updated: 11 months 3 weeks ago
Build OpenSSL for Qt Android on Linux with uptodate Android NDK using clang compiler. Both 1.1.1 for Qt 5.12.4 and later and 1.0.2 for older Qt versions are covered.
Updated: 1 year 1 month ago
https://developer.nvidia.com/video-encode-decode-gpu-support-matrixBuild FFmpeg packages with hardware accelerated NVIDIA encoding & decoding support. Tested on Linux Mint.
Updated: 1 year 1 month ago
Guide on how to convert common consumer video formats, like mp4 and mkv (h264, h265) to DNxHD or DNxHR, so that it is suitable for editing in for example DaVinci Resolve.
Updated: 1 year 6 months ago
Tutorial on how to build native QtCreator 4.9 to run on a Raspberry Pi, against Qt 5.10 or later.