May 14, 2019 by Adrian Ratiu | Blog
Up until now, talking in-depth about userspace tracing was deliberately avoided because it merits special treatment, hence this part devoted to it. We'll now look at the why of it, and we'll examine eBPF user tracing in two categories: static and dynamic.
May 09, 2019 by André Almeida | News & Events
Earlier this week, Linux Kernel 5.1 was released, and with it came over 13,000 commits from developers all around the world, including Collaborans. This time around, no less than 12 different developers contributed commits (64), sign-offs (111) & more.
May 08, 2019 by Santosh Mahto | Blog
After a successful team effort, the patch enabling the Chromium Embedded Framework (CEF) Ozone builds to run with different platform backends, such as Wayland, has finally landed upstream.
May 06, 2019 by Aaron Boxer | News & Events
After a year-long development cycle, the much anticipated release was made available recently. With it came a number of exciting new features we're especially proud of, including per-element latency tracer and support for planar or non-interleaved audio.
May 06, 2019 by Adrian Ratiu | Blog
Now that we've studied the mainstream way of developing and using eBPF programs on top of the low-level VM mechanisms, we'll look at projects taking different approaches, attempting solutions to some of the unique problems faced by embedded Linux.
May 02, 2019 by Robert Foss | Blog
A previous post introduced the SPURV Android compatibility layer for Wayland based Linux environment. In this post, we're going to dig into how you can run an Android application on the very common i.MX6 based Nitrogen6_MAX board.
April 26, 2019 by Adrian Ratiu | Blog
In part 1 and 2 of this series, we took a condensed in-depth look at the eBPF VM. In part 3, we define the high-level components of an eBPF program, including the backend, loader, frontend and data structures.
April 25, 2019 by Guillaume Desmottes | Blog
GStreamer's logging system is an incredibly powerful ally when debugging but it can sometimes be a bit daunting to dig through the massive amount of generated logs. I often find myself writing small scripts processing gst logs when debugging.
April 24, 2019 by Marius Vlad | Blog
The recent release of version 6 of the Weston compositor has brought with it the weston-debug protocol, a new feature that allows developers and users alike to display on-the-fly various debugging (logging) information generated by the compositor.
April 18, 2019 by Ezequiel Garcia | Blog
A well-known Linux kernel developer once said, a poor craftsman famously complains about his tools, but a good craftsman knows how to choose excellent tools. Here's a python-based tool that integrates git and patchwork, and can greatly improve your toolbox.
April 15, 2019 by Adrian Ratiu | Blog
The second part of this series takes a more in-depth look at the eBPF VM and program studied in the first part. Having this low level knowledge is not mandatory but can be a very useful foundation for the rest of the series.
April 09, 2019 by Nicolas Dufresne | News & Events
Collabora contributes elements implementing the RIST Simple Profile to GStreamer. This specification adds retransmissions to RTP streams in a way that it compatible with existing broadcast encoders and decoders.
October 10, 2018 by Martyn Welch | Blog
Like all software, Open Source software isn't without it's bugs and issues. However, thanks to the nature of Open Source, resolving or mitigating the issue you encountered can be quite the satisfying adventure when it comes to scratching the itch.
October 02, 2018 by Lucas Kanashiro | Blog
Last month, the first "MicroDebConf" took place at the Gama campus of the University of Brasilia. Here's a look at how this one day event came to be, and what was accomplished during that day.
September 18, 2018 by Ezequiel Garcia | Blog
When working on the Linux Kernel, testing via QEMU is pretty common. Here's a look at virtme, a QEMU wrapper that uses the host instead of a virtual disk, making working with QEMU extremely easy.
August 30, 2018 by Maxime Buquet | Blog
Earlier this month, Collabora sponsored & hosted the XMMP Sprint, the first developer event in the XMPP community in a long time. Here's a look at what was accomplished over the weekend, and what's next for this open standard.
August 29, 2018 by Guillaume Tucker | Blog
In addition to Collabora's work to add support in mainline Linux kernel for several Chromebooks, these platforms are now being continuously tested as part of kernelci.org. Here's how to set them up for kernel development & automated testing with LAVA.
August 27, 2018 by Robert Foss | Blog
Working with a git based project that has a defacto upstream repository means that you perioducally want to fetch the canonical master branch. This can be simplified with a .gitconfig alias.
August 21, 2018 by Emil Velikov | Blog
A look at the work and motivation behind implementing the Khronos EGLDevice extensions in Mesa. These extensions allow users of open source graphics drivers to cleanly describe & select which device to use in heterogeneous systems.
August 03, 2018 by Corentin Noël | Blog
GNOME Builder is an Integrated Development Environment designed for the GNOME ecosystem. It most notably features a deep integration to the Git version control system, allow to debug applications quickly and allow in-line documentation viewing.
August 01, 2018 by Robert Foss | Blog
Presenting a new, hardware-backed, software graphics driver, built upon the Mesa gallium driver framework, which uses kernel kms drm nodes for memory allocation.
July 04, 2018 by Arnaud Rebillout | Blog
Last week, a new version of docker.io, the Docker package provided by Debian, was uploaded to Debian Unstable. Quickly afterwards, the package moved to Debian Testing, the first time in two years that docker.io has migrated to "testing".
June 27, 2018 by Ana Guerrero López | Blog
In Debian and derivative systems, there are many ways to build images. The simplest tool of choice is often debootstrap. It works by downloading the .deb files from a mirror and unpacking them into a directory which can eventually be chrooted into.
June 25, 2018 by Olivier Crête | Blog
Launched by Haivision in 2017, and freely available on GitHub via the Mozilla Public License 2.0, SRT is an innovative UDP-based protocol enabling high-quality, low-latency video streaming across unpredictable networks.
Here are the events we'll be attending in the coming weeks – come say hello!
December 10-15, Vancouver, Canada
February 1-2, Brussels, Belgium