May 23, 2019 by Ezequiel Garcia | Blog
With virtme, you can run a custom built kernel on top of our running root filesystem. In this post, we explore another example of virtme in action, and see how to test Video4Linux2 drivers on bleeding edge GStreamer builds.
May 16, 2019 by Andrzej Pietrasiewicz | Blog
Introducing cmtp-responder - a permissively licensed Media Transfer Protocol (MTP) responder implementation which allows embedded devices to provide MTP services and supports a core set of MTP operations.
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.
June 14, 2021 by Erik Faye-Lund | Blog
There's a lot that has happened in the world of Zink since my last update, so let's see if I can bring you up to date on the most important stuff, including upstream development, support for OpenGL 4.6 & GLES 3.1, and more.
June 11, 2021 by Alyssa Rosenzweig | Blog
Panfrost, the open source driver for Arm Mali, now supports OpenGL ES 3.1 on both Midgard (Mali T760 and newer) and Bifrost (Mali G31, G52, G72) GPUs, adding a number of features, notably including compute shaders.
May 17, 2021 by Gert Wollny | Blog
Collabora has been investing into Perfetto to enable driver authors & users to get deep insights into driver internals and GPU performance. Here's how we applied this work to study workloads on the virtualized VirGL implementation.
May 11, 2021 by Emil Velikov | Blog
The Hantro Video4Linux2 (V4L2) kernel module has gained support for another SoC! The Microchip SAMA5D4 features a single decode unit supporting MPEG2, VP8 and H.264 streams, alongside the built-in post-processing unit.
May 05, 2021 by Frederic Danis | Blog
DKMS is a framework that is mostly used to build and install external kernel modules. It can also be used to install a specific patch to the modules of the current kernel, such as applying a specific fix to the Bluetooth USB subsystem.
April 29, 2021 by Xavier Claessens | Blog
Building GTK 4 as a Meson subproject for your own application is not only useful for Windows builds, but also for many Linux distributions that do not yet package a recent enough version of GTK 4 and/or its dependencies.
April 22, 2021 by Antonio Caggiano | Blog
Recently, we have been using Perfetto to successfully profile Apitrace traces in crosvm through VirGL renderer. We have now added perfetto instrumentation to VirGL renderer, Mesa, and Apitrace to see what happens precisely in a frame.
April 20, 2021 by Marcus Edel | Blog
As part of a project backed by INVEST-AI, a program managed by IVADO Labs, we have developed a multi-stage neural network-based solution that accurately locates and tracks the hands despite complex background noise and occlusion between hands.
April 13, 2021 by Andrzej Pietrasiewicz | Blog
Did you know you could run a permissively-licensed MTP implementation with minimal dependencies on an embedded device? Here's a step-by-step guide on how to easily run cmtp-responder on a Rock Pi 4 or any other board equipped with a UDC.
March 24, 2021 by Guillaume Desmottes | Blog
Earlier this year, the Rust compiler gained support for LLVM source-base code coverage. In this post we'll explain how to setup a CI job in a Rust project to feed source-base coverage information to GitLab.
March 18, 2021 by Xavier Claessens | Blog
Over the past few months, I've been working on a side project to improve Meson sub-project support. The best stress test is to build projects on Windows, without msys2, because it has no dependencies or tools installed (e.g. pkg-config).
March 04, 2021 by Alexandra Pereira | Blog
The most complete automated testing and continuous integration tool for the Linux kernel continues to evolve at a rapid pace. Here's a look at the latest improvements to the KernelCI dashboard, the main web interface used by the project.
April 29, 2022 by Frederic Danis | News & Events
Over the last two years, Bluetooth® audio support has steadily grown in PipeWire and has become a featureful, stable, conformant, open source Bluetooth® audio stack implementation. Here's a look at where things stand.
April 27, 2022 by Jakub Piotr Cłapa | News & Events
Looking to use hardware-backed and virtual SocketCAN interfaces inside your Kubernetes Pods? A new device plugin now allows processes inside a pod to communicate with each other using the full Linux SocketCAN API.
April 06, 2022 by Frédéric Plourde | News & Events
Monado has been accepted for the first time as a mentoring organization for the 2022 Google Summer of Code (GSoC)! Collabora will be providing three mentors to support contributors who want to work on Monado-related projects.
March 31, 2022 by Sebastian Fricke | News & Events
While eastern Europe has experienced ghastly events that have shaken the world, the latest Linux kernel release could aptly be named "Solid & Steady." Here's a look at some of the contributions made by Collabora's kernel team.
March 24, 2022 by Kara Bembridge | News & Events
Join us next week for Open Source 101, a one-day conference where we'll dive into the latest around FOSS virtual & augmented reality, and look at the implications of enabling automated testing upstream.
March 01, 2022 by Simon McVittie | News & Events
Congratulations to Valve on the release of the Steam Deck, their new handheld gaming PC! With it comes a new release of SteamOS, complete with a brand new A/B design for seamless system updates.
February 28, 2022 by Kara Bembrirdge | News & Events
As the globe still navigates the twists and turns of the times, Collabora can confidently say we've been steadily on the rise. We've added brand new members to our crew who are more than equipped to keep pace.
February 18, 2022 by Olivier Crête | News & Events
At the forefront of contributors for this latest release, our team's work focused on two areas in which we believe GStreamer shines the brightest: embedded systems, and network streaming, in particular WebRTC.
February 01, 2022 by Kara Bembridge | News & Events
Kicking off in a matter of days, this jam-packed weekend will host over 50 devrooms and nearly 700 talks including an in-depth look at Mobian: an open-source project aimed at bringing Debian GNU/Linux to mobile devices.
January 20, 2022 by André Almeida | News & Events
With kernel 5.16, the community has once again produced a release full of great features, including two projects that had been in development for some time by our kernel team: the new futex syscall and the new fanotify event.
January 11, 2022 by Mark Filion | News & Events
The new year has only just begun, and already our first conference of 2022 is on the horizon. Join us at linux.conf.au, as we discuss bringing WebM Alpha support to GStreamer, and provide a status update on the futex2 syscall.
December 22, 2021 by Gustavo Padovan | News & Events
With over 350 patches authored and nearly 200 reviewed and tested in multiple subsystems, 2021 was a great year for Linux kernel development at Collabora. Here is a look at some of our achievements during the year.
Here are the events we'll be attending in the coming weeks – come say hello!
October 1-7, Barcelona, Spain
October 4-6, Minneapolis, MN, USA
October 11-13, London, UK
August 8-11, Phoenix, AZ, USA