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.
May 04, 2021 by Ariel D'Alessandro | News & Events
With their latest contributions all around the kernel, notably to the Video4Linux APIs and hardware enablement, Collaborans continue to expand on their efforts to close the gap between hardware support on vendor trees and mainline.
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 25, 2021 by Boris Brezillon | News & Events
The Panfrost project started as a reverse engineering effort to understand Arm Mali Midgard and Bifrost GPU internals. With the driver getting more and more mature, the natural next step was to work on an Open Source Vulkan driver for those GPUs.
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 22, 2021 by Mark Filion | News & Events
Join us this week at the Spring edition of Linaro Virtual Connect, as we discuss bringing stateless video decoding support to Linux, and take a look at where we are, and what's to come, for open drivers for Arm GPUs.
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).
August 23, 2016 by Helen Fornazier | Blog
Nowadays, in Google Cloud Engine (GCE), it is possible to attach a local SSD with the NVMe interface to your virtual machine. Unfortunately, you only get a good number of iops (input/output operations per second) if you instantiate a machine with nvme-backports-debian-7-wheezy…
August 12, 2016 by Philip Withnall | Blog
I have recently been involved in reviewing some large feature patchsets for a project at work, and thought it might be interesting to discuss some of the principles we have been trying to stick to when going about these reviews.
August 05, 2016 by Timothy Arceri | Blog
For years the open source Linux OpenGL drivers have been playing catchup to the proprietary drivers and in the case of Intel hardware to the Windows driver. Recently, a major milestone was reached in bridging this gap with the enablement of OpenGL 4.4…
July 26, 2016 by Gustavo Padovan | Blog
Linux Kernel 4.7 was released this week with a total of 36 contributions from five Collabora engineers. It includes the first contributions from Helen as Collaboran and the first ever contributions on the kernel from Robert Foss. Here are some of the…
July 08, 2016 by Nicolas Dufresne | Blog
For a long time I believed that echo cancellers had no place inside GStreamer. The theory was that GStreamer was too high level and would never be able to provide accurate enough delay information for any canceller to work.
July 04, 2016 by Lubosz Sarnecki | Blog
The dawn of VR video players demand new features in terms of projection and hardware access. In his recent R&D work, a Collaboran implemented a way to view spherical videos with GStreamer on a Virtual Reality headset. In this article, he gives his thoughts…
June 27, 2016 by Frédéric Plourde | Blog
I’ve been fortunate enough lately to attend the largest virtual reality professional event/conference : SVVR. This virtual reality conference’s been held each year in the Silicon Valley for 3 years now. This year, it showcased more than 100 VR companies…
June 22, 2016 by Simon McVittie | Blog
I'm back from the GTK hackfest in Toronto, Canada and mostly recovered from jetlag, so it's time to write up my notes on what we discussed there.
June 20, 2016 by Guillaume Desmottes | Blog
At Collabora, our multimedia team is always looking to improve QA tools in GStreamer. This blog introduces a new QA tool: a GStreamer tracer to track leaked objects.
June 10, 2016 by Helen Fornazier | Blog
When the kernel crashes, it's good to know how to analyze the log and to discover exactly where the error occurred. This blog post shows a simple technique to retrieve the buggy line from the addresses shown in the log and also enabling specifics logs…
June 06, 2016 by Simon McVittie | Blog
Quite a lot has happened in xdg-app since last time I blogged about it. Most noticeably, it isn't called xdg-app any more, having been renamed to Flatpak. It is now available in Debian experimental under that name, and the xdg-app package that was briefly…
June 03, 2016 by Robert Foss | Blog
Progress in they VC4 graphics camp and the Wayland camp now enables us to run Weston on top of the drm backend for VC4 platforms. Previously software acceleration using pixman was needed, but this is no longer the case. Let's explore running hardware…
March 29, 2019 by Mark Filion | News & Events
Next week, Collaborans will be in Bangkok, Thailand, to participate in the 25th edition of Linaro Connect, a gathering of the world's leading open source engineers working on Arm. Tomeu Vizoso and Gustavo Padovan will be in attendance to present Panfrost.
March 18, 2019 by Jakob Bornecrantz | News & Events
Following the release of the OpenXR 0.90 Provisional Specification by The Khronos Group, Collabora is proud to announce Monado, an open source implementation of the newly released OpenXR spec.
March 13, 2019 by Mark Filion | News & Events
Tomorrow, March 14, Collabora will be in Düsseldorf, Germany, to take part and exhibit at the second edition of the Renesas European R-Car Consortium Forum!
March 06, 2019 by Gaël Portay | News & Events
The first major release of Linux for the year 2019 was made available earlier this week, and with it came a new version number: 5.0. Here's a look at contributions made by Collaborans!
March 04, 2019 by Mark Filion | News & Events
Collaborans are in Tokyo this week to take part in the AGL All Member Meeting. They'll be discussing the future of IVI Window Management, and also look at the latest upstream work around the PipeWire framework and how it can benefit the automotive industry.
February 20, 2019 by Mark Filion | News & Events
Collabora is headed to Nuremberg, Germany to take part in this year's edition of Embedded World, the leading international fair for embedded systems! Come say hello, booth 4-280!
January 23, 2019 by Mark Filion | News & Events
In just over a week's time, Collabora will be heading to Brussels to take part in the 2019 edition of FOSDEM! Come say hello, or catch one of the 8 talks (in 5 different devrooms) given by Collaborans!
January 07, 2019 by Fabien Lahoudere | News & Events
A few weeks ago, in the final days leading up to Christmas, Linus Torvalds released Linux Kernel 4.20. Collaborans were once again active during this development cycle, contributing 22 patches, 112 reviews & 55 sign-offs. Here's a look at their contributions.
December 20, 2018 by Mark Filion | News & Events
As one year ends and another begins, Collabora is proud to be once again an Includer sponsor for the latest round (#17) of Outreachy internships, which began earlier this month! More specifically, Collabora is sponsoring the Linux kernel projects for…
December 04, 2018 by Mark Filion | News & Events
This week, Collaborans will be taking part, and speaking, in this year's ESE Kongress, Germany's largest congress for professional embedded software engineering.
November 16, 2018 by Mark Filion | News & Events
After a great time in Vancouver, Collaborans are headed this weekend to southern France to attend and speak at the 2018 edition of Capitole du Libre, a weekend dedicated to free and Open Source software!
November 12, 2018 by Mark Filion | News & Events
Widely recognized as the premier event for developers working at all levels of the Linux kernel's plumbing layer and beyond, this year's edition of LPC is jam-packed with microconferences, a refereed track, a Kernel Summit track, multiple BoFs, and more.
Here are the online events we'll be attending in the coming weeks – join us!
27-28 October, Online
27-28 October, Online
9-10 November, Online
29 Nov - 03 Dec, Online