September 25, 2020 by Mylène Josserand | Blog
In this second part of this blog post series on Linux kernel initcalls, we'll go deeper into implementation, with a look at the colorful __device_initcall() macro, the rootfs initcall, and how modules can be executed.
September 21, 2020 by Marcus Edel | Blog
Introducing an accurate and light-weight deep network for video super-resolution upscaling, running on a completely open source software stack using Panfrost, the free and open-source graphics driver for Mali GPUs.
September 15, 2020 by Mark Filion | News & Events
The lineup of great virtual conferences continues this week with the 2020 edition of X.Org Developer's Conference (XDC), the leading event for developers working on all things Open graphics, including the Linux kernel, Mesa, DRM, Wayland and X11.
September 11, 2020 by Raghavendra Rao | Blog
PipeWire continues to evolve with the recent integration of libcamera, a library to support complex cameras. In this blog post, I'll explain why libcamera exists, what it does, and how we integrated it in PipeWire.
August 31, 2020 by Emil Velikov | Blog
A high-level introduction of the Linux graphics stack, how it is used within ChromeOS, and the work done to improve software rendering (while simultaneously improving GPU rendering by reducing the boilerplate needed in applications).
August 27, 2020 by Gabriel Krisman Bertazi | Blog
Last year, a (controversial) feature was added to the Linux kernel to support optimized case-insensitive file name lookups in the Ext4 filesystem. Here's a look at why this was merged, what improvements have been made since, and how to put it to work.
August 24, 2020 by Mark Filion | News & Events
August ends on a high note with two virtual events this week: DebConf20, Debian's annual conference, and Linux Plumbers Conference, the premier event for developers working at all levels of the Linux kernel's plumbing layer and beyond.
August 21, 2020 by Antonio Caggiano | Blog
We have now integrated Mali GPU hardware counters supported by Panfrost with Perfetto's tracing SDK, unlocking all-in-one graphics-aware profiling on Panfrost systems!
August 20, 2020 by Antonio Ospite | Blog
Key performance improvements and fixes to GStreamer's RTP stack have landed in GStreamer 1.18, due in the coming months. The latest enhancements provide an important boost in throughput, opening the gate to high bitrate video streaming.
August 13, 2020 by Marcus Edel | Blog
Following our recent presentation at OSSummit, many showed interest in learning more about solving real-world problems with computer vision. Here is a new blog series, on computer vision, object detection, and building a system on the edge.
August 07, 2020 by Leandro Ribeiro | Blog
Recent work in Weston, the industry-standard Wayland compositor, has enabled DRM/KMS backends to be tested in the absence of real hardware, enabling more battle testing of corner-case and error conditions within automated testing frameworks.
August 05, 2020 by Dafna Hirschfeld | News & Events
The ability for a relatively small software consultancy to contribute at this level demonstrates a fantastic improvement in vendors' mindset when it comes to working Open First and providing mainline support out-of-box as early as possible.
September 30, 2021 by Adrian Ratiu | Blog
With the LLVM toolchain seeing increasing development and adoption alongside the older, more established GNU toolchain, projects needing to support both, in particular the GNU C library (glibc), are facing challenges and questions.
September 10, 2021 by Lubosz Sarnecki | Blog
This summer, Christoph Haag and I had the pleasure of taking part in Google Summer of Code as mentors for xrdesktop, the Open Source project bringing the Linux desktop to VR on Valve's SteamVR & Monado. Here's what was accomplished.
June 23, 2021 by Daniel Almeida | Blog
Earlier this year, from January to April 2021, I worked on adding support for stateless decoders for GStreamer as part of a multimedia internship at Collabora. Here's a recap of this completed work.
June 17, 2021 by Marcus Edel | Blog
In our previous post, we presented a project backed by INVEST-AI which introduces a multi-stage neural network-based solution. Now let's dive into the machine learning details of our innovative, open source hand-tracking pipeline.
June 15, 2021 by Nícolas F. R. A. Prado | Blog
Initiated as a joint effort by the Google Chrome OS team and Collabora, the recent KernelCI hackfest brought the addition of new tests including the ability to detect regressions on the Linux kernel that can directly affect cameras.
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.
September 19, 2019 by Boris Brezillon | News & Events
Linux 5.3 was released over the weekend, which means it's time for our usual "where does Collabora stand in this picture?" tour. As has been the case for several years now, Collabora continues being an active contributor to the Linux kernel.
September 12, 2019 by Mark Filion | News & Events
Showcasing two brand new Open Source software demonstrations featuring the Xilinx high-performance Zynq UltraScale+ MPSoC, and the Magic Leap One augmented reality headset.
September 06, 2019 by Joey Ferwerda | News & Events
With the recent release of the OpenXR 1.0 specification, the presence of numerous Open Source platforms for Virtual Reality and Augmented Reality, and a growing community of developers, the need for a collaborative Open Source XR Conference became clear.
August 20, 2019 by Mark Filion | News & Events
Starting tomorrow, Collabora will be exhibiting & speaking at Embedded Linux Conference North America (ELCNA), the premier vendor-neutral technical conference for companies and developers using embedded Linux.
August 02, 2019 by Mark Filion | News & Events
This weekend, Collaborans are in São Paulo, Brazil, to take part in the third edition of Linux Developer Conference Brazil, a conference which aims to take the Brazilian Linux development community to the international level.
July 30, 2019 by Lubosz Sarnecki | News & Events
Today, we are very excited to announce xrdesktop, a new open source project sponsored by Valve, enabling interaction with traditional Linux desktop environments, such as GNOME and KDE, in VR.
July 25, 2019 by Andrej Shadura | News & Events
With DebConf19, the annual conference for Debian contributors and users, in full swing this week in Curitiba, Brazil, what better time to look at the contributions made by Collaborans to the latest Debian release!
July 17, 2019 by Gabriel Krisman Bertazi | News & Events
With 11 engineers authoring, reviewing and testing nearly 170 patches for this latest release, Collabora ranked 8th in the list of most active employers by lines changed, sharing ranks with some of the prominent employers in Linux kernel development.
June 21, 2019 by Jassie Badion | News & Events
For many, June 21, day of the Solstice, is a day of celebrations. At Collabora, we're also celebrating, as we take a moment to welcome all the newest members of our engineering and administration teams who've joined over the last year!
May 30, 2019 by Mark Filion | News & Events
A few days ago, coding began for this year's Google Summer of Code (GSoC) projects. Along with four GStreamer and Wayland related projects, this year's edition also includes two Debian projects for which Collaborans will be mentors.
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 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.
Here are the events we'll be attending in the coming weeks – come say hello!
November 12-15, Munich, Germany
November 19-21, Napa, USA
December 10-15, Vancouver, Canada
February 1-2, Brussels, Belgium