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).
May 27, 2020 by Adrian Ratiu | Blog
Device drivers can support more revisions and SoC platforms by abstracting away specific hardware interface layouts. Let's examine a specific instance of this process, namely the effort to make the MIPI DSI host controller driver more generic.
May 15, 2020 by Stéphane Cerveau | Blog
gst-build is one of the main build systems used by the community to develop the GStreamer platform. In my last blog post, I presented gst-build and explained how to get started with it. Now, let's get straight to the point regarding cross-compilation.
May 12, 2020 by Andre Almeida | Blog
In part 2 of this series on syzkaller, we looked at how to install the tool and use it to improve our code base. Now, how does syzkaller report a bug it finds in the execution path of a system call? Let's add a new syscall description and see how it goes.
May 07, 2020 by George Kiagiadakis | Blog
An in-depth look at WirePlumber, the modular and extensible session manager for PipeWire that brings advanced device management, policy control and security enforcement capabilities.
April 28, 2020 by Guillaume Desmottes | Blog
With Rust gaining traction among the GStreamer community as an alternative to C to write applications and plugins, we began wondering, could the size of such Rust plugins be a problem for embedded systems?
April 23, 2020 by Alyssa Rosenzweig | Blog
The Panfrost project building a free, Open Source graphics driver for modern Mali GPUs has reached a new milestone: the first 3D render, including basic texture support, on a Bifrost chip (Mali G31)!
April 20, 2020 by Mark Filion | Blog
Google Open Source has announced their 2020 first quarter Google Open Source Peer Bonus winners, and Alyssa Rosenzweig, Software Engineer at Collabora, is among the recipients!
April 17, 2020 by Andre Almeida | Blog
In my previous blog post, we discussed the importance of testing, what is fuzzing, and how the syzkaller fuzzes the kernel in order to find bugs. Now, let’s install the tool and starting using it to improve our code base.
April 14, 2020 by Mark Filion | Blog
Open Source software development thrives on remote collaboration, and continues to do so in 2020, with multiple projects announcing releases in the first quarter.
April 10, 2020 by Pekka Paalanen | Blog
When you work on a piece of software, you usually want to be able to build and test it manually on your local system, but without compromising your system or destabilizing the distribution provided software.
April 08, 2020 by Andrzej Pietrasiewicz | Blog
Rockchip SoCs, notably the RK3399, are popular in devices such as Chromebooks and single-board computers. Indeed, they bring some interesting features, one of them being the Arm Frame Buffer Compression (AFBC).
March 26, 2020 by Andre Almeida | Blog
With the code base of the Linux kernel constantly changing and deployed in devices around the world, performing proper testing is crucial. Here's a look at syzkaller, a valuable tool widely adopted by the kernel community to detect bugs in the kernel.
November 12, 2020 by Mark Filion | News & Events
Starting today, and running until Saturday, join us at Linux App Summit for a look at Linux graphics, PipeWire, our work with Valve, and a virtual office hour with our Engineering Manager!
November 02, 2020 by Jakob Bornecrantz | News & Events
Monado 0.4 OpenXR runtime introduces initial support for Android and passes all of the OpenXR conformance tests with both OpenGL and Vulkan on desktop with a simulated device.
October 22, 2020 by Mark Filion | News & Events
The 4-day event is dedicated to everything open source and will showcase a program of 250+ talks. Collaborans will once again be actively participating in the week's activities, with no less than eight presentations, a BoF on KernelCI, and two panel discussions!
October 22, 2020 by Mylène Josserand | News & Events
Collaborans continue to be very active in the Linux kernel, authoring over 150 commits in this release. Here's a look at the improvements, and new features, contributed by our team, notably in hardware support, multimedia, graphics and testing.
October 06, 2020 by Stéphane Cerveau | News & Events
A move to GitLab. A switch to the powerful Meson build system. A fast and reliable CI system implemented. The GStreamer community has been busy, bringing a bevy of enhancements to 1.18. Here's a look at the key contributions by Collaborans.
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.
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 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.
July 17, 2020 by Christoph Haag | News & Events
HTC Vive (Pro) and Valve Index hardware users can now experiment with positional tracking in Monado, thanks to the implementation of a libsurvive driver using the libsurvive library developed by Charles Lohr, David Berger and many contributors.
July 16, 2020 by George Kiagiadakis | News & Events
It is with great pleasure that we announce the availability of WirePlumber (the PipeWire session manager) version 0.3.0. This release brings support for desktop use cases and is a working drop-in replacement for PipeWire's example session manager.
July 09, 2020 by Erica Ryoo | News & Events
Despite the many obstacles brought on by the pandemic, Collabora continues to build and strengthen its engineering and administration teams for the road ahead. Join us in welcoming Angelica, Raghavendra, Doug, Italo and Theodotos!
June 30, 2020 by Lubosz Sarnecki | News & Events
The recent improvements in Monado like out of process compositing and multi-layer rendering released with v0.2 prepared the requirements to implement OpenXR's XR_EXTX_overlay extension.
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