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.
June 29, 2018 by Mark Filion | News & Events
By this time next week, Collaborans will have arrived in Almería, Spain, to attend and speak at the 2018 edition of GUADEC, the annual GNOME conference. Come say hello!
June 04, 2018 by Enric Balletbò i Serra | News & Events
Linus Torvalds has now released the official Linux 4.17, so it’s time for our traditional blog post summing up our contributions to the latest version of the Linux kernel, which include a number of patches to the DRM subsystem.
April 20, 2018 by Mark Filion | News & Events
This weekend, we're headed to Gothenburg, Sweden, to meet the Nordic FOSS community at foss-north, a free / open source conference covering both software and hardware from the technical perspective!
April 06, 2018 by Mark Filion | News & Events
Attending the NAB Show in Las Vegas? Make sure to stop by Collabora's booth, #N2908VR in the North Hall, and get a firsthand look at the latest in Open Source software integration!
April 03, 2018 by Jassie Badion | News & Events
Meet the newest members of our ever-growing engineering and administrative teams! Welcome Arnaud, Omar, Correntin, Lakshmipathi, Rebecca, Ezequiel, Ritesh, Ana and Zeeshan!
April 02, 2018 by Gustavo Padovan | News & Events
Linux Kernel 4.16 was released over the weekend, and with it came 33 patches contributed by 8 different Collabora developers, including the addition of usb3 and extcon support for Rockchip RK3399 devices, and display support for the Nokia N9.
March 22, 2018 by Olivier Crête | News & Events
After a particularly long cycle of over 10 months, GStreamer accumulated many improvements that are now available in the 1.14 release. Here's a look at some of the contributions from Collabora's engineers that we're particularly proud of.
March 22, 2018 by Mark Filion | News & Events
After a great time in Portland last week for ELC, Collaborans have arrived in Singapore for the 2018 edition of FOSSASIA Summit, the premier Open Technology event in Asia for developers, contributors, start-ups, and technology companies.
March 09, 2018 by Mark Filion | News & Events
It's that time of the year again! The snow has melted, spring is right around the corner and the annual Embedded Linux Conference begins next week in Portland! If you are planning on attending, come say hello or catch one of our three presentations!
February 26, 2018 by Mark Filion | News & Events
This week, we're in Nuremberg, Germany to take part in this year's edition of Embedded World, the leading international fair for embedded systems! Come say hello, booth 4-170!
January 29, 2018 by Gustavo Padovan | News & Events
Linux Kernel 4.15 was released yesterday, and it once again contained patches contributed by Collabora, including bigger patchsets like V4L2 Explicit Synchronization and UTF-8 case insensitive lookups for EXT4.
January 26, 2018 by Mark Filion | News & Events
Brussels, here we come! We're thrilled to be sponsoring this year's edition of FOSDEM, taking place in just over a week's time (February 3 & 4), at the Université Libre de Bruxelles. Come say hello, or catch one of a dozen talks given by Collaborans!
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