September 13, 2016 by Gustavo Padovan | Blog
When it comes to buffer sharing synchronization in the kernel there are two ways of doing it: Implicit Fencing and Explicit Fencing. The difference between them relies on the fact that the kernel may or may not share synchronization information with userspace,…
September 05, 2016 by Mark Filion | News and Events
Collabora will be exhibiting at IBC 2016, the premier annual event for professionals engaged in the creation, management and delivery of entertainment and news content worldwide.
September 02, 2016 by Robert Foss | Blog
Developing Linux for Android on Qemu allows you to do some things that are not necessarily possible using the stock emulator. For my purposes I need access to a GPU and be able to modify the driver, which is where Virgilrenderer and Qemu comes in handy.
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 30, 2016 by Mark Filion | News and Events
Collabora is proud to be sponsoring DebConf16, the annual Debian developers meeting, taking place in Cape Town, South Africa, from 2 July to 9 July 2016.
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.
April 05, 2022 by Mateo de Mayo | Blog
Monado now has initial support for 6DoF ("inside-out") tracking for devices with cameras and an IMU! Three free and open source SLAM/VIO solutions were integrated and adapted to work on XR: Kimera-VIO, ORB-SLAM3, and Basalt.
March 30, 2022 by Xavier Claessens | Blog
When developing an application or a library, it is very common to want to run it without installing it, or to install it into a custom prefix rather than on the system. Here's how Meson can help with that.
March 23, 2022 by Faith Ekstrand | Blog
An incredible amount has changed in Mesa and in the Vulkan ecosystems since we wrote the first Vulkan driver in Mesa for Intel hardware back in 2015. Not only has Vulkan grown, but Mesa has as well.
March 14, 2022 by Gabriel Krisman Bertazi | Blog
Every file system used in production has tools to try to recover from system crashes. To provide a better infrastructure for those tools, our kernel team developed FAN_FS_ERROR, a new fanotify event which monitors error notifications.
March 08, 2022 by George Kiagiadakis | Blog
The PipeWire project made major strides over the past few years, bringing shiny new features, and paving the way for new possibilities in the Linux multimedia scene. A look what was accomplished in 2021, and what lies ahead for 2022.
February 08, 2022 by André Almeida | Blog
Over the past 18 months, we have been on a roller-coaster ride developing futex2, a new set of system calls. As part of this effort, the futex_waitv() syscall has now landed in Linux 5.16. But what exactly is futex?
January 27, 2022 by Alyssa Rosenzweig | Blog
Until now, no Valhall devices (Mali-G57, Mali-G78) ran mainline Linux - whilst this made driver development obviously difficult, there’s no better time to write drivers than before the devices even get into the hands of end users.
January 25, 2022 by Pekka Paalanen | Blog
My work on Wayland and Weston color management and HDR support has been full of learning new concepts and terms. Many of them are crucial for understanding how color works, and what the values in a pixel actually mean.
December 22, 2021 by Alexandros Frantzis | Blog
It has been just over a year since we first announced our effort to implement a Wayland driver for Wine. Here's a recap of what has been done since then to improve both the functionality and stability of the driver.
November 26, 2021 by Antonio Caggiano | Blog
A step-by-step guide on how to enable 3D acceleration of Vulkan applications in QEMU through the new Venus experimental Vulkan driver for VirtIO-GPU with a local development environment.
October 26, 2021 by Xavier Claessens | Blog
Maintaining a non-trivial set of GStreamer patches can be tricky. Thanks to the recent move to a single, unified git repo, you can now easily run a GStreamer continuous integration pipeline on your own GitLab instance. Here's how.
October 08, 2021 by Nícolas F. R. A. Prado | Blog
Earlier this year, I joined Collabora as an intern to work on improving testing in libcamera and automating it through KernelCI. Having recently completed the internship, here's a look back at this experience and what was accomplished.
March 10, 2021 by Erik Faye-Lund | News & Events
One year ago, we announced a new partnership with Microsoft to build OpenGL mapping layers to DirectX 12. Today, we're excited to share that the we have passed the OpenGL 3.3 conformance tests, and have now upstreamed the D3D12 driver in Mesa 3D!
February 19, 2021 by Alexandros Frantzis | News & Events
Two months ago we announced a first proposal for a Wayland driver for Wine, the compatibility layer for Windows applications. Here's an update on this effort, which contains more details and instructions for building and running the Wayland driver.
February 17, 2021 by Ezequiel Garcia | News & Events
The first kernel release of 2021 brings a number of highlights contributed by Collaborans, including the new Syscall User Dispatch mechanism, and the destaging of both the H.264 stateless decoding interface and the Rockchip ISP driver.
February 15, 2021 by Jakob Bornecrantz | News & Events
Monado, the OpenXR runtime for Linux, is now officially conformant! In recognition of this milestone, a first major release version of the OpenXR runtime for Linux is now available, bringing with it a SteamVR driver!
January 19, 2021 by Mark Filion | News & Events
Join us as our 2021 conference schedule gets underway this weekend with the virtual editions of linux.conf.au and MiniDebConf India! Collaborans will be giving talks on recent projects including futex2, and Open Source AI video analytics with Panfrost.
December 15, 2020 by Alexandros Frantzis | News & Events
After several months of work, we are excited to announce a first proposal for a Wayland driver for Wine. The proposal is in the form of an RFC, in order to explore how to best move forward with the upstreaming and further development of the driver.
December 14, 2020 by Ricardo Cañuelo Navarro | News & Events
Even amidst the chaos and uncertainty that 2020 brought, Linux Kernel development keeps moving forward at a constant and relentless pace. Collabora remains active, developing, maintaining, documenting and testing many parts of 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.
Here are the events we'll be attending in the coming weeks – come say hello!
December 10-15, Vancouver, Canada
February 1-2, Brussels, Belgium