News & Blog Archive

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News & Blog Archive

Archives

A list of archived Blog and News and Events posts from your selected month are shown below:

Mesa CI and the power of pre-merge testing

October 08, 2024 by Deborah Brouwer  |   Blog

Having multiple developers work on pre-merge testing distributes the process and ensures that every contribution is rigorously tested before merging.

Mesa CI and the power of pre-merge testing

X.Org Developer's Conference 2024

October 07, 2024 by Kara Bembridge  |   News & Events

XDC kicks off October 9 and we have 7 talks to share with the community! Join us as we share the latest news on open source graphics.

X.Org Developer's Conference 2024

Upping the AI game at the GStreamer Conference 2024

October 03, 2024 by Kara Bembridge  |   News & Events

For the first time in over a decade, the GStreamer Conference will be taking place in North America, and we're prepped and ready with no less than 10 talks to share! Catch the latest developments and AI advancements for this multimedia framework.

Upping the AI game at the GStreamer Conference 2024

Kernel 6.11: Power moves and hardware grooves

September 19, 2024 by Shreeya Patel  |   News & Events

The latest 6.11 kernel release is here! This release improves performance, security, and hardware compatibility, increasing the kernel's flexibility and efficiency for various computing environments.

Kernel 6.11: Power moves and hardware grooves

PanVK support for Arm V10 GPUs

September 18, 2024 by Erik Faye-Lund  |   News & Events

It is now possible to start kicking the tires on Vulkan with an open source driver on Arm Mali-G610 and Mali-G310 GPUs. The Panfrost project continues to grow!

PanVK support for Arm V10 GPUs

Waltzing into a packed Open Source week

September 16, 2024 by Kara Bembridge  |   News & Events

Collabora will be in Vienna for the Media Summit, Open Source Summit Europe, and Linux Plumbers! Catch one of our many talks.

Waltzing into a packed Open Source week

First on the SIDO scene

September 13, 2024 by Kara Bembridge  |   News & Events

As guests at the STMicroelectronics booth, Collabora will be demonstrating how the STM32MP2 chip is perfectly suited for enabling edge AI solutions in industrial environments.

First on the SIDO scene

Connecting the remote dots at IBC 2024

August 29, 2024 by Kara Bembridge  |   News & Events

Collabora is headed to Amsterdam for IBC! Drop by to see our work on the DAB protocol, our integration of LCEVC, and our latest XR project, ElectricMaple.

Connecting the remote dots at IBC 2024

A shifty tale about unit testing with Maxwell, NVK's backend compiler

August 15, 2024 by Faith Ekstrand  |   Blog

After rigorous debugging, a new unit testing framework was added to the backend compiler for NVK. This is a walkthrough of the steps taken to achieve this.

A shifty tale about unit testing with Maxwell, NVK's backend compiler

A journey towards reliable testing in the Linux Kernel

August 01, 2024 by Laura Nao  |   Blog

We're reflecting on the steps taken as we continually seek to improve Linux kernel integration. This will include more detail about the tests used to enhance the quality of testing processes and coverage.

A journey towards reliable testing in the Linux Kernel

Testing in the Cloud: Enabling Fedora's openQA for flexible cloud deployment

July 24, 2024 by Deborah Brouwer  |   News & Events

OpenQA is a tool for functional, end-to-end testing of operating system distributions. Earlier this year, Collabora undertook a project, sponsored by Meta, to reproduce Fedora’s openQA deployment in the AWS cloud.

Testing in the Cloud: Enabling Fedora's openQA for flexible cloud deployment

Kernel 6.10: Keep the updates coming

July 18, 2024 by Sebastian Reichel  |   News & Events

The latest kernel 6.10 release brings multiple core changes and updates to BH workqueues. Let's examine the developments implemented by Collabora's engineers.

Kernel 6.10: Keep the updates coming

Taming the Panthor: OpenGL ES 3.1 conformance achieved on Mali-G610

July 15, 2024 by Eric Smith  |   News & Events

The Panthor kernel driver and Mesa Panfrost driver combination has achieved official conformance for OpenGL ES 3.1 on the Mali-G610 chip, ensuring reliable performance for users on Mesa version 24.1.1.

Taming the Panthor: OpenGL ES 3.1 conformance achieved on Mali-G610

Building a Board Farm for Embedded World

June 27, 2024 by Christopher Obbard  |   Blog

With each board running a mainline-first Linux software stack and tested in a CI loop with the LAVA test framework, the Farm showcased Collabora's recent hardware enablement and Continuous integration (CI) efforts.

Building a Board Farm for Embedded World

Smart audio filters with WirePlumber 0.5

June 26, 2024 by Julian Bouzas  |   Blog

WirePlumber 0.5 arrived recently with many new and essential features including the Smart Filter Policy, enabling audio filters to automatically insert themselves in between client streams and devices.

Smart audio filters with WirePlumber 0.5

ElectricMaple: Open Source remote-rendering debuts at AWE 2024

June 19, 2024 by Mark Filion  |   News & Events

Making its debut this week at Augmented World Expo (AWE) in Long Beach, ElectricMaple is an innovative, open source project by Collabora and PlutoVR designed to enhance standalone XR experiences through remote-rendering.

ElectricMaple: Open Source remote-rendering debuts at AWE 2024

The latest on cmtp-responder, a permissively-licensed MTP responder implementation

June 12, 2024 by Andrzej Pietrasiewicz  |   Blog

Part 3 of the cmtp-responder series with a focus on USB gadgets explores several new elements including a unified build environment with Docker and an example strategy for building and deploying to a target.

The latest on cmtp-responder, a permissively-licensed MTP responder implementation

A roadmap for VirtIO Video on ChromeOS: part 3

June 06, 2024 by Daniel Almeida  |   Blog

The final installment of a series explaining how Collabora is helping shape the video virtualization story for Chromebooks with a focus on the future plans for cros-libva and cros-codecs.

A roadmap for VirtIO Video on ChromeOS: part 3

Hacking on the PipeWire GStreamer elements

June 05, 2024 by George Kiagiadakis  |   Blog

Last week I attended the GStreamer spring hackfest in Thessaloniki to work on the PipeWire GStreamer elements and connect with the community.

Hacking on the PipeWire GStreamer elements

Making a spatial impact at AWE 2024

May 30, 2024 by Kara Bembridge  |   News & Events

Join us at Augmented World Expo for a first-hand look at our recent XR work including ElectricMaple remote rendering, and xrdesktop showcasing a fully open-source 3-window desktop configuration with gaze-driven window selection.

Making a spatial impact at AWE 2024

Transforming speech technology with WhisperLive

May 28, 2024 by Kara Bembridge  |   Blog

The world of AI has made leaps and bounds from what It once was, but there are still some adjustments required for the optimal outcome. With the help of WhisperLive, VoxAI was able to improve its response time and oratory abilities.

Transforming speech technology with WhisperLive

Mesa 24.1 brings new hardware support for Arm and NVIDIA GPUs

May 22, 2024 by Faith Ekstrand  |   News & Events

Mesa 24.1 is out, and the graphics team at Collabora has been working hard to bring a slew of new features and bug fixes to Panfrost, Zink, NVK, and Mesa in general. Here's a look at their contributions for this release cycle.

Mesa 24.1 brings new hardware support for Arm and NVIDIA GPUs

Implementing DRM format modifiers in NVK

May 16, 2024 by Faith Ekstrand  |   News & Events

This week we merged support for the VK_EXT_image_drm_format_modifier extension in NVK, the new open-source Vulkan driver for NVIDIA hardware. We've also back-ported the code to the Mesa 24.1 staging branch, part of the upcoming Mesa 24.1 release.

Implementing DRM format modifiers in NVK

Kernel 6.9: Enable, test, repeat

May 14, 2024 by Nícolas Prado  |   News & Events

Collabora's engineers continue to be involved in the hardware enablement for a few different system-on-chips (SoCs) and platforms, and have also contributed significant improvements to kernel testing.

Kernel 6.9: Enable, test, repeat

SteamOS 3.6: How the Steam Deck atomic updates are improving

May 10, 2024 by Ludovico de Nittis  |   News & Events

Highlighting some of the key changes Collabora worked on with Valve to improve the system update tooling on SteamOS, including the move to Desync, making applying system updates significantly faster and more reliable.

SteamOS 3.6: How the Steam Deck atomic updates are improving

Debuting at IOT Solutions World Congress

May 09, 2024 by Kara Bembridge  |   News & Events

This year will be Collabora's first time exhibiting at IOTSWC, in partnership with STMicroelectronics. Collabora will be showcasing how the STM32MP2 is an ideal chip to enable edge AI solution in industrial environments.

Debuting at IOT Solutions World Congress

Effortless GStreamer Analytics Cross-Platform Support via ONNX Runtime

April 29, 2024 by Aaron Boxer  |   News & Events

GStreamer's support for diverse hardware and software platforms extends to its upstream Machine Learning capabilities, exemplified by its cross-platform ONNX Runtime implementation.

Effortless GStreamer Analytics Cross-Platform Support via ONNX Runtime

Re-converging control flow on NVIDIA GPUs - What went wrong, and how we fixed it

April 25, 2024 by Faith Ekstrand  |   Blog

While I managed to land support for two extensions, implementing control flow re-convergence in NVK did not go as planned. This is the story of what went wrong and how we fixed it.

Re-converging control flow on NVIDIA GPUs - What went wrong, and how we fixed it

Collabora, not just Earth Day. Every day.

April 22, 2024 by Kara Bembridge  |   News & Events

As part of our commitment to social responsibility, we've been part of the 1% for the Planet Network since 2022. The environmental partners we support help to better the planet.

Collabora, not just Earth Day. Every day.

Monado stays ahead: Keeping pace with OpenXR 1.1 for cross-platform, open source XR

April 17, 2024 by Frederic Plourde  |   News & Events

Monado, the cross-platform open source XR runtime, has recently received significant updates to align with the features and specifications of OpenXR 1.1, ensuring compatibility and optimal performance for developers and users alike.

Monado stays ahead: Keeping pace with OpenXR 1.1 for cross-platform, open source XR

Blast from the past at Embedded World: Atari plays for Linux

April 11, 2024 by Kara Bembridge  |   News & Events

Adhering to the fundamentals of open source, the Atari VCS OS is based on Debian using the Apertis infrastructure, and the graphics rely on Weston as its Wayland compositor.

Blast from the past at Embedded World: Atari plays for Linux

Up close and personal with STMicroelectronics' STM32MP2 at Embedded World

April 10, 2024 by Mark Filion  |   News & Events

Using TensorFlow Lite models optimized for the STM3MP2 NPU along with an upstream-ready H.264 encoder (Video4Linux2), this demo showcases GStreamer's all-new analytic metadata framework.

Up close and personal with STMicroelectronics' STM32MP2 at Embedded World

New unixfd plugin in GStreamer 1.24

April 08, 2024 by Xavier Claessens  |   News & Events

GStreamer 1.24 was recently released, and with it came with a new plugin to help separate pipelines into different processes.

New unixfd plugin in GStreamer 1.24

Embedded Open Source Summit 2024

April 05, 2024 by Kara Bembridge  |   News & Events

Seattle is hosting this year's Embedded Open Source Summit, the umbrella conference for a collection of open source events. This is the premier space for the open source community and we'll be there with 6 talks!

Embedded Open Source Summit 2024

Collabora's WhisperFusion nominated for Embedded Award 2024

April 03, 2024 by Mark Filion  |   News & Events

Honoring outstanding innovations in the field of embedded system technologies, the annual Embedded Award ceremony will be taking place next week at Embedded World 2024 in Nuremberg.

Collabora's WhisperFusion nominated for Embedded Award 2024

OpenXR & Monado: Recent progress and what's to come

April 02, 2024 by Frederic Plourde  |   News & Events

As we reflect on the strides made in recent months, it's remarkable to see how OpenXR and Monado have evolved and are shaping the future of XR development. Let's take a closer look at the progress made and noteworthy achievements.

OpenXR & Monado: Recent progress and what's to come

Future-proofing at Embedded World 2024

March 22, 2024 by Kara Bembridge  |   News & Events

One of the largest trade fair of its kind, and a global platform for the embedded community, Embedded World will be taking place next month at the NürnbergMesse in the quaint city of Nuremberg, Germany

Future-proofing at Embedded World 2024

GStreamer 1.24: New heights in embedded, network streaming & analytics

March 19, 2024 by Daniel Morin  |   News & Events

Thanks to sponsors like STMicroelectronics, Netflix, Living Optics, and ChromeOS, Collabora once again came in first place with the most contributors for this release, with 16 developers taking part.

GStreamer 1.24: New heights in embedded, network streaming & analytics

Automatic regression handling and reporting for the Linux Kernel

March 14, 2024 by Ricardo Cañuelo Navarro  |   Blog

In continuation with our series about Kernel Integration we'll go into more detail about how regression detection, processing, and tracking can be improved to provide a better service to developers and maintainers.

Automatic regression handling and reporting for the Linux Kernel

Kernel 6.8: MediaTek community flourishes

March 11, 2024 by Muhammad Usama Anjum  |   News & Events

The latest Linux Kernel 6.8 release brings thousands of new lines of code, improving the core kernel, architecture support, networking, file systems, and more.

Kernel 6.8: MediaTek community flourishes

Release the panthor!

March 04, 2024 by Boris Brezillon  |   News & Events

Late last week, the long-awaited kernel driver supporting 10th-generation Arm Mali GPUs was merged into drm-misc. The existing Gallium driver support has also been extended, effectively enabling GPUs on Rockchip's RK3588 platforms.

Release the panthor!

Patch submitted to introduce GitLab-CI pipeline for Linux kernel testing

March 01, 2024 by Helen Koike  |   News & Events

This initial version includes static checks (checkpatch and smatch for now) and build tests across various architectures and configurations, and introduces a flexible 'scenarios' mechanism for subsystem-specific extensions.

Patch submitted to introduce GitLab-CI pipeline for Linux kernel testing

NVK is now ready for prime time

February 28, 2024 by Faith Ekstrand  |   News & Events

The merge request has landed, the non-conformant implementation warnings are gone, and NVK's Meson configuration now reads "nouveau" instead of "nouveau-experimental". It's now time to start shipping NVK to users!

NVK is now ready for prime time

Smells like team spirit: Meet our newest Collaborans!

February 26, 2024 by Kara Bembridge  |   News & Events

We've recently had some new faces join the team and we are delighted that our talented new joiners have readily jumped in to advance the open source mission.

Smells like team spirit: Meet our newest Collaborans!

Almost a fully open-source boot chain for Rockchip's RK3588!

February 21, 2024 by Eugen Hristev  |   Blog

Now included in our Debian images & available via our GitLab, you can build a complete, working BL31 (Boot Loader stage 3.1), and replace the closed binary blob with an open-source binary that anyone can compile.

Almost a fully open-source boot chain for Rockchip's RK3588!

What's the latest with WirePlumber?

February 19, 2024 by George Kiagiadakis  |   Blog

Back in 2022, after a series of issues were found in its design, I made the call to rework some of WirePlumber's fundamentals in order to allow it to grow. So where are we now? And what's next? Let's dive in!

What's the latest with WirePlumber?

FOSDEM 2024 - Recorded presentations (videos) now available

February 15, 2024 by Mark Filion  |   News & Events

Collabora's engineers presented six talks over the course of the weekend, with topics including a review of recent improvements to GStreamer, a look at the state of video offloading on the Linux desktop, and more.

FOSDEM 2024 - Recorded presentations (videos) now available

A framework to share analytics data in GStreamer

February 13, 2024 by Daniel Morin  |   News & Events

Engineers have widely adopted GStreamer to build video analytics pipelines, and while many companies have indeed built their machine learning analysis framework around GStreamer, no one had made the effort to contribute upstream, until now.

A framework to share analytics data in GStreamer

DRM-CI: A GitLab-CI pipeline for Linux kernel testing

February 08, 2024 by Helen Koike  |   Blog

Continuing our Kernel Integration series, we're excited to introduce DRM-CI, a groundbreaking solution that enables developers to test their graphics subsystem patches across numerous devices within the community's shared infrastructure.

DRM-CI: A GitLab-CI pipeline for Linux kernel testing

Wine on Wayland: A year in review (and a look ahead)

January 30, 2024 by Alexandros Frantzis  |   News & Events

2023 was a great year for the Wayland driver for Wine. After several merge requests, many people are now already able to use the latest Wine release to enjoy some of their favorite Windows applications in a completely X11-free environment!

Wine on Wayland: A year in review (and a look ahead)

WhisperFusion: Ultra-low latency conversations with an AI chatbot

January 25, 2024 by Marcus Edel  |   News & Events

By creating a real-time AI chatbot communication system using WhisperLive and WhisperSpeech, we have addressed the unnatural delay in current bot interactions for seamless conversation.

WhisperFusion: Ultra-low latency conversations with an AI chatbot

Persian Rug, Part 4 - The limitations of proxies

January 23, 2024 by Edmund Smith  |   Blog

This is the fourth and final part in a series on persian-rug, a Rust crate for interconnected objects. We've touched on the two big limitations: lack of deletion and lack of enforced matching between proxies and containers. Let's look at other solutions.

Persian Rug, Part 4 - The limitations of proxies

First in line for FOSDEM 2024: GStreamer, LAVA workloads & more!

January 18, 2024 by Kara Bembridge  |   News & Events

With many dedicated souls willing to endure a FOSDEM queue, Collabora's engineers will be giving 6 talks spread out amongst multiple devrooms including Open Media and Testing & Continuous delivery.

First in line for FOSDEM 2024: GStreamer, LAVA workloads & more!

How to share code between Vulkan and Gallium

January 16, 2024 by Faith Ekstrand  |   Blog

One of the key high-level challenges of building Mesa drivers these days is figuring out how to best share code between a Vulkan driver and a Gallium driver when Gallium isn't really capable of implementing Vulkan. Here's how.

How to share code between Vulkan and Gallium

Kernel 6.7: New year, new Linux!

January 11, 2024 by Eugen Hristev  |   News & Events

Collabora's kernel team made a number of key contributions including a new kselftest for verifying driver probe of Devicetree-based platforms, multiple improvements to further improve support for MediaTek SoCs found in Chromebooks, and more.

Kernel 6.7: New year, new Linux!

Weston 13.0 release: Backends consolidation

December 21, 2023 by Marius Vlad  |   News & Events

Weston 13.0 brings multiple fixes and important changes, notably the ability to load multiple backends simultaneously. This can be used to load VNC, RDP, or PipeWire backends for remote access alongside the native DRM backend.

Weston 13.0 release: Backends consolidation

NVK holiday update: What we've achieved, and where we're headed

December 20, 2023 by Faith Ekstrand  |   News & Events

As 2023 draws to a close, I wanted to give a quick update on NVK, what's happened this year, and where we'll be headed in 2024. While previous posts have focused primarily on the technical details, this post will be more geared towards users.

NVK holiday update: What we've achieved, and where we're headed

Google Open Source Peer Bonus 2023

December 19, 2023 by Mark Filion  |   Blog

Google Open Source have chosen their second group of winners for the 2023 Google Open Source Peer Bonus Program, and Arnaud Ferraris, Senior Software Engineer at Collabora and Mobian project lead, is among the recipients!

Google Open Source Peer Bonus 2023

A new kselftest for verifying driver probe of Devicetree-based platforms

December 11, 2023 by Nícolas F. R. A. Prado  |   Blog

As we continue working to improve the kernel integration landscape on multiple fronts, this also means making better tests available for all. Working closely with the community, we have now landed a new, ready-to-use, kselftest in mainline Linux.

A new kselftest for verifying driver probe of Devicetree-based platforms

WhisperSpeech makes its way to AI.dev

December 07, 2023 by Mark Filion  |   News & Events

Collabora is headed to California to take part in the inaugural edition of AI​.dev: Open Source GenAI & ML Summit, a new event which aims to bring together the brightest developers from around the world to shape the trajectory of open source AI.

WhisperSpeech makes its way to AI.dev

Thoughts on PipeWire 1.0 and beyond

December 06, 2023 by George Kiagiadakis  |   Blog

We can now confidently say that PipeWire is here to stay. But of course it is not the end of the journey. There are many new areas to explore going forward, especially in WirePlumber and the ecosystem that builds around PipeWire.

Thoughts on PipeWire 1.0 and beyond

Persian Rug, Part 3 - The warp and the weft

December 05, 2023 by Edmund Smith  |   Blog

Our look at the Rust crate for interconnected objects continues, as we examine how persian-rug really does tie the room together by providing a convenient container solution with a safety net to go along with it.

Persian Rug, Part 3 - The warp and the weft

Advocating a better Kernel Integration for all

December 01, 2023 by Gustavo Padovan  |   Blog

The testing ecosystem in the Linux kernel has been steadily growing, but are efforts sufficiently coordinated? How can we help developers and maintainers integrate code more efficiently? How can we mitigate maintainer burnout?

Advocating a better Kernel Integration for all

Ready for embedded: PipeWire 1.0 released

November 27, 2023 by George Kiagiadakis  |   News & Events

It is with the utmost excitement that we witness the release of PipeWire 1.0, the first officially stable release of this noteworthy inter-process multimedia streaming framework after many years of development.

Ready for embedded: PipeWire 1.0 released

MiniDebConf Cambridge 2023

November 21, 2023 by Kara Bembridge  |   News & Events

This week, the Debian project takes over Cambridge as MiniDebConf kicks off right in our own British backyard! Organized by Debian project members, MiniDebConfs aim to achieve similar objectives to those of the annual Debian conference, DebConf.

MiniDebConf Cambridge 2023

NVK reaches Vulkan 1.0 conformance

November 20, 2023 by Faith Ekstrand  |   News & Events

As of today, NVK is now an officially conformant implementation of the Vulkan 1.0 API on NVIDIA Turing hardware. This is the first time any Nouveau driver has gotten the Khronos conformance badge on any API.

NVK reaches Vulkan 1.0 conformance

Patch Ready for Linux Plumbers 2023

November 09, 2023 by Kara Bembridge  |   News & Events

To ensure the Linux kernel is running smoothly, it requires maintenance from a variety of levels. Those working on the lower levels, or the plumber layers, of the kernel will have a chance to convene next week at the annual Linux Plumbers Conference.

Patch Ready for Linux Plumbers 2023

Benchmarking machine learning frameworks

November 02, 2023 by Vineet Suryan  |   News & Events

MLBench enables developers and maintainers to effortlessly gauge how their frameworks perform compared to other implementations, prior code versions, or across different boards, with respect to both runtime performance and other metrics.

Benchmarking machine learning frameworks

Kernel 6.6: Long-awaited features and enhanced hardware support

October 31, 2023 by Laura Nao  |   News & Events

Linux Kernel 6.6 has arrived, bringing a significant amount of new features and performance enhancements. Collabora has actively contributed many patches, including work on MediaTek and Rockchip.

Kernel 6.6: Long-awaited features and enhanced hardware support

WirePlumber: Exploring Lua scripts with Event Dispatcher

October 30, 2023 by Ashok Sidipotu  |   Blog

With the upcoming 0.5 release, WirePlumber's Lua scripts will be transformed with the new Event Dispatcher. More modular and extensible with very little redundant processing, they will look and feel completely different.

WirePlumber: Exploring Lua scripts with Event Dispatcher

X.Org Developer's Conference 2023

October 12, 2023 by Kara Bembridge  |   News & Events

The fall conference season continues next week with the X.Org Developer's Conference, taking place from October 17 to 19 in A Coruna, Spain. Sponsored by Collabora, this event brings together developers with an interest in open graphics.

X.Org Developer's Conference 2023

A roadmap for VirtIO Video on ChromeOS: part 2

October 02, 2023 by Daniel Almeida  |   Blog

This second installment explores the Rust libraries Collabora developed to decode video and how these libraries are used within ARCVM to eventually remove CrosVM's dependency on the Chrome codec stack.

A roadmap for VirtIO Video on ChromeOS: part 2

Persian Rug, Part 2 - Other ways to make object soups in Rust

September 27, 2023 by Edmund Smith  |   Blog

Why is creating object graphs hard in Rust? In part 1, we looked at a basic pattern, where two types of objects refer to one another. In this part we'll follow up in more detail and examine the different approaches that can be applied.

Persian Rug, Part 2 - Other ways to make object soups in Rust

Pressing play on GStreamer Conference 2023

September 21, 2023 by Kara Bembridge  |   News & Events

Sunny Spain will have multimedia developers on speed dial next week for the 11th edition of the GStreamer Conference, taking place at the Palexco Convention Centre in A Coruña from September 25 to 26.

Pressing play on GStreamer Conference 2023

Perfecting Open Source Recipes in Paris

September 19, 2023 by Kara Bembridge  |   News & Events

The world-renowned culinary scene in The City of Light will be getting a pack of different types of chefs next week for Kernel Recipes and Embedded Recipes. Kernel Recipes kicks off on September 25, then Embedded Recipes from September 28 to 29.

Perfecting Open Source Recipes in Paris

WhisperSpeech: Exploring new horizons in text-to-speech tech

September 13, 2023 by Jakub Piotr Clapa  |   Blog

Text-to-speech (TTS) models are playing a transformative role, from enriching audiobooks to enhancing podcasts and even improving interactions with chatbots. Meet WhisperSpeech, an Open Source text-to-speech model developed by Collabora.

WhisperSpeech: Exploring new horizons in text-to-speech tech

Empowering Open Source at IBC 2023

September 11, 2023 by Kara Bembridge  |   News & Events

Collabora is headed to Amsterdam! This year, we will be showcasing some of our recent work on the DAB protocol, as well as the software integration of LCEVC, MPEG's novel enhancement codec, into the GStreamer multimedia framework.

Empowering Open Source at IBC 2023

Monado SLAM datasets now available

September 11, 2023 by Mateo de Mayo  |   News & Events

The Monado SLAM datasets (MSD) are egocentric visual-inertial SLAM datasets recorded to improve the Basalt-based inside-out tracking component of the Monado project.

Monado SLAM datasets now available

Video codecs: Adding AV1 stateless video decoder support to Linux

September 07, 2023 by Benjamin Gaignard  |   News & Events

The latest mainline Linux kernel (v6.5) includes 22 patches that enable support for the AV1 uAPI and for two stateless video decoders: one for the Rockchip RK3588 and one for MT8195, a MediaTek SoC.

Video codecs: Adding AV1 stateless video decoder support to Linux

Linux kernel 6.5: USB4v2 and Wifi7 have arrived

August 30, 2023 by Adrian Larumbe  |   News & Events

The 6.5 release is here and it comes with many changes. As is often the case, Collabora has been actively involved in the submission of patches, mostly in the task of hardware enablement for Mediatek and Rockchip SoCs.

Linux kernel 6.5: USB4v2 and Wifi7 have arrived

Ready to All Systems Go!

August 23, 2023 by Kara Bembridge  |   News & Events

Set in the captivating city of Berlin, All Systems Go! is ready to explore foundational user-space Linux technologies after a 4-year hiatus.

Ready to All Systems Go!

Bridging IIO and Input in Linux

August 21, 2023 by Eugen Hristev  |   Blog

In Linux, the Industrial Input/Output subsystem manages devices like Analog to Digital Converters, Light sensors, accelerometers, etc. On the other hand, the Input subsystem handles keyboards, mice, touchscreens, and any device that has a human interface.

Bridging IIO and Input in Linux

Pushing testing laboratory performance limits by benchmarking LAVA - Part 1

August 10, 2023 by Paweł Wieczorek  |   Blog

Collabora's main testing laboratory has grown to automate testing on over 150 devices of about 30 different types. The lab receives job submissions from several CI systems, e.g. KernelCI, MesaCI, and Apertis QA.

Pushing testing laboratory performance limits by benchmarking LAVA - Part 1

Persian Rug - It really ties the Rust room together

August 09, 2023 by Edmund Smith  |   Blog

Rust is a modern language known for its memory safety, efficiency, and wide range of high-level features. But many beginners also run into something else in Rust: how surprisingly difficult it is to represent some common designs.

Persian Rug - It really ties the Rust room together

NVK Has landed!

August 04, 2023 by Faith Ekstrand  |   News & Events

As of today, NVK, the new Vulkan driver for Nvidia GPUs, has landed in the main Mesa branch and will be included as an experimental driver in the 23.3 release of Mesa.

NVK Has landed!

Triple Threat: The Power of Transcription, Summary, and Translation

August 03, 2023 by Marcus Edel  |   Blog

At Collabora, we're committed to bringing people together. That's why we're pushing state-of-the-art machine-learning techniques like Large Language Models, Speech Recognition, and Speech-Synthesis techniques.

Triple Threat: The Power of Transcription, Summary, and Translation

Booting on Radxa's Rock-5B without any media used

July 31, 2023 by Eugen Hristev  |   Blog

I have been working on getting U-boot upstream up to speed for the Radxa Rock-5B Rockchip RK3588 board. One of the cool features that I recently published upstream is the ability to boot the board without any kind of non-volatile media (NVM) used.

Booting on Radxa's Rock-5B without any media used

EOSS - Recorded presentations (videos) now available

July 27, 2023 by Mark Filion  |   News & Events

If you weren't able to attend Embedded Open Source Summit in Prague last month, you're in luck as all presentations were recorded and are now available on YouTube.

EOSS - Recorded presentations (videos) now available

The next step for NVK: Merging into Mesa!

July 26, 2023 by Kara Bembridge  |   News & Events

After months of work, led by Collabora's own Faith Ekstrand, Red Hat's Karol Herbst, and numerous open source contributors, NVK is now considered ready to be merged into the main Mesa project.

The next step for NVK: Merging into Mesa!

A helping Arm for Panfrost

July 20, 2023 by Daniel Stone  |   News & Events

Collabora continues to relentlessly shift the needle to make high-quality open-source software not just an aspiration, but an expectation. We're pleased to announce an extension of our collaboration with Arm, providing more surety and capability for Panfrost.

A helping Arm for Panfrost

Radxa's Rock 5A one step closer to U-boot mainline

July 18, 2023 by Eugen Hristev  |   Blog

I previously talked about getting the bigger brother Rock 5B into mainline U-boot; this time I worked on the Rock 5A, an even tinier SBC based on Rockchip's RK3588S SoC that is one step closer to getting accepted.

Radxa's Rock 5A one step closer to U-boot mainline

A weekend for developers

July 13, 2023 by Kara Bembridge  |   News & Events

With Black Valley in Norway, and Akademy in Greece, this weekend's plans are all set or computer enthusiasts! Collabora is proud to sponsor both of these events as a chance for communities to come together and strengthen their bonds.

A weekend for developers

Zink brings conformant OpenGL on Imagination GPUs

July 06, 2023 by Erik Faye-Lund  |   News & Events

Today, Imagination Technologies announced they are now using Zink for full OpenGL 4.6 support. This is the first time we've seen a hardware vendor trust Zink enough to completely side-step a native OpenGL driver and use it in a shipping product.

Zink brings conformant OpenGL on Imagination GPUs

Kernel 6.4: More work on MediaTek, Rockchip, and power supply

July 05, 2023 by Rogerio Alves Cardoso  |   News & Events

Released last week, Linux kernel 6.4 brings new features such as support for Intel LAM, user events for tracing, and the ability for the machine keyrings used for Machine Owner Keys to store only CA-enforced keys.

Kernel 6.4: More work on MediaTek, Rockchip, and power supply

NVK update: Enabling new extensions, conformance status & more

June 26, 2023 by Faith Ekstrand  |   News & Events

Looking back, it's amazing how much has happened in NVK in just the last 7 months. If development continues at this crazy pace, we may be looking at a pretty decent driver before too much longer.

NVK update: Enabling new extensions, conformance status & more

Ready to embark for Embedded Open Source Summit

June 22, 2023 by Kara Bembridge  |   News & Events

Taking place at the Prague Congress Centre from June 27 to 30, this new 4-day umbrella event brings multiple conferences, including Automotive Linux Summit (ALS) and Embedded Linux Conference (ELC), all under one roof.

Ready to embark for Embedded Open Source Summit

A roadmap for VirtIO Video on Chrome OS, part 1

June 20, 2023 by Daniel Almeida  |   Blog

Powered by Rust, the video codec stack on ARCVM is now bringing faster and more reliable video decoding on Chrome OS. Here's how Collabora has been helping shape video virtualization for Chromebooks, and what it means for end users.

A roadmap for VirtIO Video on Chrome OS, part 1

WirePlumber's Event Dispatcher: a new, simplified way of handling PipeWire events

June 15, 2023 by Ashok Sidipotu  |   Blog

Event Dispatcher, part of the upcoming WirePlumber 0.5 release, is a custom PipeWire event scheduling mechanism designed to address many of the fundamental issues in WirePlumber.

WirePlumber's Event Dispatcher: a new, simplified way of handling PipeWire events

MLfix to quickly fix datasets

June 08, 2023 by Vineet Suryan  |   Blog

Contrary to traditional software development, data is more important than code in machine learning. Building a high-performing model requires using reliable, precisely labelled data but poor-quality data is not always obvious.

MLfix to quickly fix datasets

USB 3.0 preliminary support in U-boot for Radxa Rock-5B

May 31, 2023 by Eugen Hristev  |   Blog

A while back I presented USB 2.0 host support that was added to U-boot for the Radxa Rock-5B RK3588 Rockchip board. This time, USB 3.0 was added with support for the host and gadget.

USB 3.0 preliminary support in U-boot for Radxa Rock-5B

Making new strides at AWE

May 29, 2023 by Kara Bembridge  |   News & Events

Set in the heart of Silicon Valley, XR enthusiasts are eagerly awaiting to see the latest advancements on display at Augmented World Expo (AWE) 2023.

Making new strides at AWE

Weston 12.0: Highlights and changes for Wayland's reference compositor

May 25, 2023 by Marius Vlad  |   News & Events

Released last week, Weston 12.0 brings a number of highlights including two new backends, support for multiple scanout devices, and the addition of new protocol implementations. Here's a look at some of the changes that have landed in this new version.

Weston 12.0: Highlights and changes for Wayland's reference compositor

Radxa Rock-5B PCIe and RTL8125B networking in U-boot

May 18, 2023 by Eugen Hristev  |   Blog

Work continues on the Radxa ROCK5B RK388, as PCIe and RTL8125B networking support in U-boot have now been added. Publishing code as Open Source can benefit many different other projects, and allows anyone to benefit.

Radxa Rock-5B PCIe and RTL8125B networking in U-boot

Introducing Multiview for NVK

May 03, 2023 by Rebecca Mckeever  |   Blog

NVK, an open-source Vulkan driver for NVIDIA hardware that is part of Mesa, now supports the Vulkan extension VK_KHR_multiview.

Introducing Multiview for NVK

Adding bootloader support for USB 2.0 Host for Radxa ROCK 5B RK3588

April 27, 2023 by Eugen Hristev  |   Blog

The beauty of Open Source is that we can reuse code written by many other people, keep their authorship, and credit them for their work, without needing to reinvent anything!

Adding bootloader support for USB 2.0 Host for Radxa ROCK 5B RK3588

Kernel 6.3: MediaTek, Rockchip RK3588 & more

April 25, 2023 by Muhammad Usama Anjum  |   News & Events

Released earlier this week, Linux Kernel 6.3 brings thousands of new lines of code to improve the core kernel, architectural support, networking and filesystems.

Kernel 6.3: MediaTek, Rockchip RK3588 & more

April brings tech events aplenty

April 20, 2023 by Kara Bembridge  |   News & Events

Spring is in bloom in the northern hemisphere, and with it comes three tech events we'll be attending - PyCon US, Shell & Display Next Hackfest, and Linaro Connect!

April brings tech events aplenty

Meson & VSCode: Develop your project in a modern IDE

April 18, 2023 by Xavier Claessens  |   Blog

Want to develop your Meson project in a modern IDE? Make sure to install Meson VSCode extension which is now fully functional with the recent release of Meson 1.1.0!

Meson & VSCode: Develop your project in a modern IDE

Carlafox: Towards reliable open-source 3D perception

April 05, 2023 by Vineet Suryan  |   Blog

Labeling errors are common in present open-source 3D perception datasets, which could have impactful consequences. To tackle this issue, we used Carlafox to automatically generate an error-free synthetic dataset for 3D perception.

Carlafox: Towards reliable open-source 3D perception

Moving forward with more hands on deck

March 27, 2023 by Kara Bembridge  |   News & Events

It’s no secret that Tech has faced some setbacks lately, namely on the headcount front. Despite these uncertainties, Collabora has had the privilege of increasing our roster with new teammates.

Moving forward with more hands on deck

Monado accepted for XROS 2023!

March 14, 2023 by Frédéric Plourde  |   News & Events

We're proud to announce that Monado, the free and open source XR platform, has been accepted as a mentoring organization for XROS, the XR Open Source Fellowship Program.

Monado accepted for XROS 2023!

Showcasing the STM32MP1 at Embedded World

March 13, 2023 by Mark Filion  |   News & Events

As a recent new member of STMicroelectronics' Partner Program, we're excited to be showcasing the STM32MP1 at Embedded World this week, our first demo featuring the STM32 platform.

Showcasing the STM32MP1 at Embedded World

Implementing Vulkan extensions for NVK

March 10, 2023 by Rebecca McKeever  |   Blog

Since joining the graphics team at Collabora as a Software Engineering Intern last November, I have implemented several Vulkan API extensions for NVK, an open-source Vulkan driver for NVIDIA hardware in Mesa.

Implementing Vulkan extensions for NVK

Connecting at Embedded World 2023

March 09, 2023 by Kara Bembridge  |   News & Events

Nestled in the historic city of Nuremberg, the annual Embedded World conference will be taking place from March 14 to 16. Collabora will be set up in Hall 4, Booth 4-404, with plenty of space to connect and multiple demos to showcase

Connecting at Embedded World 2023

Oxidizing bmap-tools: rewriting a Python project in Rust

March 03, 2023 by Rafael Garcia Ruiz  |   Blog

Rewriting bmaptool in Rust to remove Python dependencies, create statically linked binary, and allow the bmap sparse file format to be used in other Rust projects.

Oxidizing bmap-tools: rewriting a Python project in Rust

Monado's "Mercury" hand tracking now ready for use!

February 24, 2023 by Moses Turner  |   News & Events

Work on this new tracking method started around January 2022. Now, after a little over a year of development, Monado's "Mercury" hand tracking is finally ready for the public to use!

Monado's "Mercury" hand tracking now ready for use!

PanCSF: A new DRM driver for Mali CSF-based GPUs

February 23, 2023 by Boris Brezillon  |   News & Events

A look into the new job-scheduling model with Mali GPUs, their support in the new PanCSF DRM driver, and what it means as the rest of the ecosystem also moves to firmware-assisted scheduling.

PanCSF: A new DRM driver for Mali CSF-based GPUs

Kernel 6.2: More Rust support for drivers

February 21, 2023 by Daniel Almeida  |   News & Events

With more SoC support, a new V4L2 driver and a new dma-buf locking convention among its contributions, Collabora was one of the most active employers for this latest kernel development cycle.

Kernel 6.2: More Rust support for drivers

The futex_waitv() syscall and gaming on Linux

February 17, 2023 by Muhammad Usama Anjum  |   Blog

Just over a year has passed since the futex_waitv() syscall, part of the new futex2 systems calls, landed in Linux 5.16. But why are both needed? What role do they play in the context of gaming on Linux? Let's find out.

The futex_waitv() syscall and gaming on Linux

GStreamer 1.22: Bigger and better!

February 08, 2023 by Olivier Crête  |   News & Events

Improved support for hardware accelerated video decoders, new GTK+ integration for Wayland rendering, and further Meson enhancements to make GStreamer shine on embedded, Collabora's multimedia team made a number of key contributions for this latest release.

GStreamer 1.22: Bigger and better!

Exploring Rust for Vulkan drivers, part 1

February 02, 2023 by Faith Ekstrand  |   Blog

Over the course of the last decade, Rust has emerged as a new programming language for writing safe low-level code. This blog post is the first in a series exploring the area of using Rust to write Mesa Vulkan drivers.

Exploring Rust for Vulkan drivers, part 1

FOSDEM back in full force for 2023

January 20, 2023 by Kara Bembridge  |   News & Events

After two years of hosting the event virtually, Brussels will once again welcome attendees on February 4 & 5 on the old stomping grounds of the ULB Solbosch Campus. Collabora will be presenting 8 different talks, in 7 devrooms as well as on the main track!

FOSDEM back in full force for 2023

Labeling tools are great, but what about quality checks?

January 17, 2023 by Jakub Piotr Cłapa  |   Blog

MLfix is an open-source tool that combines novel unsupervised machine-learning pipelines with a new user interface concept that, together, help annotators and machine-learning engineers identify and filter out label errors.

Labeling tools are great, but what about quality checks?

A brave new world: building glibc with LLVM

January 17, 2023 by Adrian Ratiu  |   Blog

Times are changing: LLVM has become more than a spare to GCC, such that glibc - the last big GCC bastion, is now working towards supporting LLVM as a first-class citizen.

A brave new world: building glibc with LLVM

Kicking off 2023 with the MIT Reality Hack!

January 11, 2023 by Jakob Bornecrantz  |   Blog

It's with excitement and nervousness that I'm writing this post, sitting on a plane heading to Boston where I will attend the MIT Reality Hack as a mentor.

Kicking off 2023 with the MIT Reality Hack!

Always growing, always evolving

December 29, 2022 by Kara Bembridge  |   News & Events

With only a few months passing since our last new joiner update, it should come as no surprise that the Collabora crowd has expanded yet again. Our flexible disposition affords us an exceptional bunch to onboard when opportunity knocks.

Always growing, always evolving

State of Monado's visual-inertial tracking

December 20, 2022 by Mateo de Mayo  |   Blog

The development of Monado's inside-out tracking solution keeps improving and more devices are now supported. Here's an overview of where things stand, as presented at the FOSS XR conference in October.

State of Monado's visual-inertial tracking

Faith Ekstrand is a 2022 Khronie Award recipient!

December 19, 2022 by Kara Bembridge  |   News & Events

Contributing to the Vulkan Working Group since 2015, Faith has continues to make a significant impact. Her expertise and diligence has helped to shape the group and we're proud to see his hard work see some well earned spotlight.

Faith Ekstrand is a 2022 Khronie Award recipient!

Machine Learning with Etnaviv and OpenCL

December 15, 2022 by Italo Nicola  |   Blog

Machine learning is increasingly seeing more applications and it's important to have FOSS options to accelerate such workloads. With that in mind, we began an effort earlier this year to get a TFLite model running on a VIM3 NPU using Etnaviv and OpenCL.

Machine Learning with Etnaviv and OpenCL

Kernel 6.1: Multi-generational improvements

December 13, 2022 by AngeloGioacchino Del Regno  |   News & Events

Collabora's contributions include ongoing upstreaming of the RockChip RK3588 and MediaTek Helio X10 (MT6795) SoCs, numerous bug fixes and improvements for Cedrus and Hantro IPs, and memory shrinker support for the VirtIO-GPU driver.

Kernel 6.1: Multi-generational improvements

Wine on Wayland 2022 update: more games, more apps, more fun!

December 12, 2022 by Alexandros Frantzis  |   News & Events

The focus in 2022 was on maturing the Wayland driver and keeping up to date with the Wine upstream internal changes, which involved updating it for the latest internal driver APIs, and making preparations to support WoW64.

Wine on Wayland 2022 update: more games, more apps, more fun!

KernelCI now testing Linux Rust code

December 06, 2022 by Adrian Ratiu  |   News & Events

After waiting in the Linux-next integration tree for about 18 months, the basic Rust infrastructure finally landed in the mainline Linux kernel with the imminent release of v6.1.

KernelCI now testing Linux Rust code

Tracing stateless video hardware decoding in V4L2

December 02, 2022 by Deborah Brouwer  |   Blog

Earlier this year, I joined Collabora for a six-month internship to learn how V4L2 (Video4Linux2) supports stateless video hardware decoding, and build a utility that traced and replayed stateless decoding from a userspace perspective.

Tracing stateless video hardware decoding in V4L2

Shifting to open gears for the Automotive Linux Summit

December 01, 2022 by Kara Bembridge  |   News & Events

Coming up next week at the Automotive Linux Summit in Yokohama and virtually, Marius Vlad and Daniel Stone will present the latest on the AGL Wayland compositor, and the current state of graphics virtualization upstream.

Shifting to open gears for the Automotive Linux Summit

Seizing knowledge at Capitole du Libre

November 16, 2022 by Kara Bembridge  |   News & Events

Clear your schedules, this weekend's Capitole du Libre is calling your name for all things open source! Gathering in the "Pink City" of Toulouse, participants are welcome to attend with free admission from November 19 to 20 at the INP-ENSEEIHT.

Seizing knowledge at Capitole du Libre

Fully charged for electronica 2022

November 10, 2022 by Kara Bembridge  |   News & Events

Making our grand debut, Collabora will be attending electronica in Munich for the first time! Diving into the world of electronics alongside the leading examples of the industry, we're excited to partake on all fronts.

Fully charged for electronica 2022

From Lua to JSON: refactoring WirePlumber's configuration system

October 27, 2022 by Ashok Sidipotu  |   Blog

With the upcoming 0.5 release, WirePlumber's configuration system will be moving to a JSON syntax to define settings, bringing a more unified configuration approach across the PipeWire ecosystem.

From Lua to JSON: refactoring WirePlumber's configuration system

A look at Vulkan extensions in Venus

October 19, 2022 by Igor Torrente  |   Blog

Venus is a virtual Vulkan driver based on the Virtio-GPU protocol, which defines the serialization of Vulkan commands between guest and host. Here's a closer look at Venus, its components, and their relations in the context of extensions.

A look at Vulkan extensions in Venus

Kernel 6.0: Start of a new series and dawn of Rust

October 14, 2022 by Shreeya Patel  |   News & Events

Collabora's contributions include mainlining the HEVC uAPI, adding VirtIO documentation, upstreaming MediaTek smartphones, and adding support for two new Chromebooks and for the Mali-G57 GPU in the Panfrost kernel driver.

Kernel 6.0: Start of a new series and dawn of Rust

Carlafox, an open-source web-based CARLA visualizer

October 11, 2022 by Vineet Suryan  |   Blog

Taking one step towards democratizing the daunting task of dataset generation by making image synthesis and automatic ground truth data generation maintainable, cheaper, and more repeatable.

Carlafox, an open-source web-based CARLA visualizer

HEVC uAPI mainlined

October 06, 2022 by Benjamin Gaignard  |   News & Events

The release of Linux 6.0 earlier this week brought a significant milestone: the H.265/HEVC user-space API was mainlined, the result of more than two years of efforts by our engineering team.

HEVC uAPI mainlined

Introducing NVK

October 04, 2022 by Faith Ekstrand  |   News & Events

Say hello to a brand new, open-source Vulkan driver for NVIDIA hardware in Mesa, written almost entirely from scratch using the new official headers from NVIDIA.

Introducing NVK

Weston 11.0: what's new, what's next

September 29, 2022 by Marius Vlad  |   News & Events

Announced earlier this week, Weston 11.0 brings a number of highlights including optimizations in the DRM-backend, color management infrastructure code and multiple RDP improvements.

Weston 11.0: what's new, what's next

Three conferences for the price of none!

September 29, 2022 by Kara Bembridge  |   News & Events

This year's X. Org Developer's Conference (XDC) is teaming up with WineConf and FOSS XR in Minneapolis at the University of St. Thomas' Opus Hall for a jam-packed three day event.

Three conferences for the price of none!

A team that grows together, builds together

September 27, 2022 by Kara Bembridge  |   News & Events

Adding a variety of expertise from across the globe, the departments of Core, Multimedia, Kernel, XR, People Operations, and DevOps now have more hands on deck. Discover a snapshot of our newest teammates!

A team that grows together, builds together

Open source machine learning for video compression

September 14, 2022 by Marcus Edel  |   Blog

Using open source software, Collabora has developed an efficient compression pipeline that enables a face video broadcasting system that achieves the same visual quality as the H.264 standard while only using one-tenth of the bandwidth.

Open source machine learning for video compression

A busy, open source week in Dublin!

September 12, 2022 by Mark Filion  |   News & Events

Mere weeks after the debut of Open Source Summit Latin America, Dublin continues the collaborative momentum with the 2022 hybrid editions of Linux Plumbers Conference and Open Source Summit Europe!

A busy, open source week in Dublin!

Improving Vulkan graphics state tracking in Mesa

September 07, 2022 by Faith Ekstrand  |   Blog

Introducing new common code for Mesa Vulkan drivers to support a new Vulkan extension, making it easier for app and game authors to manage Vulkan state - and easier for our drivers too.

Improving Vulkan graphics state tracking in Mesa

Open source machine learning at IBC 2022

September 06, 2022 by Kara Bembridge  |   News & Events

Showcasing two new software demonstrations featuring machine learning, including backend video compression that runs on Panfrost, and a data quality assurance tool designed to integrate into the annotation pipeline.

Open source machine learning at IBC 2022

Using a Raspberry Pi as a Bluetooth speaker with PipeWire

September 02, 2022 by Frederic Danis  |   Blog

Using PipeWire, WirePlumber and a Raspberry Pi, you can create an audio bridge between a Bluetooth® device and an analog speaker system, breathing new life into your old speakers.

Using a Raspberry Pi as a Bluetooth speaker with PipeWire

Last chance to submit to FOSS XR!

August 30, 2022 by Frédéric Plourde  |   News & Events

Be part of the FOSSXR lineup by submitting your talk by September 5th, 2022. That means there's one week left for all you AR and VR enthusiasts and industry movers to share your exciting XR projects/news/demos with the world.

Last chance to submit to FOSS XR!

Fostering connections at Open Source Summit Latin America

August 16, 2022 by Kara Bembridge  |   News & Events

A magnet for open source supporters, the very first edition of Open Source Summit Latin America is opening its virtual doors. This new annual conference takes place online from August 23 to 24 with 5 talks from Collabora's very own!

Fostering connections at Open Source Summit Latin America

Kernel 5.19: Probably the final release of the 5.x series

August 02, 2022 by Cristian Ciocaltea  |   News & Events

As usual, there are quite a few changes merged into the mainline kernel. Let's take a look at some of the contributions by Collabora's kernel team!

Kernel 5.19: Probably the final release of the 5.x series

Introducing the r600/NIR back-end

July 07, 2022 by Gert Wollny  |   Blog

Adventures in NIR-land: the past, the present, and what's lies ahead for the native NIR back-end for Mesa's R600 driver.

Introducing the r600/NIR back-end

Weston 10.0.1 - a bug-fix release

July 05, 2022 by Marius Vlad  |   News & Events

The latest release of Weston was made on February 1, 2022. Meanwhile, a few bugs were discovered and we decided to do a bug-fix release, which we haven't had in several years.

Weston 10.0.1 - a bug-fix release

Adding even more heads for the group picture

June 21, 2022 by Kara Bembridge  |   News & Events

Part steadfast approach - part welcoming spirirt; Collabora continues to successfully expand with new talent amply on deck. Well ahead of the remote work curve, our new joiners have settled into their roles from their respective corners of the planet.

Adding even more heads for the group picture

Emerging ideas at Open Source Summit North America

June 16, 2022 by Kara Bembridge  |   News & Events

Big events draw in an array of individuals to learn and connect, and the Open Source Summit North America is no exception. Jam-packed with sessions to uncover from June 21 to 24, this year's event features three talks by Collabora's very own!

Emerging ideas at Open Source Summit North America

Adding secondary command buffers to PanVk

June 15, 2022 by Manas Chaudhary  |   Blog

Getting PanVk, an open source driver for Arm Mali Midgard and Bifrost GPUs, closer to conformancy by implementing one of the core Vulkan features: support for secondary command buffers.

Adding secondary command buffers to PanVk

Bridging the synchronization gap on Linux

June 09, 2022 by Faith Ekstrand  |   Blog

After fighting with the divide between implicit and explicit synchronization with Vulkan on Linux for over seven years, we may finally have some closure. We're not to synchronization nirvana quite yet, but this is an important step along the way.

Bridging the synchronization gap on Linux

Conformant open source support for Mali-G57

June 06, 2022 by Alyssa Rosenzweig  |   News & Events

Mali-G57 features in new MediaTek Chromebooks with the MT8192 and MT8195 system-on-chips. With Mesa 22.2 and an appropriate kernel, accelerated graphics will work out of the box on Linux on these laptops.

Conformant open source support for Mali-G57

Kernel 5.18: Milestones for the road ahead

June 02, 2022 by Dmitry Osipenko  |   News & Events

Released by Linus Torvalds on May 22 after a busy two-month development cycle, Linux kernel 5.18 brings new features and lights up new hardware. Let's take a look at the contributions made by our engineering team.

Kernel 5.18: Milestones for the road ahead

Monado's hand tracking: hand-waving our way towards a first attempt

May 31, 2022 by Moses Turner  |   Blog

Optical hand tracking for XR has a bit of a reputation - getting training data, training neural nets, and deploying them in real-time, low-latency environments such as XR is every bit as hard as they say it is.

Monado's hand tracking: hand-waving our way towards a first attempt

Finding the secret ingredient at Embedded and Kernel Recipes

May 26, 2022 by Kara Bembridge  |   News & Events

After a two-year hiatus, the City of Lights is shinning brightly again to welcome the community for a full week of engaging talks at Embedded Recipes and Kernel Recipes conferences.

Finding the secret ingredient at Embedded and Kernel Recipes

Talks of the town: Software engineering edition

May 17, 2022 by Kara Bembridge  |   News & Events

Less than a day away, May 18th looks to be a very busy time. With Live Embedded Event and Embedded Vision Summit taking place almost simultaneously, Collabora will be presenting four different talks!

Talks of the town: Software engineering edition

PipeWire: Bluetooth support status update

April 29, 2022 by Frederic Danis  |   News & Events

Over the last two years, Bluetooth® audio support has steadily grown in PipeWire and has become a featureful, stable, conformant, open source Bluetooth® audio stack implementation. Here's a look at where things stand.

PipeWire: Bluetooth support status update

SocketCAN x Kubernetes

April 27, 2022 by Jakub Piotr Cłapa  |   News & Events

Looking to use hardware-backed and virtual SocketCAN interfaces inside your Kubernetes Pods? A new device plugin now allows processes inside a pod to communicate with each other using the full Linux SocketCAN API.

SocketCAN x Kubernetes

Monado accepted in GSoC 2022!

April 06, 2022 by Frédéric Plourde  |   News & Events

Monado has been accepted for the first time as a mentoring organization for the 2022 Google Summer of Code (GSoC)! Collabora will be providing three mentors to support contributors who want to work on Monado-related projects.

Monado accepted in GSoC 2022!

Visual-inertial tracking for Monado

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.

Visual-inertial tracking for Monado

Kernel 5.17: Solid & steady

March 31, 2022 by Sebastian Fricke  |   News & Events

While eastern Europe has experienced ghastly events that have shaken the world, the latest Linux kernel release could aptly be named "Solid & Steady." Here's a look at some of the contributions made by Collabora's kernel team.

Kernel 5.17: Solid & steady

Spotlight on Meson's full-featured developer environment

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.

Spotlight on Meson's full-featured developer environment

School's back in session at Open Source 101

March 24, 2022 by Kara Bembridge  |   News & Events

Join us next week for Open Source 101, a one-day conference where we'll dive into the latest around FOSS virtual & augmented reality, and look at the implications of enabling automated testing upstream.

School's back in session at Open Source 101

How to write a Vulkan driver in 2022

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.

How to write a Vulkan driver in 2022

Improving the reliability of file system monitoring tools

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.

Improving the reliability of file system monitoring tools

PipeWire: A year in review & a look ahead

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.

PipeWire: A year in review & a look ahead

Portable Linux gaming with the Steam Deck

March 01, 2022 by Simon McVittie  |   News & Events

Congratulations to Valve on the release of the Steam Deck, their new handheld gaming PC! With it comes a new release of SteamOS, complete with a brand new A/B design for seamless system updates.

Portable Linux gaming with the Steam Deck

New faces for new challenges

February 28, 2022 by Kara Bembrirdge  |   News & Events

As the globe still navigates the twists and turns of the times, Collabora can confidently say we've been steadily on the rise. We've added brand new members to our crew who are more than equipped to keep pace.

New faces for new challenges

GStreamer 1.20: Embedded & WebRTC lead the way

February 18, 2022 by Olivier Crête  |   News & Events

At the forefront of contributors for this latest release, our team's work focused on two areas in which we believe GStreamer shines the brightest: embedded systems, and network streaming, in particular WebRTC.

GStreamer 1.20: Embedded & WebRTC lead the way

Landing a new syscall: What is futex?

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?

Landing a new syscall: What is futex?

FOSDEM 2022

February 01, 2022 by Kara Bembridge  |   News & Events

Kicking off in a matter of days, this jam-packed weekend will host over 50 devrooms and nearly 700 talks including an in-depth look at Mobian: an open-source project aimed at bringing Debian GNU/Linux to mobile devices.

FOSDEM 2022

Writing an open source GPU driver - without the hardware

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.

Writing an open source GPU driver - without the hardware

A Pixel's Color & new documentation repository

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.

A Pixel's Color & new documentation repository

Kernel 5.16: A new release for a new year

January 20, 2022 by André Almeida  |   News & Events

With kernel 5.16, the community has once again produced a release full of great features, including two projects that had been in development for some time by our kernel team: the new futex syscall and the new fanotify event.

Kernel 5.16: A new release for a new year

First up in 2022: linux.conf.au!

January 11, 2022 by Mark Filion  |   News & Events

The new year has only just begun, and already our first conference of 2022 is on the horizon. Join us at linux.conf.au, as we discuss bringing WebM Alpha support to GStreamer, and provide a status update on the futex2 syscall.

First up in 2022: linux.conf.au!

Wine on Wayland year-end update: improved functionality & stability

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.

Wine on Wayland year-end update: improved functionality & stability

A growth year for upstream kernel contributions

December 22, 2021 by Gustavo Padovan  |   News & Events

With over 350 patches authored and nearly 200 reviewed and tested in multiple subsystems, 2021 was a great year for Linux kernel development at Collabora. Here is a look at some of our achievements during the year.

A growth year for upstream kernel contributions

Meet wxrd, a standalone Wayland compositor for xrdesktop

December 20, 2021 by Christoph Haag  |   News & Events

The Linux desktop in VR goes headless! Introducing wxrd, a standalone Wayland compositor for xrdesktop based on wlroots, with minimal dependencies.

Meet wxrd, a standalone Wayland compositor for xrdesktop

Open Source in Japan, virtually

December 08, 2021 by Mark Filion  |   News & Events

A year of online conferences that began with linux.conf.au will end on a high note next week as Collaborans present three talks at Open Source Summit Japan + Automotive Linux Summit 2021. Join us!

Open Source in Japan, virtually

Venus on QEMU: Enabling the new virtual Vulkan 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.

Venus on QEMU: Enabling the new virtual Vulkan driver

Kernel 5.15: A small but mighty Halloween release

November 10, 2021 by Sebastian Reichel  |   News & Events

It might be smaller than the last few kernels, but with well above 10,000 non-merge changes, the latest Linux kernel release still packs a punch. Released on October 31, kernel 5.15 brings lots of exciting new features.

Kernel 5.15: A small but mighty Halloween release

WirePlumber in Fedora 35

November 02, 2021 by George Kiagiadakis  |   News & Events

Today marks a very exciting day as Fedora 35 has now been released, and with it comes WirePlumber as the default session manager for PipeWire! Under development by Collabora since 2019, WirePlumber has now entered the linux desktop space.

WirePlumber in Fedora 35

Run your own CI pipeline with GStreamer's new monorepo

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.

Run your own CI pipeline with GStreamer's new monorepo

Improving test coverage for cameras in KernelCI

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.

Improving test coverage for cameras in KernelCI

A tale of two toolchains and glibc

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.

A tale of two toolchains and glibc

Open Source Summit + Embedded Linux Conference 2021

September 24, 2021 by Mark Filion  |   News & Events

Collaborans will be actively participating in next week's activities with seven talks on topics including Rust build scripts, embedded deep learning on GStreamer, HEVC decoding on mainline Linux, PipeWire and WirePlumber, and more.

Open Source Summit + Embedded Linux Conference 2021

Panfrost achieves OpenGL ES 3.1 conformance on Mali-G52

September 21, 2021 by Alyssa Rosenzweig  |   News & Events

This important milestone is a step forward for the open source driver, as it now certifies Panfrost for use in commercial products containing Mali G52 and paves the way for further conformance submissions on other Mali GPUs.

Panfrost achieves OpenGL ES 3.1 conformance on Mali-G52

Generate a minimal GStreamer build, tailored to your needs

September 16, 2021 by Stéphane Cerveau  |   News & Events

GStreamer can be tricky to ship in a constrained device. Thanks to a partnership with Huawei, you can now use gst-build to generate a minimal GStreamer build, tailored to a specific application, or set of applications. Here's how.

Generate a minimal GStreamer build, tailored to your needs

An xrdesktop summer of code

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.

An xrdesktop summer of code

Kernel 5.14: 30 years in the making and still improving

September 07, 2021 by Nícolas F. R. A. Prado  |   News & Events

With an ever-increasing interest in more modern hardware support, and a more reliable kernel that is thoroughly tested, contributions by Collabora's developers continue to help make this a reality for the Linux kernel.

Kernel 5.14: 30 years in the making and still improving

Linaro Virtual Connect - Fall 2021

September 01, 2021 by Mark Filion  |   News & Events

September's busy conference schedule kicks off next week with the Fall edition of Linaro Virtual Connect. Join us as we look at how to master your PipeWire streams with WirePlumber, and de-mystify GFX virtualization with VirGL!

Linaro Virtual Connect - Fall 2021

Reverse-engineering the Mali G78

July 20, 2021 by Alyssa Rosenzweig  |   News & Events

After a month of reverse-engineering the Arm Mali G78, we’re excited to release documentation on the Valhall instruction set, available as a PDF, as well as a Valhall assembler and disassembler to be used as a reverse-engineering aid.

Reverse-engineering the Mali G78

Kernel 5.13: Growing team and KernelCI hackfest

July 08, 2021 by Gabriel Krisman Bertazi  |   News & Events

Collabora's team working directly on the Linux kernel is growing. Collaborans continue to expand on their efforts to close the gap between hardware support on vendor trees and mainline.

Kernel 5.13: Growing team and KernelCI hackfest

Adding VP9 and MPEG2 stateless support in v4l2codecs for GStreamer

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.

Adding VP9 and MPEG2 stateless support in v4l2codecs for GStreamer

A very successful first KernelCI hackfest

June 21, 2021 by Shreeya Patel  |   News & Events

Earlier this month, Collabora took part in the very first KernelCI hackfest, initiated as a joint effort with the Google Chrome OS team. Here's a look at what led to our participation and what was accomplished.

A very successful first KernelCI hackfest

Growing for the road ahead

June 21, 2021 by Erica Ryoo  |   News & Events

Despite the many obstacles brought on by the pandemic, Collabora has continued to grow its teams for the road ahead. Join us in welcoming Kiril, Benjamin, Daniel, Shreeya, Ariel, Nicolas and James!

Growing for the road ahead

Bag of Freebies for XR Hand Tracking: Machine Learning & OpenXR

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.

Bag of Freebies for XR Hand Tracking: Machine Learning & OpenXR

Testing cameras with lc-compliance on KernelCI

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.

Testing cameras with lc-compliance on KernelCI

Zink: Summer 2021 update

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.

Zink: Summer 2021 update

Open Source OpenGL ES 3.1 on Mali GPUs with Panfrost

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.

Open Source OpenGL ES 3.1 on Mali GPUs with Panfrost

Wine on Wayland meets Vulkan, multi-monitor support & more

June 07, 2021 by Alexandros Frantzis  |   News & Events

We first announced our work on the driver last December, and posted an update earlier this year. We are now happy to announce a second update for this driver, adding several major features which increase its scope and utility.

Wine on Wayland meets Vulkan, multi-monitor support & more

A libweston-based compositor for Automotive Grade Linux

June 02, 2021 by Marius Vlad  |   News & Events

Simplifying AGL's existing Wayland-based graphical stack and avoiding the use of modules that aren't maintained upstream has lead to the creation of a new compositor based on libweston, bringing more reliable and fine-grained system control.

A libweston-based compositor for Automotive Grade Linux

Bridging the OpenGL and Vulkan divide

May 27, 2021 by Rohan Garg  |   News & Events

Thanks to a new, low overhead extension in Mesa, OpenGL and Vulkan applications can now talk to each other, bringing more flexibility to application developers while easing the transition path between the industry-standard Khronos® APIs.

Bridging the OpenGL and Vulkan divide

Optimizing 3D performance with virglrenderer

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.

Optimizing 3D performance with virglrenderer

Mainline Linux gains accelerated video decoding for Microchip's SAMA5D4

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.

Mainline Linux gains accelerated video decoding for Microchip's SAMA5D4

Quick hack: Patching kernel modules using DKMS

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.

Quick hack: Patching kernel modules using DKMS

Kernel 5.12: Working to close the gap

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.

Kernel 5.12: Working to close the gap

Build your own application with GTK 4 as a Meson subproject!

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.

Build your own application with GTK 4 as a Meson subproject!

Profiling virtualized GPU acceleration with Perfetto

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.

Profiling virtualized GPU acceleration with Perfetto

Continuous 3D Hand Pose Tracking using Machine Learning & Monado

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.

Continuous 3D Hand Pose Tracking using Machine Learning & Monado

An easy to use MTP implementation for your next embedded Linux project

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.

An easy to use MTP implementation for your next embedded Linux project

PanVk: An Open Source Vulkan driver for Arm Mali Midgard and Bifrost GPUs

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.

PanVk: An Open Source Vulkan driver for Arm Mali Midgard and Bifrost GPUs

Rust: integrating LLVM source-base code coverage with GitLab

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.

Rust: integrating LLVM source-base code coverage with GitLab

Linaro Virtual Connect - Spring 2021

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.

Linaro Virtual Connect - Spring 2021

Build and run GTK 4 applications with Visual Studio

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).

Build and run GTK 4 applications with Visual Studio

OpenGL on DirectX: Conformance & upstreaming of the D3D12 driver

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!

OpenGL on DirectX: Conformance & upstreaming of the D3D12 driver

New features, changes & improvements to KernelCI's UI

March 04, 2021 by Alexandra Pereira  |   Blog

The most complete automated testing and continuous integration tool for the Linux kernel continues to evolve at a rapid pace. Here's a look at the latest improvements to the KernelCI dashboard, the main web interface used by the project.

New features, changes & improvements to KernelCI's UI

Asymmetric Multi Processing with Linux & Zephyr on the STM32MP1

March 03, 2021 by Arnaud Ferraris  |   Blog

In the embedded world, many modern SoCs such as the ST Microelectronics STM32MP1 now include coprocessor cores which can be used for a wide range of tasks and can offload some of the work from the main processor.

Asymmetric Multi Processing with Linux & Zephyr on the STM32MP1

Wine on Wayland: An exciting first update

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.

Wine on Wayland: An exciting first update

New year, new kernel: Collabora's contributions to Linux 5.11

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.

New year, new kernel: Collabora's contributions to Linux 5.11

Adding HEVC/H.265 support for NXP's i.MX 8M

February 17, 2021 by Benjamin Gaignard  |   Blog

Our recent efforts on the Hantro kernel driver have resulted in the addition of H.264 decoding support and multiple performance improvements. We are now introducing High Efficiency Video Coding, also known as H.265, decoding support on NXP's i.MX8 M.

Adding HEVC/H.265 support for NXP's i.MX 8M

Monado 21.0.0, an officially conformant OpenXR implementation!

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!

Monado 21.0.0, an officially conformant OpenXR implementation!

Network adaptive streaming with Hwangsaeul

February 08, 2021 by Jakub Adam  |   Blog

Hwangsaeul, or H8L, a remote surveillance streaming solution, utilizes the capability of libsrt to collect statistics from open SRT sockets and by continuously analyzing the available data tries to detect potential connectivity issues.

Network adaptive streaming with Hwangsaeul

Trimming apitrace workload captures for better Mesa testing

February 01, 2021 by Gert Wollny  |   Blog

Complex, real-world correctness tests and performance analysis are now possible thanks to gltrim, a new tool recently added to apitrace, designed to trim replayable traces to single, user-defined frames.

Trimming apitrace workload captures for better Mesa testing

GStreamer on Windows: adding WebRTC support to a gst-build install

January 28, 2021 by Aaron Boxer  |   Blog

Earlier this week, WebRTC became an official W3C and IETF standard. GStreamer has a powerful and rapidly maturing WebRTC implementation. So, the obvious question is: how do we build this on Windows?

GStreamer on Windows: adding WebRTC support to a gst-build install

Implementing a performance boosting algorithm in Coccinelle

January 21, 2021 by Jaskaran Singh  |   Blog

Last year, from June to September, I worked on the kernel development tool Coccinelle under Collabora. I implemented a performance boosting algorithm for one of Coccinelle's use cases. Here's a look at this work.

Implementing a performance boosting algorithm in Coccinelle

One weekend, two conferences

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.

One weekend, two conferences

Desktop OpenGL 3.1 on Mali GPUs with Panfrost

January 13, 2021 by Alyssa Rosenzweig  |   Blog

The open source Panfrost driver for Arm Mali Midgard and Bifrost GPUs now provides non-conformant OpenGL ES 3.0 on Bifrost and desktop OpenGL 3.1 on Midgard (Mali T760 and newer) and Bifrost, in time for Mesa's first release of 2021.

Desktop OpenGL 3.1 on Mali GPUs with Panfrost

A Wayland driver for Wine

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.

A Wayland driver for Wine

Kernel 5.10: Rockchip, H.264, Bifrost & more!

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.

Kernel 5.10: Rockchip, H.264, Bifrost & more!

Empathy first: Driving growth through people leadership

November 30, 2020 by Eleni Katsoula  |   Blog

This year, the global pandemic has put a strain on us all. Motivation can become hard to maintain, worries can cloud our minds. Now more than ever, it is important to try and connect with our colleagues.

Empathy first: Driving growth through people leadership

Developing Wayland Color Management and High Dynamic Range

November 19, 2020 by Pekka Paalanen  |   Blog

Wayland is still lacking proper consideration for color management & support for high dynamic range (HDR) imagery. However, a group of developers has begun an effort to fix this situation. This is their story.

Developing Wayland Color Management and High Dynamic Range

Linux App Summit 2020

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!

Linux App Summit 2020

A summer sprint: bringing near-native performance to Zink

November 06, 2020 by Mike Blumenkrantz  |   Blog

This week marks two years since the OpenGL implementation on Vulkan was initially announced. Since then, and especially over the past few months, much has progressed with many new features being added and performance now close to native (95%!).

A summer sprint: bringing near-native performance to Zink

From Panfrost to production, a tale of Open Source graphics

November 03, 2020 by Alyssa Rosenzweig  |   Blog

Since our previous update on Panfrost, the open source stack for Arm's Mali Midgard and Bifrost GPUs, we've focused on taking our driver from its reverse-engineered origins on Midgard to a mature stack.

From Panfrost to production, a tale of Open Source graphics

Monado update: Passing conformance, Android support & more

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.

Monado update: Passing conformance, Android support & more

Open Source Summit Europe & ELCE 2020

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!

Open Source Summit Europe & ELCE 2020

Kernel 5.9: Onwards and upwards

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.

Kernel 5.9: Onwards and upwards

Engaging in an "Open First" remote internship at Collabora

October 20, 2020 by Gustavo Noronha  |   Blog

The concept of a remote internship may raise some doubts, or even red flags, for many students, as would remote jobs for professionals. As a result, we pay extra attention to how we onboard and support our interns.

Engaging in an "Open First" remote internship at Collabora

Collabora & GStreamer 1.18

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.

Collabora & GStreamer 1.18

Building GStreamer text rendering and overlays on Windows with gst-build

September 28, 2020 by Aaron Boxer  |   Blog

GStreamer relies on various 2D font rendering and layout libraries such as Pango and Cairo to generate text for the Pango plugin, which contains elements such as textoverlay. Here's how to add the Pango plugin to a gst-build installation on Windows.

Building GStreamer text rendering and overlays on Windows with gst-build

Initcalls, part 2: Digging into implementation

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.

Initcalls, part 2: Digging into implementation

Open Source meets Super Resolution, part 1

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.

Open Source meets Super Resolution, part 1

X.Org Developer's Conference 2020

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.

X.Org Developer's Conference 2020

Integrating libcamera into PipeWire

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.

Integrating libcamera into PipeWire

Pushing pixels to your Chromebook

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).

Pushing pixels to your Chromebook

Using the Linux kernel's Case-insensitive feature in Ext4

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.

Using the Linux kernel's Case-insensitive feature in Ext4

One week, two events: DebConf20 & Linux Plumbers Conference

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.

One week, two events: DebConf20 & Linux Plumbers Conference

Panfrost performance counters with Perfetto

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!

Panfrost performance counters with Perfetto

High bitrate video streaming with GStreamer's RTP elements

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.

High bitrate video streaming with GStreamer's RTP elements

Understanding computer vision & AI, part 1

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.

Understanding computer vision & AI, part 1

Testing Weston DRM/KMS backends with virtme and VKMS

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.

Testing Weston DRM/KMS backends with virtme and VKMS

Kernel 5.8: Collabora's biggest & most significant contributions yet!

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.

Kernel 5.8: Collabora's biggest & most significant contributions yet!

Lighthouse positional tracking in Monado with libsurvive

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.

Lighthouse positional tracking in Monado with libsurvive

WirePlumber 0.3 released, now ready for the desktop

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.

WirePlumber 0.3 released, now ready for the desktop

An introduction to Linux kernel initcalls

July 14, 2020 by Mylène Josserand  |   Blog

Initcalls, which serve to call functions during boot, were implemented early on in the development of the Linux Kernel. Read on as we take a closer look, including their purpose, their usage, ways to debug them (using initcall_debug or FTrace), and more.

An introduction to Linux kernel initcalls

Deep dive into OpenGL over DirectX layering

July 09, 2020 by Louis-Francis Ratté-Boulianne  |   Blog

Earlier this year, we announced a new project with Microsoft: the implementation of OpenCL & OpenGL to DirectX translation layers. Here's the latest on this work, including the steps taken to improve the performance of the OpenGL-On-D3D12 driver.

Deep dive into OpenGL over DirectX layering

Welcoming five new Collaborans!

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!

Welcoming five new Collaborans!

Monado: Multi-application support with XR_EXTX_overlay

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.

Monado: Multi-application support with XR_EXTX_overlay

Using syzkaller, part 4: Driver fuzzing

June 26, 2020 by Ricardo Cañuelo Navarro  |   Blog

Syzkaller is much needed tool for Linux kernel testing and debugging. With some work, it can also be enhanced to find bugs in specific drivers, such as V4L2. Here's how.

Using syzkaller, part 4: Driver fuzzing

Cross building Rust GStreamer plugins for the Raspberry Pi

June 23, 2020 by Guillaume Desmottes  |   Blog

Previously, we discussed about how Rust can be a great language for embedded programming. In this article, we'll explain an easy setup to cross build Rust code depending on system libraries, a common requirement when working on embedded systems.

Cross building Rust GStreamer plugins for the Raspberry Pi

Embedded Linux & Open Source take the virtual stage

June 18, 2020 by Mark Filion  |   News & Events

Collabora will be presenting on five separate occasions during the virtual editions of Embedded Linux Conference North America and Open Source Summit North America, taking place later this month.

Embedded Linux & Open Source take the virtual stage

Generating MPEG-DASH streams for Open Source adaptive streaming with GStreamer

June 12, 2020 by Stéphane Cerveau  |   Blog

Adaptive streaming is a technique to provide flexibility and scalability by offering variable bit-rate streams to the client. Here's a quick guide on how to generate a MPEG-DASH stream (the most completely adaptive streaming technique) using GStreamer.

Generating MPEG-DASH streams for Open Source adaptive streaming with GStreamer

Bifrost meets GNOME: Onward & upward to zero graphics blobs

June 05, 2020 by Alyssa Rosenzweig  |   Blog

With only free software, a Mali G31 chip can now run Wayland compositors with zero-copy graphics, including GNOME 3. We can run every scene in glmark2-es2, 3D games like Neverball can be played, and video players mpv and Kodi are now supported.

Bifrost meets GNOME: Onward & upward to zero graphics blobs

Kernel 5.7: Forging ahead, despite COVID-19

June 04, 2020 by Andrzej Pietrasiewicz  |   News & Events

This latest release is the first to contain development work accomplished amid the lockdown measures. Despite these significant changes, Collaborans have also been steadfast in their contributions, with multiple projects progressing.

Kernel 5.7: Forging ahead, despite COVID-19

Google Summer of Code 2020

June 01, 2020 by Mark Filion  |   News & Events

Coding hss begun for this year's Google Summer of Code (GSoC) projects, announced earlier last month. The 2020 edition selected 1,199 students from 66 countries, to work with 199 mentoring organizations over the course of the summer.

Google Summer of Code 2020

Monado OpenXR runtime development gaining momentum: version 0.2, multi-layer support & more!

May 29, 2020 by Jakob Bornecrantz  |   News & Events

With the excellent (online) edition of Augmented World Expo 2020 in full swing this week, what better time to announce version 0.2 of the Monado OpenXR runtime for Linux. It's been a very busy three months since the last Monado developer update!

Monado OpenXR runtime development gaining momentum: version 0.2, multi-layer support & more!

Using regmaps to make Linux drivers more generic

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.

Using regmaps to make Linux drivers more generic

Laval Virtual: OpenXR master class in VR!

May 18, 2020 by Mark Filion  |   News & Events

A few weeks ago, Ryan Pavlik presented "Unifying Reality: Building Experiences with OpenXR", a master class on OpenXR, the open standard API for building VR and AR experiences that work across devices, now and into the future.

Laval Virtual: OpenXR master class in VR!

Cross-compiling with gst-build and GStreamer

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.

Cross-compiling with gst-build and GStreamer

Using syzkaller, part 3: Fuzzing your changes

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.

Using syzkaller, part 3: Fuzzing your changes

xrdesktop 0.14 with OpenXR support is here!

May 08, 2020 by Lubosz Sarnecki  |   News & Events

Sponsored by Valve, this latest release of the Open Source project which enables interaction with traditional desktop environments, such as GNOME and KDE, in VR, brings the largest amount of changes yet, with many new features and architectural improvements.

xrdesktop 0.14 with OpenXR support is here!

WirePlumber, the PipeWire session manager

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.

WirePlumber, the PipeWire session manager

Service process and out of process compositing in Monado

April 30, 2020 by Lubosz Sarnecki  |   News & Events

A new monado-service binary and out of process compositor has landed in Monado, the fully Open Source OpenXR runtime for Linux! Here's a demo of the compositor's new abilities running with the new Blender OpenXR VR Session.

Service process and out of process compositing in Monado

Reducing the size of a Rust GStreamer plugin

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?

Reducing the size of a Rust GStreamer plugin

From Bifrost to Panfrost - deep dive into the first render

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)!

From Bifrost to Panfrost - deep dive into the first render

Say hello to the newest Collaborans!

April 21, 2020 by Erica Ryoo  |   News & Events

In these times of disruption and uncertainty, how about some positive news for a change? Let's take a moment to celebrate the newest members of our engineering and administration teams: Mylène, Christopher, Melissa, Ricardo and Leandro!

Say hello to the newest Collaborans!

Alyssa Rosenzweig receives Google Open Source Peer Bonus

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!

Alyssa Rosenzweig receives Google Open Source Peer Bonus

Using syzkaller, part 2: Detecting programming bugs in the Linux kernel

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.

Using syzkaller, part 2: Detecting programming bugs in the Linux kernel

Open Source software releases: Q1 2020 recap

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.

Open Source software releases: Q1 2020 recap

Clean, reliable setup for dependency installation

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.

Clean, reliable setup for dependency installation

Adding mainline Arm Frame Buffer Compression support for Rockchip

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).

Adding mainline Arm Frame Buffer Compression support for Rockchip

Projects and progress in Linux kernel 5.6

March 31, 2020 by Helen Koike  |   News & Events

Despite the challenges presented by COVID-19, Linux kernel development continues. Here's a look at the various projects Collaborans have been involved in, and the progress made in kernel 5.6, which was released over the weekend.

Projects and progress in Linux kernel 5.6

Linaro Tech Days: Wayland, Weston & Open Source GPU drivers

March 30, 2020 by Mark Filion  |   News & Events

This week, Daniel Stone and Tomeu Vizoso will be taking part in Linaro Tech Days, a series of technical sessions presented live online via Zoom webinar and streamed on YouTube. These sessions are free to attend and open to the public!

Linaro Tech Days: Wayland, Weston & Open Source GPU drivers

Using syzkaller, part 1: Fuzzing the Linux kernel

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.

Using syzkaller, part 1: Fuzzing the Linux kernel

Introducing OpenCL and OpenGL on DirectX

March 24, 2020 by Erik Faye-Lund  |   News & Events

Today, Collabora is excited to announce a partnership with Microsoft to build OpenCL and OpenGL mapping layers on DirectX, in order to bring OpenCL 1.2 and OpenGL 3.3 support to all Windows and DirectX 12 enabled devices.

Introducing OpenCL and OpenGL on DirectX

Getting started with GStreamer's gst-build

March 19, 2020 by Stéphane Cerveau  |   Blog

GStreamer relies on multiple repositories such as base and good to build its ecosystem, and now owns more than 30 projects in Gitlab. So, a unified tool/build system has always been necessary to build a specified version.

Getting started with GStreamer's gst-build

Why remote working can be good for people, business and environment

March 10, 2020 by Olivier Potin  |   Blog

Here at Collabora, we trust our people to work remotely, we give them full responsibility for their output, and we believe it helps creating an even stronger internal culture and comes with some other positives.

Why remote working can be good for people, business and environment

PipeWire, the media service transforming the Linux multimedia landscape

March 05, 2020 by Julian Bouzas  |   Blog

PipeWire 0.3 was released a few days ago, marking a big step forward in the effort of making this emerging media service the core layer of all multimedia on Linux.

PipeWire, the media service transforming the Linux multimedia landscape

Experimental Panfrost GLES 3.0 support has landed in Mesa

February 27, 2020 by Alyssa Rosenzweig  |   Blog

Panfrost's ES 3.0 support has landed in upstream Mesa and works with a mainline Linux kernel. The support is still early, but if you're feeling adventurous, feel free to give it a try on your favourite ES 3.0 applications and games.

Experimental Panfrost GLES 3.0 support has landed in Mesa

Monado OpenXR runtime developer update

February 25, 2020 by Jakob Bornecrantz  |   News & Events

Ever since announcing the project at GDC 2019, we have been working on improving the full open source XR stack to a usable state. Today, we are very happy to tag version 0.1 of the Monado OpenXR runtime for Linux!

Monado OpenXR runtime developer update

Using gcc sanitisers to get a nasty bug fixed

February 18, 2020 by Andrej Shadura  |   Blog

When a bug surprises you when doing Apertis packaging of a typical vendor code signing tool, it's time to debug it using the compiler's built-in tools.

Using gcc sanitisers to get a nasty bug fixed

Low latency streaming of security video feeds with SRT and GStreamer

February 12, 2020 by Jakub Adam  |   News & Events

With the advent of 5G networks, it's now possible to stream high quality video in real-time with a very low latency that wasn't possible with the past generations of mobile networks.

Low latency streaming of security video feeds with SRT and GStreamer

FOSDEM 2020 - Recorded presentations (videos)

February 05, 2020 by Mark Filion  |   Blog

From KernelCI's new home, the latest on Zink (OpenGL on Vulkan), OpenXR & Monado, PipeWire in the automotive industry, JPEG2000, and GStreamer on the Magic Leap One, Collaborans gave talks in 6 different devrooms, as well on the main track.

FOSDEM 2020 - Recorded presentations (videos)

Linux Kernel 5.5

January 30, 2020 by Sebastian Reichel  |   News & Events

With the 5.5 kernel released earlier this week, here's a detailed look at Collabora’s contributions, including work to improve upstream support of peripherals used together with the i.MX 6 family of processors.

Linux Kernel 5.5

FOSDEM 2020

January 23, 2020 by Mark Filion  |   News & Events

In less than 10 days, Collabora will be in Brussels to take part in this year's edition of FOSDEM! Come say hello, or catch one of the dozen talks (in the main track and 6 different devrooms) given by Collaborans!

FOSDEM 2020

Meet the newest Collaborans!

January 16, 2020 by Erica Ryoo  |   News & Events

What better way to start the new year than by highlighting the newest members of our engineering and administrative teams who joined in Q4 2019! Please join us in welcoming Antonio, Afonso, Narciso and Eleni!

Meet the newest Collaborans!

Opening up Mali T720

December 20, 2019 by Alyssa Rosenzweig  |   Blog

If you have a device with a Mali T720 or T820 GPU, you’re in luck – your device is now supported in upstream Mesa at feature parity with other GPUs. Get out your Allwinner H6 or Amlogic S912 board, grab the latest Mesa, and enjoy a match of SuperTuxKart!

Opening up Mali T720

New graphing tool for PipeWire debugging

December 09, 2019 by Julian Bouzas  |   Blog

PipeWire, the new and emerging open source framework that aims to greatly improve the exchange and management of audio and video streams inside a Linux system, has seen a number of improvements and bug fixes over the past year.

New graphing tool for PipeWire debugging

Linux Kernel 5.4

December 02, 2019 by Enric Balletbò i Serra  |   News & Events

Linus has released the 5.4 kernel and Collabora was once again a very active contributor with 12 Collaborans authoring 95 commits while also helping the kernel maintainers by contributing 124 Reviewed-by tags.

Linux Kernel 5.4

Building GStreamer on Windows

November 26, 2019 by Aaron Boxer  |   Blog

With the advent of meson and gst-build, it is now possible to set up a GStreamer Windows development environment that rivals the finest Linux has to offer, with full support for Visual Studio debugging into the library.

Building GStreamer on Windows

And the Collabora family keeps growing!

November 20, 2019 by Jassie Badion  |   News & Events

As we begin winding down 2019, it's time to take a moment to celebrate the new Collaborans who joined our various engineering and administrative teams in Q2 & Q3 this year!

And the Collabora family keeps growing!

GStreamer & automated testing in Lyon

October 30, 2019 by Mark Filion  |   News & Events

Following three days at ELCE, Collaborans are continuing their stay in the capital of France’s Auvergne-Rhône-Alpes region to take part the annual GStreamer Conference, as well as the Automated Testing Summit.

GStreamer & automated testing in Lyon

A new home for KernelCI

October 28, 2019 by Guillaume Tucker  |   News & Events

The KernelCI project, which powers kernelci.org with automated testing for the upstream Linux kernel, has found a new home after sailing through uncharted waters for over five years.

A new home for KernelCI

Embedded Linux Conference Europe 2019

October 25, 2019 by Mark Filion  |   News & Events

Next week, Collabora will be sponsoring, exhibiting & speaking at ELCE in Lyon, France. We'll be showcasing not one but two demos at our booth this year: arcade racing on a ROCK Pi 4 with Panfrost, and GStreamer on the Magic Leap One.

Embedded Linux Conference Europe 2019

Zink: Fall Update

October 24, 2019 by Erik Faye-Lund  |   Blog

I recently went to XDC 2019, where I gave yet another talk about Zink. I kinda forgot to write a blog-post about it, so here’s me trying to make up for it… or something like that. I’ll also go into some more recent developments as well.

Zink: Fall Update

Adding stateless support to vicodec

October 09, 2019 by Dafna Hirschfeld  |   Blog

Prior to joining Collabora, I took part in Round 17 of the Outreachy internships, to work on the virtual drivers in the media subsystem of the Linux kernel, or more specifically, on the vicodec driver.

Adding stateless support to vicodec

Why HDCP support in Weston is a good thing

October 03, 2019 by Pekka Paalanen  |   Blog

What HDCP is, and why supporting HDCP in Weston is justified in both an economical and technical context.

Why HDCP support in Weston is a good thing

Open graphics in Montreal

September 30, 2019 by Mark Filion  |   News & Events

Collabora is proud to be hosting in Montreal the 2019 edition of the 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.

Open graphics in Montreal

All the right ingredients in Paris

September 20, 2019 by Mark Filion  |   News & Events

Next week, Collaborans including Julian Bouzas and Enric Balletbò i Serra will be in Paris to participate in the 3rd edition of Embedded Recipes and 8th edition of Kernel Recipes

All the right ingredients in Paris

Linux Kernel 5.3

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.

Linux Kernel 5.3

Open Source at IBC 2019

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.

Open Source at IBC 2019

Bringing the FOSS XR community together

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.

Bringing the FOSS XR community together

Virglrenderer and the state of virtualized virtual worlds

August 28, 2019 by Gert Wollny  |   Blog

With the release of virglrenderer 0.8.0, getting accelerated OpenGL within a virtual machine (VM) made a big leap forward. Since virglrenderer-0.7.0, the code base has seen ~600 commits, and Collabora provided more than 80% of these contributions.

Virglrenderer and the state of virtualized virtual worlds

Embedded in San Diego

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.

Embedded in San Diego

Panfrost & Wayland on a Rockchip board

August 06, 2019 by Rohan Garg  |   Blog

Ongoing work on the reverse-engineered Panfrost OpenGL ES driver for Arm Mali GPUs has turned the RK3399 SoC into a very attractive platform to try out Wayland on ARM devices.

Panfrost & Wayland on a Rockchip board

What's new in OpenXR 1.0 & Monado?

August 02, 2019 by Ryan Pavlik  |   Blog

As part of its unwavering commitment to open source and open standards, Collabora is proud to be part of bringing the recently-released OpenXR 1.0 to life, and to be pioneering the Monado open source runtime for OpenXR.

What's new in OpenXR 1.0 & Monado?

Linux Developer Conference Brazil 2019

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.

Linux Developer Conference Brazil 2019

Moving the Linux desktop to another reality

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.

Moving the Linux desktop to another reality

Zink: Summer Update & SIGGRAPH 2019

July 25, 2019 by Erik Faye-Lund  |   Blog

There's been quite a few updates to Zink, an OpenGL implementation on top of Vulkan, since I last wrote about it. Here's an overview of the recent changes, as well as an exciting announcement!

Zink: Summer Update & SIGGRAPH 2019

Collabora & Debian 10 (Buster)

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!

Collabora & Debian 10 (Buster)

GStreamer in Oslo

July 18, 2019 by Nicolas Dufresne  |   Blog

A little over a month and a half ago, Collaborans including Aaron Boxer, George Kiagiadakis, Guillaume Desmottes, Stéphane Cerveau and myself took part in the GStreamer Spring Hackfest in Oslo. This year, the hackfest was kindly hosted by Pexip.

GStreamer in Oslo

Linux Kernel 5.2

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.

Linux Kernel 5.2

GNOME meets Panfrost

June 26, 2019 by Alyssa Rosenzweig  |   Blog

In my last Panfrost blog post, I announced my internship goal: improve Panfrost to run GNOME3. GNOME is a popular Linux desktop making heavy use of OpenGL; to use GNOME with only free and open source software on a machine with Mali graphics, Panfrost…

GNOME meets Panfrost

Using dummy-hcd to play with USB gadgets

June 24, 2019 by Andrzej Pietrasiewicz  |   Blog

Dummy_hcd which consists of a software-emulated host controller and a UDC chip. In other words, this means you can play with USB gadgets even if you don't have the appropriate hardware, because your PC can act as both a USB host and a USB device.

Using dummy-hcd to play with USB gadgets

Welcoming the newest Collaborans!

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!

Welcoming the newest Collaborans!

Building Debian images for Le Potato and OrangePi with debos

June 18, 2019 by Frédéric Danis  |   Blog

Both the Le Potato and OrangePi Zero Plus2 boards are already supported by Armbian. But how do you get a minimal Debian upstream image with only the packages you want? Debos is the perfect tool to do this.

Building Debian images for Le Potato and OrangePi with debos

Joining Collabora for a summer of Panfrost

June 05, 2019 by Alyssa Rosenzweig  |   Blog

Years ago, I joined the open-source community with a passion and a mission: to enable equal access to high-quality computing via open-source software. With this mission, I co-founded Panfrost, aiming to create an open-source driver for the Mali GPU.

Joining Collabora for a summer of Panfrost

Google Summer of Code 2019

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.

Google Summer of Code 2019

Testing Video4Linux2 drivers like a boss

May 23, 2019 by Ezequiel Garcia  |   Blog

With virtme, you can run a custom built kernel on top of our running root filesystem. In this post, we explore another example of virtme in action, and see how to test Video4Linux2 drivers on bleeding edge GStreamer builds.

Testing Video4Linux2 drivers like a boss

Permissively-licensed MTP device implementation

May 16, 2019 by Andrzej Pietrasiewicz  |   Blog

Introducing cmtp-responder - a permissively licensed Media Transfer Protocol (MTP) responder implementation which allows embedded devices to provide MTP services and supports a core set of MTP operations.

Permissively-licensed MTP device implementation

An eBPF overview, part 5: Tracing user processes

May 14, 2019 by Adrian Ratiu  |   Blog

Up until now, talking in-depth about userspace tracing was deliberately avoided because it merits special treatment, hence this part devoted to it. We'll now look at the why of it, and we'll examine eBPF user tracing in two categories: static and dynamic.

An eBPF overview, part 5: Tracing user processes

Linux Kernel 5.1

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.

Linux Kernel 5.1

CEF on Wayland upstreamed

May 08, 2019 by Santosh Mahto  |   Blog

After a successful team effort, the patch enabling the Chromium Embedded Framework (CEF) Ozone builds to run with different platform backends, such as Wayland, has finally landed upstream.

CEF on Wayland upstreamed

Collabora & GStreamer 1.16

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.

Collabora & GStreamer 1.16

An eBPF overview, part 4: Working with embedded systems

May 06, 2019 by Adrian Ratiu  |   Blog

Now that we've studied the mainstream way of developing and using eBPF programs on top of the low-level VM mechanisms, we'll look at projects taking different approaches, attempting solutions to some of the unique problems faced by embedded Linux.

An eBPF overview, part 4: Working with embedded systems

Running Android and Wayland on embedded devices

May 02, 2019 by Robert Foss  |   Blog

A previous post introduced the SPURV Android compatibility layer for Wayland based Linux environment. In this post, we're going to dig into how you can run an Android application on the very common i.MX6 based Nitrogen6_MAX board.

Running Android and Wayland on embedded devices

An eBPF overview, part 3: Walking up the software stack

April 26, 2019 by Adrian Ratiu  |   Blog

In part 1 and 2 of this series, we took a condensed in-depth look at the eBPF VM. In part 3, we define the high-level components of an eBPF program, including the backend, loader, frontend and data structures.

An eBPF overview, part 3: Walking up the software stack

GStreamer buffer flow analyzer

April 25, 2019 by Guillaume Desmottes  |   Blog

GStreamer's logging system is an incredibly powerful ally when debugging but it can sometimes be a bit daunting to dig through the massive amount of generated logs. I often find myself writing small scripts processing gst logs when debugging.

GStreamer buffer flow analyzer

Weston debugging and tracing on-the-fly

April 24, 2019 by Marius Vlad  |   Blog

The recent release of version 6 of the Weston compositor has brought with it the weston-debug protocol, a new feature that allows developers and users alike to display on-the-fly various debugging (logging) information generated by the compositor.

Weston debugging and tracing on-the-fly

Quick hack: git-pw

April 18, 2019 by Ezequiel Garcia  |   Blog

A well-known Linux kernel developer once said, a poor craftsman famously complains about his tools, but a good craftsman knows how to choose excellent tools. Here's a python-based tool that integrates git and patchwork, and can greatly improve your toolbox.

Quick hack: git-pw

An eBPF overview, part 2: Machine & bytecode

April 15, 2019 by Adrian Ratiu  |   Blog

The second part of this series takes a more in-depth look at the eBPF VM and program studied in the first part. Having this low level knowledge is not mandatory but can be a very useful foundation for the rest of the series.

An eBPF overview, part 2: Machine & bytecode

GStreamer support for the RIST Specification

April 09, 2019 by Nicolas Dufresne  |   News & Events

Collabora contributes elements implementing the RIST Simple Profile to GStreamer. This specification adds retransmissions to RTP streams in a way that it compatible with existing broadcast encoders and decoders.

GStreamer support for the RIST Specification

An eBPF overview, part 1: Introduction

April 05, 2019 by Adrian Ratiu  |   Blog

Interested in learning more about low-level specifics of the eBPF stack? Read on as we take a deep dive, from its VM mechanisms and tools, to running traces on remote, resource-constrained embedded devices.

An eBPF overview, part 1: Introduction

Running Android next to Wayland

April 01, 2019 by Robert Foss  |   Blog

It's now possible to run Android applications in the same graphical environment as regular Wayland Linux applications with full 3D acceleration. Here's a look at SPURV, our experimental containerized Android environment.

Running Android next to Wayland

Linaro Connect meets Panfrost

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.

Linaro Connect meets Panfrost

Modern USB gadget on Linux & how to integrate it with systemd (Part 2)

March 27, 2019 by Andrzej Pietrasiewicz  |   Blog

In the previous post I introduced you to the subject of USB gadgets implemented as machines running Linux. In this post, we look at how to implement your very own USB function with FunctionFS and how to integrate that with systemd.

Modern USB gadget on Linux & how to integrate it with systemd (Part 2)

Bootstraping a minimal Arch Linux image

March 20, 2019 by André Almeida  |   Blog

In this tutorial, we'll look at how to create a functional and simple Arch Linux virtual machine image, that can have network access, display graphical windows and share a folder with the host.

Bootstraping a minimal Arch Linux image

Introducing: Monado

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.

Introducing: Monado

European R-Car Consortium Forum 2019

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!

European R-Car Consortium Forum 2019

An overview of the Panfrost driver

March 13, 2019 by Robert Foss  |   Blog

During the past few months significant progress has been made on the Open Source Arm Mali GPU driver front, culminating in the Panfrost driver targeting Mali T and G-series of GPUs being available now.

An overview of the Panfrost driver

Quick hack: Raspberry Pi meets Linux kernel mainline

March 12, 2019 by Helen Koike  |   Blog

With just a few simple steps, you can compile and boot a Raspberry Pi using the Linux kernel mainline source code. Here's how.

Quick hack: Raspberry Pi meets Linux kernel mainline

Linux Kernel 5.0

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!

Linux Kernel 5.0

News from the Debian Cloud Team

March 05, 2019 by Lucas Kanashiro  |   Blog

Since the last Debian release, a number of changes have been made in the Debian Cloud Team, both on the technical & organisational level within the community. Here's a look at what's in store for Buster!

News from the Debian Cloud Team

Automotive Linux in Tokyo

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.

Automotive Linux in Tokyo

Panfrost update: A new kernel driver

March 04, 2019 by Tomeu Vizoso  |   Blog

Following two months of work to develop a new kernel driver for Midgard and Bifrost GPUs, the kernel side of Panfrost is now in a form close to be acceptable in the mainline Linux kernel.

Panfrost update: A new kernel driver

Embedded World 2019

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!

Embedded World 2019

Modern USB gadget on Linux & how to integrate it with systemd (Part 1)

February 18, 2019 by Andrzej Pietrasiewicz  |   Blog

A look at how to implement USB gadget devices on Linux machines which have the necessary UDC hardware, automate the manual configfs process via declarative gadget "schemes", and use systemd for gadget composition at boot time.

Modern USB gadget on Linux & how to integrate it with systemd (Part 1)

FOSDEM 2019 - Recorded presentations (videos)

February 15, 2019 by Mark Filion  |   Blog

From the latest on Open Source projects Zink (OpenGL on Vulkan) and VirGL (virtual 3D GPU for QEMU), to a state of the union on GStreamer embedded, and a look at how the KernelCI project is getting a second breath, Collaborans presented in five devrooms.

FOSDEM 2019 - Recorded presentations (videos)

FOSDEM 2019

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!

FOSDEM 2019

Linux Kernel 4.20

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.

Linux Kernel 4.20

A Panfrost milestone

January 07, 2019 by Tomeu Vizoso  |   Blog

Panfrost, a project that delivers an open source implementation of a driver for the newest versions of the Mali family of GPUs, now includes support for running Wayland compositors and zero-copy GPU-accelerated clients.

A Panfrost milestone

Outreachy - Round 17

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…

Outreachy - Round 17

A dream come true: Android is finally using DRM/KMS

December 17, 2018 by Gustavo Padovan  |   Blog

Released a few months ago, the Google Pixel 3 is the first Android phone running with the mainline graphics stack. A feat that was deemed impossible 10 years ago is now a reality thanks to a lot of hard work from the entire community.

A dream come true: Android is finally using DRM/KMS

ESE Kongress

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.

ESE Kongress

Convincing your manager that upstreaming is in their best interest

November 28, 2018 by Martyn Welch  |   Blog

In an ideal world, everyone would implicitly understand that it just makes good business sense to upstream some of the modifications made when creating your Linux powered devices. Unfortunately, this is a long way from being common knowledge.

Convincing your manager that upstreaming is in their best interest

Metrics for test suite comprehensiveness

November 23, 2018 by Alexandros Frantzis  |   Blog

How can we measure the comprehensiveness of a test suite? Code coverage is the standard metric used in the industry and makes intuitive sense. However, it can often present some difficulties for large scale surveys.

Metrics for test suite comprehensiveness

Gaining eBPF vision: A new way to trace Linux filesystem disk requests

November 21, 2018 by Gabriel Krisman Bertazi  |   Blog

A real-world use case of eBPF tracing to understand file access patterns in the Linux kernel and optimize large applications.

Gaining eBPF vision: A new way to trace Linux filesystem disk requests

FOSS in Toulouse

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!

FOSS in Toulouse

Linux Plumbers in Vancouver

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.

Linux Plumbers in Vancouver

Daniel Stone featured in Linux Format!

November 07, 2018 by Mark Filion  |   News & Events

While our regular column (this time on Video4Linux, written by Ezequiel Garcia) is alive and well in this month's issue of LXF, there's also something else worth highlighting: a 6-page interview with none other than Collabora's Graphics lead, Daniel Stone!

Daniel Stone featured in Linux Format!

Quick hack: Speed up your GitLab CI

November 06, 2018 by Xavier Claessens  |   Blog

Did you know you could register your own PC, or a spare laptop collecting dust in a drawer, to get instant CI going on GitLab? Not only will you get faster CI, but you'll also reduce the queue on the shared runner for others!

Quick hack: Speed up your GitLab CI

Introducing Zink, an OpenGL implementation on top of Vulkan

October 31, 2018 by Erik Faye-Lund  |   Blog

For the last month or so, I've been playing with a new project during my work at Collabora, and as I've already briefly talked about at XDC 2018, it's about time to talk about it to a wider audience.

Introducing Zink, an OpenGL implementation on top of Vulkan

Edinburgh, continued!

October 25, 2018 by Mark Filion  |   News & Events

After three great days attending and catching up with the community at ELCE, Collaborans are continuing their stay in Edinburgh to take part in the GStreamer Conference & Hackfest, the Linux Media Summit and the Automated Testing Summit.

Edinburgh, continued!

Linux Kernel 4.19

October 22, 2018 by Helen Koike  |   News & Events

As the curtains rose on opening day of Embedded Linux Conference Europe & Open Source Summit Europe in Edinburgh, the latest release of the Linux Kernel, 4.19, was made available by Greg Kroah-Hartman. Collaborans were once again very active.

Linux Kernel 4.19

On the low adoption of automated testing in FOSS

October 18, 2018 by Alexandros Frantzis  |   Blog

For projects of any value and significance, having a comprehensive automated test suite is nowadays considered a standard software engineering practice. Why, then, don't we see more prominent FOSS projects employing this practice?

On the low adoption of automated testing in FOSS

Embedded Linux in Edinburgh

October 18, 2018 by Mark Filion  |   News & Events

Next week, Collabora will be sponsoring, exhibiting & speaking at Embedded Linux Confererence Europe in Edinburgh, Scotland. Now in its 13th year, ELCE is the premier vendor-neutral technical conference for companies and developers using embedded Linux.

Embedded Linux in Edinburgh

Automotive Grade Linux AMM

October 15, 2018 by Mark Filion  |   News & Events

This week, two Collaborans will be in Dresden, Germany to take part in the AGL All Member Meeting. George Kiagiadakis and Daniel Stone will be in attendance, with the former also giving a presentation on the latest happenings in upstream multimedia.

Automotive Grade Linux AMM

Recently in Geoclue

October 12, 2018 by Zeeshan Ali  |   Blog

After I started working for Collabora in April, I've finally been able to put some time on maintenance and development of Geoclue again. While I've fixed quite a few issues on the backlog, there has been some significant changes as of late.

Recently in Geoclue

FOSSCOMM

October 12, 2018 by Mark Filion  |   News & Events

We're headed to Heraklion, Greece, to meet with the Panhellenic FOSS community at FOSSCOMM, a conference for programmers, students and anyone else interested in the open source movement!

FOSSCOMM

The beauty of Open Source

October 10, 2018 by Martyn Welch  |   Blog

Like all software, Open Source software isn't without it's bugs and issues. However, thanks to the nature of Open Source, resolving or mitigating the issue you encountered can be quite the satisfying adventure when it comes to scratching the itch.

The beauty of Open Source

MicroDebConf Brasilia

October 02, 2018 by Lucas Kanashiro  |   Blog

Last month, the first "MicroDebConf" took place at the Gama campus of the University of Brasilia. Here's a look at how this one day event came to be, and what was accomplished during that day.

MicroDebConf Brasilia

Paris, A Coruna & Berlin

September 20, 2018 by Mark Filion  |   News & Events

Next week, Collaborans will be heading to Paris, A Coruña & Berlin, to sponsor and speak at four different conferences: Embedded Recipes, Kernel Recipes, All Systems Go and XDC 2018. See you there?

Paris, A Coruna & Berlin

Virtme: The kernel developers' best friend

September 18, 2018 by Ezequiel Garcia  |   Blog

When working on the Linux Kernel, testing via QEMU is pretty common. Here's a look at virtme, a QEMU wrapper that uses the host instead of a virtual disk, making working with QEMU extremely easy.

Virtme: The kernel developers' best friend

Open Source at IBC

September 10, 2018 by Mark Filion  |   News & Events

From September 14 to 18, Collabora will be exhibiting at the IBC Show 2018, the "world's most influential media, entertainment and technology show"! If you are planning on attending, please make sure to stop by our booth, D-15 in Hall 14!

Open Source at IBC

Cambridge XMPP Sprint

August 30, 2018 by Maxime Buquet  |   Blog

Earlier this month, Collabora sponsored & hosted the XMMP Sprint, the first developer event in the XMPP community in a long time. Here's a look at what was accomplished over the weekend, and what's next for this open standard.

Cambridge XMPP Sprint

Testing Chromebooks with LAVA on kernelci.org

August 29, 2018 by Guillaume Tucker  |   Blog

In addition to Collabora's work to add support in mainline Linux kernel for several Chromebooks, these platforms are now being continuously tested as part of kernelci.org. Here's how to set them up for kernel development & automated testing with LAVA.

Testing Chromebooks with LAVA on kernelci.org

Open Source Summit

August 28, 2018 by Mark Filion  |   News & Events

Starting tomorrow, Collaborans will be in beautiful British Columbia to take part, and speak, in this year's Open Source Summit North America! If you are planning on attending, come say hello or catch one of our presentations!

Open Source Summit

Quick hack: git reset upstream

August 27, 2018 by Robert Foss  |   Blog

Working with a git based project that has a defacto upstream repository means that you perioducally want to fetch the canonical master branch. This can be simplified with a .gitconfig alias.

Quick hack: git reset upstream

En route to a robust GPU device selection in GL

August 21, 2018 by Emil Velikov  |   Blog

A look at the work and motivation behind implementing the Khronos EGLDevice extensions in Mesa. These extensions allow users of open source graphics drivers to cleanly describe & select which device to use in heterogeneous systems.

En route to a robust GPU device selection in GL

Linux Kernel 4.18

August 13, 2018 by Ezequiel Garcia  |   News & Events

Another two months and a half have passed, Linux Kernel v4.18 has been released, which means it's time to stop along the way and make a little retrospective. This time around, seven Collaborans have contributed to the kernel, authoring 61 commits.

Linux Kernel 4.18

Cross-compilation made easy for GNOME Builder

August 03, 2018 by Corentin Noël  |   Blog

GNOME Builder is an Integrated Development Environment designed for the GNOME ecosystem. It most notably features a deep integration to the Git version control system, allow to debug applications quickly and allow in-line documentation viewing.

Cross-compilation made easy for GNOME Builder

kms_swrast: A hardware-backed graphics driver

August 01, 2018 by Robert Foss  |   Blog

Presenting a new, hardware-backed, software graphics driver, built upon the Mesa gallium driver framework, which uses kernel kms drm nodes for memory allocation.

kms_swrast: A hardware-backed graphics driver

Collabora continues to grow

July 31, 2018 by Jassie Badion  |   News & Events

Comprised of some of the most motivated and active Open Source contributors and maintainers around the world, our team shares a passion for technology and Open Source, as do these newest members. Welcome Gert, Gustavo, Erik, Christoph, Ryan & Ana!

Collabora continues to grow

DebConf18

July 26, 2018 by Mark Filion  |   News & Events

Collabora is heading East to sponsor & attend DebConf18, the annual Debian conference! The week-long event takes place for the first time in Asia, at the National Chiao Tung University Microelectronics & Information Research Center, in Hsinchu Taiwan.

DebConf18

The docker.io Debian package is back to life

July 04, 2018 by Arnaud Rebillout  |   Blog

Last week, a new version of docker.io, the Docker package provided by Debian, was uploaded to Debian Unstable. Quickly afterwards, the package moved to Debian Testing, the first time in two years that docker.io has migrated to "testing".

The docker.io Debian package is back to life

GUADEC 2018

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!

GUADEC 2018

Introducing debos, a versatile images generator

June 27, 2018 by Ana Guerrero López  |   Blog

In Debian and derivative systems, there are many ways to build images. The simplest tool of choice is often debootstrap. It works by downloading the .deb files from a mirror and unpacking them into a directory which can eventually be chrooted into.

Introducing debos, a versatile images generator

Secure video comes of age

June 25, 2018 by Olivier Crête  |   Blog

Launched by Haivision in 2017, and freely available on GitHub via the Mozilla Public License 2.0, SRT is an innovative UDP-based protocol enabling high-quality, low-latency video streaming across unpredictable networks.

Secure video comes of age

GStreamer CI support for embedded devices

June 11, 2018 by Omar Akkila  |   Blog

Embedded devices are a popular deployment target for GStreamer yet they are not tested on the project's Continuous Integration (CI) system. Here's a look at work done to introduce a Raspberry Pi for automated on-board testing using Jenkins, LAVA & more.

GStreamer CI support for embedded devices

Happy 20th, Open Source

June 05, 2018 by Mark Filion  |   Blog

In late January 1998, Netscape surprised everyone by releasing the source for Communicator, its web browser, making it readily available to all. The marked a turning point, and the birth of a new term, in software development: Open Source.

Happy 20th, Open Source

Linux Kernel 4.17

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.

Linux Kernel 4.17

Four open months at Collabora

May 29, 2018 by Omar Akkila  |   Blog

At the start of 2018 in January, I joined Collabora, an open source software consultancy, as a Software Engineer Intern with the Multimedia team. Reaching the end of that internship, I would like to take the time to share my experience.

Four open months at Collabora

GStreamer spring in Sweden

May 18, 2018 by Zeeshan Ali  |   Blog

Earlier this month, Olivier Crête, Nicolas Dufresne, George Kiagiadakis & I attended the GStreamer Spring Hackfest in Lund, Sweden. Hosted by Axis, it was a great opportunity for the GStreamer community to touch base and work on open bugs and pet projects.

GStreamer spring in Sweden

GPU virtualization update

May 09, 2018 by Elie Tournier  |   Blog

A few months ago, Robert Foss wrote a blog post about virtualizing GPU Access. Here's a look at some of the major improvements that have landed upstream since then, including QEMU using OpenGL ES acceleration, as well as our plans for the future.

GPU virtualization update

GStreamer Spring Hackfest

May 01, 2018 by Olivier Crête  |   Blog

Generously hosted by Axis in the beautiful Lund, Sweden, the annual spring hackfest is an occasion for the community to get together to bond, but also to co-ordinate the next half year of development of the GStreamer multimedia framework.

GStreamer Spring Hackfest

foss-north

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!

foss-north

Upstream Linux support for new NXP i.MX 8

April 17, 2018 by Robert Foss  |   Blog

The i.MX 6 platform has for the past few years enjoyed a large effort to add upstream support to Linux and surrounding projects. The newly introduced i.MX 8 is seeing lots of work being done, despite hardware being still difficult to get access to.

Upstream Linux support for new NXP i.MX 8

Open Source at NAB

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!

Open Source at NAB

Welcoming 9 new Collaborans!

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!

Welcoming 9 new Collaborans!

Linux Kernel 4.16

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.

Linux Kernel 4.16

A new era for Linux's low-level graphics - Part 2

March 23, 2018 by Daniel Stone  |   Blog

Following on from part 1 in the series, part 2 covers more developments in low-level graphics, including support for buffer modifiers in the kernel, Mesa, Wayland, Weston, Mutter and GNOME Shell, and X.Org.

A new era for Linux's low-level graphics - Part 2

Collabora & GStreamer 1.14

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.

Collabora & GStreamer 1.14

FOSSASIA Summit 2018

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.

FOSSASIA Summit 2018

A new era for Linux's low-level graphics - Part 1

March 20, 2018 by Daniel Stone  |   Blog

The latest enhancements to the DRM subsystem have made mainline Linux much more attractive, making drivers easier to write, applications portable, and a much more friendly and collaborative community than we've ever had.

A new era for Linux's low-level graphics - Part 1

Linux isn't immune

March 14, 2018 by Gustavo Padovan  |   Blog

The recent disclosure of Meltdown and Spectre hardware vulnerabilities were unprecedented in the history of computing. They affect a substantial portion of chips powering most of the infrastructure used by our society today.

Linux isn't immune

Embedded Linux Conference 2018

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!

Embedded Linux Conference 2018

Google Open Source Peer Bonus

March 01, 2018 by Mark Filion  |   Blog

Today, Google Open Source announced their first 2018 Open Source Peer Bonus winners, and our graphics lead, Daniel Stone, made the list!

Google Open Source Peer Bonus

Embedded World 2018

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!

Embedded World 2018

FOSDEM - Links to recorded presentations (videos)

February 21, 2018 by Mark Filion  |   Blog

From an introduction to Flatpak, to managing build infrastructure of a Debian derivative, to modern tools to debug GStreamer, Collaborans presented in six different developer rooms, as well as in the main track, at FOSDEM 2018.

FOSDEM - Links to recorded presentations (videos)

SRT, typical examples

February 20, 2018 by Justin Kim  |   Blog

Released earlier this month, the latest version of VLC, the free & open source multimedia player (which also uses the GStreamer framework) now contains SRT modules which had been in development in VLC's master branch.

SRT, typical examples

SRT in GStreamer

February 16, 2018 by Olivier Crête  |   Blog

Transmitting low delay, high quality video over the Internet is hard. The trade-off is normally between video quality and transmission delay (or latency). Internet video has up to now been segregated into two segments: video streaming and video calls.

SRT in GStreamer

LVEE Winter Edition 2018

February 13, 2018 by Mark Filion  |   Blog

Following a great weekend in Brussels for FOSDEM, Collaborans headed east to Belarus to attend & speak at the winter session of the international conference for free/libre open source software developers and users, LVEE.

LVEE Winter Edition 2018

Virtualizing GPU Access

February 12, 2018 by Robert Foss  |   Blog

For the past few years a clear trend of containerization of applications and services has emerged. Having processes containerized is beneficial in a number of ways. It both improves portability and strengthens security.

Virtualizing GPU Access

Collabora & Linux Kernel 4.15

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.

Collabora & Linux Kernel 4.15

FOSDEM: Two days, a dozen talks!

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!

FOSDEM: Two days, a dozen talks!

Kernelci.org automated bisection

January 16, 2018 by Guillaume Tucker  |   Blog

The kernelci.org project aims at continuously testing the mainline Linux kernel, from stable branches to linux-next on a variety of platforms. When a revision fails to build or boot, kernel developers get informed via email reports.

Kernelci.org automated bisection

More to it than beer

January 10, 2018 by Guy Lunardi  |   Blog

Widely recognized as the best conference of its kind in Europe, the 2018 edition of FOSDEM promises to be no different, with a jam-packed schedule of over 600 lectures, lightning talks, developer rooms, and more.

More to it than beer

CEF on Wayland

December 22, 2017 by Gustavo Noronha  |   Blog

We recently assisted a customer who wanted to upgrade their system from X11 to Wayland. The problem: they use CEF as a runtime for web applications and CEF was not Wayland-ready.

CEF on Wayland

Outreachy - Round 15

December 19, 2017 by Mark Filion  |   News & Events

For a second time this year, Collabora is proud to be sponsoring the latest round (Round 15) of Outreachy internships! More specifically, Collabora has chosen to sponsor the Linux kernel projects for the December 2017 - March 2018 semester.

Outreachy - Round 15

12 reasons to join Collabora

December 14, 2017 by Jassie Badion  |   News & Events

With less than 12 days to go before Christmas, here are 12 reasons, from 12 different people who became Collaborans this year, on why you should consider joining our team!

12 reasons to join Collabora

Why Linux HDCP isn't the end of the world

December 11, 2017 by Daniel Stone  |   Blog

Recently, Sean Paul from Google's ChromeOS team, submitted a patch series to enable HDCP - or High-bandwidth Digital Content Protection - support for the Intel display driver.

Why Linux HDCP isn't the end of the world

Quick hack: Building ChromiumOS for QEMU

December 01, 2017 by Robert Foss  |   Blog

Getting ChromiumOS building is reasonably easy, but running it under QEMU requires some work. Here's a guide to help you build all of the software needed to do so.

Quick hack: Building ChromiumOS for QEMU

Your partner in adopting SRT

November 28, 2017 by Mark Filion  |   News & Events

We're delighted to be one of the 33 new members of the Secure Reliable Transport (SRT) Alliance, a group dedicated to accelerating interoperability of video streaming solutions and fostering collaboration with industry leaders to achieve lower latency…

Your partner in adopting SRT

Running Chromium with Ozone-GBM on a GNU/Linux desktop

November 27, 2017 by Alexandros Frantzis  |   Blog

Ozone is Chromium’s next-gen platform abstraction layer for graphics and input. When developing either Ozone itself or an application that uses Ozone, it is often beneficial to be able to run the code on the development machine, which is usually a typical…

Running Chromium with Ozone-GBM on a GNU/Linux desktop

ipcpipeline: Splitting a GStreamer pipeline into multiple processes

November 17, 2017 by George Kiagiadakis  |   Blog

Earlier this year I worked on a certain GStreamer plugin that is called “ipcpipeline”. This plugin provides elements that make it possible to interconnect GStreamer pipelines that run in different processes. In this blog post I am going to explain how…

ipcpipeline: Splitting a GStreamer pipeline into multiple processes

Capitole du Libre

November 16, 2017 by Mark Filion  |   News & Events

We're headed to France’s southern Occitanie region to attend and sponsor the 6th edition of Capitole du Libre, a weekend dedicated to free and Open Source software!

Capitole du Libre

Collabora & Linux Kernel 4.14

November 13, 2017 by Gabriel Krisman Bertazi  |   News & Events

Linux Kernel 4.14 is out, and once again Collabora developers were very active, contributing nearly 200 patches, reviews & sign-offs combined during this development cycle!

Collabora & Linux Kernel 4.14

Linux Developer Conference Brazil

November 10, 2017 by Mark Filion  |   News & Events

We're very excited to be sponsoring and speaking at the very first Linux Developer Conference Brazil, taking place on November 11 at the Instituto de Computação in Campinas!

Linux Developer Conference Brazil

Quick hack: Experiments with crosvm

November 09, 2017 by Tomeu Vizoso  |   Blog

Running crosvm outside Chromium OS is quite easy, with the only complication being that minijail isn't widely packaged in distros. In these instructions, we hack around the issue with linker environment variables so we don't have to install it properly.

Quick hack: Experiments with crosvm

European R-Car Consortium Forum

November 08, 2017 by Mark Filion  |   News & Events

On November 8, we'll be in Düsseldorf, Germany, to take part & exhibit at the 1st edition of the Renesas European R-Car Consortium Forum, a one-day event aimed at bringing together OEMs and Tier1s to discuss the future of car mobility.

European R-Car Consortium Forum

Tracing memory leaks in the NFC Digital Protocol stack

November 06, 2017 by Thierry Escande  |   Blog

Kmemleak allows you to track possible memory leaks inside the Linux kernel. Basically, it tracks dynamically allocated memory blocks in the kernel and reports those without any reference left and that are therefore impossible to free.

Tracing memory leaks in the NFC Digital Protocol stack

Embedded Linux Conference Europe

October 20, 2017 by Mark Filion  |   News & Events

Following a weekend at the GStreamer Conference, Collabora will be continuing its week-long stay in Prague by sponsoring, exhibiting and speaking at Embedded Linux Conference Europe 2017.

Embedded Linux Conference Europe

GStreamer Conference 2017

October 19, 2017 by Mark Filion  |   News & Events

We're thrilled to be once again a platinum sponsor of the annual GStreamer Conference, taking place this weekend (October 21 & 22) at Node5 in Prague, Czech Republic. Come say hello, or catch one of the five presentations given by Collaborans!

GStreamer Conference 2017

Who knew we still had low-hanging fruit?

October 17, 2017 by Gustavo Noronha  |   Blog

Earlier this month I had the pleasure of attending the Web Engines Hackfest, hosted by Igalia at their offices in A Coruña, and also sponsored by my employer, Collabora, Google and Mozilla. It has grown a lot and we had many new people this year.

Who knew we still had low-hanging fruit?

Performance analysis in Linux (continued)

October 06, 2017 by Gabriel Krisman Bertazi  |   Blog

In this post, I will show one more example of how easy it is to disrupt performance of a modern CPU, and also run a quick discussion on why performance matters - as well as present a few cases where it shouldn't matter.

Performance analysis in Linux (continued)

Embedded & Kernel Recipes

September 25, 2017 by Mark Filion  |   News & Events

This week, Collabora is heading to the city of lights, Paris, to sponsor and attend the very first (and sold-out!) edition of Embedded Recipes, as well as the 6th edition of Kernel Recipes!

Embedded & Kernel Recipes

XDC 2017 - Links to recorded presentations (videos)

September 23, 2017 by Guy Lunardi  |   Blog

Many thanks to Google for recording all the XDC2017 talks. To make them easier to watch, here are direct links to each talk recorded at XDC2017.

XDC 2017 - Links to recorded presentations (videos)

XDC comes to Mountain View

September 20, 2017 by Mark Filion  |   News & Events

The 2017 X.Org Developer's Conference kicks off today in Mountain View, California, and along with Collaborans attending & presenting, we're delighted to announce the first ever Collabora XDC Happy Hour!

XDC comes to Mountain View

Open Source Summit North America

September 11, 2017 by Mark Filion  |   News & Events

Collaborans will be giving five talks during this year's edition, which starts today in Los Angeles!

Open Source Summit North America

Collabora & Linux Kernel 4.13

September 06, 2017 by Sebastian Reichel  |   News & Events

Linux Kernel 4.13 is out, with 12 Collabora developers having contributed, pairing up with 4.12 as another kernel release with our highest number of Collabora developers!

Collabora & Linux Kernel 4.13

DebConf 17: Flatpak and Debian

August 17, 2017 by Simon McVittie  |   Blog

Last week, I attended DebConf 17 in Montréal, returning to DebConf for the first time in 10 years (last time was DebConf 7 in Edinburgh). It was great to put names to faces and meet more of my co-developers in person!

DebConf 17: Flatpak and Debian

DebConf comes to Montreal!

August 04, 2017 by Mark Filion  |   News and Events

Collabora is proud to once again be a Gold Sponsor of this year's DebConf, the annual Debian conference for developers! This year's week-long conference takes place from August 6 to 12 at Collège de Maisonneuve in beautiful Montréal, where one of our…

DebConf comes to Montreal!

Upcoming events: GUADEC & SIGGRAPH

July 27, 2017 by Mark Filion  |   News and Events

Over the next few days, Collaborans will be getting back on the road and attending two events, one in Manchester and one in Los Angeles. We're also very pleased to be sponsoring one of these events!

Upcoming events: GUADEC & SIGGRAPH

Android: NXP i.MX6 on Etnaviv Update

July 24, 2017 by Robert Foss  |   Blog

More progress is being made in the area of i.MX6, etnaviv and Android. Since the last post a lot work has gone into upstreaming and stabilizing the etnaviv on Android ecosystem. This has involved Android, kernel and Mesa changes, many of which are available…

Android: NXP i.MX6 on Etnaviv Update

vkmark: more than a Vulkan benchmark

July 18, 2017 by Alexandros Frantzis  |   Blog

Ever since Vulkan was announced a few years ago, the idea of creating a Vulkan benchmarking tool in the spirit of glmark2 had been floating in my mind. Recently, thanks to my employer, Collabora, this idea has materialized! The result is the vkmark Vulkan…

vkmark: more than a Vulkan benchmark

Collabora & Linux Kernel 4.12

July 04, 2017 by Martyn Welch  |   News & Events

Linux Kernel 4.12 is out, with 12 Collabora developers having contributed, a new record number of developers contributing to a single kernel release for Collabora!

Collabora & Linux Kernel 4.12

Quick hack: Performance debugging Linux graphics on Mesa

June 29, 2017 by Robert Foss  |   Blog

Debugging graphics performance in a simple and high-level manner is possible for all Gallium based Mesa drivers using GALLIUM_HUD, a feature that adds performance graphs to applications.

Quick hack: Performance debugging Linux graphics on Mesa

Growing our Core, Graphics & Web teams

June 27, 2017 by Mark Filion  |   News & Events

Our worldwide team of Open Source engineers and developers continues to grow with new additions in Core, Graphics & Web! Welcome Denis Pynkin, Alexandros Frantzis and Santosh Mahto!

Growing our Core, Graphics & Web teams

Debian armhf VM on arm64 server

June 20, 2017 by Sjoerd Simons  |   Blog

At Collabora one of the many things we do is build Debian derivatives/overlays for customers on a variety of architectures including 32 bit and 64 bit ARM systems. And just as Debian does, our OBS system builds on native systems rather than emulators.

Debian armhf VM on arm64 server

NVMe: Officially faster for emulated controllers!

June 13, 2017 by Helen Koike  |   Blog

The feature to improve NVMe performance over emulated environments has now been officially released in the NVMe Specification Revision 1.3 under the name "Doorbell Buffer Config command", along with an implementation in the mainline Linux kernel!

NVMe: Officially faster for emulated controllers!

Android: NXP i.MX6 Buffer Modifier Support

June 05, 2017 by Robert Foss  |   Blog

GPUs like Intel and Vivante support storing contents of graphical buffers in different formats. Support for describing these formats using modifiers has now been added to Android and Mesa, enabling tiling artifact free running of Android on the iMX6 platform.

Android: NXP i.MX6 Buffer Modifier Support

Outreachy 2017

June 02, 2017 by Mark Filion  |   News & Events

Collabora is proud to once again be sponsoring the latest round (Round 14) of Outreachy internships, which began earlier this week! More specifically, Collabora has chosen to sponsor the Linux kernel projects for the May-August semester.

Outreachy 2017

Three days, two exhibits, three talks

May 30, 2017 by Mark Filion  |   News & Events

Over the next few days, Collabora is very excited to be taking part in three events where we'll be exhibiting as well as giving talks: Augmented World Expo, Automotive Linux Summit and Open Source Summit Japan.

Three days, two exhibits, three talks

VR World, GStreamer, OSS, Vulkanised!

May 16, 2017 by Mark Filion  |   News & Events

On the road again! Collaborans are heading to London, A Coruña & Buenos Aires to attend a VR event, a hackfest, a conference on Open Source systems, and a day of technical sessions on Vulkan! See you there?

VR World, GStreamer, OSS, Vulkanised!

Collabora at GENIVI AMM

May 08, 2017 by Mark Filion  |   News & Events

From May 9 to 11, Collabora will be attending the GENIVI All Member Meeting & Open Community Days: Advancing Connected Vehicles in a Connected World, in Birmingham, UK!

Collabora at GENIVI AMM

Collabora contributions to GStreamer 1.12

May 04, 2017 by Olivier Crête  |   Blog

Along with the usual load of memory leaks, crashes and other bugs, Collabora's multimedia team once again contributed a number of improvements across a wide number of areas.

Collabora contributions to GStreamer 1.12

Collabora & Linux Kernel 4.11

May 01, 2017 by Helen Fornazier  |   News & Events

Linux Kernel 4.11 was released yesterday, and 9 different Collabora developers contributed a total of 44 patches, while also reviewing 22 other patches.

Collabora & Linux Kernel 4.11

Android: Getting up and running on the iMX6

April 27, 2017 by Robert Foss  |   Blog

Getting Android up and running on the iMX6 platform using an open source graphics stack has been impossible up until recently, but now you can. Here's a guide through the steps.

Android: Getting up and running on the iMX6

Receiving an AES67 stream with GStreamer

April 25, 2017 by Olivier Crête  |   Blog

With GStreamer you can easily receive a AES67 stream, the standard which allows inter-operability between different IP based audio networking systems and transfers of live audio between profesionnal grade systems.

Receiving an AES67 stream with GStreamer

Quick hack: Changing the Android boot animation

April 21, 2017 by Robert Foss  |   Blog

If you're looking to change the Android boot animation to something other than the stock one, here's a hands-on guide to help you to do it.

Quick hack: Changing the Android boot animation

GStreamer 1.12: Intel Media SDK support and more

April 19, 2017 by Olivier Crête  |   Blog

With GStreamer 1.12's first release candidate out for testing and the final release expected soon, here's a brief preview of some of the (many) new features, bugfixes and improvements that will be arriving with this release.

GStreamer 1.12: Intel Media SDK support and more

Upcoming events: VR, NAB & Khronos

April 18, 2017 by Mark Filion  |   News and Events

Collaborans are once again hitting the road and will be attending three separate events over the next new two weeks, in London, Las Vegas and Amsterdam

Upcoming events: VR, NAB & Khronos

Tracing user space and OS interactions

April 10, 2017 by Gabriel Krisman Bertazi  |   Blog

Like the bug that no one can solve, many issues occur on the interface between the user application and the operating system. But even in the good Open Source world, understanding what is happening at these interfaces is not always easy.

Tracing user space and OS interactions

Ubuntu rejoins the GNOME fold

April 05, 2017 by Daniel Stone  |   Blog

Today we all read the announcement of Ubuntu's decision to refocus on cloud and IoT activities, dropping Unity 8 to move back to a GNOME-based desktop for the 17.04 LTS.

Ubuntu rejoins the GNOME fold

Release: libnice 0.1.14

April 03, 2017 by Mark Filion  |   News and Events

Today, Olivier Crête, libnice maintainer and Collabora Multimedia Lead, announced the availability of libnice 0.1.14, the latest release of the NAT traversal library implementing the RFC for Interactive Connectivity Establishment (ICE).

Release: libnice 0.1.14

Android: Enabling mainline graphics

March 29, 2017 by Robert Foss  |   Blog

Android uses the HWC API to communicate with graphics hardware. This API is not supported on the mainline Linux graphics stack, but by using drm_hwcomposer as a shim it now is.

Android: Enabling mainline graphics

Linux block I/O tracing

March 28, 2017 by Gabriel Krisman Bertazi  |   Blog

Like starting a car with the hood open, sometimes you need to run your program with certain analysis tools attached to get a full sense of what is going wrong – or right.

Linux block I/O tracing

GTK+ Hackfest 2017: D-Bus communication with containers

March 24, 2017 by Simon McVittie  |   Blog

At the GTK hackfest in London (which accidentally became mostly a Flatpak hackfest) I've mainly been looking into how to make D-Bus work better for app container technologies like Flatpak and Snap.

GTK+ Hackfest 2017: D-Bus communication with containers

Collabora in Linux Format

March 22, 2017 by Mark Filion  |   News and Events

Check out the April issue (#222) of Linux Format magazine for our new monthly column on all things Open Source, including graphics, multimedia and more!

Collabora in Linux Format

Performance analysis in Linux

March 21, 2017 by Gabriel Krisman Bertazi  |   Blog

Modern CPUs implement a number of technologies that may affect application performance in unpredictable ways. Figuring out what is going wrong with an application can be a hard task, but it can become much easier with the correct analysis tools.

Performance analysis in Linux

Kernel debugging with QEMU: An overview of tools available

March 13, 2017 by Frédéric Dalleau  |   Blog

Once you've setup a virtual machine in QEMU using debootstrap, there are a number of tools available for testing, tracing and debugging, such as Kmemleak for memory leaks, GDB (GNU Debugger), ftrace et dynamic_debug.

Kernel debugging with QEMU: An overview of tools available

Quick hack: Removing the Chromebook Write-Protect screw

March 08, 2017 by Robert Foss  |   Blog

Before being able to write firmware data to any production Chromebook device, the Write-Protect screw has to be removed.

Quick hack: Removing the Chromebook Write-Protect screw

Two weeks, four events!

March 07, 2017 by Mark Filion  |   News and Events

Over the next two weeks, Collaborans will be present at four different events across the globe. If you plan on attending at any of these conferences, please reach out and say hello!

Two weeks, four events!

A flurry of open source graphics milestones

March 01, 2017 by Daniel Stone  |   Blog

The past few months have been busy ones on the open-source graphics front, bringing with them Wayland 1.13, Weston 2.0 and Mesa 17.0. Here's a look at some of these developments, including Collabora's behind-the-scenes work on performance improvement.

A flurry of open source graphics milestones

Quick hack: Precompiling APK files during Android AOSP build

February 23, 2017 by Robert Foss  |   Blog

How to create your custom Android image, and APK app(s), all at once.

Quick hack: Precompiling APK files during Android AOSP build

Embedded Linux Conference 2017

February 21, 2017 by Mark Filion  |   News and Events

Starting today, and for the next few days, Collaborans will be taking part in this year's Embedded Linux Conference North America, the "premier vendor-neutral technical conference for companies and developers using Linux in embedded products".

Embedded Linux Conference 2017

Collabora & Linux Kernel 4.10

February 20, 2017 by Gustavo Padovan  |   News and Events

Linux Kernel 4.10 is out, and this time Collabora contributed a total of 39 patches by 10 different developers.

Collabora & Linux Kernel 4.10

Quick hack: Setting up a ChromiumOS dev environment

February 16, 2017 by Robert Foss  |   Blog

How to set up a fully functional ChromiumOS development environment on actual Chromebook hardware.

Quick hack: Setting up a ChromiumOS dev environment

Optimizing graphics memory bandwidth with compression and tiling: Notes on DRM format modifiers

February 09, 2017 by Varad Gautam  |   Blog

Over the past few weeks, I have been working for Collabora on plumbing DRM format modifier support across a number of components in the graphics stack. This post documents the work and the related consequences/implications.

Optimizing graphics memory bandwidth with compression and tiling: Notes on DRM format modifiers

Hello Amsterdam!

February 08, 2017 by Mark Filion  |   News and Events

On February 8 & 9, Collabora will be attending Integrated Systems Europe 2017, the world's largest tradeshow dedicated to professional AV and electronic systems integration, taking place at the Amsterdam RAI.

Hello Amsterdam!

Collabora at FOSDEM 2017

January 31, 2017 by Mark Filion  |   News and Events

We're headed to Brussels, Belgium for FOSDEM 2017, the two-day event organized by volunteers to promote the widespread use of free and open source software.

Collabora at FOSDEM 2017

Mainline Explicit Fencing - Part 3

January 26, 2017 by Gustavo Padovan  |   Blog

In the last two articles we talked about how Explicit Fencing can help the graphics pipeline in general and what happened on the effort to upstream the Android Sync Framework. Now on the third and final post of this series we will go through the Explicit…

Mainline Explicit Fencing - Part 3

A look at the Chamelium board

January 24, 2017 by Tomeu Vizoso  |   Blog

Last month I gave a short talk about the Chamelium board from the ChromeOS team, a board that is getting more and more usage outside of Google as it can help you automate the testing of your display (and not only!) code and hardware.

A look at the Chamelium board

Setting up QEMU-KVM for kernel development

January 16, 2017 by Frédéric Dalleau  |   Blog

A look at the fundamentals of building and booting a kernel in QEMU using debootstrap, so you have the needed infrastructure to test your kernel changes in QEMU.

Setting up QEMU-KVM for kernel development

Collabora Contributions to Linux Kernel 4.9

December 14, 2016 by Gustavo Padovan  |   Blog

Linux Kernel 4.9 was released this week and once more Collabora developers took part on the kernel development cycle. This time we contributed 36 patches by 11 different developers, our highest number of single contributors in a kernel release ever. Remember…

Collabora Contributions to Linux Kernel 4.9

GStreamer meets HotDoc

November 29, 2016 by Mark Filion  |   News and Events

Some exciting news today as GStreamer launches its redesigned documentation site, complete with dynamic navigation, search function and new tutorials. This new iteration is powered by HotDoc, a tool created by Collabora's Mathieu Duponchelle!

GStreamer meets HotDoc

A tale of cylinders and shadows

November 22, 2016 by Gustavo Noronha  |   Blog

Our ongoing work on improving WebKitGTK+ performance brought us to take a closer look as to why GTK+ was experiencing significant speed issues when used with Wayland and HiDPI screens, revealing the root cause to be within the lower level toolkit.

A tale of cylinders and shadows

How continuous integration can help you keep pace with the Linux kernel

November 08, 2016 by Tomeu Vizoso  |   Blog

Almost all of Collabora's customers use the Linux kernel on their products. Often they will use the exact code as delivered by the SBC vendors and we'll work with them in other parts of their software stack. But it's becoming increasingly common for our…

How continuous integration can help you keep pace with the Linux kernel

Collabora contributions to GStreamer 1.10 - Part 2

November 03, 2016 by Olivier Crête  |   Blog

In the first part of my review of Collabora's participation in GStreamer 1.10, I discussed the work done by Guillaume & Nicolas around leak tracing, acoustic echo cancellation, Wayland, V4L, etc. Today, I'll go over the contributions from the rest of…

Collabora contributions to GStreamer 1.10 - Part 2

Collabora contributions to GStreamer 1.10

November 02, 2016 by Olivier Crête  |   Blog

Yesterday, we celebrated the release of GStreamer 1.10, the culmination of 7 months of very hard work from the GStreamer community. Collabora's multimedia team is extremely proud of our contributions to this new major feature release.

Collabora contributions to GStreamer 1.10

Linux Plumbers Conference 2016

October 26, 2016 by Mark Filion  |   News and Events

Collabora is proud to be once again sponsoring the annual Linux Plumbers Conference, the developer conference that brings together the top developers working on the “plumbing” of Linux: kernel subsystems, core libraries, windowing systems, etc.

Linux Plumbers Conference 2016

Open Build Service in Debian - Part 2

October 25, 2016 by Héctor Orón Martínez  |   Blog

In the previous post, I gave an overview of the Open Build Service software architecture. In this second part, a tutorial on setting up a package build with OBS from Debian packages is presented.

Open Build Service in Debian - Part 2

Open Build Service in Debian - Part 1

October 24, 2016 by Héctor Orón Martínez  |   Blog

openSUSE distributions’ build system is based on a generic framework named Open Build Service (OBS), I have been using these tools in my work environment, and I have to say, as Debian developer, that it is a great tool. In this blog post I plan for you…

Open Build Service in Debian - Part 1

Mainline Explicit Fencing - Part 2

October 18, 2016 by Gustavo Padovan  |   Blog

In the first part we covered the main concepts behind Explicit Synchronization for the Linux Kernel. Now in the second part of the series we are going to look to the Android Sync Framework, the first (out-of-tree) Explicit Fencing implementation for the…

Mainline Explicit Fencing - Part 2

Making Viewer UIs for Pitivi

October 13, 2016 by Lubosz Sarnecki  |   Blog

Being someone who has already experimented with two transformation box approaches for Pitivi in the past, maintainers thought I might be the right person to do a modern one. Creating a user interface for a video transformation requires three things: the…

Making Viewer UIs for Pitivi

GStreamer Conference 2016

October 07, 2016 by Mark Filion  |   News and Events

Collabora is proud to be a Platinum Sponsor of this year's GStreamer Conference, taking place at the Betahaus in Berlin, Germany on 10-11 October 2016. Come say hello, or catch one of the four presentations given by Collaborans during the conference!

GStreamer Conference 2016

Web Engines Hackfest 2016

October 06, 2016 by Gustavo Noronha  |   Blog

I had a great time last week and the Web Engines Hackfest! It was the 7th web hackfest hosted by Igalia and the 7th hackfest I attended. I’m almost a local Galician already. Brazilian Portuguese being so close to Galician certainly helps! Collabora co-sponsored…

Web Engines Hackfest 2016

Collabora contributions to Linux Kernel 4.8

October 03, 2016 by Gustavo Padovan  |   Blog

Linux Kernel 4.8 is out and once more Collabora engineers did a significant contribution to the Kernel. For this latest release, Collabora provided 101 patches from 8 engineers, our biggest contribution to date in single kernel release!

Collabora contributions to Linux Kernel 4.8

WebKitGTK+ 2.14 and the Web Engines Hackfest

September 22, 2016 by Gustavo Noronha  |   Blog

Next week our friends at Igalia will be hosting this year’s Web Engines Hackfest. Collabora will be there! We are gold sponsors, and have three developers attending. It will also be an opportunity to celebrate Igalia’s 15th birthday. Looking forward to…

WebKitGTK+ 2.14 and the Web Engines Hackfest

Upcoming events - Fall 2016

September 19, 2016 by Mark Filion  |   News and Events

This fall, we're thrilled to be sponsoring not one, but five great conferences!

Upcoming events - Fall 2016

Mainline Explicit Fencing - Part 1

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,…

Mainline Explicit Fencing - Part 1

Event: IBC 2016

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.

Event: IBC 2016

Building Android for Qemu: A Step-by-Step Guide

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.

Building Android for Qemu: A Step-by-Step Guide

Increased performance of emulated NVMe devices

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…

Increased performance of emulated NVMe devices

Thoughts about reviewing large patchsets

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.

Thoughts about reviewing large patchsets

OpenGL 4.4 for Intel Linux Drivers

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…

OpenGL 4.4 for Intel Linux Drivers

Collabora contributions to Linux Kernel 4.7

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…

Collabora contributions to Linux Kernel 4.7

GStreamer Echo Canceller

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.

GStreamer Echo Canceller

Introducing GStreamer VR Plug-ins and SPHVR

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…

Introducing GStreamer VR Plug-ins and SPHVR

Event: DebConf16

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.

Event: DebConf16

SVVR 2016: Virtual reality in the Valley

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…

SVVR 2016: Virtual reality in the Valley

GTK Hackfest 2016

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.

GTK Hackfest 2016

News: GStreamer leaks tracer

June 22, 2016 by Mark Filion  |   News and Events

At Collabora, our multimedia team is always looking to improve QA tools in GStreamer. This week, we're introducing a new QA tool: a GStreamer tracer to track leaked objects.

News: GStreamer leaks tracer

GStreamer leaks tracer

June 19, 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.

GStreamer leaks tracer

Linux Kernel: memory corruption - debug tricks

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…

Linux Kernel: memory corruption - debug tricks

Event: InfoComm 2016

June 07, 2016 by Mark Filion  |   News and Events

Collabora will be exhibiting at InfoComm 2016, the largest, most exciting event in the United States focused on the pro-AV industry, in Last Vegas on June 8-10, 2016.

Event: InfoComm 2016

Flatpak on Debian

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…

Flatpak on Debian

Running Weston on a Raspbian

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…

Running Weston on a Raspbian

GStreamer Spring Hackfest 2016

May 25, 2016 by Olivier Crête  |   Blog

After missing the last few GStreamer hackfests I finally managed to attend this time. It was held in Thessaloniki, Greece’s second largest city. The city is located by the sea side and the entire hackfest and related activities were either directly by…

GStreamer Spring Hackfest 2016

News: Linux Kernel 4.6

May 18, 2016 by Mark Filion  |   News and Events

Linux Kernel 4.6 was released this week, with a total of 9 Collabora engineers taking part in its development, Collabora’s highest number of engineers contributing to a single Linux Kernel release yet!

News: Linux Kernel 4.6

Linux Kernel 4.6: More active Collabora contributors than ever before

May 17, 2016 by Gustavo Padovan  |   Blog

Linux Kernel 4.6 was released this week, with a total of 9 Collabora engineers taking part in its development, Collabora’s highest number of engineers contributing to a single Linux Kernel release yet. In total Collabora contributed 42 patches.

Linux Kernel 4.6: More active Collabora contributors than ever before

Event: GStreamer Spring Hackfest 2016

May 13, 2016 by Mark Filion  |   News and Events

Starting today, 13 May, and throughout the weekend, four Collaborans will be attending the GStreamer Spring Hackfest 2016 in Thessaloniki, Greece!

Event: GStreamer Spring Hackfest 2016

Validating changes to KMS drivers with IGT

April 21, 2016 by Tomeu Vizoso  |   Blog

New DRM drivers are being added to almost each new kernel release, and because the mode setting API is so rich and complex, bugs do slip in that translate to differences in behaviour between drivers.

Validating changes to KMS drivers with IGT

Yocto and OpenEmbedded at Collabora

April 15, 2016 by Andrew Shadura  |   Blog

How the use of Yocto and OpenEmbedded helps corporations migrate to free software.

Yocto and OpenEmbedded at Collabora

Event: Apertis hands-on session, April 28

April 11, 2016 by Mark Filion  |   News and Events

On Thursday 28th of April in Paris, France Bosch and Collabora will be hosting the first Apertis hands-on session during the GENIVI AMM. The session will give everyone present an opportunity to work first hand with Apertis and produce applications to…

Event: Apertis hands-on session, April 28

Collabora contributions to Linux Kernel 4.5

March 17, 2016 by Gustavo Padovan  |   Blog

Linux Kernel 4.5 was released earlier this week, and once again Collabora engineers played a role in its development. In addition to their current projects, seven Collabora engineers contributed a total of 33 patches to the new Kernel.

Collabora contributions to Linux Kernel 4.5

A programmer's view on digital images: the essentials

February 16, 2016 by Pekka Paalanen  |   Blog

How is an uncompressed raster image laid out in computer memory? How is a pixel represented? What are stride and pitch and what do you need them for? How do you address a pixel in memory? How do you describe an image in memory? Pekka discusses the essential…

A programmer's view on digital images: the essentials

Vulkan 1.0 specification released with day-one support for Wayland

February 16, 2016 by Daniel Stone  |   Blog

Today sees the public release of Vulkan 1.0, the next-generation graphics API from the Khronos Group. As a member of Khronos, Collabora has been committed to improving EGL, OpenGL ES and OpenGL itself, and this continues with Vulkan.

Vulkan 1.0 specification released with day-one support for Wayland

News: Vulkan 1.0 specification released

February 16, 2016 by Mark Filion  |   News and Events

Today sees the public release of Vulkan 1.0, the next-generation graphics API from the Khronos Group. As a member of Khronos, Collabora has been committed to improving EGL, OpenGL ES and OpenGL itself, and this continues with Vulkan.

News: Vulkan 1.0 specification released

Community time at Collabora

February 12, 2016 by Andrew Shadura  |   Blog

Apart from upstreaming work which may be done for clients, Collabora encourages its engineers to spend up to two hours weekly for upstreaming, and use up to five days per year as Community days.

Community time at Collabora

GNOME DX Hackfest: xdg-app + Debian

February 01, 2016 by Simon McVittie  |   Blog

Over the last few days I've been at the GNOME Developer Experience hackfest in Brussels, looking into xdg-app and how best to use it in Debian and Debian derivatives.

GNOME DX Hackfest: xdg-app + Debian

Checking JSON files for correctness

January 27, 2016 by Philip Withnall  |   Blog

As JSON becomes used more and more in place of XML, we need a replacement for tools like xmllint to check that JSON documents follow whatever format they are supposed to be following.

Checking JSON files for correctness

Collabora contributions to Linux Kernel 4.4

January 12, 2016 by Gustavo Padovan  |   Blog

Linux Kernel 4.4 was released this week and Collabora engineers helped in the development of the new kernel in a few different areas. A total of 38 patches from 8 Collabora engineers were added, making it the kernel release with the most Collabora developers…

Collabora contributions to Linux Kernel 4.4

Event: ISE 2016

December 17, 2015 by Mark Filion  |   News and Events

Amsterdam, The Netherlands - from 09/02/2016 to 12/02/2016: We'll be exhibiting at ISE 2016, the world's largest tradeshow dedicated to professional AV and electronic systems integration. Collabora booth 8-K321

Event: ISE 2016

Collabora contributions to Linux Kernel 4.3

November 12, 2015 by Gustavo Padovan  |   Blog

Collabora developers contributed a total of 48 patches to kernel 4.3 as part of our current projects.

Collabora contributions to Linux Kernel 4.3

Event: systemd.conf 2015

October 28, 2015 by Mark Filion  |   News and Events

Berlin, Germany - from 05/11/2015 to 07/11/2015: The systemd.conf is the first conference devoted to the systemd project. It aims to bring developers, distribution packagers and devops professionals together to present, discuss, and work on that topics that will shape the future of the systemd project.

Event: systemd.conf 2015

Event: Web Engines Hackfest 2015

October 28, 2015 by Mark Filion  |   News and Events

A Coruña, Spain - from 07/12/2015 to 09/12/2015: The Web Engines Hackfest is a hacking oriented invitation-only event involving members from all parts of the Web Platform community, including those who work on Blink, WebKit, Gecko, and Servo.

Event: Web Engines Hackfest 2015

Event: GENIVI AMM Seoul 2015

October 13, 2015 by Guy Lunardi  |   News and Events

Seoul, South Korea - From 20/10/2015 to 23/10/2015: We will be exhibiting at the GENIVI Showcase during the All Member Meeting.

Event: GENIVI AMM Seoul 2015

GLib now has a datagram interface

October 13, 2015 by Philip Withnall  |   Blog

For those who like their I/O packetised, GLib now has a companion for its GIOStream class — the GDatagramBasedinterface, which we’ve implemented as part of R&D work at Collabora.

GLib now has a datagram interface

Event: GStreamer Conference 2015

September 28, 2015 by Guy Lunardi  |   News and Events

Dublin, Ireland - from 08/10/2015 to 09/10/2015: The GStreamer Conference is a conference for anyone interested in the GStreamer multimedia framework or Open Source and cross-platform multimedia.

Event: GStreamer Conference 2015

Celebrating 30 years. Happy 30th anniversary GNU

September 15, 2015 by Guy Lunardi  |   Blog

Standing on the shoulders of giants. As Collabora turns 10 years this month, we are forced to stop and marvel at the accomplishments of GNU in its 30 years of existence. Happy 30th anniversary GNU

Celebrating 30 years. Happy 30th anniversary GNU

Event: IBC 2015

September 05, 2015 by Guy Lunardi  |   News and Events

Amsterdam, The Netherlands - from 10/09/2015 to 15/09/2015: we are thrilled to be joining ARM to demonstrate our latest technology showcases together at their booth at IBC 2015. Booth Hall 4.C61

Event: IBC 2015

Collabora contributions to Linux Kernel 4.2

August 25, 2015 by Gustavo Padovan  |   Blog

Kernel.org Collabora contributions

Collabora contributions to Linux Kernel 4.2

Collabora contributions to Linux kernel 4.1

August 24, 2015 by Javier Martinez Canillas  |   Blog

Kernel.org Collabora contributions

Collabora contributions to Linux kernel 4.1

Event: LPC 2015

August 14, 2015 by Guy Lunardi  |   News and Events

Seattle, USA - from 19/08/2015 to 21/08/2015: The Linux Plumbers Conference (LPC) is a developer conference for those working on the “plumbing” of Linux.

Event: LPC 2015

Event: DebConf 2015

August 14, 2015 by Guy Lunardi  |   News and Events

Heidelberg, Germany - from 15/08/2015 to 22/08/2015: The 16th annual Debian developers meeting.

Event: DebConf 2015

Event: GStreamer Hackfest 2015

August 14, 2015 by Guy Lunardi  |   News and Events

Montpellier, France - from 14/08/2015 to 16/08/2015: GStreamer developers are meeting up to work on the project.

Event: GStreamer Hackfest 2015

Alex's work experience at Collabora

August 06, 2015 by Alex Shtyrov  |   Blog

A student intership experience at Collabora

Alex's work experience at Collabora

Why polkit (or, how to mount a disk on modern Linux)

June 08, 2015 by Simon McVittie  |   Blog

Why udisks2 and polkit are the way they are

Why polkit (or, how to mount a disk on modern Linux)

Checking D-Bus API stability

June 02, 2015 by Philip Withnall  |   Blog

D-Bus API features

Checking D-Bus API stability

Collabora contributions to Linux kernel 4.0

May 11, 2015 by Javier Martinez Canillas  |   Blog

Collabora upstream work on Linux kernel

Collabora contributions to Linux kernel 4.0

Lucid sleep in the free desktop

May 01, 2015 by Tomeu Vizoso  |   Blog

Describes ability of performing work while the machine is in a low power state such as suspend.

Lucid sleep in the free desktop

Tracking the reference count of a GstMiniObject using gdb

April 13, 2015 by Guillaume Desmottes  |   Blog

Debugging GStreamer

Tracking the reference count of a GstMiniObject using gdb

Blink started supporting font-size-adjust css property

March 26, 2015 by ChangSeok Oh  |   Blog

Blink font-size-adjust via CSS properties

Blink started supporting font-size-adjust css property

JPEG-XR support on blink

March 21, 2015 by ChangSeok Oh  |   Blog

JPEG-XR support on browsing technologies

JPEG-XR support on blink

Event: InfoComm 2015

March 20, 2015 by Guy Lunardi  |   News and Events

Orlando, USA - from 17/06/2015 to 19/06/2015: we'll be exhibiting at InfoComm 2015, the largest event for professional AV in the world. Collabora booth 5469

Event: InfoComm 2015

Event: GENIVI AMM Stuttgart 2015

March 18, 2015 by Guy Lunardi  |   News and Events

Stuttgart, Germany - From 22/04/2015 to 22/04/2015: We will be exhibiting at the GENIVI Demonstration Showcase during the All Member Meeting.

Event: GENIVI AMM Stuttgart 2015

Weston repaint scheduling

February 11, 2015 by Pekka Paalanen  |   Blog

Latest Weston features

Weston repaint scheduling

GNOME programming guidelines: the rise of gnome-devel-docs

February 11, 2015 by Philip Withnall  |   Blog

Check out the new GNOME Programming Guidelines and file bugs in Bugzilla.

GNOME programming guidelines: the rise of gnome-devel-docs

Crosswalk and its JS, JAVA and Native Extensions performance

February 05, 2015 by Danilo Cesar  |   Blog

A brief discussion about Crosswalk’s JS, JAVA and Native Extensions performance

Crosswalk and its JS, JAVA and Native Extensions performance

Debian Jessie on Raspberry Pi 2

February 03, 2015 by Sjoerd Simons  |   Blog

Debian Jessie running on Raspberry Pi 2

Debian Jessie on Raspberry Pi 2

WebKit on the new Raspberry Pi 2

February 02, 2015 by Marco Barisione  |   Blog

Raspberry PI 2 release announcement!

WebKit on the new Raspberry Pi 2

Event: ISE 2015

January 15, 2015 by Guy Lunardi  |   News and Events

Amsterdam, The Netherlands February 10-12, 2015: the world’s largest tradeshow dedicated to professional AV and electronic systems integration. Collabora booth #11-E61

Event: ISE 2015

Event: CES 2015

December 17, 2014 by Guy Lunardi  |   News and Events

Las Vegas, USA - January 6th - 9th, 2015: Collabora will be participating with key partners at CES 2015, the world’s gathering place for all who thrive on the business of consumer technologies.

Event: CES 2015

Event: Developer Experience Hackfest 2015

December 16, 2014 by Guy Lunardi  |   News and Events

Cambridge, UK January 25-29, 2015: Hosted at Collabora's UK headquarters, the Event Developer Hackfest 2015 aims to continue the tradition of pushing forward roadmaps for the toolkit and developer experience.

Event: Developer Experience Hackfest 2015

A checklist for writing pkg-config files

December 09, 2014 by Philip Withnall  |   Blog

Differences between pkg-config variables, the use of AX_PKG_CHECK_MODULES, and what to include in custom variables. automake and autoconf snippets are provided

A checklist for writing pkg-config files

Event: Web Engines Hackfest 2014

November 24, 2014 by Guy Lunardi  |   News and Events

A Coruña, Spain - December 7-10, 2014: Collabora are pleased to be sponsoring and attending the upcoming Web Engines Hackfest, which will bring together members from all parts of the Web Platform community.

Event: Web Engines Hackfest 2014

Recent improvements in libnice

October 31, 2014 by Philip Withnall  |   Blog

libnice upstream improvements done at Collabora

Recent improvements in libnice

Introduction to ICE and libnice

October 31, 2014 by Philip Withnall  |   Blog

Introductory talk on libnice (done as part of Collabora's tea time training)

Introduction to ICE and libnice

News: We are hiring!

October 21, 2014 by Guy Lunardi  |   News and Events

Software engineering, quality assurance, project management, and Finance are all looking for great and talented people. Please check us out. https://www.collabora.com/about-us/careers.html

News: We are hiring!

Collabora contributions to the Linux kernel 3.17

October 11, 2014 by Javier Canillas  |   Blog

Collabora contributions to the Linux kernel 3.17

Collabora contributions to the Linux kernel 3.17

Improving the security of D-Bus

October 06, 2014 by Alban Crequy  |   Blog

Eight security issues were discovered, fixed and attributed a CVE.

Improving the security of D-Bus

Dynamic relocs, runtime overflows and -fPIC

October 01, 2014 by Philip Withnall  |   Blog

A discussion of dynamic relocation, position independent code, the -fPIC flag and how it affects generated assembly. The focus would be on the practical implications of it all, including when to (and when not to) use -fPIC.

Dynamic relocs, runtime overflows and -fPIC

Event: GStreamer Conference 2014

September 29, 2014 by Guy Lunardi  |   News and Events

Düsseldorf, Germany October 16-17, 2014: the GStreamer Conference is a conference for developers, decision-makers, community members, industry partners, and anyone else interested in the GStreamer multimedia framework or Open Source and cross-platform…

Event: GStreamer Conference 2014

A web browser for the Raspberry Pi

September 01, 2014 by Marco Barisione  |   Blog

Collabora has been working with the Raspberry Pi Foundation on various projects including a web browser optimised for the Raspberry Pi. Since the first beta release we have made huge improvements; now the browser is more responsive, it’s faster, and…

A web browser for the Raspberry Pi

GStreamer gains V4L2 Mem-2-Mem support

August 27, 2014 by Nicolas Dufresne  |   Blog

A team at Samsung (and many core Linux contributors) started adding new type of drivers to the Linux Media Infrastructure API (also known as Video4Linux 2).

GStreamer gains V4L2 Mem-2-Mem support

Event: IBC 2014

August 13, 2014 by Guy Lunardi  |   News and Events

Amsterdam, The Netherlands September 12-16, 2014: the essential global meeting place for everyone engaged in creating, managing and delivering the future of electronic media and entertainment technology and content. Collabora booth #8.B38c

Event: IBC 2014

Wayland on MALI

August 13, 2014 by Daniel Stone  |   Blog

Predictable media latency, low power usage and vastly improved A/V sync. Wayland versus X11 explained on ARM MALI

Wayland on MALI

Event: SIGGRAPH 2014

August 11, 2014 by Guy Lunardi  |   News and Events

Vancouver, Canada August 12-14, 2014: SIGGRAPH, visit ARM at Booth #933 in the Mobile Pavilion to meet with Collabora. SIGGRAPH attracts 20,000 international attendees from across the globe and many creative and technical disciplines. It is the only…

Event: SIGGRAPH 2014

News: In Cambridge, England 2014

August 05, 2014 by Guy Lunardi  |   News and Events

Cambridge, England August 5-8, 2014: With so many silicon vendors and OEMs visiting Cambridge England, August 5-8 transforms the univeristy town into the world's center of innovation for one week. Cambridge in August attracts international leaders in…

News: In Cambridge, England 2014

News: Raspberry Pi Today Interview

July 17, 2014 by Guy Lunardi  |   News and Events

Raspberry Pi Today interviews Collabora's Daniel Stone about Collabora and the Raspberry Pi Foundation's work on Wayland and WebKit.

News: Raspberry Pi Today Interview

Raspberry Pi custom box design.

July 16, 2014 by Vince Sanders  |   Blog

It is no great secret that my colleagues at Collabora have been doing work with the Raspberry Pi Foundation.

Raspberry Pi custom box design.

Event: Automotive Linux Summit

June 19, 2014 by Guy Lunardi  |   News and Events

Tokyo, Japan July 1-2, 2014: The Automotive Linux Summit will bring together the most innovative minds from automotive expertise and open-source excellence.

Event: Automotive Linux Summit

News: New Collabora website launches

June 19, 2014 by Guy Lunardi  |   News and Events

Collabora introduces our new brand and logo

News: New Collabora website launches

NetSurf Developer Workshop Redux

January 06, 2014 by Vince Sanders  |   Blog

Once again the NetSurf developers congregated in Cambridge at the Collabora offices where we were made welcome in a nice environment for the event.

NetSurf Developer Workshop Redux

2D graphics Wayland/Weston optimizations on the Raspberry Pi

May 23, 2013 by Collabora  |  

Enhancing the graphic software stack for the Raspberry Pi.

2D graphics Wayland/Weston optimizations on the Raspberry Pi

Press release: Collabora Brings Wayland...

May 23, 2013 by Guy Lunardi  |   News and Events

Press release: Collabora Brings Wayland...

Collabora custom ARM hardware build farm

April 26, 2013 by Vince Sanders  |   Blog

Collabora recently had a problem with a project's ARM build farm. In a nice change of pace it was not that the kernel was crashing, nor indeed any of the software or hardware.

Collabora custom ARM hardware build farm

Another NetSurf Developer Workshop

November 05, 2012 by Vince Sanders  |   Blog

The weekend saw some of the NetSurf developers gather once again to do battle against the Red Queen...no, wait. I mean plan and write code.

Another NetSurf Developer Workshop

Linux kernel presentation

May 24, 2012 by Vince Sanders  |   Blog

Recently I was asked to present a short introduction to the Linux kernel for our project managers. I put together a short slide deck for the presentation which I have decided to share.

Linux kernel presentation

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