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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

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

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

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

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

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

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

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

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!

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!

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!

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

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!

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

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

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

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

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

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Upcoming Events

Here are the events we'll be attending in the coming weeks – come say hello!

ISC High Performance

June 10-13, Hamburg, Germany

 

Augmented World Expo

June 10-12, Long Beach, USA

 

InfoComm

June 11-13, Orlando, USA

 

ICME

June 30-July 4, Nantes, France

 

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