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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

Landing a new syscall, part 1: 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, part 1: What is futex?

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

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

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

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

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

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

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

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

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

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

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

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

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

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Upcoming Events

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

Akademy

October 1-7, Barcelona, Spain

XDC + WineConf + FOSS XR

October 4-6, Minneapolis, MN, USA

Tracing Summit

October 11-13, London, UK

Khronos F2F

August 8-11, Phoenix, AZ, USA

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