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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
September 13, 2016 by Gustavo Padovan | Blog
When it comes to buffer sharing synchronization in the kernel there are two ways of doing it: Implicit Fencing and Explicit Fencing. The difference between them relies on the fact that the kernel may or may not share synchronization information with userspace,…
September 02, 2016 by Robert Foss | Blog
Developing Linux for Android on Qemu allows you to do some things that are not necessarily possible using the stock emulator. For my purposes I need access to a GPU and be able to modify the driver, which is where Virgilrenderer and Qemu comes in handy.
August 23, 2016 by Helen Fornazier | Blog
Nowadays, in Google Cloud Engine (GCE), it is possible to attach a local SSD with the NVMe interface to your virtual machine. Unfortunately, you only get a good number of iops (input/output operations per second) if you instantiate a machine with nvme-backports-debian-7-wheezy…
August 12, 2016 by Philip Withnall | Blog
I have recently been involved in reviewing some large feature patchsets for a project at work, and thought it might be interesting to discuss some of the principles we have been trying to stick to when going about these reviews.
August 05, 2016 by Timothy Arceri | Blog
For years the open source Linux OpenGL drivers have been playing catchup to the proprietary drivers and in the case of Intel hardware to the Windows driver. Recently, a major milestone was reached in bridging this gap with the enablement of OpenGL 4.4…
July 26, 2016 by Gustavo Padovan | Blog
Linux Kernel 4.7 was released this week with a total of 36 contributions from five Collabora engineers. It includes the first contributions from Helen as Collaboran and the first ever contributions on the kernel from Robert Foss. Here are some of the…
July 08, 2016 by Nicolas Dufresne | Blog
For a long time I believed that echo cancellers had no place inside GStreamer. The theory was that GStreamer was too high level and would never be able to provide accurate enough delay information for any canceller to work.
July 04, 2016 by Lubosz Sarnecki | Blog
The dawn of VR video players demand new features in terms of projection and hardware access. In his recent R&D work, a Collaboran implemented a way to view spherical videos with GStreamer on a Virtual Reality headset. In this article, he gives his thoughts…
June 27, 2016 by Frédéric Plourde | Blog
I’ve been fortunate enough lately to attend the largest virtual reality professional event/conference : SVVR. This virtual reality conference’s been held each year in the Silicon Valley for 3 years now. This year, it showcased more than 100 VR companies…
June 22, 2016 by Simon McVittie | Blog
I'm back from the GTK hackfest in Toronto, Canada and mostly recovered from jetlag, so it's time to write up my notes on what we discussed there.
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.
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…
February 24, 2025 by Pekka Paalanen | News & Events
It's been a long road for Wayland's recently landed color management extension. We take a brief look back at how this latest feature was formed.
February 19, 2025 by Vineet Suryan | News & Events
We're proud to announce that Whisper is now available in Hindi! With 2,500 hours of Hindi speech data and innovative techniques like Indic Normalization, this model sets a new benchmark for Hindi ASR.
February 04, 2025 by Erik Faye-Lund | News & Events
The first release candidate of Mesa 25.0 has recently shipped, bringing with it multiple updates to Panfrost, and most notably to PanVK, the open source Vulkan driver for Arm Mali GPUs.
January 29, 2025 by Frederic Plourde | News & Events
Collabora's involvement in Open Source XR development continues to grow today as we welcome the libsurvive project, the open source lighthouse tracking system, into the fold!
January 28, 2025 by Sebastian Fricke | News & Events
The latest Linux kernel release is here, bringing improvements to the DRM subsystem, further enablement of Rockchip SoCs, a new debugging guide for developers, and more! Here's a recap of Collabora's contributions for 6.13.
January 24, 2025 by Sebastian Fricke | News & Events
Collabora's deep involvement with the MediaTek community continued to shine this week with the release of Linux 6.13, which saw multiple improvements land for MediaTek SoCs.
January 07, 2025 by Kara Bembridge | News & Events
A testament to its long standing community interest and devote volunteers, FOSDEM will be celebrating its 25th anniversary this year. Join us as we take the stage to discuss BlueZ, GStreamer, Open Source AI models, & more!
December 20, 2024 by Sebastian Reichel | News & Events
The Rockchip RK3588 upstream support has progressed a lot over the last few years. As 2024 comes to a close, it is a great time to have a look at the recent changes, work in progress, and the current state in general.
December 09, 2024 by Kara Bembridge | News & Events
Collabora will be at NeurIPs this week to dive into the latest academic findings in machine learning and research advancements that are changing the industry.
December 05, 2024 by Dylan Aïssi | News & Events
Now based on Debian Bookworm, Apertis is a collaborative OS platform that includes an operating system, but also tools and cloud services to optimize development and increase reliability.
December 03, 2024 by Sebastian Reichel | News & Events
Initial support for Rockchip's RK3576, a new SoC introduced earlier this year, has landed in Linux kernel 6.12. With the main target being industrial applications, it is less of a powerhouse than the RK3588, but it still reuses many components.
December 02, 2024 by Faith Ekstrand | News & Events
Today, Khronos announced the release of the Vulkan 1.4 specification, and NVK is one of the day-zero conformant Vulkan 1.4 implementations! Vulkan 1.4 support in NVK has been merged into Mesa and will be part of the Mesa 25.0 release in early 2025.
Here are the events we'll be attending in the coming weeks – come say hello!
May 8-9, Stuttgart, Germany
May 12-14, Seoul, South Korea
May 13, Nice, France
May 14-16, Nice, France
May 16-18, Nice, France