[PLUG-AV] Fwd: [Linux-aus] Open source hardware for open source conference recording - now launched!

Wed Sep 23 01:38:51 UTC 2015

+1

It's probably worth it, we've been discussing moving to hdmi for a while.

What's the software stack like for working with the multiple streams like?

Regards,

Euan

On 23 September 2015 9:10:13 AM AWST, Luke John <email at lukejohn.me> wrote:
>Should Plug be getting (at least) one of these?
>
>---------- Forwarded message ----------
>From: Tim Ansell <mithro at mithis.com>
>Date: Tue, Sep 22, 2015 at 3:39 PM
>Subject: [Linux-aus] Open source hardware for open source conference
>recording - now launched!
>To: Linux Australia <linux-aus at lists.linux.org.au>
>
>
>Hello everyone,
>
>If you've been to a Linux Australia event, you may know that I have too
>many projects <https://www.youtube.com/watch?v=eR4i-XJDGCM>! Recently
>there
>has been a major milestone for one of them, the TimVideos' HDMI2USB.tv
>project has launched our first piece of open hardware, the Numato Opsis
>board.
>
>The Numato Opsis is a powerful new FPGA-based open source video
>platform
>for videographers and visual artists. The Opsis board was designed to
>give
>the user complete control over high-speed video, enabling everything
>from
>real-time conference capturing solutions, to experimental visual art
>and
>even general FPGA-based video research. I've included more information
>at
>the end of this email.
>
>The board is now crowdfunding on CrowdSupply.com at
>https://www.crowdsupply.com/numato-lab/opsis and while we have already
>reached 100% of our goal, we want to get the board into the hands of as
>many people as possible, because the more people using FOSS hardware,
>the
>better it gets! (In a semi related note, CrowdSupply.com was recently
>endorsed
>by Richard Stallman and the FSF
><https://www.crowdsupply.com/free-software-foundation-endorses-crowd-supply-for-respecting-users-software-freedom>
>too.) If
>you could share the campaign with anyone you think who might be
>interested
>that would be extremely helpful!
>
>The HDMI2USB.tv firmware, which will also run on the Opsis board, was
>recently used to record a user group in Chicago US. You can see a very
>happy Carl in this photo ->
>https://forum.digilentinc.com/gallery/image/63-carl-has-success/ - It's
>been a long road to getting to this stage and I'd like to thank all the
>support for Linux Australia and the LA community. *We couldn't have
>done it
>without you all!*
>
>For those who don't know me or what I'm trying to do, here is some more
>background information;
>
>A long while back I got involved with doing recording and streaming
>conferences like LCA and got the idea that anyone, both conference and
>user
>group, should be able to record their proceedings without needing to
>know
>anything about A/V.
>
>You can watch a talk that I gave at LCA2012 about my first attempt to
>do
>this on YouTube at https://youtu.be/rCoCRmcrPlM . Shortly after the
>talk I
>came to the conclusion that the software and hardware available at the
>time
>was not up to the task - they just didn't have the programmatic APIs
>and
>debugging information available to really build a fool proof system.
>This
>spawned the TimVideos.us <http://code.TimVideos.us> project which has
>been
>plugging away trying to fix the problem (you can see a later talk I
>gave at LCA2014
>at https://youtu.be/jtuzEQaG0Vc). You may have seen us running around
>at
>LCA2015 earlier this year which we helped stream and record.
>
>One of the big tasks of the project has been trying to make an open
>hardware capture platform which has been designed with being debuggable
>in
>mind. Our attempt at his is called the HDMI2USB.tv project and Joel
>Stanley
>gave a talk about the hardware at LCA2015 https://youtu.be/O4D-6IPX308
>. At
>that time we where stilling using a closed prototyping platform called
>the
>Digilent Atlys but where in the process of developing our second
>attempt at
>doing an open hardware board.
>
>
>Thank you once again!
>
>Tim 'mithro' Ansell
>
>----------------------------------------------------
>----------------------------------------------------
>Numato Opsis: FPGA-based open video platform
>An open platform for recording, routing, and manipulating HDMI and
>DisplayPort video signals.
>
>The Numato Opsis is a powerful new FPGA-based open source video
>platform
>for videographers and visual artists. The Opsis board was designed to
>give
>the user complete control over high-speed video, enabling everything
>from
>real-time conference capturing solutions, to experimental visual art
>and
>even general FPGA-based video research.
>
>
>   - *A*: HDMI Out 1
>   - *B*: HDMI Out 2
>   - *C*: HDMI In 1
>   - *D*: HDMI In 2
>   - *E*: DisplayPort Out
>   - *F*: DisplayPort In
>   - *G*: USB 2.0 Device / JTAG Programmer / UART Adapter
>   - *H*: Expansion Port (TOFE, not PCI-Express compatible)
>   - *I*: microSD (underside of board)
>   - *J*: USB 2.0 OTG
>   - *K*: Gigabit Ethernet
>
>As a collaboration between the TimVideos.us <http://code.timvideos.us/>
>live
>event streaming project and FPGA development board manufacturer Numato
>Lab,
>the Opsis is the ideal device for the HDMI2USB.tv <http://hdmi2usb.tv/>
>video
>capturing firmware, which allows for “fool-proof” video recording from
>any
>computer. Enabling direct acquisition of video streams in realtime to a
>computer through the USB 2.0 interface or sent over the network through
>the
>Gigabit Ethernet interface, the Opsis is a vital component within the
>complete conference recording solution envisioned and pioneered by the
>TimVideos.us project.
>Example Applications
>
>The Opsis is flexible and powerful enough to have a large number of use
>cases, many of which we probably haven’t considered. That said, we had
>certain use cases in mind when we designed the system.
>Running HDMI2USB Firmware
>
>The Opsis was designed to run the HDMI2USB <http://hdmi2usb.tv/>
>firmware
>developed by the TimVideos.us project. This firmware makes it easy to
>build
>automated conference/event recording systems.
>
>The diagram below shows one such simple scenario. The HDMI output from
>the
>laptop is fed into the Opsis, which forwards it to an external monitor
>and
>simultaneously allows another computer to capture the output via the
>USB
>2.0 interface. The HDMI2USB.tv firmware emulates a standard UVC webcam,
>allowing any video software, such as Skype, Google Hangouts, or WebRTC,
>to
>then send it to an online audience.
>
>
>*A simple setup*
><snip>
>
>   -
>
>
>_______________________________________________
>linux-aus mailing list
>linux-aus at lists.linux.org.au
>http://lists.linux.org.au/mailman/listinfo/linux-aus
>
>
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>
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