[Linux-aus] Open source hardware for open source conference recording - now launched!

Tim Ansell mithro at mithis.com
Thu Sep 24 23:12:50 AEST 2015


We just announced the Opsis Champion Program (
https://www.crowdsupply.com/numato-lab/opsis/updates/1823). If you are
interested in getting access to the device early, please do contact me.

Tim 'mithro' Ansell

On 23 September 2015 at 09:04, Euan <euan at dekock.net> wrote:

> Hi,
>
> Well done Tim. Good on you for persevering.
>
> We're running out of excuses to stay on FireWire and SD video.
>
> Regards,
>
> Euan
>
> On 22 September 2015 3:39:06 PM AWST, Tim Ansell <mithro at mithis.com>
> wrote:
>
>> 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>
>>
>>    -
>>
>> ------------------------------
>>
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>> linux-aus at lists.linux.org.au
>> http://lists.linux.org.au/mailman/listinfo/linux-aus
>>
>>
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