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From: Anssi Hannula <anssi.hannula@iki.fi>
To: Oliver Schinagl <oliver+list@schinagl.nl>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
	linux-media@vger.kernel.org, marbugge@cisco.com,
	hverkuil@cisco.com
Subject: Re: [RFC] HDMI-CEC proposal
Date: Tue, 17 Apr 2012 16:31:19 +0300	[thread overview]
Message-ID: <4F8D70A7.4050105@iki.fi> (raw)
In-Reply-To: <4F873CE7.4040401@schinagl.nl>

12.04.2012 23:36, Oliver Schinagl kirjoitti:
> Since a lot of video cards dont' support CEC at all (not even
> connected), don't have hdmi, but work perfectly fine with dvi->hdmi
> adapters, CEC can be implemented in many other ways (think media centers)
> 
> One such exammple is using USB/Arduino
> 
> http://code.google.com/p/cec-arduino/wiki/ElectricalInterface
> 
> Having an AVR with v-usb code and cec code doesn't look all that hard
> nor impossible, so one could simply have a USB plug on one end, and an
> HDMI plug on the other end, utilizing only the CEC pins.
> 
> This would make it more something like LIRC if anything.

There already exists a device like this (USB CEC adapter with hdmi
in/out) with open source userspace driver, developed for the XBMC Media
Center (apparently MythTV is also supported):

http://www.pulse-eight.com/store/products/104-usb-hdmi-cec-adapter.aspx
http://libcec.pulse-eight.com/
https://github.com/Pulse-Eight/libcec

-- 
Anssi Hannula

  parent reply	other threads:[~2012-04-17 13:37 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-12 15:24 [RFC] HDMI-CEC proposal Florian Fainelli
2012-04-12 20:36 ` Oliver Schinagl
2012-04-13  5:03   ` Hans Verkuil
2012-04-13  9:27     ` Florian Fainelli
2012-04-17 13:31   ` Anssi Hannula [this message]
2012-04-17 13:44     ` Oliver Schinagl
     [not found] <CAH-Z1=WtUrS0HYMsOb9CarAcXhR72cO8QWAnUJdP+zDuj92Rxg@mail.gmail.com>
2012-05-10 11:43 ` Florian Fainelli
2012-05-10 12:11   ` Hans Verkuil
  -- strict thread matches above, loose matches on Subject: below --
2011-03-01  9:59 Martin Bugge (marbugge)
2011-03-01 12:28 ` Mauro Carvalho Chehab
2011-03-01 14:38   ` Hans Verkuil
2011-03-01 15:20     ` Mauro Carvalho Chehab
2011-03-01 15:49       ` Hans Verkuil
2011-03-01 16:19         ` Mauro Carvalho Chehab
2011-03-01 17:09           ` Hans Verkuil
2011-03-01 13:47 ` Andy Walls
2011-03-01 14:59   ` Martin Bugge (marbugge)
2011-03-01 17:31     ` Hans Verkuil
2011-03-01 17:52 ` Alex Deucher
2011-03-02  9:13   ` Hans Verkuil
2011-03-02 15:49     ` Alex Deucher
2011-03-01 23:38 ` Daniel Glöckner
2011-03-02  9:34   ` Martin Bugge (marbugge)
2011-03-03 10:37 ` Laurent Pinchart
2011-03-03 12:11   ` Martin Bugge (marbugge)

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