[LAU] RPi based audio metering device (EBU R128 etc.)
robin at gareus.org
Thu Aug 20 17:25:17 UTC 2015
On 08/20/2015 12:21 PM, laulau wrote:
> Hello List,
> i am new to this list so forgive if this has been discussed before - a
> quick search of the archives didnt reveal anything relevant.
> I am trying to build an audio metering device (stereo only for now),
> with the purpose of monitoring my video editing system. Right now this
> is based on a RPi running Arch Linux ARM. As the window manager i
> decided for i3 tiling WM. The RPi has a 7" 800x480 Touchscreen connected
> (to be able to reset EBU R128 measuring Keyboard and Mouse-less). As a
> soundcard i am using the Behringer U-Control UCA222, connected to a
> Samson C-Control as the audio splitter for speaker monitoring etc.
> As the software i am playing with the ebumeter, yass & jaaa from Kokkini
> Zita (http://kokkinizita.linuxaudio.org/linuxaudio/). I installed the
> jackmeterbridge tools as well.
> I am still trying to figure out what software will be useful in "real
> life" situation, meaning what is the RPi capable of handling CPU wise
> (jaaa pushed it to its limits naturally).
> - So i wondering, has anyone done something similar before and can share
> his / her experiences?
> - Are there other software tools that i have missed that would be worth
> looking at?
https://github.com/x42/meters.lv2 (if you have a new RPi with openGL,
debian package: x42-plugins) and https://github.com/jiixyj/libebur128/
> - Especially screen estate is a problem with a 800x480 pixel screen.
> Jass fits barely, ebumeter is super small etc. Is there a way to scale
> fixed width tools differently to make a nicer screen layout?
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