select channel to record from input device

[Nicolas Dufresne]

Le jeudi 20 juin 2019 à 22:24 -0500, kyle111 a écrit :
> Hello all,
> 
> I've been using gstreamer plug-ins for recording and speech recognition
> purposes and it's working fine.
> Normally, I'd use "aslasrc" and set "device" property to "hw:1" , "hw:2" ,
> etc for my multiple input mics.
> 
> Now, I have ONE input device with multiple input channels and I want to
> record only from specific channel (i.e. let's say , out of 8 input channels,
> record Right chn or chn-id = 2). 
> However, I've look into the  documentation
> <https://gstreamer.freedesktop.org/documentation/alsa/alsasrc.html?gi-language=c>  
> but can't find anything related to selecting channel ID.  

alsasrc cannot do channel selection. But you can achieve this using
deinterleave element.

> 
> Is that possible to do with gstreamer ?
> 
> Thank you guys 
> 
> 
> 
> --
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