Re: splitting a 4 channel usb sound card into master and headphone

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 this sounds exactly like what i am trying, first step for me is to
familiarise myself with the asoundrc syntax and capabilities. i'll
report back once i have something interesting

On 2 February 2018 at 17:40, Charles Mulder <keyboardcolab@xxxxxxxxx> wrote:
> Hi Samuel.
>
> I think I have a similar problem with the Audient iD14. Maybe we could
> collaborate?
>
> I haven't received many responses from the mailing list, so grateful for
> Robert Bielik's suggestion.
>
> Looks like the dshare plugin has some parameters I'm not familiar with.
> What's new?! :-) Hope I can find information to demystify. Will share when I
> do. Please do the same.
>
> As a backup I have started reading Linux Device Drivers and have asked
> Audient for their help.
>
> Here are some other resources I have found.
>
> A close look at ALSA
> Linux ALSA sound notes
> Writing an ALSA Driver
> ALSA Runtime arguments in configuration files
>
> My strategy has just been to read and reread and keep trying to figure it
> out. I imagine it's going to take some time. :-)
>
> Charles
>
> On Thu, Feb 1, 2018 at 11:09 PM Samuel Nicholas <nicholas.samuel@xxxxxxxxx>
> wrote:
>>
>> Hi,
>>
>> I have a Pioneer DDJ-WeGO, 4 channel USB device that outputs stereo
>> master and stereo headphone.
>> I've been scouring the internet trying to find out how I can possibly
>> split up the ports as it presents as a surround 4.0 device.
>>
>> So far I've come up with nothing except an remapping in pulseaudio
>> that is super ugly to use.
>> I really would like to solve this at the lowest possible layer.
>>
>> U have udev rules to discriminate the device working fine.
>>
>> Is there any way to do this with alsa?
>>
>> Cheers for any help,
>> Samuel.
>>
>>
>> ------------------------------------------------------------------------------
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>
> --
> Charles Mulder
> Software Engineer/Musician
> mobile: +27 83 653 3698
> phone: +27 27 948 2592
> skype: charliemurder

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