[Voyage-linux] mpd.conf and DSD files

[Jim Salk]

Punky - 

Is it possible to incorporate Jurgen's patches to MPD?  Or is this a bad
idea?

- Jim

-----Original Message-----
From: Kim-man 'Punky' TSE [mailto:punkytse at punknix.com] 
Sent: Sunday, April 21, 2013 10:15 PM
To: Jim Salk; 'Demian Martin'; voyage-linux at voyage.hk
Subject: Re: [Voyage-linux] mpd.conf and DSD files

Hi Jim,

All of the .dff samples files downloaded from 2l.no have the same problem.

I need to used Korg AudioGate to convert the file to .dsf to resolve.

Regards,
Punky

On 4/22/2013 10:09 AM, Jim Salk wrote:
> Thanks.  I was able to play DSD files with the Auralic Vega by setting 
> the
> following:
>
> usb_dsd  "yes"
> mixer_type "disabled"
>
> However, upon occasion, if a .ddf file plays to the end, MPD freezes.  
> This does not happen in mid-song, only occasionally at the very end of a
file.
> In a playlist, for example, it fails to go to the next selection and I 
> have to restart MPD.
>
> Any thoughts?
>
> - Jim
>
> -----Original Message-----
> From: Voyage-linux
> [mailto:voyage-linux-bounces+jsalk=salk.net at list.voyage.hk] On Behalf 
> Of Demian Martin
> Sent: Friday, April 19, 2013 12:16 AM
> To: voyage-linux at voyage.hk
> Subject: Re: [Voyage-linux] mpd.conf and DSD files
>
> If you have MPD 17.2 or newer MPD doesn't resample but instead it 
> repackages the files into PCM frames using DOP when you have the following
set:
> 	dsd_usb 	"yes"		# enables DoP 1.0
>
> It will also package DSD into PCM and send it over spdif (but only up 
> to 192/ DSD64)
>
> If you do not have that set and you do have the sample rate converters 
> enabled in mpd it will try to convert to PCM on the fly. Its obvious 
> when this is happening. Any of the following will be true. If you have 
> an Alix or an Atom processor and sinc_best is selected the system will 
> stall. If sinc_fastest, it will be noisy (and the Alix will still 
> stall) if you  have an i5/i7 at better than 2 GHz the processor use 
> will spike near max. It works but is not really the first choice I think.
>          -Demian
>
>
>
>
>
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> Voyage-linux at list.voyage.hk
> http://list.voyage.hk/mailman/listinfo/voyage-linux


--
Regards,
Kim-man "Punky" Tse

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