Re: What output driver for USB DAC?

Thanks, I decided to get a windows box just for music and everything
worked using the factory drivers in 20 minutes.

It's a shame windows is so horrible but that it is still easier to live
with for graphics or audio than Linux. A dedicated audio appliance on
windows is a good solution for me.

/jl 


On Mon, 2018-02-26 at 02:42 +0100, Reimar Döffinger wrote:
> On 24.02.2018, at 21:04, John Long <[email protected]>
> wrote:
> 
> > On Sat, 2018-02-24 at 16:12 +0100, Reimar Döffinger wrote:
> > > On Sun, Feb 04, 2018 at 11:06:53AM +0000, John Long wrote:
> > > > On Sun, 2018-02-04 at 10:39 +0000, Andy Furniss wrote:
> > > > > John Long wrote:
> > > > > > Does anybody know how to get mplayer to send the correct
> > > > > > signal
> > > > > > to
> > > > > > a
> > > > > > USB DAC?
> > > > > > 
> > > > > > If I play the file normally (mplayer filename) it appears
> > > > > > mplayer
> > > > > > decodes the file before sending it to the DAC. I am trying
> > > > > > to
> > > > > > get
> > > > > > mplayer to send whatever type of signal to the DAC it needs
> > > > > > so
> > > > > > that
> > > > > > the
> > > > > >  DAC itself will decode the music, not mplayer.
> > > > > 
> > > > > If it's a DAC then it won't decode the many types of
> > > > > compressed
> > > > > audio 
> > > > > that mplayer/ffmpeg can.
> > > > 
> > > > That's ok, it supports everything I need it to play which is
> > > > DSD
> > > > and
> > > > FLAC.
> > > 
> > > I have some severe doubts about that.
> > > For it to support FLAC, the playback application would need
> > > to passthrough FLAC.
> > 
> > And this is what happens. Sorry for not being very clear.
> > 
> > It's not just a DAC. It's a streaming music player that supports
> > DLNA,
> > FLAC and a bunch of other CODECs over DLNA, and over USB.
> > 
> > It also has a USB DAC. Mplayer doesn't seem to get along with it
> > but I
> > am pretty sure it's not mplayer itself but some piece of Linux
> > middleware. Which is how this question started.
> 
> A streaming music player is very different from a DAC/audio output
> device.
> The most critical difference is that a DLNA player receives full
> files.
> That avoids all the issues with having to define a framing format
> etc.
> However that mode of operation is incompatible with any proper media
> player that wants to do more than send basic commands like "play file
> A" or "seek to position X".
> If you want to control it via DLNA I'm afraid you'll need to use
> something other than MPlayer.
> Maybe I misunderstood that part, but is there (after getting rid of
> pulseaudio etc) an issue with the DAC part? I am pretty sure now that
> playing FLAC in that mode by design is only possible by having
> MPlayer decode the audio, but that should not really be a problem?
> 
> Regards,
> Reimar Döffinger
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