Chris,
On Mon, 26 Sep 2016 18:00:01 -0700
chris hermansen <clhermansen@xxxxxxxxx> wrote:
> Bob and list;
>
> On Mon, Sep 26, 2016 at 3:04 PM, Bob Williams <linux@xxxxxxxxxxxxxxx>
> wrote:
>
> > On Mon, 26 Sep 2016 11:12:32 -0700
> > chris hermansen <clhermansen@xxxxxxxxx> wrote:
> >
> > > Bob, what connects your computer to your TEAC? A USB cable?
> > >
> > Yes, a USB cable. I also have a sound card, but want to use the TEAC
> > DAC.
> >
> > > What music player do you use?
> > >
> > MPD
> >
> > > What is the output of "aplay -L" in a terminal window?
> >
> > bob@hexagon:~> aplay -L
> > null
> > Discard all samples (playback) or generate zero samples
> > (capture) default
> > Default ALSA Output (currently PulseAudio Sound Server)
> > sysdefault:CARD=D1
> > Xonar D1, Multichannel
> > Default Audio Device
> > front:CARD=D1,DEV=0
> > Xonar D1, Multichannel
> > Front speakers
> > surround21:CARD=D1,DEV=0
> > Xonar D1, Multichannel
> > 2.1 Surround output to Front and Subwoofer speakers
> > surround40:CARD=D1,DEV=0
> > Xonar D1, Multichannel
> > 4.0 Surround output to Front and Rear speakers
> > surround41:CARD=D1,DEV=0
> > Xonar D1, Multichannel
> > 4.1 Surround output to Front, Rear and Subwoofer speakers
> > surround50:CARD=D1,DEV=0
> > Xonar D1, Multichannel
> > 5.0 Surround output to Front, Center and Rear speakers
> > surround51:CARD=D1,DEV=0
> > Xonar D1, Multichannel
> > 5.1 Surround output to Front, Center, Rear and Subwoofer
> > speakers surround71:CARD=D1,DEV=0
> > Xonar D1, Multichannel
> > 7.1 Surround output to Front, Center, Side, Rear and Woofer
> > speakers iec958:CARD=D1,DEV=0
> > Xonar D1, Multichannel
> > IEC958 (S/PDIF) Digital Audio Output
> > sysdefault:CARD=DEVICE
> > TEAC USB AUDIO DEVICE, USB Audio
> > Default Audio Device
> > front:CARD=DEVICE,DEV=0
> > TEAC USB AUDIO DEVICE, USB Audio
> > Front speakers
> > surround21:CARD=DEVICE,DEV=0
> > TEAC USB AUDIO DEVICE, USB Audio
> > 2.1 Surround output to Front and Subwoofer speakers
> > surround40:CARD=DEVICE,DEV=0
> > TEAC USB AUDIO DEVICE, USB Audio
> > 4.0 Surround output to Front and Rear speakers
> > surround41:CARD=DEVICE,DEV=0
> > TEAC USB AUDIO DEVICE, USB Audio
> > 4.1 Surround output to Front, Rear and Subwoofer speakers
> > surround50:CARD=DEVICE,DEV=0
> > TEAC USB AUDIO DEVICE, USB Audio
> > 5.0 Surround output to Front, Center and Rear speakers
> > surround51:CARD=DEVICE,DEV=0
> > TEAC USB AUDIO DEVICE, USB Audio
> > 5.1 Surround output to Front, Center, Rear and Subwoofer
> > speakers surround71:CARD=DEVICE,DEV=0
> > TEAC USB AUDIO DEVICE, USB Audio
> > 7.1 Surround output to Front, Center, Side, Rear and Woofer
> > speakers iec958:CARD=DEVICE,DEV=0
> > TEAC USB AUDIO DEVICE, USB Audio
> > IEC958 (S/PDIF) Digital Audio Output
> >
> >
> I would take this step by step.
>
> First you should use aplay to find out what works and what doesn't.
> Find a .wav file of representative music somewhere or create one (use
> soundconverter for instance).
>
> Run "aplay -l" to make sure that your TEAC card is card 1 (it looks as
> though it is but check)
>
> Then try playing the resulting .wav file with aplay through the TEAC,
> like this:
>
> aplay -D hw:1,0 mysong.wav
>
> (this will play at full volume if it works so make sure you have your
> volume turned way down)
>
> If that doesn't work, try
>
> aplay -D plughw:1,0 mysong.wav
>
> Assuming one or the other of those works...
>
> Second, is the TEAC dedicated to MPD's use, or will you want other
> programs to use it (like VLC)?
>
> Assuming it's dedicated, then I would configure MPD to talk directly
> to the TEAC through ALSA, especially if you have music at varying bit
> rates and you want to pass them through untouched.
>
> I run two music servers in my house, both with MPD and dedicated
> DACs. My audio output stanza in my /etc/mpd.conf looks like this:
>
> audio_output {
> enabled "yes"
> type "alsa"
> name "Schiit Bifrost"
> device "hw:2,0"
> mixer_type "disabled"
> auto_resample "no"
> auto_channels "no"
> auto_format "no"
> dop "no"
> }
>
> You would have to change the name and the device.
>
> If the aplay experiments didn't work or you don't want to dedicate,
> then get back to the list.
>
>
Many thanks. That all worked well.
--
Bob Williams
System: Linux 4.1.20-11-default
Distro: openSUSE 42.1 (x86_64)
Desktop: KDE Frameworks: 5.21.0, Qt: 5.5.1 and Plasma:
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