[mythtv-users] HDMI Audio Options

[jmk]

On Tue, 2014-09-16 at 17:22 +0200, Hika van den Hoven wrote:
> Check if there is a hdmi audio device. If not there is nothing to
> pass-through!

Aplay doesn't list any HDMI device. In cases where folks are sending
audio over DVI, I didn't know if HDMI would necessarily be listed. 



% aplay -l

**** List of PLAYBACK Hardware Devices ****
card 0: NVidia [HDA NVidia], device 0: AD1986A Analog [AD1986A Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: NVidia [HDA NVidia], device 1: AD1986A Digital [AD1986A Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

% aplay -L 

default
    Playback/recording through the PulseAudio sound server
null
    Discard all samples (playback) or generate zero samples (capture)
pulse
    PulseAudio Sound Server
sysdefault:CARD=NVidia
    HDA NVidia, AD1986A Analog
    Default Audio Device
front:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    Front speakers
surround40:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    4.0 Surround output to Front and Rear speakers
surround41:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Digital
    IEC958 (S/PDIF) Digital Audio Output
dmix:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    Direct sample mixing device
dmix:CARD=NVidia,DEV=1
    HDA NVidia, AD1986A Digital
    Direct sample mixing device
dsnoop:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    Direct sample snooping device
dsnoop:CARD=NVidia,DEV=1
    HDA NVidia, AD1986A Digital
    Direct sample snooping device
hw:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    Direct hardware device without any conversions
hw:CARD=NVidia,DEV=1
    HDA NVidia, AD1986A Digital
    Direct hardware device without any conversions
plughw:CARD=NVidia,DEV=0
    HDA NVidia, AD1986A Analog
    Hardware device with all software conversions
plughw:CARD=NVidia,DEV=1
    HDA NVidia, AD1986A Digital
    Hardware device with all software conversions

Joe