Re: SPDIF sound in F32

[Greg Woods <greg@xxxxxxxxxxxxxx>]

On Sat, Aug 1, 2020 at 12:44 PM Samuel Sieb <samuel@xxxxxxxx> wrote:

>     Let's see what "amixer -c0 scontents" gives.
>
>   [root@seveneves mythtv]# amixer -c0 scontents

Ok, it must be a control then:
amixer -c0 contents

We did try this already:

 

 On 7/27/20 8:13 AM, Greg Woods wrote:

> mythtv@seveneves ~]$ amixer -c0 controls
> numid=19,iface=CARD,name='IEC958 In - Output Jack'

That's promising.  Try:
amixer -c0 sset 'IEC958 In - Output Jack' on

But no joy.

[mythtv@seveneves ~]$ amixer -c0 contents
numid=10,iface=CARD,name='Clock Source 21 Validity'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=15,iface=CARD,name='Clock Source 22 Validity'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=18,iface=CARD,name='Clock Source 23 Validity'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=30,iface=CARD,name='Clock Source 24 Validity'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=35,iface=CARD,name='Clock Source 25 Validity'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=16,iface=CARD,name='Headphone - Output Jack'
  ; type=BOOLEAN,access=r-------,values=1
  : values=off
numid=19,iface=CARD,name='IEC958 In - Output Jack'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=36,iface=CARD,name='Keep Interface'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=24,iface=CARD,name='Line - Input Jack'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=20,iface=CARD,name='Mic - Input Jack'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=31,iface=CARD,name='Mic - Input Jack',index=1
  ; type=BOOLEAN,access=r-------,values=1
  : values=off
numid=11,iface=CARD,name='Speaker - Output Jack'
  ; type=BOOLEAN,access=r-------,values=1
  : values=on
numid=7,iface=MIXER,name='PCM Playback Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=12,iface=MIXER,name='PCM Playback Switch',index=1
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=17,iface=MIXER,name='PCM Playback Switch',index=2
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=8,iface=MIXER,name='PCM Playback Volume'
  ; type=INTEGER,access=rw---R--,values=6,min=0,max=87,step=0
  : values=85,85,84,84,83,83
  | dBminmax-min=-65.25dB,max=0.00dB
numid=13,iface=MIXER,name='PCM Playback Volume',index=1
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=87,step=0
  : values=86,86
  | dBminmax-min=-65.25dB,max=0.00dB

numid=29,iface=MIXER,name='PCM Capture Source'
  ; type=ENUMERATED,access=rw------,values=1,items=3
  ; Item #0 'Mic'
  ; Item #1 'Line'
  ; Item #2 'Mixer'
  : values=0
numid=27,iface=MIXER,name='PCM Capture Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=28,iface=MIXER,name='PCM Capture Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=63,step=0
  : values=23,23
  | dBminmax-min=-17.25dB,max=30.00dB
numid=25,iface=MIXER,name='Line Capture Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=26,iface=MIXER,name='Line Capture Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=23,step=0
  : values=0,0
  | dBminmax-min=-17.25dB,max=0.00dB
numid=21,iface=MIXER,name='Mic Capture Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=32,iface=MIXER,name='Mic Capture Switch',index=1
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=22,iface=MIXER,name='Mic Capture Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=63,step=0
  : values=23,23
  | dBminmax-min=-17.25dB,max=30.00dB
numid=33,iface=MIXER,name='Mic Capture Volume',index=1
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=63,step=0
  : values=23,23
  | dBminmax-min=-17.25dB,max=30.00dB
numid=23,iface=MIXER,name='Auto Gain Control'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=34,iface=MIXER,name='Auto Gain Control',index=1
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=9,iface=MIXER,name='Input Gain Pad Control'
  ; type=INTEGER,access=rw------,values=1,min=0,max=2,step=0
  : values=1
numid=14,iface=MIXER,name='Input Gain Pad Control',index=1
  ; type=INTEGER,access=rw------,values=2,min=0,max=1,step=0
  : values=1,1
numid=5,iface=PCM,name='Capture Channel Map'
  ; type=INTEGER,access=r----R--,values=2,min=0,max=36,step=0
  : values=0,0
  | container
    | chmap-fixed=FL,FR
numid=1,iface=PCM,name='Playback Channel Map'
  ; type=INTEGER,access=r----R--,values=6,min=0,max=36,step=0
  : values=0,0,0,0,0,0
  | container
    | chmap-fixed=FL,FR,FC,LFE,SL,SR
    | chmap-fixed=FL,FR
    | chmap-fixed=FL,FR,RL,RR
numid=6,iface=PCM,name='Capture Channel Map',device=1
  ; type=INTEGER,access=r----R--,values=2,min=0,max=36,step=0
  : values=0,0
  | container
    | chmap-fixed=FL,FR
numid=2,iface=PCM,name='Playback Channel Map',device=1
  ; type=INTEGER,access=r----R--,values=2,min=0,max=36,step=0
  : values=0,0
  | container
    | chmap-fixed=FL,FR
numid=3,iface=PCM,name='Playback Channel Map',device=2
  ; type=INTEGER,access=r----R--,values=2,min=0,max=36,step=0
  : values=0,0
  | container
    | chmap-fixed=FL,FR

numid=4,iface=PCM,name='Playback Channel Map',device=3
  ; type=INTEGER,access=r----R--,values=2,min=0,max=36,step=0
  : values=0,0
  | container
    | chmap-fixed=FL,FR

[root@seveneves mythtv]#  amixer -c0 cset numid=19,iface=CARD,name='IEC958 In - Output Jack' on
amixer: Control hw:0 element write error: Operation not permitted

[root@seveneves mythtv]# amixer cset 'IEC958 In - Output Jack' on
Wrong control identifier: IEC958 In - Output Jack
[root@seveneves mythtv]# amixer -c0 cset 'IEC958 In - Output Jack' on
Wrong control identifier: IEC958 In - Output Jack

[mythtv@seveneves ~]$  amixer cset numid=19,iface=CARD,name='IEC958 In - Output Jack' on
amixer: Cannot find the given element from control default

[mythtv@seveneves ~]$ amixer -c0 cset numid=19,iface=CARD,name='IEC958 In - Output Jack' on
amixer: Control hw:0 element write error: Operation not permitted

Tried the last two as root also with same results.

--Greg

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