Difference: JackAudioConnectionKitNotes (1 vs. 34)

Revision 3419 Nov 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 11 to 11
 Blueslave Soundcard
Masterman Soundcards
Added:
>
>
Firewalld on ECAD0
 ALSA handles hardware

Pulse Interconnects it.

Revision 3314 Nov 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Changed:
<
<
Server and Client setup
>
>
Server and Client setup

Whiteslave Soundcard
Amberslave Soundcard
Redslave Soundcard
Greenslave Soundcard
Blueslave Soundcard
Masterman Soundcards

  ALSA handles hardware
Line: 187 to 194
 
             
             
             
Deleted:
<
<
 Soundcard Output From dmesg
Deleted:
<
<
[ 10.076828] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC662 rev1: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:line
[ 10.076832] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 10.076834] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[ 10.076836] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 10.076838] snd_hda_codec_realtek hdaudioC0D0: dig-out=0x1e/0x0
[ 10.076840] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 10.076843] snd_hda_codec_realtek hdaudioC0D0: Front Mic=0x19
[ 10.076845] snd_hda_codec_realtek hdaudioC0D0: Rear Mic=0x18
[ 10.076847] snd_hda_codec_realtek hdaudioC0D0: Line=0x1a
[ 10.088048] input: HDA Intel Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6
[ 10.088124] input: HDA Intel Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7
[ 10.088194] input: HDA Intel Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 10.088262] input: HDA Intel Line Out as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 10.088333] input: HDA Intel Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
 \ No newline at end of file
Added:
>
>
[ 10.076828] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC662 rev1: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:line
[ 10.076832] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 10.076834] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[ 10.076836] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 10.076838] snd_hda_codec_realtek hdaudioC0D0: dig-out=0x1e/0x0
[ 10.076840] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 10.076843] snd_hda_codec_realtek hdaudioC0D0: Front Mic=0x19
[ 10.076845] snd_hda_codec_realtek hdaudioC0D0: Rear Mic=0x18
[ 10.076847] snd_hda_codec_realtek hdaudioC0D0: Line=0x1a
[ 10.088048] input: HDA Intel Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6
[ 10.088124] input: HDA Intel Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7
[ 10.088194] input: HDA Intel Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 10.088262] input: HDA Intel Line Out as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 10.088333] input: HDA Intel Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10

Revision 3212 Nov 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 187 to 187
 
             
             
             
\ No newline at end of file
Added:
>
>
Soundcard Output From dmesg

[ 10.076828] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC662 rev1: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:line
[ 10.076832] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 10.076834] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[ 10.076836] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 10.076838] snd_hda_codec_realtek hdaudioC0D0: dig-out=0x1e/0x0
[ 10.076840] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 10.076843] snd_hda_codec_realtek hdaudioC0D0: Front Mic=0x19
[ 10.076845] snd_hda_codec_realtek hdaudioC0D0: Rear Mic=0x18
[ 10.076847] snd_hda_codec_realtek hdaudioC0D0: Line=0x1a
[ 10.088048] input: HDA Intel Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6
[ 10.088124] input: HDA Intel Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7
[ 10.088194] input: HDA Intel Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 10.088262] input: HDA Intel Line Out as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 10.088333] input: HDA Intel Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10

 \ No newline at end of file

Revision 3109 Nov 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Revision 3009 Nov 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 179 to 179
 ALSA backend wont start with only one input channel selected, use default.

Only one input pair seems to be selectable at one time with alsa input but all outputs. Probably related to clock source. \ No newline at end of file

Added:
>
>
Mic Greenslave Amberslave Redslave Blueslave Whiteslave Masterman
Front   hw:Intel,hw:Intel,0        
Rear   hw:Intel,hw:Intel,0 unbalanced levels        
             
             
             
             
 \ No newline at end of file

Revision 2907 Nov 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Added:
>
>
Server and Client setup
 ALSA handles hardware

Pulse Interconnects it.

Revision 2801 Nov 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 171 to 171
 without setting model default appears OK

[ 12.564962] snd_hda_intel 0000:00:1b.0: irq 26 for MSI/MSI-X
[ 12.590095] snd_hda_codec_realtek hdaudioC0D2: autoconfig for ALC888: line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line
[ 12.590099] snd_hda_codec_realtek hdaudioC0D2: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 12.590102] snd_hda_codec_realtek hdaudioC0D2: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[ 12.590104] snd_hda_codec_realtek hdaudioC0D2: mono: mono_out=0x0
[ 12.590106] snd_hda_codec_realtek hdaudioC0D2: inputs:
[ 12.590109] snd_hda_codec_realtek hdaudioC0D2: Front Mic=0x19
[ 12.590111] snd_hda_codec_realtek hdaudioC0D2: Rear Mic=0x18
[ 12.590114] snd_hda_codec_realtek hdaudioC0D2: Line=0x1a
[ 12.607400] input: HDA Intel Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input3
[ 12.608253] input: HDA Intel Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input4
[ 12.608476] input: HDA Intel Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input5
[ 12.608657] input: HDA Intel Line Out Front as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6
[ 12.609979] input: HDA Intel Line Out Surround as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7
[ 12.610055] input: HDA Intel Line Out CLFE as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 12.610146] input: HDA Intel Line Out Side as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 12.610236] input: HDA Intel Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10

\ No newline at end of file

Added:
>
>
Using alsa backend hw0,2 (ALC888) is the front mic

ALSA backend wont start with only one input channel selected, use default.

Only one input pair seems to be selectable at one time with alsa input but all outputs. Probably related to clock source.

 \ No newline at end of file

Revision 2731 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 116 to 116
 ftp://ftp.pbone.net/mirror/archive.fedoraproject.org/fedora/linux/releases/13/Everything/x86_64/os/Packages/meterbridge-0.9.2-4.fc12.x86_64.rpm

meterbridge

Added:
>
>
meterbridge -t vu -r 20 JackTrip:receive_1 JackMix:out_1
 

Qjackctl

yum install --enablerepo=epel-testing qjackctl

Revision 2631 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 87 to 87
 both runtime and permanent tabs at top

this is primarily for slaves to receive incoming connections

Added:
>
>
For jacktrip the default is 4464
 

Slave

jackd -R -d netone

Revision 2428 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 111 to 111
 

Qjackctl

yum install --enablerepo=epel-testing qjackctl

Added:
>
>

CPU tuning

# echo 2048 > /sys/class/rtc/rtc0/max_user_freq
# echo 2048 > /proc/sys/dev/hpet/max-user-freq

/etc/tuned
 

Amberslave

CPU Intel(R) Core(TM)2 Duo CPU E6850 @ 3.00GHz

Revision 2325 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 151 to 151
 
Black Rear Surround Speakers for 5.1 and 7.1 systems top -1 pair    
Grey Middle Surround Speakers for 7.1 systems top -3 pair    
front panel \ No newline at end of file
Added:
>
>
model should be 6stack

without setting model default appears OK

[ 12.564962] snd_hda_intel 0000:00:1b.0: irq 26 for MSI/MSI-X
[ 12.590095] snd_hda_codec_realtek hdaudioC0D2: autoconfig for ALC888: line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line
[ 12.590099] snd_hda_codec_realtek hdaudioC0D2: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 12.590102] snd_hda_codec_realtek hdaudioC0D2: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[ 12.590104] snd_hda_codec_realtek hdaudioC0D2: mono: mono_out=0x0
[ 12.590106] snd_hda_codec_realtek hdaudioC0D2: inputs:
[ 12.590109] snd_hda_codec_realtek hdaudioC0D2: Front Mic=0x19
[ 12.590111] snd_hda_codec_realtek hdaudioC0D2: Rear Mic=0x18
[ 12.590114] snd_hda_codec_realtek hdaudioC0D2: Line=0x1a
[ 12.607400] input: HDA Intel Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input3
[ 12.608253] input: HDA Intel Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input4
[ 12.608476] input: HDA Intel Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input5
[ 12.608657] input: HDA Intel Line Out Front as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6
[ 12.609979] input: HDA Intel Line Out Surround as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7
[ 12.610055] input: HDA Intel Line Out CLFE as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 12.610146] input: HDA Intel Line Out Side as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 12.610236] input: HDA Intel Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10

Revision 2225 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 135 to 135
  aplay -l
Changed:
<
<
** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC888 Analog [ALC888 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0

>
>
** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC888 Analog [ALC888 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0

  aplay -L
Line: 143 to 143
  backpanel has 6 3.5mm connectors
Changed:
<
<
Colour default function Jack position    
>
>
Colour default function Jack-Audio graph position    
 
Blue Line in      
Changed:
<
<
Green line out top pair    
Pink mic in      
Orange   top -2 pair    
Black   top -1 pair    
Grey   top -3 pair    
>
>
Green Line-Out, Front Speakers, Headphones top pair    
Pink Microphone      
Orange Subwoofer and Center out top -2 pair    
Black Rear Surround Speakers for 5.1 and 7.1 systems top -1 pair    
Grey Middle Surround Speakers for 7.1 systems top -3 pair    
 front panel \ No newline at end of file

Revision 2125 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 126 to 126
 network driver e1000e

sound 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) \ No newline at end of file

Added:
>
>
arecord -l
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC888 Analog [ALC888 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: Intel [HDA Intel], device 2: ALC888 Alt Analog [ALC888 Alt Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0

arecord -L

null
Discard all samples (playback) or generate zero samples (capture)
pulse
PulseAudio Sound Server
default
Default ALSA Output (currently PulseAudio Sound Server)
sysdefault:CARD=Intel
HDA Intel, ALC888 Analog
Default Audio Device
front:CARD=Intel,DEV=0
HDA Intel, ALC888 Analog
Front speakers

aplay -l

** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC888 Analog [ALC888 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0

aplay -L

null
Discard all samples (playback) or generate zero samples (capture)
pulse
PulseAudio Sound Server
default
Default ALSA Output (currently PulseAudio Sound Server)
sysdefault:CARD=Intel
HDA Intel, ALC888 Analog
Default Audio Device
front:CARD=Intel,DEV=0
HDA Intel, ALC888 Analog
Front speakers
surround21:CARD=Intel,DEV=0
HDA Intel, ALC888 Analog
2.1 Surround output to Front and Subwoofer speakers
surround40:CARD=Intel,DEV=0
HDA Intel, ALC888 Analog
4.0 Surround output to Front and Rear speakers
surround41:CARD=Intel,DEV=0
HDA Intel, ALC888 Analog
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=Intel,DEV=0
HDA Intel, ALC888 Analog
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=Intel,DEV=0
HDA Intel, ALC888 Analog
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=Intel,DEV=0
HDA Intel, ALC888 Analog
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers

backpanel has 6 3.5mm connectors

Colour default function Jack position    
Blue Line in      
Green line out top pair    
Pink mic in      
Orange   top -2 pair    
Black   top -1 pair    
Grey   top -3 pair    
front panel
 \ No newline at end of file

Revision 2025 Oct 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 111 to 111
 

Qjackctl

yum install --enablerepo=epel-testing qjackctl \ No newline at end of file

Added:
>
>

Amberslave

CPU Intel(R) Core(TM)2 Duo CPU E6850 @ 3.00GHz

Cores= 2

add latency-performance network-latency to /etc/tuned/active_profile

network device name enp0s25

network device 00:19.0 Ethernet controller: Intel Corporation 82562V-2 10/100 Network Connection (rev 02)

network driver e1000e

sound 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02)

 \ No newline at end of file

Revision 1820 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 105 to 105
 ftp://ftp.pbone.net/mirror/archive.fedoraproject.org/fedora/linux/releases/13/Everything/x86_64/os/Packages/meterbridge-0.9.2-4.fc12.x86_64.rpm

meterbridge

Added:
>
>

Qjackctl

yum install --enablerepo=epel-testing qjackctl

 \ No newline at end of file

Revision 1717 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 98 to 98
  add jack to audio group to allow access to alsa device

Mixer

\ No newline at end of file
Added:
>
>
jackmix

VU Meter

ftp://ftp.pbone.net/mirror/archive.fedoraproject.org/fedora/linux/releases/13/Everything/x86_64/os/Packages/meterbridge-0.9.2-4.fc12.x86_64.rpm

meterbridge

Revision 1617 Oct 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

Line: 43 to 43
 This doesn't happen on the console Mate session only the X2go one

Must be started by X2go somehow

Added:
>
>
Edit x2go settings to not use audio (session preferences)
 

Network

Netjack1

Revision 1517 Oct 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 95 to 95
 edit /etc/group

add jack to audio group to allow access to alsa device

Deleted:
<
<

 \ No newline at end of file
Added:
>
>

Mixer

 \ No newline at end of file

Revision 1416 Oct 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 82 to 82
 

Slave

jackd -R -d netone

Added:
>
>
edit /etc/group

add jack to audio group to allow access to alsa device

 

Master

jack_netsource -H amberslave -N AmberSlave -o 1 -i 1

run one of these for every slave

Added:
>
>
edit /etc/group

add jack to audio group to allow access to alsa device

 

\ No newline at end of file

Revision 1316 Oct 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 70 to 70
 PgYzs4TV

usermod -a -G jackuser jack

Added:
>
>

Firewall

control centre-> firewall

add port 3000 udp

both runtime and permanent tabs at top

this is primarily for slaves to receive incoming connections

Slave

jackd -R -d netone

Master

jack_netsource -H amberslave -N AmberSlave -o 1 -i 1

run one of these for every slave

 \ No newline at end of file

Revision 1214 Oct 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 58 to 58
  had to create link in /usr/include python3.6 -> python3.6m

Account and realtime

Added:
>
>
check /etc/security/limits.d/95-jack.conf

this will use group jackuser and give it rtprio

useradd jack

passwd jack

PgYzs4TV

usermod -a -G jackuser jack

Revision 1114 Oct 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 44 to 44
  Must be started by X2go somehow

Network

Added:
>
>

Netjack1

  The place where the service is running needs firewall modification to allow port 3000 upd through

Only one system can connect to this

Multiple services can be run but results in multiple jackds

Changed:
<
<
>
>

Netjack2

 

Jack-mixer

Building

had to create link in /usr/include python3.6 -> python3.6m \ No newline at end of file

Added:
>
>

Account and realtime

Revision 1002 Aug 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 50 to 50
 Only one system can connect to this

Multiple services can be run but results in multiple jackds \ No newline at end of file

Added:
>
>

Jack-mixer

Building

had to create link in /usr/include python3.6 -> python3.6m

 \ No newline at end of file

Revision 929 Jul 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 43 to 43
 This doesn't happen on the console Mate session only the X2go one

Must be started by X2go somehow \ No newline at end of file

Added:
>
>

Network

The place where the service is running needs firewall modification to allow port 3000 upd through

Only one system can connect to this

Multiple services can be run but results in multiple jackds

 \ No newline at end of file

Revision 814 Jul 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 29 to 29
 "system" is the computer (I think)

way to test Alsa outputs: speaker-test -Dfront:AudioPCI_2 -c2 -twav \ No newline at end of file

Added:
>
>
What keeps starting pulse?

disabled in startup applications

autospawn = no in both

~/.pulse/client.conf and /etc/pulse/client.conf

If it is killed it restarts.

This doesn't happen on the console Mate session only the X2go one

Must be started by X2go somehow

 \ No newline at end of file

Revision 714 Jul 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 27 to 27
 These now appear in connect panel of qjackctl

"system" is the computer (I think)

Added:
>
>
way to test Alsa outputs: speaker-test -Dfront:AudioPCI_2 -c2 -twav
 \ No newline at end of file

Revision 613 Jul 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 8 to 8
  Disable pulse starting before using JACK from startup menu
Changed:
<
<
aplay -l to check alsa
>
>
aplay -l to check alsa output channels

arecord -l alsa input channels

  pactl list to check pulse

Revision 513 Jul 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Revision 413 Jul 2020 - BarryGreen

Line: 1 to 1
 
META TOPICPARENT name="BarryGreen"

JACK notes

Line: 15 to 15
 alsa info in /proc/asound

Can't see soundcards as user but can with root. Try adding user to audio group. Works \ No newline at end of file

Added:
>
>
For each card run

alsa_in -d hw:0 Card0

alsa_out -d hw:0 Card0

These now appear in connect panel of qjackctl

"system" is the computer (I think)

 \ No newline at end of file

Revision 313 Jul 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

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  alsa info in /proc/asound
Deleted:
<
<
Can't see soundcards as user but can with root. Try adding user to audio group
 \ No newline at end of file
Added:
>
>
Can't see soundcards as user but can with root. Try adding user to audio group. Works
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Revision 213 Jul 2020 - BarryGreen

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META TOPICPARENT name="BarryGreen"

JACK notes

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 pactl list to check pulse

alsa info in /proc/asound \ No newline at end of file

Added:
>
>
Can't see soundcards as user but can with root. Try adding user to audio group
 \ No newline at end of file

Revision 110 Jul 2020 - BarryGreen

Line: 1 to 1
Added:
>
>
META TOPICPARENT name="BarryGreen"

JACK notes

ALSA handles hardware

Pulse Interconnects it.

Disable pulse starting before using JACK from startup menu

aplay -l to check alsa

pactl list to check pulse

alsa info in /proc/asound

 
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