kchsieh@kchsieh-Inspiron-3790:~$ lsb_release -rd Description: Ubuntu 20.04 LTS Release: 20.04 kchsieh@kchsieh-Inspiron-3790:~$
pulseaudio: Installed: 1:13.99.1-1ubuntu3.2 Candidate: 1:13.99.1-1ubuntu3.2 Version table: *** 1:13.99.1-1ubuntu3.2 500 500 http://tw.archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages 500 http://security.ubuntu.com/ubuntu focal-security/main amd64 Packages 100 /var/lib/dpkg/status 1:13.99.1-1ubuntu3 500 500 http://tw.archive.ubuntu.com/ubuntu focal/main amd64 Packages
Expect result: module-alsa-card loads successfully, 'pacmd info' shows the recognized sink device.
Actual result: 'pacmd info' shows "Dummy Output", and failed to load module-alsa-card. 1 sink(s) available. * index: 0 name: <auto_null> driver: <module-null-sink.c> flags: DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY state: IDLE suspend cause: (none) priority: 1000 volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / 100% / 0.00 dB balance 0.00 base volume: 65536 / 100% / 0.00 dB volume steps: 65537 muted: no current latency: 3.51 ms max request: 6 KiB max rewind: 6 KiB monitor source: 0 sample spec: s16le 2ch 44100Hz channel map: front-left,front-right Stereo used by: 0 linked by: 1 configured latency: 40.00 ms; range is 0.50 .. 2000.00 ms module: 14 properties: device.description = "Dummy Output" device.class = "abstract" device.icon_name = "audio-card"
kchsieh@ kchsieh- Inspiron- 3790:~$ lsb_release -rd kchsieh- Inspiron- 3790:~$
Description: Ubuntu 20.04 LTS
Release: 20.04
kchsieh@
pulseaudio: 1-1ubuntu3. 2 1-1ubuntu3. 2 1-1ubuntu3. 2 500 tw.archive. ubuntu. com/ubuntu focal-updates/main amd64 Packages security. ubuntu. com/ubuntu focal-security/main amd64 Packages dpkg/status 13.99.1- 1ubuntu3 500 tw.archive. ubuntu. com/ubuntu focal/main amd64 Packages
Installed: 1:13.99.
Candidate: 1:13.99.
Version table:
*** 1:13.99.
500 http://
500 http://
100 /var/lib/
1:
500 http://
Expect result:
module-alsa-card loads successfully, 'pacmd info' shows the recognized sink device.
Actual result: null-sink. c> front-right
Stereo description = "Dummy Output"
'pacmd info' shows "Dummy Output", and failed to load module-alsa-card.
1 sink(s) available.
* index: 0
name: <auto_null>
driver: <module-
flags: DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: IDLE
suspend cause: (none)
priority: 1000
volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / 100% / 0.00 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 3.51 ms
max request: 6 KiB
max rewind: 6 KiB
monitor source: 0
sample spec: s16le 2ch 44100Hz
channel map: front-left,
used by: 0
linked by: 1
configured latency: 40.00 ms; range is 0.50 .. 2000.00 ms
module: 14
properties:
device.
device.class = "abstract"
device.icon_name = "audio-card"