
12.10에서 13.04로 업그레이드한 후 Lubuntu는 USB 사운드 카드(Polycom)를 분리했다가 다시 연결한 후 오디오 재생이 손실되었습니다. 볼륨 조절이 회색이고 pulseaudio 믹서(설치되지 않음)로 이어지므로 pulseaudio 패키지를 제거했습니다. 또한 alsa-base 패키지를 제거하고 다시 설치했습니다. 다시 시작한 후에는 alsamixer가 평소처럼 모든 것을 되돌려 주지만(볼륨 100%, 음소거 해제) 어떤 장치를 선택하든 모든 사운드 프로그램에서 오류가 발생합니다.
플레이 -L:
null
Discard all samples (playback) or generate zero samples (capture)
pulse
PulseAudio Sound Server
default:CARD=NVidia
HDA NVidia, ALC662 rev1 Analog
Default Audio Device
sysdefault:CARD=NVidia
HDA NVidia, ALC662 rev1 Analog
Default Audio Device
front:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
Front speakers
surround40:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
4.0 Surround output to Front and Rear speakers
surround41:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Digital
IEC958 (S/PDIF) Digital Audio Output
hdmi:CARD=NVidia,DEV=0
HDA NVidia, HDMI 0
HDMI Audio Output
dmix:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
Direct sample mixing device
dmix:CARD=NVidia,DEV=1
HDA NVidia, ALC662 rev1 Digital
Direct sample mixing device
dmix:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct sample mixing device
dsnoop:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
Direct sample snooping device
dsnoop:CARD=NVidia,DEV=1
HDA NVidia, ALC662 rev1 Digital
Direct sample snooping device
dsnoop:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct sample snooping device
hw:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
Direct hardware device without any conversions
hw:CARD=NVidia,DEV=1
HDA NVidia, ALC662 rev1 Digital
Direct hardware device without any conversions
hw:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct hardware device without any conversions
plughw:CARD=NVidia,DEV=0
HDA NVidia, ALC662 rev1 Analog
Hardware device with all software conversions
plughw:CARD=NVidia,DEV=1
HDA NVidia, ALC662 rev1 Digital
Hardware device with all software conversions
plughw:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Hardware device with all software conversions
default:CARD=Communicator
Default Audio Device
sysdefault:CARD=Communicator
Default Audio Device
front:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
Front speakers
surround40:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
4.0 Surround output to Front and Rear speakers
surround41:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
IEC958 (S/PDIF) Digital Audio Output
dmix:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
Direct sample mixing device
dsnoop:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
Direct sample snooping device
hw:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
Direct hardware device without any conversions
plughw:CARD=Communicator,DEV=0
Polycom Communicator, USB Audio
Hardware device with all software conversions
etc/asound.conf:
defaults.ctl.card 1
defaults.pcm.card 1
defaults.pcm.device 1
다음은 두 장치 모두에서 동일한 결과를 얻습니다. aplay -vv -D front:CARD=NVidia,DEV=0 "압력 해제.wav":
Playing WAVE 'Release the Pressure.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Mono
aplay: set_params:1087: Channels count non available
과야데크 mp3 재생:
AL lib: alsa_open_playback: Could not open playback device 'default': No such file or directory
21:32:14: Error: Gstreamer error 'Configured audiosink playbackbin is not working.'
대담한:
ALSA error: snd_mixer_attach failed: No such file or directory.
ALSA error: snd_pcm_open failed: No such device.
그러면 오디오를 어떻게 수정합니까?
업데이트: USB 사운드카드를 제거하고 모든 alsa 구성을 제거했습니다. 모든 것이 설치 전처럼 작동하지만 확실히 취약한 느낌이 듭니다.
답변1
USB 사운드카드를 뽑았더니제거된모든 alsa 및 asound 구성. 이제 다시 작동합니다. USB 카드를 연결했는데 이제 그것도 작동합니다.