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sound_issue.txt
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# without usb soundcard
arecord -l
**** List of CAPTURE Hardware Devices ****
mpv --audio-device=help
List of detected audio devices:
'auto' (Autoselect device)
'alsa' (Default (alsa))
'alsa/jack' (JACK Audio Connection Kit)
'alsa/default:CARD=Headphones' (bcm2835 Headphones, bcm2835 Headphones/Default Audio Device)
'alsa/sysdefault:CARD=Headphones' (bcm2835 Headphones, bcm2835 Headphones/Default Audio Device)
'alsa/dmix:CARD=Headphones,DEV=0' (bcm2835 Headphones, bcm2835 Headphones/Direct sample mixing device)
'alsa/plughw:CARD=Headphones,DEV=0' (bcm2835 Headphones, bcm2835 Headphones/Hardware device with all software conversions)
'alsa/usbstream:CARD=Headphones' (bcm2835 Headphones/USB Stream Output)
# with usb soundcard
mpv --audio-device=help
List of detected audio devices:
'auto' (Autoselect device)
'alsa' (Default (alsa))
'alsa/jack' (JACK Audio Connection Kit)
'alsa/default:CARD=Headphones' (bcm2835 Headphones, bcm2835 Headphones/Default Audio Device)
'alsa/sysdefault:CARD=Headphones' (bcm2835 Headphones, bcm2835 Headphones/Default Audio Device)
'alsa/dmix:CARD=Headphones,DEV=0' (bcm2835 Headphones, bcm2835 Headphones/Direct sample mixing device)
'alsa/plughw:CARD=Headphones,DEV=0' (bcm2835 Headphones, bcm2835 Headphones/Hardware device with all software conversions)
'alsa/usbstream:CARD=Headphones' (bcm2835 Headphones/USB Stream Output)
'alsa/default:CARD=Device' (USB Audio Device, USB Audio/Default Audio Device)
'alsa/sysdefault:CARD=Device' (USB Audio Device, USB Audio/Default Audio Device)
'alsa/front:CARD=Device,DEV=0' (USB Audio Device, USB Audio/Front speakers)
'alsa/surround21:CARD=Device,DEV=0' (USB Audio Device, USB Audio/2.1 Surround output to Front and Subwoofer speakers)
'alsa/surround40:CARD=Device,DEV=0' (USB Audio Device, USB Audio/4.0 Surround output to Front and Rear speakers)
'alsa/surround41:CARD=Device,DEV=0' (USB Audio Device, USB Audio/4.1 Surround output to Front, Rear and Subwoofer speakers)
'alsa/surround50:CARD=Device,DEV=0' (USB Audio Device, USB Audio/5.0 Surround output to Front, Center and Rear speakers)
'alsa/surround51:CARD=Device,DEV=0' (USB Audio Device, USB Audio/5.1 Surround output to Front, Center, Rear and Subwoofer speakers)
'alsa/surround71:CARD=Device,DEV=0' (USB Audio Device, USB Audio/7.1 Surround output to Front, Center, Side, Rear and Woofer speakers)
'alsa/iec958:CARD=Device,DEV=0' (USB Audio Device, USB Audio/IEC958 (S/PDIF) Digital Audio Output)
'alsa/dmix:CARD=Device,DEV=0' (USB Audio Device, USB Audio/Direct sample mixing device)
'alsa/plughw:CARD=Device,DEV=0' (USB Audio Device, USB Audio/Hardware device with all software conversions)
'alsa/usbstream:CARD=Device' (USB Audio Device/USB Stream Output)