Jo det går visst... utmaningen är att med nyare nVidia-kort så har man 4 HDMI utgångar varav bara en innehåller ljud.
Man måste då prova sig fram vilken av dessa som det är.
aplay -l ger svaret
plun@plun-laptop:~$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 7: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 8: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 9: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: D1 [Creative Bluetooth Audio D1], device 0: USB Audio [USB Audio]
Subdevices: 0/1
Subdevice #0: subdevice #0
Sen har jag även en bluetooth enhet som ibland strular till det......
mha speaker-test så provar man vilken av enheterna det är som innehåller ljud.
plun@plun-laptop:~$ speaker-test -D plughw:1,9 -r 44100
speaker-test 1.0.23
Playback device is plughw:1,9
Stream parameters are 44100Hz, S16_LE, 1 channels
Using 16 octaves of pink noise
Rate set to 44100Hz (requested 44100Hz)
Buffer size range from 64 to 1048576
Period size range from 32 to 524288
Using max buffer size 1048576
Periods = 4
was set period_size = 262144
was set buffer_size = 1048576
0 - Front Left
Time per period = 5.999883
0 - Front Left
Time per period = 6.009933
0 - Front Left