PulseAudio version: $> pulseaudio -versionįinally.I find it's just caused by the microphone "unplugged". The pactl still use my usb camera's microphone as its default source.
$> pactl list sources short | grep RUNNINGģ alsa_b-Generic_Rmoncam_HD_720P_200901010001-02.analog-stereo.2 module-alsa-card.c s16le 2ch 48000Hz RUNNING
I don't know how to list the current default source and sink, so I use following command to verify: $> pactl load-module module-loopback latency_msec=500 Set-default-source alsa_input.pci-0000_00_1b.0.analog-stereoĪfter configuration complete, I tried pulseaudio -D and reboot the device, but the config take no effect. I tried to set the source 1 alsa_input.pci-0000_00_1b.0.analog-stereo as my default source by several ways:ġ.change /etc/pulse/nf, add following lines: default-sink = alsa_output.pci-0000_00_1b.0.hdmi-stereoĭefault-source = alsa_input.pci-0000_00_1b.0.analog-stereoĢ.change /etc/pulse/default.pa, add following lines: # Make some devices default I have 4 sound input sources on my linux device. How can I list the current default source?.