When the headphones are plugged in to record, the output from the computer's own applications is also recorded
Warning
Summary
When the headphones are plugged in to record, the output from the computer's own applications is also recorded
environment
use alsa-info to gather info, see the file below.alsa-info.txt.AeDQpLBGLO
Steps to reproduce
1)Plugging in the headphone; 2) Use the device to record;(arecord) 3) Use the device to play sound; 4) replay the record sound;(aplay)
What is the current bug behavior?
the system volume was included in the recording.
What is the expected correct behavior?
Do not enter system volume when recording.