我使用 mpg123 在 licheepi 零上播放 mp3 歌曲但没有声音。 我如何解决它？
# mpg123 a.mp3
High Performance MPEG 1.0/2.0/2.5 Audio Player for Layers 1, 2 and 3
version 1.25.15; written and copyright by Michael Hipp and others
free software (LGPL) without any warranty but with best wishes
Terminal control enabled, press 'h' for listing of keys and functions.
Playing MPEG stream 1 of 1: a.mp3 ...
MPEG 1.0 L III cbr128 48000 j-s离线
Now sound out.
amixer -c 0 sset 'Headphone',0 100% unmute离线