Fedora下没有音量控制了

之前安装todesk没有搞定,总是连不上,于是又把它卸载了。卸载的时候把pulseaudio.x86_64也给卸载了。然后发现没有音量控制条了。然后又给安装回来

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sudo dnf install pulseaudio

结果mplayer也出问题了。播放视频的时候卡住,其中一个问题是:

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do_connect: could not connect to socket

于是在~/.mplayer/config中加入:

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lirc=no

然后还是播放不了,出现问题:

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MPlayer SVN-r38423-13 (C) 2000-2023 MPlayer Team

Playing let_it_go_original.mp4.
libavformat version 58.76.100 (external)
libavformat file format detected.
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f6043a46660]Protocol name not provided, cannot determine if input is local or a network protocol, buffers and access patterns cannot be configured optimally without knowing the protocol
[lavf] stream 0: video (h264), -vid 0
[lavf] stream 1: audio (aac), -aid 0, -alang und
VIDEO: [H264] 1280x720 24bpp 24.000 fps 1593.8 kbps (194.5 kbyte/s)
X11 error: BadMatch (invalid parameter attributes)
Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object file: No such file or directory
[vdpau] Error when calling vdp_device_create_x11: 1

然后目前还没搞定。不知哪位大神能帮忙啊。