我最近(大约 2 周)换到了 Ubuntu,音量超过 50% 时声音会严重失真。音量达到 50% 时,扬声器音量不足以满足日常使用。到目前为止,我尝试使用 AlsaMixer 进行调整,并替换PulseAudio 与 Pipewire并没有解决我的问题。
我该如何解决?
要查看失真的示例,这是一段 45 秒的视频o. 您可以跳至 35 (-10) 秒 / 15 (-30) 秒来听取失真效果。
注意 - 这不是扬声器/硬件的问题,因为当我使用 Windows 时它们工作得很好。
我有一台 Acer Swift 3(2018 版) -SF314-52. 终端输出sudo lspci -v
:
00:1f.3 Audio device: Intel Corporation Sunrise Point-LP HD Audio (rev 21) (prog-if 80)
Subsystem: Acer Incorporated [ALI] Sunrise Point-LP HD Audio
Flags: bus master, fast devsel, latency 32, IRQ 129
Memory at b1120000 (64-bit, non-prefetchable) [size=16K]
Memory at b1100000 (64-bit, non-prefetchable) [size=64K]
Capabilities: [50] Power Management version 3
Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel, snd_soc_skl
更新:添加输出aplay -l
:
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC255 Analog [ALC255 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 10: HDMI 4 [HDMI 4]
Subdevices: 1/1
Subdevice #0: subdevice #0