arch linux有四个声道，其中只有两个声道可以发出声音，我用的是pipewire，要怎么修

技术交流与探讨 安装问题
1

aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: NVidia [HDA NVidia], device 8: HDMI 2 [HDMI 2]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: NVidia [HDA NVidia], device 9: HDMI 3 [HDMI 3]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: PCH [HDA Intel PCH], device 0: ALC287 Analog [ALC287 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3]
Subdevices: 1/1
Subdevice #0: subdevice #0
wpctl status
PipeWire 'pipewire-0' [1.6.4, lin@J.LIn, cookie:2691572157]
└─ Clients:
32. kwin_wayland [1.6.4, lin@J.LIn, pid:3087]
33. WirePlumber [1.6.4, lin@J.LIn, pid:3150]
41. WirePlumber [export] [1.6.4, lin@J.LIn, pid:3150]
62. pipewire [1.6.4, lin@J.LIn, pid:3365]
63. libcanberra [1.6.4, lin@J.LIn, pid:3247]
64. [1.6.4, lin@J.LIn, pid:3247]
65. plasmashell [1.6.4, lin@J.LIn, pid:3276]
66. libcanberra [1.6.4, lin@J.LIn, pid:3276]
67. xdg-desktop-portal [1.6.4, lin@J.LIn, pid:3095]
68. [1.6.4, lin@J.LIn, pid:3276]
74. Chromium input [1.6.4, lin@J.LIn, pid:5511]
75. wpctl [1.6.4, lin@J.LIn, pid:6517]

Audio
├─ Devices:
│ 42. GB206 High Definition Audio Controller [alsa]
│ 43. 800 Series ACE (Audio Context Engine) [alsa]
│
├─ Sinks:
│ * 52. 800 Series ACE (Audio Context Engine) 模拟立体声 [vol: 1.00]
│
├─ Sources:
│ * 53. 800 Series ACE (Audio Context Engine) 模拟立体声 [vol: 1.00]
│
├─ Filters:
│
└─ Streams:

Video
├─ Devices:
│ 47. Integrated Camera [v4l2]
│ 48. Integrated Camera [v4l2]
│
├─ Sinks:
│
├─ Sources:
│ * 60. Integrated Camera (V4L2)
│
├─ Filters:
│
└─ Streams:
69. kwin_wayland
70. output_1 > plasmashell:input_1 [init]
71. plasmashell
72. input_1 < kwin_wayland:output_1 [init]

Settings
└─ Default Configured Devices:
pactl list sinks | grep -E 'Channel|channelf map|Description'
Description: 800 Series ACE (Audio Context Engine) 模拟立体声
Channel Map: front-left,front-right

2

你用的是什么设备？真的有 4 个声道吗？

3

Y9000的联想，是双系统，windows11四个都有响。
linux只能响两个。

4

装个 pwvucontrol 看看能不能把声卡改成「模拟环绕 4.0」模式？

5

改了，还是只有两个可以响。

6

我也有这个问题 华为MateBook X Pro 2021 音量加到60% 以上扬声器就会破音、滋滋啦啦，在win下拉满都不会