我遇到的问题是 HDMI 端口没有声音。我可以观看视频,但没有声音。
aplay-l
**** List of PLAYBACK Hardware Devices ****
card 0: HDMI [HDA ATI HDMI], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: Generic [HD-Audio Generic], device 0: ALC887-VD Analog [ALC887-VD Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: Generic [HD-Audio Generic], device 1: ALC887-VD Digital [ALC887-VD Digital]
Subdevices: 1/1
Subdevice #0: subdevice #0
peaker-test -c 2 -l 1 -D hw:0,3 不产生声音。
pacmd 列表卡
2 card(s) available.
index: 0
name: <alsa_card.pci-0000_00_01.1>
driver: <module-alsa-card.c>
owner module: 6
properties:
alsa.card = "0"
alsa.card_name = "HDA ATI HDMI"
alsa.long_card_name = "HDA ATI HDMI at 0xfeb44000 irq 38"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:00:01.1"
sysfs.path = "/devices/pci0000:00/0000:00:01.1/sound/card0"
device.bus = "pci"
device.vendor.id = "1002"
device.vendor.name = "Advanced Micro Devices, Inc. [AMD/ATI]"
device.product.id = "9902"
device.product.name = "Trinity HDMI Audio Controller"
device.form_factor = "internal"
device.string = "0"
device.description = "Built-in Audio"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
profiles:
output:hdmi-stereo: Digital Stereo (HDMI) Output (priority 5400, available: no)
output:hdmi-surround: Digital Surround 5.1 (HDMI) Output (priority 300, available: no)
output:hdmi-surround71: Digital Surround 7.1 (HDMI) Output (priority 300, available: no)
off: Off (priority 0, available: unknown)
active profile: <off>
ports:
hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)
properties:
device.icon_name = "video-display"
index: 1
name: <alsa_card.pci-0000_00_14.2>
driver: <module-alsa-card.c>
owner module: 7
properties:
alsa.card = "1"
alsa.card_name = "HD-Audio Generic"
alsa.long_card_name = "HD-Audio Generic at 0xfeb40000 irq 16"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:00:14.2"
sysfs.path = "/devices/pci0000:00/0000:00:14.2/sound/card1"
device.bus = "pci"
device.vendor.id = "1022"
device.vendor.name = "Advanced Micro Devices, Inc. [AMD]"
device.product.id = "780d"
device.product.name = "FCH Azalia Controller"
device.form_factor = "internal"
device.string = "1"
device.description = "Built-in Audio"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
profiles:
input:analog-stereo: Analog Stereo Input (priority 60, available: no)
output:analog-stereo: Analog Stereo Output (priority 6000, available: no)
output:analog-stereo+input:analog-stereo: Analog Stereo Duplex (priority 6060, available: no)
output:iec958-stereo: Digital Stereo (IEC958) Output (priority 5500, available: unknown)
output:iec958-stereo+input:analog-stereo: Digital Stereo (IEC958) Output + Analog Stereo Input (priority 5560, available: unknown)
off: Off (priority 0, available: unknown)
active profile: <output:iec958-stereo+input:analog-stereo>
sinks:
alsa_output.pci-0000_00_14.2.iec958-stereo/#0: Built-in Audio Digital Stereo (IEC958)
sources:
alsa_output.pci-0000_00_14.2.iec958-stereo.monitor/#0: Monitor of Built-in Audio Digital Stereo (IEC958)
alsa_input.pci-0000_00_14.2.analog-stereo/#1: Built-in Audio Analog Stereo
ports:
analog-input-front-mic: Front Microphone (priority 8500, latency offset 0 usec, available: no)
properties:
device.icon_name = "audio-input-microphone"
analog-input-rear-mic: Rear Microphone (priority 8200, latency offset 0 usec, available: no)
properties:
device.icon_name = "audio-input-microphone"
analog-input-linein: Line In (priority 8100, latency offset 0 usec, available: no)
properties:
analog-output-lineout: Line Out (priority 9900, latency offset 0 usec, available: no)
properties:
analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: no)
properties:
device.icon_name = "audio-headphones"
iec958-stereo-output: Digital Output (S/PDIF) (priority 0, latency offset 0 usec, available: unknown)
properties:
lspci -v 相关部分
00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Trinity HDMI Audio Controller
Subsystem: ASUSTeK Computer Inc. Trinity HDMI Audio Controller
Flags: bus master, fast devsel, latency 0, IRQ 38
Memory at feb44000 (32-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
答案1
当唤醒后,所有 HDMI 声音输出/接收器都“拔出”、“不可用”或消失时,这对我有用:
xrandr --output HDMI-1 --auto --set "audio" on
注:其他一切失败的, 包括
- 注销并重新登录
- 删除
~/.config/pulseaudio/*
pulseaudio -k
pulseaudio --start
pulseaudio -D
- 以上几点的任意组合
我唯一做过/不会尝试的就是在系统范围模式下运行pulseaudio。