☰

使用 jackd 音频和内置声卡时，声音太大，而且会被噪音干扰

tag-icon • tag-icon sound jack
使用 jackd 音频和内置声卡时，声音太大，而且会被噪音干扰

使用标准 pulseaudio 时，我的笔记本电脑在耳机和扬声器上都能很好地播放音频。但是有些应用程序需要插孔，虽然我可以正常启动插孔，但使用内置声卡时却无法获得声音。使用 USB 卡时，插孔工作正常。

内置杰克的声音太大，音频只是削波。我需要将音量调整到<10%才能获得良好但太响的声音。否则它只是削波，听起来像白噪声。这似乎是一个驱动程序参数，但我找不到它......

这是卡信息pacmd list-cards

index: 1
name: <alsa_card.pci-0000_00_1f.3-platform-skl_hda_dsp_generic>
driver: <module-alsa-card.c>
owner module: 8
properties:
    alsa.card = "1"
    alsa.card_name = "sof-hda-dsp"
    alsa.long_card_name = "sof-hda-dsp"
    alsa.driver_name = "snd_soc_skl_hda_dsp"
    device.bus_path = "pci-0000:00:1f.3-platform-skl_hda_dsp_generic"
    sysfs.path = "/devices/pci0000:00/0000:00:1f.3/skl_hda_dsp_generic/sound/card1"
    device.bus = "pci"
    device.vendor.id = "8086"
    device.vendor.name = "Intel Corporation"
    device.product.id = "06c8"
    device.string = "1"
    device.description = "sof-hda-dsp"
    module-udev-detect.discovered = "1"
    device.icon_name = "audio-card-pci"
profiles:
    HiFi: Play HiFi quality Music (priority 40768, available: unknown)
    off: Off (priority 0, available: unknown)
active profile: <HiFi>
sinks:
    alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_5__sink/#1: sof-hda-dsp HDMI3/DP3 Output
    alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_4__sink/#2: sof-hda-dsp HDMI2/DP2 Output
    alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_3__sink/#3: sof-hda-dsp HDMI1/DP1 Output
    alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp__sink/#4: sof-hda-dsp Speaker + Headphones
sources:
    alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_5__sink.monitor/#1: Monitor of sof-hda-dsp HDMI3/DP3 Output
    alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_4__sink.monitor/#2: Monitor of sof-hda-dsp HDMI2/DP2 Output
    alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_3__sink.monitor/#3: Monitor of sof-hda-dsp HDMI1/DP1 Output
    alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp__sink.monitor/#4: Monitor of sof-hda-dsp Speaker + Headphones
    alsa_input.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp__source/#5: sof-hda-dsp Headphones Stereo Microphone
    alsa_input.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_6__source/#6: sof-hda-dsp Digital Microphone
ports:
[Out] HDMI3: HDMI3/DP3 Output (priority 700, latency offset 0 usec, available: no)
    properties:
        
[Out] HDMI2: HDMI2/DP2 Output (priority 600, latency offset 0 usec, available: no)
    properties:
        
[Out] HDMI1: HDMI1/DP1 Output (priority 500, latency offset 0 usec, available: no)
    properties:
        
[Out] Speaker: Speaker (priority 100, latency offset 0 usec, available: unknown)
    properties:
        
[Out] Headphones: Headphones (priority 200, latency offset 0 usec, available: no)
    properties:
        
[In] Mic2: Headphones Stereo Microphone (priority 200, latency offset 0 usec, available: no)
    properties:
        
[In] Mic1: Digital Microphone (priority 100, latency offset 0 usec, available: unknown)
    properties:

相关内容