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除非从命令行启动 Pulseaudio，否则声音不起作用

tag-icon • tag-icon 12.04 sound pulseaudio
除非从命令行启动 Pulseaudio，否则声音不起作用

在我的系统上，音频设置显示没有可用的声卡。但是，只要我pulseaudio从命令行启动，一切就都正常了。输出来自pulseaudio：

libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/virtual/sound/timer'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/virtual/sound/seq'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0/pcmC0D7p'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0/pcmC0D2c'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0/pcmC0D3p'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0/pcmC0D0p'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0/pcmC0D0c'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0/hwC0D3'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0/hwC0D2'
libudev: udev_device_new_from_syspath: device 0x1e47f30 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0/controlC0'
libudev: udev_device_new_from_syspath: device 0x1e37f40 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_read_db: device 0x1e37f40 filled with db file data
libudev: udev_device_new_from_syspath: device 0x1e39240 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_new_from_syspath: device 0x1e39570 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_new_from_syspath: device 0x1e39560 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_new_from_syspath: device 0x1e39560 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_new_from_syspath: device 0x1e39560 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_new_from_syspath: device 0x1e3f270 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_read_db: device 0x1e3f270 filled with db file data
libudev: udev_device_new_from_syspath: device 0x1e40e70 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_read_db: device 0x1e40e70 filled with db file data
libudev: udev_device_new_from_syspath: device 0x1e42290 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_read_db: device 0x1e42290 filled with db file data
libudev: udev_device_new_from_syspath: device 0x1e45a00 has devpath '/devices/pci0000:00/0000:00:1b.0/sound/card0'
libudev: udev_device_read_db: device 0x1e45a00 filled with db file data

输出自lspci：

00:1b.0 Audio device: Intel Corporation 82801JD/DO (ICH10 Family) HD Audio Controller (rev 02)

Ubuntu 12.04 LTS 精确版，从 Lucid LTS 升级而来。在 Lucid 上开箱即用。

答案1

在终端中运行“alsamixer”并检查主声音是否被静音。

哦已解除静音，并且毫米是静音。

终端

alsamixer

答案2

这只是一个猜测，但也许将脉冲音频放入启动应用程序可能会解决这个问题。

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