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Where do I find the device name in PulseAudio?
The answer is to specify the input device name using the “device” property of the pulsesrc element. The list of audio devices and their names can be obtained using the command: This will generate a lot of text and you will probably want to pipe this through less.
How does module-udev-detect work in PulseAudio?
Let module-udev-detect look for the supported cards and then select the profile you want, that will make the right sinks show up. In addition to the general device driver options described above this module supports: The ALSA device to use. (defaults to “default”) The desired fragments when opening the device. (defaults to 12)
How to search for device in USB tree?
Search function (not full text, only things like device ID, drive letter, volume name etc) Some new Keyboard shortcuts (Alt+D to open the drives list, Alt+O the Others list, Alt+S to focus the search edit, Alt+Left/Right to cycle thru the search hits
Which is ALSA card does PulseAudio use?
The “device_id” argument is mandatory, it tells PulseAudio which ALSA card to use. Name for the PulseAudio card. Extra properties to be stored in the card’s property list. Name to be used by the card’s sinks.
What does a monitor mean in PulseAudio sink?
In pulseaudio every sink automatically has a monitor source – practically this means that we can also capture the output of audio applications. In the above list the monitor source refers the the master output, i.e. no particular application. Now, if I plug in my webcam the built-in microphone will also appear as an input device:
Which is the default sound input in Linux?
The pulsesrc element here refers to the pulseaudio input (pulseaudio is AFAIK the default sound system in all linux distributions nowadays). This is good and will capture audio from the default sound input, which can be microphone or line-in depending on the hardware and the pulseaudio configuration.