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sound - How can I tell if I'm using alsa or pulse-audio by ...
https://askubuntu.com/questions/426983/how-can-i-tell-if-im-using-alsa-or-pulse-audio-by-default-switching-to-i3-wm#:~:text=Ubuntu%20uses%20both%20ALSA%2C%20and%20Pulseaudio%20for%20controlling,will%20controlled%20using%20drivers%20and%20card%20specific%20settings.
What is the relation between ALSA and PulseAudio sound ...
https://askubuntu.com/questions/581128/what-is-the-relation-between-alsa-and-pulseaudio-sound-architecture
ALSA is unable by itself to be used by multiple applications, so PulseAudio provides this functionality among others. Summarized: ALSA - dealing with the hardware, basically owning it. PulseAudio - a software proxy providing additional featues (mixing, equalizer) between your application and the ALSA/OSS subsystem.
How to reset PulseAudio and ALSA on Ubuntu …
https://www.mind-overflow.net/post/how-to-reset-pulseaudio-and-alsa-on-ubuntu/
First of all, completely purge and remove your pulseaudio and alsa packages by running: sudo dpkg --purge --force-depends pulseaudio alsa-base alsa-utils. Don't worry about dependency warnings - we are aware of that; that's the purpose of bypassing apt. We want to only uninstall those specific packages, and since we are reinstalling them in a few seconds, there's …
What is PulseAudio Ubuntu?
https://frameboxxindore.com/linux/what-is-pulseaudio-ubuntu.html
Ubuntu uses both ALSA, and Pulseaudio for controlling sound input and output. Do I need Pulseaudio? If you want to be able to play audio from two sources at once, ever, for any reason, you need multiplexing. … That’s where PulseAudio comes in, doing the multiplexing in software, regardless of your sound card / driver situation.
How do I open PulseAudio in Ubuntu?
https://frameboxxindore.com/linux/how-do-i-open-pulseaudio-in-ubuntu.html
Ubuntu uses both ALSA, and Pulseaudio for controlling sound input and output. How do I download PulseAudio on Ubuntu? Detailed Instructions: Run update command to update package repositories and get latest package information. Run the install command with -y flag to quickly install the packages and dependencies. sudo apt-get install -y pulseaudio.
How to Remove PulseAudio & use ALSA in Ubuntu Linux?
https://www.hecticgeek.com/how-to-remove-pulseaudio-use-alsa-ubuntu-linux/
January 2, 2012 by Gayan. PulseAudio is a powerful cross-platform (meaning that it can be used on different operating system environments) sound server. You can use it to directly access your audio hardware and carry the audio signals to output devices. Or because of the way it’s designed, you can use it as an a front-end for the existing, much older and mature …
PulseAudio - Ubuntu Wiki
https://wiki.ubuntu.com/PulseAudio
Because Lubuntu 16.04 does not use pulseaudio, it can be useful in determining whether an audio issue is caused by pulseaudio, the ALSA driver, or another program. If the issue still occurs in a Lubuntu environment, pulseaudio is probably not causing it. Note: Modern Lubuntu does use pulseaudio.
How to Use PulseAudio to Manage Sounds on Ubuntu 18.04
https://linuxhint.com/pulse_audio_sounds_ubuntu/
Installing PulseAudio on Ubuntu 18.04 LTS: Ubuntu 18.04 LTS uses ALSA for sound management by default. You can easily replace it with PulseAudio sound server. PulseAudio is available in the official package repository. So it’s easy to install. You …
如何使用PulseAudio管理Ubuntu 18.04上的声音_Linux教程_Linux …
https://www.linuxidc.com/Linux/2019-02/156865.htm
PulseAudio有一个图形前端PulseAudio音量控制，您可以使用它以图形方式轻松配置PulseAudio声音。 它可以在Ubuntu 18.04 LTS的官方软件包存储库中找到，但默认情况下不安装。 运行以下命令在Ubuntu 18.04 LTS上安装PulseAudio Volume Control： linuxidc@ubuntu:~$ sudo apt install pavucontrol
Audio/Alsamixer - Ubuntu Wiki
https://wiki.ubuntu.com/Audio/Alsamixer
Audio/Alsamixer - Ubuntu Wiki. PulseAudio controls underlying ALSA-level volume controls. To change the ALSA-level volume controls directly, you can do the following: Open a terminal. (The quickest way is the Ctrl-Alt-T shortcut.) Enter "alsamixer" and press the Enter key. You will now see a user interface.
Linux の Audio 機能をコマンドラインで設定 - Qiita
https://qiita.com/propella/items/4699eda71cd742cba8d3
ALSA と PluseAudio の関係. 歴史的な理由からか、Linux の音声入出力は PulseAudio と ALSA の二階建てになっている。ALSA は個々のサウンドカードを担当するのだが、一つのサウンドカードには一つのアプリしかアクセス出来ない。
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