Advanced Linux Sound Architecture (ALSA) provides audio and MIDI functionality to the Linux operating system.

learn more… | top users | synonyms

21
votes
2answers
65k views

What do ALSA devices like “hw:0,0” mean? How do I figure out which to use?

I've searched over and over and can't find any explanation of what "hw:0,0" means. How do I determine the number of my USB audio card? MPD requires me to enter something like this: audio_output { ...
0
votes
1answer
860 views

Getting an ALSA program (ChucK) to work with Pulseaudio?

Moving a previous answer to this topic; formulated as a question, it would be: I'm using ChucK, in particular chuck.alsa, to implement a Command line multitrack audio looper for Linux. ...
0
votes
1answer
2k views

Realtime sound post-processing, sound effects, Ubuntu 10.04

I'm looking for a way to apply manually controlled effects, like echo or pitch change, or equalizer, to the entire sound output in Ubuntu. I'm thinking about something similar to what Creative SB ...