Alsa-lib

From the ALSA wiki

Revision as of 10:37, 8 January 2007 (view source) Ingomueller.net (Talk | contribs) m (added to alsa packages category) ← Older edit		Latest revision as of 20:03, 8 April 2007 (view source) Julian (Talk | contribs) (→Homegrown Wiki documentation)
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	[[HowTo Asynchronous Playback]] - A detailed guide on how to setup and play back audio asynchronously		[[HowTo Asynchronous Playback]] - A detailed guide on how to setup and play back audio asynchronously
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		+	[[HowTo access a mixer control]] - A guide to using the controls and hcontrols apis
	== External documentation ==		== External documentation ==

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Latest revision as of 20:03, 8 April 2007

alsa-lib (occasionally a.k.a. libasound) is a userspace library that provides a level of abstraction over the /dev interfaces provided by the kernel modules. For a more detailed overview of ALSA and how alsa-lib fits into the picture, see AlsaTips.

Homegrown Wiki documentation

HowTo Asynchronous Playback - A detailed guide on how to setup and play back audio asynchronously

HowTo access a mixer control - A guide to using the controls and hcontrols apis

External documentation

• http://www.alsa-project.org/alsa-doc/alsa-lib/ - API reference
• http://www.suse.de/~mana/alsa090_howto.html - An HowTo/Tutorial on alsa-lib for ALSA 0.9 written by Dr Matthias Nagorni
• http://equalarea.com/paul/alsa-audio.html - Another HowTo on using the API by Paul Davis

alsa-lib PCM plugins

http://www.alsa-project.org/alsa-doc/alsa-lib/pcm_plugins.html - Reference

Wiki pages for certain plugins:

• dmix - realtime mixing of output audio streams
• dsnoop - sharing a capture device among several apps
• asym - combine halfduplex devices into a full duplex one
• ladspa - use LADSPA (FX) plugins for your alsa setup
• dshare - subdivide a multichannel device into independent mono or stereo devices
• .asoundrc is the place to configure all this.