Ctl-device
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The ctl device can often also be used to toggle digital inputs/outputs, etc. | The ctl device can often also be used to toggle digital inputs/outputs, etc. | ||
| - | See | + | See [[proc asound documentation]] for information about the ctl device(s) on your soundcard(s). Each ctl device can have several controls like "Master" or "PCM". You need a mixer program to adjust these controls. They are not available via the <code>/proc</code> interface as far as i know. |
[[Category:Glossary]] | [[Category:Glossary]] | ||
Latest revision as of 12:17, 18 April 2007
A ctl device ("control-device") on a soundcard is used to help the user control several aspects of the soundcard's behaviour. The main use is to control the mixer. A ctl device has several controls which can be controlled using alsamixer or other similar programs.
The ctl device can often also be used to toggle digital inputs/outputs, etc.
See proc asound documentation for information about the ctl device(s) on your soundcard(s). Each ctl device can have several controls like "Master" or "PCM". You need a mixer program to adjust these controls. They are not available via the /proc interface as far as i know.
