[LAD] PCM player as kernel module

Clemens Ladisch cladisch at fastmail.net
Thu Nov 1 07:41:57 UTC 2007

Avadhoot Punde wrote:
> As part of a bigger project, I need to develop a module which reads PCM data
> from a file and feeds it to sound driver.

Are there any technical reasons why this has to be a kernel module?

> Is it possible to develop such a module without actually writing
> device driver, I mean just by using existing functions such as
> snd_pcm_open and all that ?

Yes; the snd-pcm module has a bunch of exported functions that are used
by the snd-pcm-oss module.


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