i need the c code for getting data from sound card and then processing it..plz help meeee as soon as possible.

 

you need to be more specific.

What sound card ?
What processor ?
What OS ?
What "processing" do you want to do on it ?

 

1) Install the directx sdk.
2) Set the library and include folder in your C++ Software Dev.
3) Try one of the samples to get you started