please read my article here:
http://www.codeproject.com/Articles/501521/How-to-convert-between-most-audio-formats-in-NET
It explains the various options for bit depth changing and resampling (which you'd probably need to do as two separate steps, although the Media Foundation Resampler might be able to do it in one)
http://www.codeproject.com/Articles/501521/How-to-convert-between-most-audio-formats-in-NET
It explains the various options for bit depth changing and resampling (which you'd probably need to do as two separate steps, although the Media Foundation Resampler might be able to do it in one)