removed warning bug in wav2smp utility
removed warning bug in wav2smp utility

dan-f/Soundpipe,narner/Soundpipe,aure/Soundpipe,narner/Soundpipe,narner/Soundpipe,aure/Soundpipe,aure/Soundpipe,dan-f/Soundpipe,dan-f/Soundpipe,narner/Soundpipe,aure/Soundpipe