Added 8000 Hz test as a typically supported format.
Added 12000 Hz test as a typically unsupported format.
Test error reporting better by testing unsupported formats.
Test using PCMWAVEFORMAT in place of WAVEFORMATEX.
Moved format structure array to header file and restored
NB_WIN_FORMATS macro to calculate array size.
Added more error results and used macro as suggested by Andreas Mohr.
Cleaned up error result printing to be more consistent.