524 Voice API for Windows Operating Systems Library Reference — November 2003
DX_XPB — input/output transfer parameter block
Table 26. GSM Voice Coder Support Fields (Springware)
DX_XPB Field DX_XPB Field Value Note
wFileFormat FILE_FORMAT_WAV
wDataFormat DATA_FORMAT_GSM610_MICROSOFT
DATA_FORMAT_GSM610_TIPHON
nSamplesPerSec DRT_8KHZ
wBitsPerSample 0 This field can be any
numeric value; it is
ignored. However, the
recommended setting
is 0.
13 kbps