GS_RasterTypeNumBytes returns the number of bytes in a raster datatype. 
- See also
 - GS_DatasetOpen(), GS_DatasetCreate(), GS_DatasetRead()
 
- Parameters
 - 
  
    | [in] | datatype | An integer representing a GeoSciPy datatype. Valid datatypes: GS_DATATYPE_UI1 1 A single bit  
GS_DATATYPE_UI8 2 Unsigned 8-bit integer  
GS_DATATYPE_SI8 3 Signed 8-bit integer  
GS_DATATYPE_CI8 4 Complex 8-bit integer  
GS_DATATYPE_UI16 5 Unsigned 16-bit integer  
GS_DATATYPE_SI16 6 Signed 16-bit integer  
GS_DATATYPE_CI16 7 Complex 16-bit integer  
GS_DATATYPE_UI32 8 Unsigned 32-bit integer  
GS_DATATYPE_SI32 9 Signed 32-bit integer  
GS_DATATYPE_CI32 10 Complex 32-bit integer  
GS_DATATYPE_CI64 11 Complex 64-bit integer  
GS_DATATYPE_R32 12 32-bit Real number  
GS_DATATYPE_R64 13 64-bit Real number  
GS_DATATYPE_C64 14 Complex 64-bit floating-point number  
GS_DATATYPE_C128 15 Complex 128-bit floating point  
GS_DATATYPE_UI64 16 Unsigned 64-bit integer  
GS_DATATYPE_SI64 17 Signed 64-bit integer  
  | 
  
   
- Returns
 - The number of bytes is returned on success: 1, 2, 4, 8, or 16. Zero is returned on failure.