TIFFDataWidth − Get the size of TIFF data types
#include <tiffio.h>
int TIFFDataWidth(TIFFDataType type)
TIFFDataWidth returns a size of type in bytes. Currently following data types are supported: TIFF_BYTE TIFF_ASCII TIFF_SBYTE TIFF_UNDEFINED TIFF_SHORT TIFF_SSHORT TIFF_LONG TIFF_SLONG TIFF_FLOAT TIFF_IFD TIFF_RATIONAL TIFF_SRATIONAL TIFF_DOUBLE
TIFFDataWidth returns a number of bytes occupied by the item of given type. 0 returned when unknown data type supplied.
libtiff(3TIFF),
Libtiff library home page: http://www.simplesystems.org/libtiff/