The GetImageFormat function/method of the BiDIB DLL/OCX retrieves the format of the image file.
[C++]
/* Detecting the format type of an image*/
#include “BiDIB.h”
int iFormat = GetImageFormat(_T(“C:\\Images\\Test.tif”));
[C#]
/* Detecting the format type of an image*/
short iFormat;
iFormat = BiDIB.GetImageFormat(“C:\\Images\\Test.tif”);