Converter BMP to ANY

Public Function ConvertBMP(ByVal BMPFullPath As String, ByVal imgFormat As ImageFormat) As Boolean
Dim bAns As Boolean
Dim sNewFile As String
Try 'bitmap class in system.drawing.imaging
Dim objBmp As New Bitmap(BMPFullPath)
'below 2 functions in system.io.path
sNewFile = GetDirectoryName(BMPFullPath)
sNewFile &= GetFileNameWithoutExtension(BMPFullPath)
sNewFile &= "." & imgFormat.ToString
objBmp.Save(sNewFile, imgFormat)
bAns = True 'return true on success
Catch bAns = False 'return false on error
End Try
Return bAns
End Function
'USAGE 'ConvertBMP("C:\test.bmp", ImageFormat.Jpeg)
'ConvertBMP("C:\test.bmp", ImageFormat.Emf)
'ConvertBMP("C:\test.bmp", ImageFormat.Exif)
'ConvertBMP("C:\test.bmp", ImageFormat.Gif)
'ConvertBMP("C:\test.bmp", ImageFormat.Icon)
'ConvertBMP("C:\test.bmp", ImageFormat.MemoryBmp)
'ConvertBMP("C:\test.bmp", ImageFormat.Png)
'ConvertBMP("C:\test.bmp", ImageFormat.Tiff)
'ConvertBMP("C:\test.bmp", ImageFormat.Wmf)