ScaleMode

Type SHORT

Default: 6

The scaling mode applied to values of ImageWidth and ImageHeight values.

Allowed values:

0 - Windows HIMETRIC (0.01 mm)
1 - Twips
2 - Points
3 - Windows TEXT
4 - Windows HIENGLISH (0.001 inches)
5 - Inches
6 - millimetres
7 – centimetres