Specifies the scaling type
| Member | Description |
|---|---|
| eMST_Crop | crops image on the top and bottom or left and right |
| eMST_Default | the default correction |
| eMST_IgnoreAR | Ignore aspect ratio |
| eMST_LetterBox | Letter-Box or Pillar-Box correction (the black bars on the top and bottom or right and left) |
| eMST_NoScale | No scaling (1:1) |