Managing Your Work Environment > Setting Preferences > Modules/SoftFX Preferences >

# Soft Resize

Use the Soft Resize area to set the default resize behaviour.

(a) Default Resize Method box(b) Resize Filter box

Default Resize Method box
  Select the default resize method Smoke will use. You can select Letterbox, Centre/Crop, Crop Edges, or Fill.
Resize Filter box
  If you select a resize method, such as Fill, that requires image re-sampling, the Resize Filter box appears. The selected option can be overridden when executing a resize operation. This box is not available if the Centre/Crop resize method is selected.
Keep Aspect Ratio
  If you select Crop Edges or Letterbox as a resize method, the Keep Aspect button appears. Enable Keep Aspect to preserve the pixel aspect ratio of the source clip. This setting can be overridden when executing a resize operation. This option is not available when the Fill or Centre/Crop resize method is selected.