How the video clip's images will be resized during transcoding.
When choosing a mode that may result in a change in aspect ratio, use the VideoClipImporter.keepRatio property to control the addition of padding.
| OriginalSize | Same width and height as the source. |
| ThreeQuarterRes | 3/4 width and height. |
| HalfRes | Half width and height. |
| QuarterRes | Quarter width and height. |
| Square1024 | Fit source in a 1024x1024 rectangle. |
| Square512 | Fit source in a 512x512 rectangle. |
| Square256 | Fit source in a 256x256 rectangle. |
| CustomSize | Resulting size will be driven by VideoClipImporter.customWidth and VideoClipImporter.customHeight. |