Gets and sets the property PaddingPolicy.
When you set 
CopyC# to PaddingPolicy
CopyC#, Elastic Transcoder may
add black bars to the top and bottom and/or left and right sides of thumbnails
to make the total size of the thumbnails match the values that you specified
for thumbnail Pad
CopyC# and MaxWidth
CopyC# settings.
MaxHeight
Declaration Syntax| C# |
public string PaddingPolicy { get; set; }