AFD Status Fix

Program Segment	DWK000027A
AFD	HD 16x9
AFDStart	2016-04-22 08:34:17.0
AFDFinish	2016-04-22 08:34:17.0
MXFAvailable	2019-06-06 14:54:53.0

Unknown means assumed SD-MXF 4x2

SD-MXF 4x3 means SD full-screen, HD pillar-box

SD-MXF 4x2 means SD letter-box, HD full-screen

HD-MXF 16x9 means SD letter-box, HD full-screen

HD-MXF 4x3 means SD full-screen, HD pillar-box

How to recongize and fix an AFD error.

Change to: If the picture is postage-stamp, change to: