-interlace -> -ilme This has been wrong in the docs for years,

the description might not be totally correct though.

Originally committed as revision 6374 to svn://svn.ffmpeg.org/ffmpeg/trunk

doc/ffmpeg-doc.texi

@@ -438,7 +438,7 @@ Enable Unlimited Motion Vector (h263+)
 
 @item -deinterlace
 Deinterlace pictures.
-@item -interlace
+@item -ilme
 Force interlacing support in encoder (MPEG-2 and MPEG-4 only).
 Use this option if your input file is interlaced and you want
 to keep the interlaced format for minimum losses.