p-p-i-i-p     - aa
p-i-i-p-p     - bb
i-p-p-p-i     - bc
p-p-p-i-i     - cd

i-i-p-p-p     - must remove at least one frame from the beginning of source file (use the arrow keys in til you hit the first progressive frame hit 'o' then "apple x"  save and then process using the pppii setting

i = interlaced frame
p = progressive frame

all settings use the F1-F2