[MEncoder-users] settings to convert ATSC HDTV 1080i30 to 720p24

[Nico Sabbi]

Justin Randall wrote:

>So for most of this feed I can recover progressive content using -vf
>pullup,softskip and that works great, but there also seems to be
>non-teleclined frames in a straight 2:2 interlace pattern at some
>points.  I assume that these points are where the telecline flags got
>screwed up, possibly where bit errors occurred, or where there was a
>commercial.  Hmm interresting, this may be a good way to detect where
>commercials start and end in the broadcast. It appears that the
>majority of the commercials are a full interlace video while the
>actual show is teleclined. Anyway, it's far easier to recover the
>24fps film from 720p content then it is with 1080i content.
>
>
>Does anybody know if there is a way for MPlayer to detect the PPPII
>PPPII format or if there is no telecline pattern in the source?  That
>way I could write a script to determine if my encode needs to be
>inverse teleclined back down to film (Lost, Heros, sitcoms, etc.) or
>if I need to bob it up to ~60fps progressive (Leno, Conan, news etc.)
>Thanks for your replies everyone.
>  
>

the code that switches back and forth between 24 and 30 fps in
video.c is completely broken and needs to be either removed
or at least fixed. I'll see what I can do when I have time
(and when my pc comes back to life :) )
 
 
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