[MEncoder-users] Re: field order mysteriously changing

[Scott W. Larson]

Walter Belhaven wrote:

>Hi Scott.  Is '-vf phase=x' the right way to handle this in mencoder,
>and, if so, what's the proper value of 'x' when transcoding for 
>interlaced NTSC DVD?  
>
I really don't know anything about how interlacing works on NTSC DVD's. 
I stumbled upon the problem in ATSC content. I don't know of any sane 
reason why they're switching the field order like this.