interlaced video question for you XV experts

[Benjamin Herrenschmidt]

On Thu, 2005-03-17 at 22:33 -0600, Billy Biggs wrote:
> Benjamin Herrenschmidt (benh at kernel.crashing.org):
> 
> > Well, the second one beeing vertically "above" the first one with the
> > funny half scanline thing, you end up wanting the image to contain the
> > second field first (on top) ... well, that's how we did back then at
> > least.
> 
>   First and second doesn't matter.  The sequence in time:
> 
>     At Bb Ct Db Et Fb Gt Hb It Jb Kt
> 
>   can be put into frames as:
> 
>    [At Bb] [Ct Db] [Et Fb] [Gt Hb] [It Jb]
> 
>   or
> 
>     At] [Bb Ct] [Db Et] [Fb Gt] [Hb It] [Jb

Ok, I see what you mean. Thanks. 

Ben.