[x264-devel] Re: HD Encoding

[iibot]

Michael S. Kazmier wrote:
> Hello all,
> 
> I am experimenting with some HD encoding with x264.  I have a bunch of
> source material in 1920x1080i format (29.97 FPS).  The problem is, with x264
> you have to represent the resolution in a multiple of 16, which means the
> height must be represented as 1072, which creates for a not so nice encode.
> So I have a couple of questions:
> 
> 1) Is the mod 16 in there because only 4x4 and 16x16 blocks are currently
> processed (a forced limit if you will)

I think the main reason is that padding is not yet implemented. Padding 
fills up the missing data internally to make it MOD16.

> 2) Is anyone currently working on 4x8, 8x8, or 8x16 blocks?

It's on pengvado's todo list.

bis besser,
Tobias

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