[x265] [PATCH] search: add lowres MV into search mv candidate list for search ME(CHANGESOUTPUT)

[Deepthi Nandakumar]

ok. Another thing we could check is, if restricting lowres MV candidates to
2Nx2N searches would give more consistent results.

On Mon, May 18, 2015 at 8:04 PM, Steve Borho <steve at borho.org> wrote:

> On 05/18, Deepthi Nandakumar wrote:
> > Gopu,
> >
> > initSubCU accounts for the CU's partIdx while setting absPartIdx, that
> > means the expression in your patch should be changed to:
> >
> > uint32_t block_x = cu.m_cuPelX;
> >
> > Now, if you want to account for the PU offsets, you can do
> > uint32_t block_x = cu.m_cuPelX + g_zscanToPelX[pu.puAbsPartIdx];
> >
> > Why do you need to add pu.width/2 ?
>
> to find the middle of the PU. If we're going to only take one lowres MV,
> it might as well be from the middle of the prediction block
>
> --
> Steve Borho
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