[x265] [PATCH 1 of 2] Always active sao-lcu-opt because we broken it after Frame Parallelism

[Derek Buitenhuis]

On 9/19/2013 1:16 PM, chen wrote:
> "SAO picture-based optimization" start SAO after frame finished, so we have to wait frame encode finished and extend border again (deblock extend once before).
>  
> Now, we call processRowPost after deblock row finished, it send a event to next frame, so the next frame thread get wrong pixel.
> In a word, we have to disable Frame Parallelism in this mode.

So then disable it in this mode, instead of disabling the feature.

- Derek