[FFmpeg-devel] [PATCH 2/2] x86: hevc_mc: convert to ssse3

James Almer jamrial at gmail.com
Sat Aug 23 17:40:01 CEST 2014


On 23/08/14 12:20 PM, Christophe Gisquet wrote:
> Hi,
> 
> 2014-08-23 17:16 GMT+02:00 James Almer <jamrial at gmail.com>:
>>> What do you mean by duplicated? That tables for 10 and 12 are?
> [...]
>> I was talking about the opt suffix since both the ssse3 and sse4 tables will
>> be the same.
> 
> Oh ok, in case we have to instantiate sse4 versions. Because at the
> moment there are only tables for ssse3 with this patch.
> 
> Ideally, if the loss is sufficiently small between the ssse3 and sse4
> versions, we'd just keep the sse3 version, as the object code increase
> wouldn't be worth it.

Right, i now realize i misread the patch. I assumed you were duplicating the 
tables with a new ssse3 version instead of renaming the existing sse4.

Disregard all this then. Sorry.


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