[FFmpeg-devel] [PATCH][WIP] lavc/cbrt_tablegen: speed up tablegen

Ronald S. Bultje rsbultje at gmail.com
Fri Jan 1 16:43:48 CET 2016


Hi,

On Fri, Jan 1, 2016 at 10:40 AM, Ganesh Ajjanagadde <gajjanagadde at gmail.com>
wrote:

> On Fri, Jan 1, 2016 at 6:54 AM, Ronald S. Bultje <rsbultje at gmail.com>
> wrote:
> > Hi,
> >
> > On Thu, Dec 31, 2015 at 9:55 PM, Ganesh Ajjanagadde <
> gajjanagadde at gmail.com>
> > wrote:
> >>
> >> This exploits an approach based on the sieve of Eratosthenes, a popular
> >> method for generating prime numbers.
> >>
> >> Tables are identical to previous ones.
> >>
> >> Tested with FATE. Does not work yet with --enable-hardcoded-tables due
> >> to the union and lack of proper WRITE_ARRAY for it. Want to get feedback
> >> on this; if we always dynamically init it this won't need addressing.
> >
> >
> > I think you're getting ahead of yourself here. Assume for now that the
> > hardcoded-tables feature will continue to exist for a while.
>
> I was referring to just this one, not to the question in general.


I was also referring to this case specifically. Assume, for now, that
hardcoded tables for this specific case, will continue to exist.

Ronald


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