[FFmpeg-soc] expand filter (alternative to pad syntax)

Michael Niedermayer michaelni at gmx.at
Fri May 30 19:38:18 CEST 2008


On Fri, May 30, 2008 at 06:30:21PM +0200, Vitor Sessak wrote:
[...]
> > (5) I have not resolved the issue of removing memcpy. There is only one 
> > call to memcpy in the code; to get rid of it is likely to require some 
> > significant change to the avfilter API, that will have to involve Vitor. 
> > In these circumstances, I wonder whether it would make sense to commit 
> > the code to SOC anyway, and then remove the one call to memcpy when 
> > we'll know how. (Observe that this situation is common to several filters.)
> 
> I've discussed it a little with vmrsss in pvt and I think the solution 
> to it would be to negotiate the link dimensions during graph creation as 
> we do for pix_fmt. But after this is done, the changes to make vf_pad.c 
> memcpy-less would be rather minor, so I think this filter is better 
> commited to the soc tree (after review) instead of bitrotting as a patch 
> in the mailing list.

as i said i dont mind it being commited to soc
i do mind it being commited to ffmpeg-svn before the issue is solved.

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Let us carefully observe those good qualities wherein our enemies excel us
and endeavor to excel them, by avoiding what is faulty, and imitating what
is excellent in them. -- Plutarch
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