[FFmpeg-devel] [PATCH] install aes.h, des.h and rc4.h

Michael Niedermayer michaelni
Sun Mar 8 21:49:56 CET 2009

On Sun, Mar 08, 2009 at 08:24:43PM +0100, Reimar D?ffinger wrote:
> On Sun, Mar 08, 2009 at 07:19:55PM +0100, Michael Niedermayer wrote:
> > On Sun, Mar 08, 2009 at 09:38:33AM +0100, Reimar D?ffinger wrote:
> > > Is there a way we can go forwards with this or should we just give up on
> > > making this public API.
> > 
> > Where was the problem with just saying in the docs that the struct must be
> > aligned so that all user level instructions on the platform can access it.
> > Or for portable applications align by 16 byte
> > or something similar
> > ?
> We also need an implementation of it that works fine for asfcrypt.c.
> Or in other words, coming up with a public API is not enough, we must
> also come up with a way to actually use it within FFmpeg.
> Which is not really a problem since I don't mind if the structure of
> AVDES/AVRC4 is public and AVAES is always on the heap so far, it
> just seems bad to be inconsistent with AVAES and to have no concept of
> how to allocate AVAES on the stack (unless we decide there is never any
> need to allocate them on the stack).

what is the problem with DECLARE_ALIGNED() ?

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Those who are too smart to engage in politics are punished by being
governed by those who are dumber. -- Plato 
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