[MPlayer-dev-eng] [RFC] libavutil/x86_cpu.h

[Michael Niedermayer]

On Fri, Aug 06, 2010 at 09:06:00PM +0200, Reimar Döffinger wrote:
> On Fri, Aug 06, 2010 at 06:28:17PM +0200, Diego Biurrun wrote:
> > On Fri, Aug 06, 2010 at 06:03:33PM +0200, Reimar Döffinger wrote:
> > > On Fri, Aug 06, 2010 at 11:40:05AM +0200, Diego Biurrun wrote:
> > > > On Fri, Aug 06, 2010 at 11:23:25AM +0200, Nico Sabbi wrote:
> > > > > Carl Eugen Hoyos ha scritto:
> > > > >> Reimar Döffinger<Reimar.Doeffinger<at>  gmx.de>  writes:
> > > > >>
> > > > >>> I am not particularly in favour of supporting such a build configuration,
> > > > >>> also anyone who removes libavutil can still copy that file themselves...
> > > > >>>      
> > > > >> +1
> > > > >
> > > > > I'm more in favor of forcing ffmpeg to export all needed headers,  
> > > > > however private they may be
> > > > 
> > > > As I already said, for x86_cpu.h this will not be possible.  So you
> > > > will have to choose between copying it and keeping libavutil in the
> > > > source tree.
> > > 
> > > I suspect that it might be possible to export the parts of it we
> > > actually need, I just don't like it either since the REG_* all
> > > would need to be renamed.
> > 
> > Feel free to attempt this, but when I raised the topic on IRC, it came
> > to end quickly and I don't expect this to go differently on the ml:
> > 
> > [11:42:09] <DonDiego> what are the chances of libavutil/x86_cpu.h becoming an installed header?
> > [11:42:17] * DonDiego guesses 0
> > [12:13:55] * mru wonders what diego wants with that header
> > [12:18:42] * kshishkov suspects it may be for MPlayer
> > [12:19:07] * kshishkov also suspect that if it is so, that means MPlayer is broken
> > [12:19:14] <thresh> mplayer is notorious for using uninstalled headers
> > [12:19:24] <mru> that header can never be installed
> > [12:19:31] <mru> it uses compiler-specific tests
> 
> I'd like to point out that Måns says the same thing almost reflexively,
> and some headers have become installed where he said the same thing.
> But of course just mindlessly installing it is probably not going to
> be accepted.

id like to point out that, as mans has left ffmpeg there is nothing preventing
us to install this header. Especially the parts that dont depend on the
compiler but just the HW.

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

Old school: Use the lowest level language in which you can solve the problem
            conveniently.
New school: Use the highest level language in which the latest supercomputer
            can solve the problem without the user falling asleep waiting.
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