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Wed Jan 24 23:25:53 CET 2007 · https://ffmpeg.org/pipermail/ffmpeg-devel/2007-January/027909.html

On Tue, 23 Jan 2007 00:50:19 +0100
Aurelien Jacobs <aurel at gnuage.org> wrote:

> On Mon, 22 Jan 2007 09:08:00 +0000
> M?ns Rullg?rd <mru at inprovide.com> wrote:
> 
> > Diego Biurrun <diego at biurrun.de> writes:
> > 
> > > On Mon, Jan 22, 2007 at 01:21:21AM +0100, Aurelien Jacobs wrote:
> > >> On Mon, 22 Jan 2007 01:06:18 +0100
> > >> Diego Biurrun <diego at biurrun.de> wrote:
> > >> 
> > >> > On Mon, Jan 22, 2007 at 12:52:15AM +0100, Aurelien Jacobs wrote:
> > >> > > 
> > >> > > Here is a patch which further improve new Mans dependency tracking system.
> > >> > > It moves dependency information from configure to allcodecs.c/allformats.c.
> > >> > > Advantages are that it simplifies configure and that when you add a new
> > >> > > codec, you don't need to mess with configure. Just add a new line in
> > >> > > allcodecs.c and you're done.
> > >> > > Opinions ?
> > >> > > Can I commit this ?
> > >> > 
> > >> > Putting that info in a comment sounds very fragile to me.  This way
> > >> > compilation might fail if somebody changes a comment ...
> > >> 
> > >> Anyway, we already heavily rely on the structure of this file to parse
> > >> it with sed. It's already very easy to break.
> > >> But if you think using comments is bad, maybe we could do something
> > >> like this:
> > >> 
> > >> -  REGISTER_DECODER(AAC, aac);
> > >> +  REGISTER_DECODER(AAC, aac, libfaad);
> > >> 
> > >> Do you prefer it ?
> > >> IMO, it's as much fragile, and uglier than a comment.
> > >
> > > That's better and less fragile.
> > 
> > But it doesn't allow the current dependencies to be correctly expressed.
> 
> It does !
> Ok I admit that I didn't explained all the details of my idea.
> To express deps_any, just use:
> 
> -    REGISTER_ENCDEC (AMR_NB, amr_nb);
> +    REGISTER_ENCDEC (AMR_NB, amr_nb, , amr_nb amr_nb_fixed);
> 
> Let's see attached patch. Does it better suits your mind ?

Any thought about this patch ?
If no one care, I guess I should commit.

Aurel

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[Ffmpeg-devel] dependency tracking improvements