[FFmpeg-devel] [RFC] move H.263 parser to its own file

[Jason Millard]

As a user of a statically linked libavcodec that has only one encoder and
one decoder, it would be great to see those dependencies removed.

Even with an --enable-small, I can't get my executables smaller than a meg.

--  Jason


On 5/8/07, Aurelien Jacobs <aurel at gnuage.org> wrote:
>
> On Wed, 9 May 2007 01:52:59 +0200
> Diego Biurrun <diego at biurrun.de> wrote:
>
> > On Tue, May 08, 2007 at 11:29:55PM +0200, Aurelien Jacobs wrote:
> > > On Tue, 8 May 2007 10:57:50 +0200
> > > Diego Biurrun <diego at biurrun.de> wrote:
> > >
> > > > On Mon, May 07, 2007 at 12:36:49PM +0200, Michael Niedermayer wrote:
> > > > >
> > > > > On Mon, May 07, 2007 at 10:01:33AM +0200, Diego Biurrun wrote:
> > > > > > Attached patch does $subject.  It misses declaring a dependency
> on the
> > > > > > H.263 parser for the H.263 decoder and a change to the Makefile,
> but I
> > > > > > need to run out now.  Let me know if this is the way to proceed
> or not.
> > > > >
> > > > > yes the way looks ok
> > > > >
> > > > > [...]
> > > > > > +
> > > > > > +int h263_find_frame_end(ParseContext *pc, const uint8_t *buf,
> int buf_size);
> > > > >
> > > > > ff_ prefix
> > >
> > > It seems to me that moving ff_h263_find_frame_end() to h263_parser.c
> wasn't a
> > > very good idea. This function is used as well by h263dec.c as by
> h263_parser.c.
> > > h263dec.c is compiled unconditionnaly whereas h263_parser.c is
> compiled
> > > conditionnaly.
> > > So IMO, ff_h263_find_frame_end() should be moved back to h263dec.c.
> >
> > What about fixing dependencies and conditionally compiling h263dec.c as
> > well?
>
> That would be nice. The problem is that almost every video codec has a
> dependency (direct or indirect) over some code in h263dec.c.
> Splitting it properly and fixing dependencies seems quite hard.
> If you want to try to do it, that's great. Else I think that moving
> ff_h263_find_frame_end() back to h263dec.c is the right thing to do.
>
> Aurel
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