[FFmpeg-cvslog] r11202 - trunk/configure

Michael Niedermayer michaelni
Wed Dec 12 22:06:36 CET 2007


On Wed, Dec 12, 2007 at 08:11:25PM +0000, M?ns Rullg?rd wrote:
> M?ns Rullg?rd <mans at mansr.com> writes:
> 
> > Michael Niedermayer <michaelni at gmx.at> writes:
> >
> >> On Wed, Dec 12, 2007 at 12:15:22PM -0500, Rich Felker wrote:
> >>> On Wed, Dec 12, 2007 at 11:57:11AM -0000, M?ns Rullg?rd wrote:
> >>> > I see.  Yes, that's probably possible, though I'd rather not spend time
> >>> > figuring out how to do it if we can get rid of these exports more easily.
> >>> 
> >>> Indeed. Despite the binutils bug, we should be visciously removing any
> >>> public global vars anyway. They have high program startup cost
> >>> regardless of what linking mode is used (copy relocations or textrels
> >>> in the main program).
> >>> 
> >>> If access to them is really needed, make a function that returns a
> >>> (hopefully const-qualified) pointer to the data. But I can't imagine
> >>> why a legitimate program would be peeking directly at these data
> >>> structures..
> >>
> >> some examples where this is currently used are
> >>
> >> av_log_level
> >> av_vlog
> >> currently we have wraper functions for these to set/get them
> >> originally i wanted to drop these functions, as can be seen by the
> >> #if LIBAVUTIL_VERSION_INT in log.{c,h}
> >> i guess we should just leave the more complex API or do you suggest
> >> that we change it to 2 functions to returning pointers to
> >> av_log_level and av_vlog?
> >
> > I'd say remove the #ifdef around those functions and start using them.
> 
> Like this.

ok

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

Frequently ignored awnser#1 FFmpeg bugs should be sent to our bugtracker, user
questions for the command line tools ffmpeg, ffplay, ... as well as questions
about how to use libav* should be sent to the ffmpeg-user mailinglist.
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