[FFmpeg-devel] [PATCH 2/3] build: rely on pkg-config for libx264 probing

Clément Bœsch u at pkh.me
Thu Aug 21 14:34:42 CEST 2014


On Thu, Aug 21, 2014 at 02:24:40PM +0200, Clément Bœsch wrote:
> On Thu, Aug 21, 2014 at 12:16:35PM +0000, Carl Eugen Hoyos wrote:
> > Clément Bœsch <u <at> pkh.me> writes:
> > 
> > [...]
> > 
> > Sorry, I seem to have lost track of what you fear 
> > will not work if pkg-config is used for x264 
> > detection but will fallback to the current 
> > system if pkg-config does not find the right 
> > version.
> 
> It's simple really. You said earlier:
> 
> > > or do you actually want a real fallback when it is
> > > present but didn't succeed?
> >
> > This is the preferred solution imo.
> 
> In this case, if pkg-config finds the system install, it will not honor
> the user c/ld flags but the one from pkg-config.
> 

BTW, now that I think of it, depending on where the --extra-{ld,cflags}
are added in the compilation and linker flag, they *might* allow you to
trick the detection.

Did you try the patch with pkg-config only detection?

And try to add --pkg-config=true to trick the detect function.

-- 
Clément B.
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