[FFmpeg-devel] can't compile libavfilter with mp filter

[Michael Niedermayer]

On Fri, Jan 28, 2011 at 06:56:11PM +0100, Herv? W. wrote:
> On 28 January 2011 16:53, Herv? W. <H.O.W.aka.V+ffmpeg at gmail.com> wrote:
> > On 28 January 2011 16:31, vmrsss <vmrsss at gmail.com> wrote:
> >> Hi everybody,
> >>
> >> ? ? ? ?After the transition to the new git repository, I cannot link libavfilter, it lacks
> >>
> >> ? ? ? ?avcodec_register_all, avcodec_encode_video, ..., etc (see output below)
> >>
> >> If I configure with --disable-filter=mp then the build completes just fine.
> >>
> >> Am I doing something wrong perhaps to do with having checked out a
> >> fresh copy of the repository?
> >
> > I don't think you're doing anything wrong.
> >
> >> Really looking forward to the mp filters, thanks for your help
> >>
> >>
> >> configure and make:
> > [...]
> >> LD ? ? ?libavfilter/libavfilter.1.dylib
> >> ld: warning: -read_only_relocs cannot be used with x86_64
> >> Undefined symbols:
> >> ?"_avcodec_register_all", referenced from:
> >> ? ? ?_vf_open in vf_screenshot.o
> >> ?"_avcodec_open", referenced from:
> >> ? ? ?_config in vf_mcdeint.o
> >> ? ? ?_config in vf_mcdeint.o
> >> ? ? ?_config in vf_mcdeint.o
> >> ? ? ?_vf_open in vf_screenshot.o
> >> ? ? ?_config in vf_uspp.o
> > [...]
> >> ld: symbol(s) not found
> >> collect2: ld returned 1 exit status
> >> make: *** [libavfilter/libavfilter.1.dylib] Error 1
> >
> > I think it failed because there have been some prefix changes that
> > were imported from the repo at git.ffmpeg.org to git.videolan.org. The
> 
> I'm wrong. I was able to build ffmpeg with the mp filter enabled and
> with shared libraries enabled.
> read_only_relocs appears to be specific to the darwin/apple build and
> I don't have such a system. Perhaps it's a problem specific to the
> darwin/apple build. Would anyone else care to try to solve the
> problem?

i think ive fixed it but i dont own a syste, where i could test.

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

Those who are too smart to engage in politics are punished by being
governed by those who are dumber. -- Plato 
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