[FFmpeg-devel] [PATCH] [4/??] [1/1] Libavfilter - Build changes

Víctor Paesa wzrlpy
Sat Feb 16 18:07:57 CET 2008

Vitor Sessak said:
> Vitor Sessak wrote:
>> Hi
>> M?ns Rullg?rd wrote:
>>> Vitor Sessak writes:
>>>> M?ns Rullg?rd wrote:
>>>>> Vitor Sessak writes:
>>>>>> This patch is unrelated to the graph patch (in the sense that it
>>>>>> can be applied before or after it). It allows to compile
>>>>>> libavfilter with "configure --enable-avfilter", but it will not be
>>>>>> used at this point for anything.
>>>>>> (no need to hurry in reviewing this, I'll be without internet
>>>>>> until next week)
>>>>>> Index: configure
>>>>>> ==================================================================>>>>>
>>>>>> --- configure    (revision 11882) +++ configure    (working copy)
>>>>>> @@ -72,6 +72,8 @@
>>>>>>    echo "                           and ffmpeg will be
>>>>>> unredistributable [default=no]"
>>>>>>    echo "  --enable-pp              enable GPLed postprocessing
>>>>>> support [default=no]"
>>>>>>    echo "  --enable-swscaler        software scaler support
>>>>>> [default=no]"
>>>>>> +  echo "  --enable-avfilter        video filter support (replaces
>>>>>>  vhook) [default=no]"
>>>>>> +  echo "  --enable-avfilter-lavf   video filters dependant on
>>>>>> avformat [default=no]"
>>>>> Why this distinction?
>>>> Because there is no point of having such a big dependence for just a
>>>>  few filters (like the vsrc_movie). Think about someone who wants
>>>> just  to filter video, but don't cares about encoding/decoding.
>>> So why not simply make the relevant filters depend on libavformat
>>> directly?
>> You mean compile it, unless configure is called with
>> --disable-avformat?  Sounds reasonable to me. V?ctor, Diego?
> Sorry to reply to self, but I was not clear. I meant to ask your opinion
>  (but if you want to fix it you are welcome too!).

Fine for me, but I don't see --disable-avformat in configure --help, does
the fix is to allow conditional build of libavformat?
I mean, that would build only libavutil, swscale, libavfilter, libavcodec,
and no libavformat, ffmpeg, ffserver, ffplay?


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