[Ffmpeg-devel] Image formats missing?
Colin Dunlop
colin
Mon Jul 17 16:27:37 CEST 2006
Hi,
I'm trying to turn a bunch of jpegs into an AVI movie.
I've compiled the latest svn ffmpeg on Windows following the
guidelines of generating a Visual C++ compatible version:
http://ffmpeg.mplayerhq.hu/ffmpeg-doc.html#SEC26
I'm using MINGW and MSYS latest versions and all compiled ok.
However aside from the already discussed .dll.xxx versioning
problems, there appears to be only GIF support in ffmpeg. I
noticed that the code for the image formats is commented
out in "libavformat/allformats.h and .cxx" by a #if 0 block.
I read most of the docs and faq and compatibility notes
but don't see anything about how I get sgi, png, jpeg, or
tiff support added to the "configure" script anywhere - and
beside it looks like the current #if 0 block will stop this
anyway.
Thanks for any pointers. I have versions of jpeg, png, libz
and tiff compiled up separately.
Cheers,
Colin.
*************************************************************************
WindowsXP SP2 x86
MINGW latest
MSYS latest (with MSVS 2003 vcvars.bat addition)
MSVS 2003 (7.1)
Just try single file to test for now.
$ ffmpeg.exe -i ./vw.jpg -vcodec msmpeg4v2 ./out.avi
FFmpeg version SVN-rUNKNOWN, Copyright (c) 2000-2004 Fabrice Bellard
configuration: --enable-shared --disable-static --enable-memalign-hack
libavutil version: 49.0.0
libavcodec version: 51.10.0
libavformat version: 50.5.0
built on Jul 17 2006 11:48:34, gcc: 3.4.2 (mingw-special)
./vw.jpg: Unknown format
$ ffmpeg -formats
...
Image formats (filename extensions, if any, follow):
DE gif gif
...
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