Hey Robert, I got that to work! Thank you very much!
-Sean On Thu, Apr 30, 2009 at 7:50 AM, Robert Osfield <[email protected]>wrote: > Hi Sean, > > Ubunutu has ffmpeg in the repositories so you could use this instead. > Or just enable the shared library build in ffmpeg to make to it builds > .so rather than .a's. > > Robert. > > On Thu, Apr 30, 2009 at 6:31 AM, Sean Neilan <[email protected]> wrote: > > Hey All, > > > > I'm wondering if any of you could help me understand why openscenegraph > is > > still telling me to build ffmpeg with -fPIC > > > > I'm building the svn of openscenegraph from source by doing: > > ./configure && make > > and when it's around 97%, I get this: > > > > Scanning dependencies of target osgdb_ffmpeg > > [ 96%] Building CXX object > > src/osgPlugins/ffmpeg/CMakeFiles/osgdb_ffmpeg.dir/FFmpegClocks.o > > [ 96%] Building CXX object > > src/osgPlugins/ffmpeg/CMakeFiles/osgdb_ffmpeg.dir/FFmpegDecoderAudio.o > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderAudio.cpp: > > In member function ‘size_t > osgFFmpeg::FFmpegDecoderAudio::decodeFrame(void*, > > size_t)’: > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderAudio.cpp:254: > > warning: ‘int avcodec_decode_audio2(AVCodecContext*, int16_t*, int*, > const > > uint8_t*, int)’ is deprecated (declared at > > /usr/local/include/libavcodec/avcodec.h:3098) > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderAudio.cpp:254: > > warning: ‘int avcodec_decode_audio2(AVCodecContext*, int16_t*, int*, > const > > uint8_t*, int)’ is deprecated (declared at > > /usr/local/include/libavcodec/avcodec.h:3098) > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderAudio.cpp:287: > > warning: comparison between signed and unsigned integer > > expressions > > [ 96%] Building CXX object > > src/osgPlugins/ffmpeg/CMakeFiles/osgdb_ffmpeg.dir/FFmpegDecoder.o > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoder.cpp: > > In member function ‘bool > > osgFFmpeg::FFmpegDecoder::readNextPacketNormal()’: > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoder.cpp:286: > > warning: comparison between signed and unsigned integer > > expressions > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoder.cpp:293: > > warning: comparison between signed and unsigned integer > > expressions > > [ 97%] Building CXX object > > src/osgPlugins/ffmpeg/CMakeFiles/osgdb_ffmpeg.dir/FFmpegDecoderVideo.o > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.cpp: > > In member function ‘void osgFFmpeg::FFmpegDecoderVideo::decodeLoop()’: > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.cpp:160: > > warning: ‘int avcodec_decode_video(AVCodecContext*, AVFrame*, int*, const > > uint8_t*, int)’ is deprecated (declared at > > /usr/local/include/libavcodec/avcodec.h:3155) > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.cpp:160: > > warning: ‘int avcodec_decode_video(AVCodecContext*, AVFrame*, int*, const > > uint8_t*, int)’ is deprecated (declared at > > /usr/local/include/libavcodec/avcodec.h:3155) > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.cpp:170: > > warning: comparison between signed and unsigned integer expressions > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.cpp:172: > > warning: comparison between signed and unsigned integer expressions > > > /home/sneilan/Desktop/OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.cpp:176: > > warning: comparison between signed and unsigned integer expressions > > [ 97%] Building CXX object > > src/osgPlugins/ffmpeg/CMakeFiles/osgdb_ffmpeg.dir/FFmpegImageStream.o > > [ 97%] Building CXX object > > src/osgPlugins/ffmpeg/CMakeFiles/osgdb_ffmpeg.dir/FFmpegAudioStream.o > > [ 97%] Building CXX object > > src/osgPlugins/ffmpeg/CMakeFiles/osgdb_ffmpeg.dir/ReaderWriterFFmpeg.o > > Linking CXX shared module ../../../lib/osgPlugins-2.9.4/osgdb_ffmpeg.so > > /usr/bin/ld: /usr/local/lib/libavcodec.a(dsputil_mmx.o): relocation > > R_X86_64_PC32 against symbol `ff_pw_20' can not be used when making a > shared > > object; recompile with -fPIC > > /usr/bin/ld: final link failed: Bad value > > collect2: ld returned 1 exit status > > make[2]: *** [lib/osgPlugins-2.9.4/osgdb_ffmpeg.so] Error 1 > > make[1]: *** [src/osgPlugins/ffmpeg/CMakeFiles/osgdb_ffmpeg.dir/all] > Error 2 > > make: *** [all] Error 2 > > > > I've compiled ffmpeg from the latest svn with these options: > > ./configure --enable-gpl --enable-pthreads --enable-postproc > > --enable-libmp3lame --enable-libx264 --enable-libfaac > --extra-cflags=-fPIC > > --enable-nonfree > > > > So, I am compiling with fPIC and it still doesn't work. > > > > I'm running ubuntu 64 9.04 with all the other dependencies satisfied with > > apt-get. > > > > Thank you for your time. > > > > -Sean Neilan > > > > > > _______________________________________________ > > osg-users mailing list > > [email protected] > > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >
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