gcc -g -O2 -o ffmpeg2theora ffmpeg2theora-ffmpeg2theora.o ffmpeg2theora-theorautils.o -L/usr/local/lib /usr/lib/libvorbisenc.so /usr/lib/libvorbis.so /usr/local/lib/libtheora.so /usr/lib/libogg.so ./ffmpeg/libavformat/libavformat.a ./ffmpeg/libavcodec/libavcodec.a ./ffmpeg/libavutil/libavutil.a ./ffmpeg/libswscale/libswscale.a -lm -lz /usr/lib/liba52.so -ldl
./ffmpeg/libavcodec/libavcodec.a(mpegvideo.o): In function `alloc_picture':
/home/user-new/workspace/ffmpeg2theora/ffmpeg/libavcodec/mpegvideo.c:185: multiple definition of `alloc_picture'
ffmpeg2theora-ffmpeg2theora.o:/home/user-new/workspace/ffmpeg2theora/ffmpeg2theora.c:226: first defined here
/usr/bin/ld: Warning: size of symbol `alloc_picture' changed from 117 in ffmpeg2theora-ffmpeg2theora.o to 1369 in ./ffmpeg/libavcodec/libavcodec.a(mpegvideo.o)
./ffmpeg/libavcodec/libavcodec.a(pthread.o): In function `avcodec_thread_free':
/home/user-new/workspace/ffmpeg2theora/ffmpeg/libavcodec/pthread.c:94: undefined reference to `pthread_join'
./ffmpeg/libavcodec/libavcodec.a(pthread.o): In function `avcodec_thread_init':
/home/user-new/workspace/ffmpeg2theora/ffmpeg/libavcodec/pthread.c:156: undefined reference to `pthread_create'
collect2: ld returned 1 exit status
make[1]: *** [ffmpeg2theora] Fehler 1
make[1]: Verlasse Verzeichnis '/home/user-new/workspace/ffmpeg2theora'
make: *** [all-recursive] Fehler 1