[root@server4 ffmpeg]# make
make -C libavutil all
make[1]: Entering directory `/usr/local/src/ffmpeg/libavutil'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/usr/local/src/ffmpeg/libavutil'
make -C libavcodec all
make[1]: Entering directory `/usr/local/src/ffmpeg/libavcodec'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/usr/local/src/ffmpeg/libavcodec'
make -C libavformat all
make[1]: Entering directory `/usr/local/src/ffmpeg/libavformat'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/usr/local/src/ffmpeg/libavformat'
make -C libavdevice all
make[1]: Entering directory `/usr/local/src/ffmpeg/libavdevice'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/usr/local/src/ffmpeg/libavdevice'
: make -C libpostproc all
: make -C libswscale all
gcc -L"/usr/local/src/ffmpeg"/libavdevice -L"/usr/local/src/ffmpeg"/libavformat -L"/usr/local/src/ffmpeg"/libavcodec -L"/usr/local/src/ffmpeg"/libavutil -rdynamic -export-dynamic -Wl,--warn-common -Wl,--as-needed -Wl,-rpath-link,"/usr/local/src/ffmpeg"/libavcodec -Wl,-rpath-link,"/usr/local/src/ffmpeg"/libavformat -Wl,-rpath-link,"/usr/local/src/ffmpeg"/libavutil -Wl,-Bsymbolic -g -o ffmpeg_g ffmpeg.o cmdutils.o -lavdevice -lavformat -lavcodec -lavutil -lz -lm -lamrnb -lm -lamrwb -lm -ldl -ldl
/usr/local/src/ffmpeg/libavcodec/libavcodec.so: undefined reference to `GP3VADxEncoder_Interface_Encode'
/usr/local/src/ffmpeg/libavcodec/libavcodec.so: undefined reference to `VADxEncoder_Interface_init'
/usr/local/src/ffmpeg/libavcodec/libavcodec.so: undefined reference to `GP3Decoder_Interface_Decode'
collect2: ld returned 1 exit status
make: *** [ffmpeg_g] Error 1