patrick@ubuntuserver:~/ffmpeg$ history | grep configure 1350 ./configure && make && make install && ldconfig 1351 sudo ./configure && make && make install && ldconfig 1362 ./configure && make && make install && ldconfig 1363 sudo ./configure && make && make install && ldconfig 1369 sudo ./configure && make && make install && ldconfig 1371 sudo ./configure && make && make install && ldconfig 1373 sudo ./configure && make && make install && ldconfig 1426 ./configure --help 1427 sudo ./configure 2070 sudo ./configure --enable-static 2076 ./configure --enable-static 2078 sudo ./configure -enable-static 2090 ./configure 2093 ./configure 2094 sudo ./configure 2096 ./configure 2098 ./configure.ac 2099 sudo ./configure.ac 2100 sudo ./configure 2102 ./configure 2111 ./configure 2132 sudo ./configure 2139 sudo ./configure 2149 ./configure --disable-shared 2150 sudo ./configure --disable-shared 2157 sudo ./configure --enable-gpl --enable-libass --enable-libfaac --enable-libfdk-aac --enable-libmp3lame --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree 2163 ./configure --enable-gpl --enable-libass --enable-libfaac --enable-libfdk-aac --enable-libmp3lame --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree 2164 sudo ./configure --enable-gpl --enable-libass --enable-libfaac --enable-libfdk-aac --enable-libmp3lame --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree 2169 history | grep configure ##end of config.log BEGIN /tmp/ffconf.7KFEffKD.c 1 #include 2 #include 3 long check_vpx_codec_vp9_dx(void) { return (long) vpx_codec_vp9_dx; } 4 int main(void) { return 0; } END /tmp/ffconf.7KFEffKD.c gcc -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_POSIX_C_SOURCE=200112 -D_XOPEN_S$ /tmp/ffconf.7KFEffKD.c: In function 'check_vpx_codec_vp9_dx': /tmp/ffconf.7KFEffKD.c:3:51: error: 'vpx_codec_vp9_dx' undeclared (first use in this function) /tmp/ffconf.7KFEffKD.c:3:51: note: each undeclared identifier is reported only once for each functi$ check_lib2 vpx/vpx_encoder.h vpx/vp8cx.h vpx_codec_vp9_cx -lvpx check_func_headers vpx/vpx_encoder.h vpx/vp8cx.h vpx_codec_vp9_cx -lvpx check_ld cc -lvpx check_cc BEGIN /tmp/ffconf.7KFEffKD.c 1 #include 2 #include 3 long check_vpx_codec_vp9_cx(void) { return (long) vpx_codec_vp9_cx; } 4 int main(void) { return 0; } END /tmp/ffconf.7KFEffKD.c gcc -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_POSIX_C_SOURCE=200112 -D_XOPEN_S$ /tmp/ffconf.7KFEffKD.c: In function 'check_vpx_codec_vp9_cx': /tmp/ffconf.7KFEffKD.c:3:51: error: 'vpx_codec_vp9_cx' undeclared (first use in this function) /tmp/ffconf.7KFEffKD.c:3:51: note: each undeclared identifier is reported only once for each functi$ check_lib x264.h x264_encoder_encode -lx264 check_header x264.h check_cpp BEGIN /tmp/ffconf.7KFEffKD.c 1 #include 2 int x; END /tmp/ffconf.7KFEffKD.c gcc -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_POSIX_C_SOURCE=200112 -D_XOPEN_S$ /tmp/ffconf.7KFEffKD.c:1:18: fatal error: x264.h: No such file or directory compilation terminated. ERROR: libx264 not found