... ... <bersac_1 at ...> writes: > libavcodec.so.55 (libc6,x86-64) => /usr/local/lib/libavcodec.so.55 > libavcodec.so.55 (libc6,x86-64) => /usr/lib/libavcodec.so.55 As said, there is a bug in FFmpeg, but the way libavcodec libraries are installed on your system is guaranteed to fail (is also buggy). Carl Eugen