FFMPEG PHP does not seem to work

I am trying to install FFMPEG-PHP for backend video conversion and to capture a thumbnail of the videos users of my website upload. However i am having problem and I am not sure what is it exactly. Environment:Ubuntu Server 12.04PHP5 and Apache2 (Did not use LAMP package. Installed separately.)To install ffmpeg I followed this tutorial, http://ffmpeg.org/trac/ffmpeg/wiki/UbuntuCompilationGuide. Works on command line:When I tried to convert from the command line, it works.avconv -i test.mp4 test.flv - worksffmpeg -i test.mp4 test.flv - works, sa...Read more