./rtp_receiver
./rtp_receiver: error while loading shared libraries: libavformat.so.56: cannot open shared object file: No such file or directory
解决方法:
在ld.so.conf文件中,加入FFmpeg安装lib路径
sudo vi /etc/ld.so.conf
加入:/usr/local/ffmpeg/lib/
完成后执行如下命令
sudo ldconfig