libavdevice-dev 6:9.10-1ubuntu7 (amd64 binary) in ubuntu trusty

 Libav is a complete, cross-platform solution to decode, encode, record,
 convert and stream audio and video.
 .
 This is the device handling library from Libav.
 .
 This package contains the header files and static libraries needed to
 compile applications or shared objects that use libavdevice.