Cannot open libmwv206dec.so, libmwv206dec.so: cannot open shared object file: No such file or directory

Cannot open libmwv206dec.so, libmwv206dec.so: cannot open shared object file: No such file or directory
Cannot open libmwv206dec.so, libmwv206dec.so: cannot open shared object file: No such file or directory
Cannot open libmwv206dec.so, libmwv206dec.so: cannot open shared object file: No such file or directory
Cannot open libmwv206dec.so, libmwv206dec.so: cannot open shared object file: No such file or directory
[rtsp @ 0xaab84727b0] Could not find codec parameters for stream 1 (Video: h264, none, 240x160): unspecified pixel format
Consider increasing the value for the 'analyzeduration' and 'probesize' options
Cannot open libmwv206dec.so, libmwv206dec.so: cannot open shared object file: No such file or directory
Input #0, rtsp, from 'rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mov':
  Metadata:
    title           : BigBuckBunny_115k.mov
  Duration: 00:09:56.48, start: 0.000000, bitrate: N/A
    Stream #0:0: Audio: aac, 12000 Hz, stereo, fltp
    Stream #0:1: Video: h264, none, 240x160, 90k tbr, 90k tbn, 180k tbc
Stream mapping:
  Stream #0:1 -> #0:0 (h264 (native) -> rawvideo (native))
Press [q] to stop, [?] for help
Cannot determine format of input stream 0:1 after EOF
Error marking filters as finished
Exiting normally, received signal 2.

　　

解决方法 

 apt-get install mwv206-dev