There is an open bug on this related to issues from our updated libvpx.  We are working to resolve this issue, hopefully something will go in today.

On May 15, 2015, at 11:12 AM, Denis Jakovlev <yadenis@seznam.cz> wrote:

FreeSWITCH 1.6 Video MP4 recording
Hi All

Finally I managed to get record MP4. He writes beautifully with the module mod_vlc. But without sound.

[00007ff65c027408] core libvlc warning: cannot load module `/usr/lib/vlc/plugins/stream_out/libstream_out_chromaprint_plugin.so' (libvpx.so.1: cannot open shared object file: No such file or directory)
[00007ff65c027408] core libvlc warning: cannot load module `/usr/lib/vlc/plugins/access/libavio_plugin.so' (libvpx.so.1: cannot open shared object file: No such file or directory)
[00007ff65c027408] core libvlc warning: cannot load module `/usr/lib/vlc/plugins/demux/libavformat_plugin.so' (libvpx.so.1: cannot open shared object file: No such file or directory)
[00007ff65c027408] core libvlc warning: cannot load module `/usr/lib/vlc/plugins/codec/libhwdummy_plugin.so' (libvpx.so.1: cannot open shared object file: No such file or directory)
[00007ff65c027408] core libvlc warning: cannot load module `/usr/lib/vlc/plugins/codec/libavcodec_plugin.so' (libvpx.so.1: cannot open shared object file: No such file or directory)

I checked. Indeed there is a module libvpx.so not in place. What do I need to do to this module come from?