Add medium latency mode
Make new lowlatency encoding mode more compliant.
Fix typo in decklink.cpp
Fix warnings about incompatible pointer types
Merge branch 'midlatency'
Silence invalid pointer warnings
Update Decklink API
Warn when people have chosen a mux rate that's wrong.
Fix crashes with encoding non-AAC audio.
Update README and RELEASENOTES
Complain appropriately if non-lowest-latency encoding is missing vbv-bufsize.
Tidy up video filtering
Only set 4 reference frames during a generic OBE system type.
Fix untrustworthy libavutil function
Use correct libavutil API for calculating bitdepth
Use 1 second GOP sizes by default. 0.5 is pretty rare apart from UK DSAT and ATSC these days.
Add AV prefixes
Add MP2 modes like Joint-Stereo
Add missing line
Twolame starts with AUTO from -1 so correct this.