API changes, most recent first:
+2014-08-16 - xxxxxxx - lswr 1.1.100 - swresample.h
+ Add AVFrame based API
+
+2014-xx-xx - xxxxxxx - lavu 54.4.100 - dict.h
+ Add av_dict_set_int helper function.
+
+2014-08-xx - xxxxxxx - lavu 54.03.0 - mem.h
+ Add av_strndup().
+
+2014-xx-xx - xxxxxxx - lavu 54.02.0 - opt.h
+ Add av_opt_get_dict_val/set_dict_val with AV_OPT_TYPE_DICT to support
+ dictionary types being set as options.
+
+2014-xx-xx - xxxxxxx - lavf 56.01.0 - avformat.h
+ Add AVFormatContext.event_flags and AVStream.event_flags for signaling to
+ the user when events happen in the file/stream.
+
2014-04-xx - xxxxxxx - lavr 2.1.0 - avresample.h
Add avresample_convert_frame() and avresample_config().