The last version increases were:
libavcodec: ?
libavdevice: ?
-libavfilter: ?
+libavfilter: 2009-10-18
libavformat: ?
libpostproc: ?
libswscale: ?
API changes, most recent first:
+2009-12-13 - r20829 - lavu 50.7.0 - avstring.h API
+ add av_d2str()
+
+2009-12-13 - r20826 - lavc 52.42.0 - AVStream
+ add avg_frame_rate
+
+2009-12-12 - r20808 - lavu 50.6.0 - av_bmg_next()
+ Introduce the av_bmg_next() function.
+
+2009-12-05 - r20734 - lavfi 1.12.0 - avfilter_draw_slice()
+ Add a slice_dir parameter to avfilter_draw_slice().
+
+2009-11-26 - r20611 - lavfi 1.11.0 - AVFilter
+ Remove the next field from AVFilter, this is not anymore required.
+
+2009-11-25 - r20607 - lavfi 1.10.0 - avfilter_next()
+ Introduce the avfilter_next() function.
+
+2009-11-25 - r20605 - lavfi 1.9.0 - avfilter_register()
+ Change the signature of avfilter_register() to make it return an
+ int. This is required since now the registration operation may fail.
+
+2009-11-25 - r20603 - lavu 50.5.0 - pixdesc.h API
+ Make the pixdesc.h API public.
+
+2009-10-27 - r20385 - lavfi 1.5.0 - AVFilter.next
+ Add a next field to AVFilter, this is used for simplifying the
+ registration and management of the registered filters.
+
+2009-10-23 - r20356 - lavfi 1.4.1 - AVFilter.description
+ Add a description field to AVFilter.
+
+2009-10-19 - r20302 - lavfi 1.3.0 - avfilter_make_format_list()
+ Change the interface of avfilter_make_format_list() from
+ avfilter_make_format_list(int n, ...) to
+ avfilter_make_format_list(enum PixelFormat *pix_fmts).
+
+2009-10-18 - r20272 - lavfi 1.0.0 - avfilter_get_video_buffer()
+ Make avfilter_get_video_buffer() recursive and add the w and h
+ parameters to it.
+
+2009-10-07 - r20189 - lavfi 0.5.1 - AVFilterPic
+ Added w and h fields to AVFilterPic.
+
+2009-06-22 - r19250 - lavf 52.34.1 - AVFormatContext.packet_size
+ This is now an unsigned int instead of a signed int.
+
+2009-06-19 - r19222 - lavc 52.32.0 - AVSubtitle.pts
+ Added a pts field to AVSubtitle which gives the subtitle's packet
+ PTS in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
+ not work right without this.
+
+2009-06-03 - r19078 - lavc 52.30.2 - AV_PKT_FLAG_KEY
+ PKT_FLAG_KEY has been deprecated and will be dropped for the next
+ major version. Use AV_PKT_FLAG_KEY instead.
+
+2009-06-01 - r19025 - lavc 52.30.0 - av_lockmgr_register()
+ av_lockmgr_register() can be used to register a callback function
+ that lavc (and in the future, libraries that depend on lavc) can use
+ to implement mutexes. The application should provide a callback function
+ the implements the AV_LOCK_* operations described in avcodec.h.
+ When the lock manager is registered FFmpeg is guaranteed to behave
+ correct also in a multi-threaded application.
+
2009-04-30 - r18719 - lavc 52.28.0 - av_free_packet
av_free_packet() is no longer an inline function. It is now exported.