libavdevice: 2011-04-18
libavfilter: 2012-06-22
libavformat: 2012-01-27
-libavresample: 2012-04-24
+libavresample: 2012-10-05
libswscale: 2011-06-20
-libavutil: 2011-04-18
+libavutil: 2012-10-22
API changes, most recent first:
+2012-xx-xx - xxxxxxx - lavu 52.2.0 - audioconvert.h
+ Rename audioconvert.h to channel_layout.h. audioconvert.h is now deprecated.
+
+2012-xx-xx - xxxxxxx - lavu 52.1.0 - intmath.h
+ Add av_ctz() for trailing zero bit count
+
2012-10-18 - xxxxxxx - lavu 51.45.0 - error.h
Add AVERROR_EXPERIMENTAL
2012-04-05 - 5cc51a5 - lavu 51.26.0 - audioconvert.h
Add av_get_default_channel_layout()
+2012-03-20 - 3c90cc2 - lavfo 54.2.0
+ Deprecate av_read_packet(), use av_read_frame() with
+ AVFMT_FLAG_NOPARSE | AVFMT_FLAG_NOFILLIN in AVFormatContext.flags
+
2012-03-06 - 4d851f8 - lavu 51.25.0 - cpu.h
Add av_set_cpu_flags_mask().