API changes, most recent first:
+2014-08-xx - xxxxxxx - lavc 55.57.3 - avcodec.h
+ reordered_opaque is not going to be removed in the future.
+
+2014-08-02 - xxxxxxx - lavu 52.98.100 - pixelutils.h
+ Add pixelutils API with SAD functions
+
+2014-08-xx - xxxxxxx - lavu 53.22.0 - pixfmt.h
+ Add AV_PIX_FMT_YA16 pixel format for 16 bit packed gray with alpha.
+
+2014-08-xx - xxxxxxx - lavu 53.21.1 - avstring.h
+ Rename AV_PIX_FMT_Y400A to AV_PIX_FMT_YA8 to better identify the format.
+ An alias pixel format and color space name are provided for compatibility.
+
+2014-08-xx - xxxxxxx - lavu 53.21.0 - pixdesc.h
+ Support name aliases for pixel formats.
+
+2014-08-04 - xxxxxxx - lavc 55.72.101 / 55.57.2 - avcodec.h
+2014-08-04 - xxxxxxx - lavu 52.95.100 / 53.20.0 - frame.h
+ Deprecate AVCodecContext.dtg_active_format and use side-data instead.
+
+2014-08-03 - xxxxxxx - lavc 55.72.100 - avcodec.h
+ Add get_pixels() to AVDCT
+
+2014-08-xx - xxxxxxx - lavc 55.57.1 - avcodec.h
+ Deprecate unused FF_IDCT_IPP define and ipp avcodec option.
+ Deprecate unused FF_DEBUG_PTS define and pts avcodec option.
+ Deprecate unused FF_CODER_TYPE_DEFLATE define and deflate avcodec option.
+ Deprecate unused FF_DCT_INT define and int avcodec option.
+ Deprecate unused avcodec option scenechange_factor.
+
2014-07-30 - ba3e331 - lavu 52.94.100 - frame.h
Add av_frame_side_data_name()