libavfilter: 2011-04-18
libavformat: 2011-04-18
libpostproc: 2011-04-18
-libswscale: 2011-04-18
+libswscale: 2011-06-20
libavutil: 2011-04-18
API changes, most recent first:
+2011-08-02 - 9d39cbf - lavc 53.7.1
+ Add AV_PKT_FLAG_CORRUPT AVPacket flag.
+
+2011-07-10 - a67c061 - lavf 53.3.0
+ Add avformat_find_stream_info(), deprecate av_find_stream_info().
+
+2011-07-10 - 0b950fe - lavc 53.6.0
+ Add avcodec_open2(), deprecate avcodec_open().
+
+2011-06-23 - 67e9ae1 - lavu 51.8.0 - attributes.h
+ Add av_printf_format().
+
+2011-06-16 - 05e84c9, 25de595 - lavf 53.2.0 - avformat.h
+ Add avformat_open_input and avformat_write_header().
+ Deprecate av_open_input_stream, av_open_input_file,
+ AVFormatParameters and av_write_header.
+
+2011-06-16 - 7e83e1c, dc59ec5 - lavu 51.7.0 - opt.h
+ Add av_opt_set_dict() and av_opt_find().
+ Deprecate av_find_opt().
+ Add AV_DICT_APPEND flag.
+
+2011-06-10 - cb7c11c - lavu 51.6.0 - opt.h
+ Add av_opt_flag_is_set().
+
+2011-06-08 - d9f80ea - lavu 51.5.0 - AVMetadata
+ Move AVMetadata from lavf to lavu and rename it to
+ AVDictionary -- new installed header dict.h.
+ All av_metadata_* functions renamed to av_dict_*.
+
+2011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
+ Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
+ Deprecate av_get_bits_per_sample_fmt().
+
+2011-06-05 - b39b062 - lavu 51.3.0 - opt.h
+ Add av_opt_free convenience function.
+
+2011-05-28 - 0420bd7 - lavu 51.2.0 - pixdesc.h
+ Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate
+ avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor.
+
+2011-05-25 - 30315a8 - lavf 53.1.0 - avformat.h
+ Add fps_probe_size to AVFormatContext.
+
2011-05-18 - 64150ff - lavc 53.4.0 - AVCodecContext.request_sample_fmt
Add request_sample_fmt field to AVCodecContext.