+version 0.4.7:
+
+- qpel encoding (Michael)
+- 4mv+b frames encoding finally fixed (Michael)
+- chroma ME (Michael)
+- 5 comparission functions for ME (Michael)
+- b frame encoding speedup (Michael)
+- wmv2 codec (unfinished)
+- user specified diamond size for EPZS (Michael)
+
version 0.4.6:
-- completely new mpeg audio layer 1/2/3 decoder rewritten from
- scratch.
+- completely new integer only mpeg audio layer 1/2/3 decoder rewritten
+ from scratch.
- recoded dct and motion vector search with gcc (no longer depends on
nasm).
- fix quantization bug in AC3 encoder.
+- added PCM codecs and format. Corrected wav/avi/asf pcm issues.
+- added prototype ffplay program.
- added GOB header parsing on H.263/H.263+ decoder. (Juanjo)
- bug fix on MCBPC tables of H.263. (Juanjo)
- bug fix on DC coefficients of H.263. (Juanjo)
- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
- added GOB header for H.263/H.263+ coding on RTP mode. (Juanjo)
- now H.263 picture size is returned on the first decoded frame. (Juanjo)
+- added first regression tests
+- added MPEG2 TS demux
+- new demux API for libav
+- more accurate and faster IDCT (Michael)
+- faster and entropy controlled motion search (Michael)
+- two pass video encoding (Michael)
+- new video rate control (Michael)
+- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
+- great performance improvement of video encoders and decoders (Michael)
+- new and faster bit readers and vlc parsers (Michael)
+- high quality encoding mode : tries all macroblock/VLC types (Michael)
+- added DV video decoder
+- preliminary RTP/RTSP support in ffserver and libavformat
+- H.263+ AIC decoding/encoding support. (Juanjo)
+- VCD MPEG-PS mode. (Juanjo)
+- PSNR stuff. (Juanjo)
+- Simple stats output. (Juanjo)
+- 16-bit and 15-bit rgb/bgr/gbr support (Bisqwit)
version 0.4.5: