@@ -16,18 +16,18 @@ version <next>

 - Autodesk Animator Studio Codec (AASC) decoder

 - Indeo 2 video decoder

 - Fraps FPS1 video decoder

-- SNOW video encoder/decoder

+- Snow video encoder/decoder

 - Sonic audio encoder/decoder

-- Vorbis decoder

+- Vorbis audio decoder

 - Macromedia ADPCM decoder

-- Duck TrueMotion 2 decoder

-- Support for decoding FLX and DTA extensions in FLIC files

+- Duck TrueMotion 2 video decoder

+- support for decoding FLX and DTA extensions in FLIC files

 - H.264 custom quantization matrices support

 - ffserver fixed, it should now be usable again

 - QDM2 audio decoder

 - cook audio decoder

 - wma2 audio decoder fixed, now all files should play correctly

-- jpeg-ls decoder (unfinished)

+- JPEG-LS decoder (unfinished)

 - build system improvements

 - tabs and trailing whitespace removed from the codebase

@@ -51,71 +51,71 @@ version 0.4.9-pre1:

 - MSZH and ZLIB decoder support

 - SVQ1 video encoder

 - AMR-WB support

-- PPC optimisations

+- PPC optimizations

 - rate distortion optimal cbp support

-- rate distorted optimal ac prediction for mpeg4

+- rate distorted optimal ac prediction for MPEG-4

 - rate distorted optimal lambda->qp support

 - AAC encoding with libfaac

 - Sunplus JPEG codec (SP5X) support

-- use lagrange multipler instead of qp for ratecontrol

-- theora/VP3 decoding support

+- use Lagrange multipler instead of QP for ratecontrol

+- Theora/VP3 decoding support

 - XA and ADX ADPCM codecs

-- export mpeg2 active display area / pan scan

+- export MPEG-2 active display area / pan scan

 - Add support for configuring with IBM XLC

 - floating point AAN DCT

-- initial support for zygovideo (not complete)

-- rgb ffv1 support

+- initial support for zygo video (not complete)

+- RGB ffv1 support

 - new audio/video parser API

 - av_log() system

 - av_read_frame() and av_seek_frame() support

 - missing last frame fixes

 - seek by mouse in ffplay

-- noise reduction of dct coefficients

-- h263 OBMC & 4MV support

-- h263 alternative inter vlc support

-- h263 loop filter

-- h263 slice structured mode

-- interlaced DCT support for MPEG2 encoding

+- noise reduction of DCT coefficients

+- H.263 OBMC & 4MV support

+- H.263 alternative inter vlc support

+- H.263 loop filter

+- H.263 slice structured mode

+- interlaced DCT support for MPEG-2 encoding

 - stuffing to stay above min_bitrate

-- mb type & qp vissualization

+- MB type & QP visualization

 - frame stepping for ffplay

 - interlaced motion estimation

 - alternate scantable support

 - SVCD scan offset support

-- closed gop support

-- SSE2 fdct

+- closed GOP support

+- SSE2 FDCT

 - quantizer noise shaping

 - G.726 ADPCM audio codec

 - MS ADPCM encoding

 - multithreaded/SMP motion estimation

-- multithreaded/SMP encoding for MPEG1/MPEG2/MPEG4/H263

-- multithreaded/SMP decoding for MPEG2

+- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263

+- multithreaded/SMP decoding for MPEG-2

 - FLAC decoder

 - Metrowerks CodeWarrior suppport

-- h263+ custom pcf support

+- H.263+ custom pcf support

 - nicer output for 'ffmpeg -formats'

-- matroska demuxer

+- Matroska demuxer

 - SGI image format, encoding and decoding

-- h264 loop filter support

-- h264 CABAC support

+- H.264 loop filter support

+- H.264 CABAC support

 - nicer looking arrows for the motion vector vissualization

 - improved VCD support

 - audio timestamp drift compensation

-- mpeg2 YUV 422/444 support

+- MPEG-2 YUV 422/444 support

 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample

 - better image scaling

-- h261 support

+- H.261 support

 - correctly interleave packets during encoding

 - VIS optimized motion compensation

-- intra_dc_precission>0 encoding support

-- support reuse of motion vectors/mb types/field select values of the source video

+- intra_dc_precision>0 encoding support

+- support reuse of motion vectors/MB types/field select values of the source video

 - more accurate deblock filter

 - padding support

 - many optimizations and bugfixes

 version 0.4.8:

-- MPEG2 video encoding (Michael)

+- MPEG-2 video encoding (Michael)

 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)

 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson

   and Mario Brito)

@@ -125,230 +125,229 @@ version 0.4.8:

 version 0.4.7:

-- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from a mplayerhq

+- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq

   (originally from public domain player for Amiga at http://www.honeypot.net/audio)

-- Current version now also compiles with older GCC (Fabrice)

+- current version now also compiles with older GCC (Fabrice)

 - 4X multimedia playback system including 4xm file demuxer (Mike

   Melanson), and 4X video and audio codecs (Michael)

 - Creative YUV (CYUV) decoder (Mike Melanson)

 - FFV1 codec (our very simple lossless intra only codec, compresses much better

-  then huffyuv) (Michael)

-- ASV1 (Asus), H.264, Intel indeo3 codecs has been added (Various)

-- Tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with

+  than HuffYUV) (Michael)

+- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)

+- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with

   alpha support), JPEG YUV colorspace support. (Fabrice Bellard)

 - ffplay has been replaced with a newer version which uses SDL (optionally)

-  for multi platform support (fabrice)

+  for multiplatform support (Fabrice)

 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated

   by anonymous

 - AMR format has been added (Johannes Carlsson)

-- 3gp support has been added (Johannes Carlsson)

+- 3GP support has been added (Johannes Carlsson)

 - VP3 codec has been added (Mike Melanson)

 - more MPEG-1/2 fixes

-- Better Multi platform support, MS Visual Studio fixes (various)

-- Altivec optimizations (Magnus Damn and others)

+- better multiplatform support, MS Visual Studio fixes (various)

+- AltiVec optimizations (Magnus Damn and others)

 - SH4 processor support has been added (BERO)

-- New public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)

-- VOB Streaming support (Brian Foley)

-- Better MP3 Autodetection (Andriy Rysin)

+- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)

+- VOB streaming support (Brian Foley)

+- better MP3 autodetection (Andriy Rysin)

 - 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 - Michael)

+- 5 comparison functions for ME (Michael)

+- B-frame encoding speedup (Michael)

+- WMV2 codec (unfinished - Michael)

 - user specified diamond size for EPZS (Michael)

 - Playstation STR playback subsystem, still experimental (Mike and Michael)

 - ASV2 codec (Michael)

 - CLJR decoder (Alex)

-.. And lots more new enhances and fixes.

+.. And lots more new enhancements and fixes.

 version 0.4.6:

-- 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)

-- added Advanced Prediction Mode on H.263/H.263+ decoder. (Juanjo)

-- now we can decode H.263 streams found on QuickTime files. (Juanjo)

-- now we can decode H.263 streams found on VIVO v1 files.(Juanjo)

+- 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)

+- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)

+- now we can decode H.263 streams found in QuickTime files (Juanjo)

+- now we can decode H.263 streams found in VIVO v1 files(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 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

+- added MPEG-2 TS demuxer

 - new demux API for libav

 - more accurate and faster IDCT (Michael)

-- faster and entropy controlled motion search (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)

+- 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)

+- 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:

-- some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>).

-- many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>).

-- added configure system (actually a small shell script).

-- added mpeg audio layer 1/2/3 decoding using LGPL'ed mpglib by

+- some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>)

+- many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>)

+- added configure system (actually a small shell script)

+- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by

   Michael Hipp (temporary solution - waiting for integer only

-  decoder).

-- fixed VIDIOCSYNC interrupt.

-- added Intel H263 decoding support ('I263' avi fourCC)

-- added Real Video 1.0 decoding (needs further testing).

+  decoder)

+- fixed VIDIOCSYNC interrupt

+- added Intel H.263 decoding support ('I263' AVI fourCC)

+- added Real Video 1.0 decoding (needs further testing)

 - simplified image formats again. Added PGM format (=grey

   pgm). Renamed old PGM to PGMYUV.

-- fixed msmpeg4 slice issues (tell me if you still find problems).

-- fixed opendivx bugs with newer versions (added VOL header decoding).

-- added support for mplayer interface.

-- added macroblock skip optimization.

-- added MJPEG decoder.

-- added mmx/mmxext idct from libmpeg2.

+- fixed msmpeg4 slice issues (tell me if you still find problems)

+- fixed OpenDivX bugs with newer versions (added VOL header decoding)

+- added support for MPlayer interface

+- added macroblock skip optimization

+- added MJPEG decoder

+- added mmx/mmxext IDCT from libmpeg2

 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer

-  <celer@shell.scrypt.net>).

-- added pixel format convertion layer (e.g. for MJPEG or PPM).

-- added deinterlacing option.

-- mpeg1/2 fixes.

-- mpeg4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>).

-- ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).

-- Windows porting of file converter.

-- added MJPEG raw format (input/ouput).

-- added JPEG image format support (input/output).

+  <celer@shell.scrypt.net>)

+- added pixel format conversion layer (e.g. for MJPEG or PPM)

+- added deinterlacing option

+- MPEG-1/2 fixes

+- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>)

+- ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).

+- Windows porting of file converter

+- added MJPEG raw format (input/ouput)

+- added JPEG image format support (input/output)

 version 0.4.4:

 - fixed some std header definitions (Bjorn Lindgren

-  <bjorn.e.lindgren@telia.com>).

-- added mpeg demux (mpeg 1 and 2 compatible).

-- added ASF demux.

-- added prototype RM demux.

-- added AC3 decoding (done with libac3 by Aaron Holtzman).

-- added decoding codec parameter guessing (.e.g. for mpeg, because the

-  header does not include them).

-- fixed header generation in mpeg1, AVI and ASF mux : wmplayer can now

-  play them (only tested video).

-- fixed h263 white bug.

-- fixed phase rounding in img resample filter.

-- add mmx code for polyphase img resample filter.

-- added CPU autodetect.

-- added generic title/author/copyright/comment string handling (ASF and RM use them).

+  <bjorn.e.lindgren@telia.com>).

+- added MPEG demuxer (MPEG-1 and 2 compatible).

+- added ASF demuxer

+- added prototype RM demuxer

+- added AC3 decoding (done with libac3 by Aaron Holtzman)

+- added decoding codec parameter guessing (.e.g. for MPEG, because the

+  header does not include them)

+- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now

+  play them (only tested video)

+- fixed H.263 white bug

+- fixed phase rounding in img resample filter

+- add MMX code for polyphase img resample filter

+- added CPU autodetection

+- added generic title/author/copyright/comment string handling (ASF and RM

+  use them)

 - added SWF demux to extract MP3 track (not usable yet because no MP3

-  decoder).

-- added fractional frame rate support.

+  decoder)

+- added fractional frame rate support

 - codecs are no longer searched by read_header() (should fix ffserver

-  segfault).

+  segfault)

 version 0.4.3:

-- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>).

-- fixed raw yuv output.

-- added motion rounding support in MPEG4.

-- fixed motion bug rounding in MSMPEG4.

-- added B frame handling in video core.

-- added full MPEG1 decoding support.

-- added partial (frame only) MPEG2 support.

+- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>)

+- fixed raw yuv output

+- added motion rounding support in MPEG-4

+- fixed motion bug rounding in MSMPEG4

+- added B-frame handling in video core

+- added full MPEG-1 decoding support

+- added partial (frame only) MPEG-2 support

 - changed the FOURCC code for H.263 to "U263" to be able to see the

-+AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with

-this +codec ;) (JuanJo).

-- Halfpel motion estimation after mb type selection (JuanJo).

-- added pgm and .Y.U.V output format.

+  +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with

+  this +codec ;) (JuanJo).

+- Halfpel motion estimation after MB type selection (JuanJo)

+- added pgm and .Y.U.V output format

 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or

   output.

 - added pgmpipe I/O format (original patch from Martin Aumueller

-  <lists@reserv.at>, but changed completely since we use a format

-  instead of a protocol).

+  <lists@reserv.at>, but changed completely since we use a format

+  instead of a protocol)

 version 0.4.2:

-- added H263/MPEG4/MSMPEG4 decoding support. MPEG4 decoding support

-  (for openDIVX) is almost complete: 8x8 MVs and rounding are

+- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support

+  (for OpenDivX) is almost complete: 8x8 MVs and rounding are

   missing. MSMPEG4 support is complete.

-- added prototype MPEG1 decoder. Only I and P frames handled yet (it

-  can decode ffmpeg mpegs :-)).

+- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it

+  can decode ffmpeg MPEGs :-)).

 - added libavcodec API documentation (see apiexample.c).

 - fixed image polyphase bug (the bottom of some images could be

-  greenish).

+  greenish)

 - added support for non clipped motion vectors (decoding only)

-  and image sizes non multiple of 16.

-- added support for AC prediction (decoding only).

-- added file overwrite confirmation (can be disabled with -y).

-- Added custom size picture to H.263 using H.263+ (Juanjo).

+  and image sizes non-multiple of 16

+- added support for AC prediction (decoding only)

+- added file overwrite confirmation (can be disabled with -y)

+- added custom size picture to H.263 using H.263+ (Juanjo)

 version 0.4.1:

-- added MSMPEG4 (aka DIVX) compatible encoder. Changed default codec

-  of avi and asf to DIV3.

+- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec

+  of AVI and ASF to DIV3.

 - added -me option to set motion estimation method

   (default=log). suppressed redundant -hq option.

 - added options -acodec and -vcodec to force a given codec (useful for

-  AVI for example).

-- fixed -an option.

-- improved dct_quantize speed.

-- factorized some motion estimation code.

+  AVI for example)

+- fixed -an option

+- improved dct_quantize speed

+- factorized some motion estimation code

 version 0.4.0:

-- removing grab code from ffserver and moved it to ffmpeg. Added multi

-  stream support to ffmpeg.

+- removing grab code from ffserver and moved it to ffmpeg. Added

+  multistream support to ffmpeg.

 - added timeshifting support for live feeds (option ?date=xxx in the

-  URL).

+  URL)

 - added high quality image resize code with polyphase filter (need

   mmx/see optimisation). Enable multiple image size support in ffserver.

-- added multi live feed support in ffserver.

+- added multi live feed support in ffserver

 - suppressed master feature from ffserver (it should be done with an

   external program which opens the .ffm url and writes it to another

-  ffserver).

-- added preliminary support for video stream parsing (wav and avi half

-  done). Added proper support for audio/video file convertion in

+  ffserver)

+- added preliminary support for video stream parsing (WAV and AVI half

+  done). Added proper support for audio/video file conversion in

   ffmpeg.

-- added preliminary support for video file sending from ffserver.

-- redesigning I/O subsystem : now using URL based input and output

-  (see avio.h).

-- added wav format support.

-- added "tty user interface" to ffmpeg to stop grabbing gracefully.

-- added MMX/SSE optimizations to SAD (Sums of Absolutes Diferences)

-  (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>).

-- added MMX DCT from mpeg2_movie 1.5 (Juanjo).

-- added new motion estimation algorithms, log and phods (Juanjo).

-- changed directories : libav for format handling, libavcodec for

-  codecs.

+- added preliminary support for video file sending from ffserver

+- redesigning I/O subsystem: now using URL based input and output

+  (see avio.h)

+- added WAV format support

+- added "tty user interface" to ffmpeg to stop grabbing gracefully

+- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)

+  (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>)

+- added MMX DCT from mpeg2_movie 1.5 (Juanjo)

+- added new motion estimation algorithms, log and phods (Juanjo)

+- changed directories: libav for format handling, libavcodec for

+  codecs

 version 0.3.4:

-- added stereo in mpeg audio encoder.

+- added stereo in MPEG audio encoder

 version 0.3.3:

 - added 'high quality' mode which use motion vectors. It can be used in

   real time at low resolution.

 - fixed rounding problems which caused quality problems at high

-  bitrates and large gop size.

+  bitrates and large GOP size

 version 0.3.2: small fixes

-- asf fixes

+- ASF fixes

 - put_seek bug fix

 version 0.3.1: added avi/divx support

-- added avi support

-- added mpeg4 codec compatible with open divx. It is based on the h263

-  codec.

+- added AVI support

+- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec

 - added sound for flash format (not tested)

 version 0.3: initial public release