version <next>
+- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
- TechSmith Camtasia (TSCC) video decoder
- IBM Ultimotion (ULTI) video decoder
- Sierra Online audio file demuxer and decoder
- Apple QuickDraw (qdrw) video decoder
-- Creative ADPCM audio decoder
+- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
- Miro VideoXL (VIXL) video decoder
- H.261 video encoder
- 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 encoder/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 decoder
-- wma2 fixed, now all files should be decodeable
+- Real Cooker audio decoder
+- TrueSpeech audio decoder
+- WMA2 audio decoder fixed, now all files should play correctly
+- RealAudio 14.4 and 28.8 decoders fixed
+- JPEG-LS encoder and decoder
+- CamStudio video decoder
+- build system improvements
+- tabs and trailing whitespace removed from the codebase
+- AIFF/AIFF-C audio format, encoding and decoding
+- ADTS AAC file reading and writing
+- Creative VOC file reading and writing
+- American Laser Games multimedia (*.mm) playback system
+- Zip Blocks Motion Video decoder
+- Improved Theora/VP3 decoder
+- True Audio (TTA) decoder
+- AVS demuxer and video decoder
+- Smacker demuxer and decoder
+- NuppelVideo/MythTV demuxer and RTjpeg decoder
+- KMVC decoder
+- MPEG-2 intra vlc support
+- MPEG-2 4:2:2 encoder
+- Flash Screen Video decoder
+- GXF demuxer
+- Chinese AVS decoder
+- GXF muxer
+- MXF demuxer
+- VC-1/WMV3/WMV9 video decoder
+- MacIntel support
+- AVISynth support
+- VMware video decoder
+- VP5 video decoder
+- VP6 video decoder
+- WavPack lossless audio decoder
+- Targa (.TGA) picture decoder
+- Delphine Software .cin demuxer/audio and video decoder
+- Tiertex .seq demuxer/video decoder
+- MTV demuxer
+- TIFF picture decoder
+- GIF picture decoder
+- Intel Music decoder
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)
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