1 Entries are sorted chronologically from oldest to youngest within each release,
2 releases are sorted from youngest to oldest.
7 - WebM support in Matroska de/muxer
8 - low overhead Ogg muxing
10 - VP8 de/encoding via libvpx
11 - Demuxer for On2's IVF format
12 - Pictor/PC Paint decoder
14 - libfaad2 wrapper removed
15 - DTS-ES extension (XCh) decoding support
17 - RTSP tunneling over HTTP
18 - RTP depacketization of SVQ3
19 - -strict inofficial replaced by -strict unofficial
20 - ffplay -exitonkeydown and -exitonmousedown options added
21 - native GSM / GSM MS decoder
22 - RTP depacketization of QDM2
23 - ANSI/ASCII art playback system
24 - Lego Mindstorms RSO de/muxer
26 - SubRip subtitle file muxer and demuxer
27 - Chinese AVS encoding via libxavs
28 - ffprobe -show_packets option added
29 - RTP packetization of Theora and Vorbis
30 - RTP depacketization of MP4A-LATM
31 - RTP packetization and depacketization of VP8
33 - Apple HTTP Live Streaming demuxer
36 - G.722 ADPCM audio encoder/decoder
39 - frei0r wrapper filter
40 - change crop filter syntax to width:height:x:y
41 - make the crop filter accept parametric expressions
42 - make ffprobe accept AVFormatContext options
47 - PB-frame decoding for H.263
48 - deprecated vhook subsystem removed
49 - deprecated old scaler removed
51 - Alpha channel scaler
53 - RTP packetization of H.263
54 - RTP packetization of AMR
55 - RTP depacketization of Vorbis
56 - CorePNG decoding support
57 - Cook multichannel decoding support
58 - introduced avlanguage helpers in libavformat
59 - 8088flex TMV demuxer and decoder
60 - per-stream language-tags extraction in asfdec
61 - V210 decoder and encoder
62 - remaining GPL parts in AC-3 decoder converted to LGPL
64 - SoX native format muxer and demuxer
65 - AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
67 - Electronic Arts Madcow decoder
68 - DivX (XSUB) subtitle encoder
69 - nonfree libamr support for AMR-NB/WB decoding/encoding removed
70 - experimental AAC encoder
71 - RTP depacketization of ASF and RTSP from WMS servers
72 - RTMP support in libavformat
73 - noX handling for OPT_BOOL X options
75 - IEC-61937 compatible Muxer
77 - Bluray (PGS) subtitle decoder
78 - LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
80 - Core Audio Format demuxer
82 - MD STUDIO audio demuxer
83 - RF64 support in WAV demuxer
84 - MPEG-4 Audio Lossless Coding (ALS) decoder
85 - -formats option split into -formats, -codecs, -bsfs, and -protocols
87 - CDG demuxer and decoder
89 - Auravision Aura 1 and 2 decoders
90 - Deluxe Paint Animation playback system
92 - Adobe Filmstrip muxer and demuxer
93 - RTP depacketization of H.263
94 - Bink demuxer and audio/video decoders
95 - enable symbol versioning by default for linkers that support it
96 - IFF PBM/ILBM bitmap decoder
99 - RTP depacketization of AMR
105 - Kega Game Video (KGV1) decoder
106 - VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
107 - RTP depacketization of Theora
108 - HTTP Digest authentication
109 - RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
110 - Psygnosis YOP demuxer and video decoder
111 - spectral extension support in the E-AC-3 decoder
112 - unsharp video filter
113 - RTP hinting in the mov/3gp/mp4 muxer
114 - Dirac in Ogg demuxing
115 - seek to keyframes in Ogg
116 - 4:2:2 and 4:4:4 Theora decoding
117 - 35% faster VP3/Theora decoding
118 - faster AAC decoding
119 - faster H.264 decoding
120 - RealAudio 1.0 (14.4K) encoder
125 - DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
126 - TechSmith Camtasia (TSCC) video decoder
127 - IBM Ultimotion (ULTI) video decoder
128 - Sierra Online audio file demuxer and decoder
129 - Apple QuickDraw (qdrw) video decoder
130 - Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
131 - Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
132 - Miro VideoXL (VIXL) video decoder
133 - H.261 video encoder
135 - Nullsoft Video (NSV) file demuxer
136 - Shorten audio decoder
138 - Apple Lossless Audio Codec (ALAC) decoder
139 - Winnov WNV1 video decoder
140 - Autodesk Animator Studio Codec (AASC) decoder
141 - Indeo 2 video decoder
142 - Fraps FPS1 video decoder
143 - Snow video encoder/decoder
144 - Sonic audio encoder/decoder
145 - Vorbis audio decoder
146 - Macromedia ADPCM decoder
147 - Duck TrueMotion 2 video decoder
148 - support for decoding FLX and DTA extensions in FLIC files
149 - H.264 custom quantization matrices support
150 - ffserver fixed, it should now be usable again
152 - Real Cooker audio decoder
153 - TrueSpeech audio decoder
154 - WMA2 audio decoder fixed, now all files should play correctly
155 - RealAudio 14.4 and 28.8 decoders fixed
157 - build system improvements
158 - tabs and trailing whitespace removed from the codebase
159 - CamStudio video decoder
160 - AIFF/AIFF-C audio format, encoding and decoding
161 - ADTS AAC file reading and writing
162 - Creative VOC file reading and writing
163 - American Laser Games multimedia (*.mm) playback system
164 - Zip Motion Blocks Video decoder
165 - improved Theora/VP3 decoder
166 - True Audio (TTA) decoder
167 - AVS demuxer and video decoder
169 - Smacker demuxer and decoder
170 - NuppelVideo/MythTV demuxer and RTjpeg decoder
172 - MPEG-2 intra VLC support
173 - MPEG-2 4:2:2 encoder
174 - Flash Screen Video decoder
176 - Chinese AVS decoder
179 - VC-1/WMV3/WMV9 video decoder
182 - VMware video decoder
185 - WavPack lossless audio decoder
186 - Targa (.TGA) picture decoder
187 - Vorbis audio encoder
188 - Delphine Software .cin demuxer/audio and video decoder
189 - Tiertex .seq demuxer/video decoder
191 - TIFF picture encoder and decoder
192 - GIF picture decoder
193 - Intel Music Coder decoder
194 - Zip Motion Blocks Video encoder
196 - Flash Screen Video encoder
197 - Theora encoding via libtheora
200 - GSM-MS encoder and decoder
202 - DXA demuxer and decoder
204 - Gamecube movie (.THP) playback system
205 - Blackfin optimizations
206 - Interplay C93 demuxer and video decoder
207 - Bethsoft VID demuxer and video decoder
210 - V.Flash PTX decoder
211 - RoQ muxer, RoQ audio encoder
212 - Renderware TXD demuxer and decoder
213 - extern C declarations for C++ removed from headers
214 - sws_flags command line option
218 - OS/2 support removed and restored again
221 - additional SPARC (VIS) optimizations
223 - slice-based parallel H.264 decoding
224 - Monkey's Audio demuxer and decoder
225 - AMV audio and video decoder
227 - H.264 PAFF decoding
228 - Nellymoser ASAO decoder
229 - Beam Software SIFF demuxer and decoder
230 - libvorbis Vorbis decoding removed in favor of native decoder
231 - IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
232 - Ogg (Theora, Vorbis and FLAC) muxer
233 - The "device" muxers and demuxers are now in a new libavdevice library
234 - PC Paintbrush PCX decoder
235 - Sun Rasterfile decoder
236 - TechnoTrend PVA demuxer
237 - Linux Media Labs MPEG-4 (LMLM4) demuxer
238 - AVM2 (Flash 9) SWF muxer
239 - QT variant of IMA ADPCM encoder
241 - iPod/iPhone compatible mp4 muxer
243 - MSN TCP Webcam stream demuxer
244 - RL2 demuxer / decoder
247 - non-recursive Makefiles
249 - MAXIS EA XA (.xa) demuxer / decoder
253 - Electronic Arts CMV decoder
254 - Motion Pixels Video decoder
255 - Motion Pixels MVI demuxer
256 - removed animated GIF decoder/demuxer
257 - D-Cinema audio muxer
258 - Electronic Arts TGV decoder
259 - Apple Lossless Audio Codec (ALAC) encoder
261 - floating point PCM encoder/decoder
263 - DV100 AKA DVCPRO HD decoder and demuxer
264 - E-AC-3 support added to AC-3 decoder
265 - Nellymoser ASAO encoder
266 - ASS and SSA demuxer and muxer
267 - liba52 wrapper removed
268 - SVQ3 watermark decoding support
269 - Speex decoding via libspeex
270 - Electronic Arts TGQ decoder
272 - QCELP / PureVoice decoder
274 - hybrid WavPack support
275 - R3D REDCODE demuxer
276 - ALSA support for playback and record
277 - Electronic Arts TQI decoder
278 - OpenJPEG based JPEG 2000 decoder
279 - NC (NC4600) camera file demuxer
280 - Gopher client support
282 - generic metadata API
287 - DV encoder, DV muxer
288 - Microsoft RLE video decoder
289 - Microsoft Video-1 decoder
290 - Apple Animation (RLE) decoder
291 - Apple Graphics (SMC) decoder
292 - Apple Video (RPZA) decoder
294 - Sega FILM (CPK) file demuxer
295 - Westwood multimedia support (VQA & AUD files)
296 - Id Quake II CIN playback support
298 - FLIC playback support
299 - RealVideo 2.0 (RV20) decoder
300 - Duck TrueMotion v1 (DUCK) video decoder
301 - Sierra VMD demuxer and video decoder
302 - MSZH and ZLIB decoder support
306 - rate distortion optimal cbp support
307 - rate distorted optimal ac prediction for MPEG-4
308 - rate distorted optimal lambda->qp support
309 - AAC encoding with libfaac
310 - Sunplus JPEG codec (SP5X) support
311 - use Lagrange multipler instead of QP for ratecontrol
312 - Theora/VP3 decoding support
313 - XA and ADX ADPCM codecs
314 - export MPEG-2 active display area / pan scan
315 - Add support for configuring with IBM XLC
316 - floating point AAN DCT
317 - initial support for zygo video (not complete)
319 - new audio/video parser API
321 - av_read_frame() and av_seek_frame() support
322 - missing last frame fixes
323 - seek by mouse in ffplay
324 - noise reduction of DCT coefficients
325 - H.263 OBMC & 4MV support
326 - H.263 alternative inter vlc support
328 - H.263 slice structured mode
329 - interlaced DCT support for MPEG-2 encoding
330 - stuffing to stay above min_bitrate
331 - MB type & QP visualization
332 - frame stepping for ffplay
333 - interlaced motion estimation
334 - alternate scantable support
335 - SVCD scan offset support
338 - quantizer noise shaping
339 - G.726 ADPCM audio codec
341 - multithreaded/SMP motion estimation
342 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
343 - multithreaded/SMP decoding for MPEG-2
345 - Metrowerks CodeWarrior suppport
346 - H.263+ custom pcf support
347 - nicer output for 'ffmpeg -formats'
349 - SGI image format, encoding and decoding
350 - H.264 loop filter support
351 - H.264 CABAC support
352 - nicer looking arrows for the motion vector visualization
353 - improved VCD support
354 - audio timestamp drift compensation
355 - MPEG-2 YUV 422/444 support
356 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
357 - better image scaling
359 - correctly interleave packets during encoding
360 - VIS optimized motion compensation
361 - intra_dc_precision>0 encoding support
362 - support reuse of motion vectors/MB types/field select values of the source video
363 - more accurate deblock filter
365 - many optimizations and bugfixes
366 - FunCom ISS audio file demuxer and according ADPCM decoding
371 - MPEG-2 video encoding (Michael)
372 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
373 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
375 - Xan DPCM audio decoder (Mario Brito)
376 - Interplay MVE playback subsystem (Mike Melanson)
377 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
382 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
383 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
384 - current version now also compiles with older GCC (Fabrice)
385 - 4X multimedia playback system including 4xm file demuxer (Mike
386 Melanson), and 4X video and audio codecs (Michael)
387 - Creative YUV (CYUV) decoder (Mike Melanson)
388 - FFV1 codec (our very simple lossless intra only codec, compresses much better
389 than HuffYUV) (Michael)
390 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
391 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
392 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
393 - ffplay has been replaced with a newer version which uses SDL (optionally)
394 for multiplatform support (Fabrice)
395 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
397 - AMR format has been added (Johannes Carlsson)
398 - 3GP support has been added (Johannes Carlsson)
399 - VP3 codec has been added (Mike Melanson)
400 - more MPEG-1/2 fixes
401 - better multiplatform support, MS Visual Studio fixes (various)
402 - AltiVec optimizations (Magnus Damn and others)
403 - SH4 processor support has been added (BERO)
404 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
405 - VOB streaming support (Brian Foley)
406 - better MP3 autodetection (Andriy Rysin)
407 - qpel encoding (Michael)
408 - 4mv+b frames encoding finally fixed (Michael)
409 - chroma ME (Michael)
410 - 5 comparison functions for ME (Michael)
411 - B-frame encoding speedup (Michael)
412 - WMV2 codec (unfinished - Michael)
413 - user specified diamond size for EPZS (Michael)
414 - Playstation STR playback subsystem, still experimental (Mike and Michael)
415 - ASV2 codec (Michael)
416 - CLJR decoder (Alex)
418 .. And lots more new enhancements and fixes.
423 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
425 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
426 - fix quantization bug in AC3 encoder
427 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
428 - added prototype ffplay program
429 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
430 - bug fix on MCBPC tables of H.263 (Juanjo)
431 - bug fix on DC coefficients of H.263 (Juanjo)
432 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
433 - now we can decode H.263 streams found in QuickTime files (Juanjo)
434 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
435 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
436 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
437 - now H.263 picture size is returned on the first decoded frame (Juanjo)
438 - added first regression tests
439 - added MPEG-2 TS demuxer
440 - new demux API for libav
441 - more accurate and faster IDCT (Michael)
442 - faster and entropy-controlled motion search (Michael)
443 - two pass video encoding (Michael)
444 - new video rate control (Michael)
445 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
446 - great performance improvement of video encoders and decoders (Michael)
447 - new and faster bit readers and vlc parsers (Michael)
448 - high quality encoding mode: tries all macroblock/VLC types (Michael)
449 - added DV video decoder
450 - preliminary RTP/RTSP support in ffserver and libavformat
451 - H.263+ AIC decoding/encoding support (Juanjo)
452 - VCD MPEG-PS mode (Juanjo)
453 - PSNR stuff (Juanjo)
454 - simple stats output (Juanjo)
455 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
460 - some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
461 - many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
462 - added configure system (actually a small shell script)
463 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
464 Michael Hipp (temporary solution - waiting for integer only
466 - fixed VIDIOCSYNC interrupt
467 - added Intel H.263 decoding support ('I263' AVI fourCC)
468 - added Real Video 1.0 decoding (needs further testing)
469 - simplified image formats again. Added PGM format (=grey
470 pgm). Renamed old PGM to PGMYUV.
471 - fixed msmpeg4 slice issues (tell me if you still find problems)
472 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
473 - added support for MPlayer interface
474 - added macroblock skip optimization
475 - added MJPEG decoder
476 - added mmx/mmxext IDCT from libmpeg2
477 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
478 <celer at shell.scrypt.net>)
479 - added pixel format conversion layer (e.g. for MJPEG or PPM)
480 - added deinterlacing option
482 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
483 - ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
484 - Windows porting of file converter
485 - added MJPEG raw format (input/ouput)
486 - added JPEG image format support (input/output)
491 - fixed some std header definitions (Bjorn Lindgren
492 <bjorn.e.lindgren at telia.com>).
493 - added MPEG demuxer (MPEG-1 and 2 compatible).
495 - added prototype RM demuxer
496 - added AC3 decoding (done with libac3 by Aaron Holtzman)
497 - added decoding codec parameter guessing (.e.g. for MPEG, because the
498 header does not include them)
499 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
500 play them (only tested video)
501 - fixed H.263 white bug
502 - fixed phase rounding in img resample filter
503 - add MMX code for polyphase img resample filter
504 - added CPU autodetection
505 - added generic title/author/copyright/comment string handling (ASF and RM
507 - added SWF demux to extract MP3 track (not usable yet because no MP3
509 - added fractional frame rate support
510 - codecs are no longer searched by read_header() (should fix ffserver
516 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
517 - fixed raw yuv output
518 - added motion rounding support in MPEG-4
519 - fixed motion bug rounding in MSMPEG4
520 - added B-frame handling in video core
521 - added full MPEG-1 decoding support
522 - added partial (frame only) MPEG-2 support
523 - changed the FOURCC code for H.263 to "U263" to be able to see the
524 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
525 this +codec ;) (JuanJo).
526 - Halfpel motion estimation after MB type selection (JuanJo)
527 - added pgm and .Y.U.V output format
528 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
530 - added pgmpipe I/O format (original patch from Martin Aumueller
531 <lists at reserv.at>, but changed completely since we use a format
532 instead of a protocol)
537 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
538 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
539 missing. MSMPEG4 support is complete.
540 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
541 can decode ffmpeg MPEGs :-)).
542 - added libavcodec API documentation (see apiexample.c).
543 - fixed image polyphase bug (the bottom of some images could be
545 - added support for non clipped motion vectors (decoding only)
546 and image sizes non-multiple of 16
547 - added support for AC prediction (decoding only)
548 - added file overwrite confirmation (can be disabled with -y)
549 - added custom size picture to H.263 using H.263+ (Juanjo)
554 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
555 of AVI and ASF to DIV3.
556 - added -me option to set motion estimation method
557 (default=log). suppressed redundant -hq option.
558 - added options -acodec and -vcodec to force a given codec (useful for
561 - improved dct_quantize speed
562 - factorized some motion estimation code
567 - removing grab code from ffserver and moved it to ffmpeg. Added
568 multistream support to ffmpeg.
569 - added timeshifting support for live feeds (option ?date=xxx in the
571 - added high quality image resize code with polyphase filter (need
572 mmx/see optimization). Enable multiple image size support in ffserver.
573 - added multi live feed support in ffserver
574 - suppressed master feature from ffserver (it should be done with an
575 external program which opens the .ffm url and writes it to another
577 - added preliminary support for video stream parsing (WAV and AVI half
578 done). Added proper support for audio/video file conversion in
580 - added preliminary support for video file sending from ffserver
581 - redesigning I/O subsystem: now using URL based input and output
583 - added WAV format support
584 - added "tty user interface" to ffmpeg to stop grabbing gracefully
585 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
586 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
587 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
588 - added new motion estimation algorithms, log and phods (Juanjo)
589 - changed directories: libav for format handling, libavcodec for
595 - added stereo in MPEG audio encoder
600 - added 'high quality' mode which use motion vectors. It can be used in
601 real time at low resolution.
602 - fixed rounding problems which caused quality problems at high
603 bitrates and large GOP size
606 version 0.3.2: small fixes
612 version 0.3.1: added avi/divx support
615 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
616 - added sound for flash format (not tested)
619 version 0.3: initial public release