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
45 - Demuxer for Leitch/Harris' VR native stream format (LXF)
46 - RTP depacketization of the X-QT QuickTime format
47 - SAP (Session Announcement Protocol, RFC 2974) muxer and demuxer
49 - ffmpeg -crop* options removed
54 - PB-frame decoding for H.263
55 - deprecated vhook subsystem removed
56 - deprecated old scaler removed
58 - Alpha channel scaler
60 - RTP packetization of H.263
61 - RTP packetization of AMR
62 - RTP depacketization of Vorbis
63 - CorePNG decoding support
64 - Cook multichannel decoding support
65 - introduced avlanguage helpers in libavformat
66 - 8088flex TMV demuxer and decoder
67 - per-stream language-tags extraction in asfdec
68 - V210 decoder and encoder
69 - remaining GPL parts in AC-3 decoder converted to LGPL
71 - SoX native format muxer and demuxer
72 - AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
74 - Electronic Arts Madcow decoder
75 - DivX (XSUB) subtitle encoder
76 - nonfree libamr support for AMR-NB/WB decoding/encoding removed
77 - experimental AAC encoder
78 - RTP depacketization of ASF and RTSP from WMS servers
79 - RTMP support in libavformat
80 - noX handling for OPT_BOOL X options
82 - IEC-61937 compatible Muxer
84 - Bluray (PGS) subtitle decoder
85 - LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
87 - Core Audio Format demuxer
89 - MD STUDIO audio demuxer
90 - RF64 support in WAV demuxer
91 - MPEG-4 Audio Lossless Coding (ALS) decoder
92 - -formats option split into -formats, -codecs, -bsfs, and -protocols
94 - CDG demuxer and decoder
96 - Auravision Aura 1 and 2 decoders
97 - Deluxe Paint Animation playback system
99 - Adobe Filmstrip muxer and demuxer
100 - RTP depacketization of H.263
101 - Bink demuxer and audio/video decoders
102 - enable symbol versioning by default for linkers that support it
103 - IFF PBM/ILBM bitmap decoder
106 - RTP depacketization of AMR
112 - Kega Game Video (KGV1) decoder
113 - VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
114 - RTP depacketization of Theora
115 - HTTP Digest authentication
116 - RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
117 - Psygnosis YOP demuxer and video decoder
118 - spectral extension support in the E-AC-3 decoder
119 - unsharp video filter
120 - RTP hinting in the mov/3gp/mp4 muxer
121 - Dirac in Ogg demuxing
122 - seek to keyframes in Ogg
123 - 4:2:2 and 4:4:4 Theora decoding
124 - 35% faster VP3/Theora decoding
125 - faster AAC decoding
126 - faster H.264 decoding
127 - RealAudio 1.0 (14.4K) encoder
132 - DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
133 - TechSmith Camtasia (TSCC) video decoder
134 - IBM Ultimotion (ULTI) video decoder
135 - Sierra Online audio file demuxer and decoder
136 - Apple QuickDraw (qdrw) video decoder
137 - Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
138 - Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
139 - Miro VideoXL (VIXL) video decoder
140 - H.261 video encoder
142 - Nullsoft Video (NSV) file demuxer
143 - Shorten audio decoder
145 - Apple Lossless Audio Codec (ALAC) decoder
146 - Winnov WNV1 video decoder
147 - Autodesk Animator Studio Codec (AASC) decoder
148 - Indeo 2 video decoder
149 - Fraps FPS1 video decoder
150 - Snow video encoder/decoder
151 - Sonic audio encoder/decoder
152 - Vorbis audio decoder
153 - Macromedia ADPCM decoder
154 - Duck TrueMotion 2 video decoder
155 - support for decoding FLX and DTA extensions in FLIC files
156 - H.264 custom quantization matrices support
157 - ffserver fixed, it should now be usable again
159 - Real Cooker audio decoder
160 - TrueSpeech audio decoder
161 - WMA2 audio decoder fixed, now all files should play correctly
162 - RealAudio 14.4 and 28.8 decoders fixed
164 - build system improvements
165 - tabs and trailing whitespace removed from the codebase
166 - CamStudio video decoder
167 - AIFF/AIFF-C audio format, encoding and decoding
168 - ADTS AAC file reading and writing
169 - Creative VOC file reading and writing
170 - American Laser Games multimedia (*.mm) playback system
171 - Zip Motion Blocks Video decoder
172 - improved Theora/VP3 decoder
173 - True Audio (TTA) decoder
174 - AVS demuxer and video decoder
176 - Smacker demuxer and decoder
177 - NuppelVideo/MythTV demuxer and RTjpeg decoder
179 - MPEG-2 intra VLC support
180 - MPEG-2 4:2:2 encoder
181 - Flash Screen Video decoder
183 - Chinese AVS decoder
186 - VC-1/WMV3/WMV9 video decoder
189 - VMware video decoder
192 - WavPack lossless audio decoder
193 - Targa (.TGA) picture decoder
194 - Vorbis audio encoder
195 - Delphine Software .cin demuxer/audio and video decoder
196 - Tiertex .seq demuxer/video decoder
198 - TIFF picture encoder and decoder
199 - GIF picture decoder
200 - Intel Music Coder decoder
201 - Zip Motion Blocks Video encoder
203 - Flash Screen Video encoder
204 - Theora encoding via libtheora
207 - GSM-MS encoder and decoder
209 - DXA demuxer and decoder
211 - Gamecube movie (.THP) playback system
212 - Blackfin optimizations
213 - Interplay C93 demuxer and video decoder
214 - Bethsoft VID demuxer and video decoder
217 - V.Flash PTX decoder
218 - RoQ muxer, RoQ audio encoder
219 - Renderware TXD demuxer and decoder
220 - extern C declarations for C++ removed from headers
221 - sws_flags command line option
225 - OS/2 support removed and restored again
228 - additional SPARC (VIS) optimizations
230 - slice-based parallel H.264 decoding
231 - Monkey's Audio demuxer and decoder
232 - AMV audio and video decoder
234 - H.264 PAFF decoding
235 - Nellymoser ASAO decoder
236 - Beam Software SIFF demuxer and decoder
237 - libvorbis Vorbis decoding removed in favor of native decoder
238 - IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
239 - Ogg (Theora, Vorbis and FLAC) muxer
240 - The "device" muxers and demuxers are now in a new libavdevice library
241 - PC Paintbrush PCX decoder
242 - Sun Rasterfile decoder
243 - TechnoTrend PVA demuxer
244 - Linux Media Labs MPEG-4 (LMLM4) demuxer
245 - AVM2 (Flash 9) SWF muxer
246 - QT variant of IMA ADPCM encoder
248 - iPod/iPhone compatible mp4 muxer
250 - MSN TCP Webcam stream demuxer
251 - RL2 demuxer / decoder
254 - non-recursive Makefiles
256 - MAXIS EA XA (.xa) demuxer / decoder
260 - Electronic Arts CMV decoder
261 - Motion Pixels Video decoder
262 - Motion Pixels MVI demuxer
263 - removed animated GIF decoder/demuxer
264 - D-Cinema audio muxer
265 - Electronic Arts TGV decoder
266 - Apple Lossless Audio Codec (ALAC) encoder
268 - floating point PCM encoder/decoder
270 - DV100 AKA DVCPRO HD decoder and demuxer
271 - E-AC-3 support added to AC-3 decoder
272 - Nellymoser ASAO encoder
273 - ASS and SSA demuxer and muxer
274 - liba52 wrapper removed
275 - SVQ3 watermark decoding support
276 - Speex decoding via libspeex
277 - Electronic Arts TGQ decoder
279 - QCELP / PureVoice decoder
281 - hybrid WavPack support
282 - R3D REDCODE demuxer
283 - ALSA support for playback and record
284 - Electronic Arts TQI decoder
285 - OpenJPEG based JPEG 2000 decoder
286 - NC (NC4600) camera file demuxer
287 - Gopher client support
289 - generic metadata API
294 - DV encoder, DV muxer
295 - Microsoft RLE video decoder
296 - Microsoft Video-1 decoder
297 - Apple Animation (RLE) decoder
298 - Apple Graphics (SMC) decoder
299 - Apple Video (RPZA) decoder
301 - Sega FILM (CPK) file demuxer
302 - Westwood multimedia support (VQA & AUD files)
303 - Id Quake II CIN playback support
305 - FLIC playback support
306 - RealVideo 2.0 (RV20) decoder
307 - Duck TrueMotion v1 (DUCK) video decoder
308 - Sierra VMD demuxer and video decoder
309 - MSZH and ZLIB decoder support
313 - rate distortion optimal cbp support
314 - rate distorted optimal ac prediction for MPEG-4
315 - rate distorted optimal lambda->qp support
316 - AAC encoding with libfaac
317 - Sunplus JPEG codec (SP5X) support
318 - use Lagrange multipler instead of QP for ratecontrol
319 - Theora/VP3 decoding support
320 - XA and ADX ADPCM codecs
321 - export MPEG-2 active display area / pan scan
322 - Add support for configuring with IBM XLC
323 - floating point AAN DCT
324 - initial support for zygo video (not complete)
326 - new audio/video parser API
328 - av_read_frame() and av_seek_frame() support
329 - missing last frame fixes
330 - seek by mouse in ffplay
331 - noise reduction of DCT coefficients
332 - H.263 OBMC & 4MV support
333 - H.263 alternative inter vlc support
335 - H.263 slice structured mode
336 - interlaced DCT support for MPEG-2 encoding
337 - stuffing to stay above min_bitrate
338 - MB type & QP visualization
339 - frame stepping for ffplay
340 - interlaced motion estimation
341 - alternate scantable support
342 - SVCD scan offset support
345 - quantizer noise shaping
346 - G.726 ADPCM audio codec
348 - multithreaded/SMP motion estimation
349 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
350 - multithreaded/SMP decoding for MPEG-2
352 - Metrowerks CodeWarrior suppport
353 - H.263+ custom pcf support
354 - nicer output for 'ffmpeg -formats'
356 - SGI image format, encoding and decoding
357 - H.264 loop filter support
358 - H.264 CABAC support
359 - nicer looking arrows for the motion vector visualization
360 - improved VCD support
361 - audio timestamp drift compensation
362 - MPEG-2 YUV 422/444 support
363 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
364 - better image scaling
366 - correctly interleave packets during encoding
367 - VIS optimized motion compensation
368 - intra_dc_precision>0 encoding support
369 - support reuse of motion vectors/MB types/field select values of the source video
370 - more accurate deblock filter
372 - many optimizations and bugfixes
373 - FunCom ISS audio file demuxer and according ADPCM decoding
378 - MPEG-2 video encoding (Michael)
379 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
380 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
382 - Xan DPCM audio decoder (Mario Brito)
383 - Interplay MVE playback subsystem (Mike Melanson)
384 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
389 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
390 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
391 - current version now also compiles with older GCC (Fabrice)
392 - 4X multimedia playback system including 4xm file demuxer (Mike
393 Melanson), and 4X video and audio codecs (Michael)
394 - Creative YUV (CYUV) decoder (Mike Melanson)
395 - FFV1 codec (our very simple lossless intra only codec, compresses much better
396 than HuffYUV) (Michael)
397 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
398 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
399 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
400 - ffplay has been replaced with a newer version which uses SDL (optionally)
401 for multiplatform support (Fabrice)
402 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
404 - AMR format has been added (Johannes Carlsson)
405 - 3GP support has been added (Johannes Carlsson)
406 - VP3 codec has been added (Mike Melanson)
407 - more MPEG-1/2 fixes
408 - better multiplatform support, MS Visual Studio fixes (various)
409 - AltiVec optimizations (Magnus Damn and others)
410 - SH4 processor support has been added (BERO)
411 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
412 - VOB streaming support (Brian Foley)
413 - better MP3 autodetection (Andriy Rysin)
414 - qpel encoding (Michael)
415 - 4mv+b frames encoding finally fixed (Michael)
416 - chroma ME (Michael)
417 - 5 comparison functions for ME (Michael)
418 - B-frame encoding speedup (Michael)
419 - WMV2 codec (unfinished - Michael)
420 - user specified diamond size for EPZS (Michael)
421 - Playstation STR playback subsystem, still experimental (Mike and Michael)
422 - ASV2 codec (Michael)
423 - CLJR decoder (Alex)
425 .. And lots more new enhancements and fixes.
430 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
432 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
433 - fix quantization bug in AC3 encoder
434 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
435 - added prototype ffplay program
436 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
437 - bug fix on MCBPC tables of H.263 (Juanjo)
438 - bug fix on DC coefficients of H.263 (Juanjo)
439 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
440 - now we can decode H.263 streams found in QuickTime files (Juanjo)
441 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
442 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
443 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
444 - now H.263 picture size is returned on the first decoded frame (Juanjo)
445 - added first regression tests
446 - added MPEG-2 TS demuxer
447 - new demux API for libav
448 - more accurate and faster IDCT (Michael)
449 - faster and entropy-controlled motion search (Michael)
450 - two pass video encoding (Michael)
451 - new video rate control (Michael)
452 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
453 - great performance improvement of video encoders and decoders (Michael)
454 - new and faster bit readers and vlc parsers (Michael)
455 - high quality encoding mode: tries all macroblock/VLC types (Michael)
456 - added DV video decoder
457 - preliminary RTP/RTSP support in ffserver and libavformat
458 - H.263+ AIC decoding/encoding support (Juanjo)
459 - VCD MPEG-PS mode (Juanjo)
460 - PSNR stuff (Juanjo)
461 - simple stats output (Juanjo)
462 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
467 - some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
468 - many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
469 - added configure system (actually a small shell script)
470 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
471 Michael Hipp (temporary solution - waiting for integer only
473 - fixed VIDIOCSYNC interrupt
474 - added Intel H.263 decoding support ('I263' AVI fourCC)
475 - added Real Video 1.0 decoding (needs further testing)
476 - simplified image formats again. Added PGM format (=grey
477 pgm). Renamed old PGM to PGMYUV.
478 - fixed msmpeg4 slice issues (tell me if you still find problems)
479 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
480 - added support for MPlayer interface
481 - added macroblock skip optimization
482 - added MJPEG decoder
483 - added mmx/mmxext IDCT from libmpeg2
484 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
485 <celer at shell.scrypt.net>)
486 - added pixel format conversion layer (e.g. for MJPEG or PPM)
487 - added deinterlacing option
489 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
490 - ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
491 - Windows porting of file converter
492 - added MJPEG raw format (input/ouput)
493 - added JPEG image format support (input/output)
498 - fixed some std header definitions (Bjorn Lindgren
499 <bjorn.e.lindgren at telia.com>).
500 - added MPEG demuxer (MPEG-1 and 2 compatible).
502 - added prototype RM demuxer
503 - added AC3 decoding (done with libac3 by Aaron Holtzman)
504 - added decoding codec parameter guessing (.e.g. for MPEG, because the
505 header does not include them)
506 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
507 play them (only tested video)
508 - fixed H.263 white bug
509 - fixed phase rounding in img resample filter
510 - add MMX code for polyphase img resample filter
511 - added CPU autodetection
512 - added generic title/author/copyright/comment string handling (ASF and RM
514 - added SWF demux to extract MP3 track (not usable yet because no MP3
516 - added fractional frame rate support
517 - codecs are no longer searched by read_header() (should fix ffserver
523 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
524 - fixed raw yuv output
525 - added motion rounding support in MPEG-4
526 - fixed motion bug rounding in MSMPEG4
527 - added B-frame handling in video core
528 - added full MPEG-1 decoding support
529 - added partial (frame only) MPEG-2 support
530 - changed the FOURCC code for H.263 to "U263" to be able to see the
531 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
532 this +codec ;) (JuanJo).
533 - Halfpel motion estimation after MB type selection (JuanJo)
534 - added pgm and .Y.U.V output format
535 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
537 - added pgmpipe I/O format (original patch from Martin Aumueller
538 <lists at reserv.at>, but changed completely since we use a format
539 instead of a protocol)
544 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
545 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
546 missing. MSMPEG4 support is complete.
547 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
548 can decode ffmpeg MPEGs :-)).
549 - added libavcodec API documentation (see apiexample.c).
550 - fixed image polyphase bug (the bottom of some images could be
552 - added support for non clipped motion vectors (decoding only)
553 and image sizes non-multiple of 16
554 - added support for AC prediction (decoding only)
555 - added file overwrite confirmation (can be disabled with -y)
556 - added custom size picture to H.263 using H.263+ (Juanjo)
561 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
562 of AVI and ASF to DIV3.
563 - added -me option to set motion estimation method
564 (default=log). suppressed redundant -hq option.
565 - added options -acodec and -vcodec to force a given codec (useful for
568 - improved dct_quantize speed
569 - factorized some motion estimation code
574 - removing grab code from ffserver and moved it to ffmpeg. Added
575 multistream support to ffmpeg.
576 - added timeshifting support for live feeds (option ?date=xxx in the
578 - added high quality image resize code with polyphase filter (need
579 mmx/see optimization). Enable multiple image size support in ffserver.
580 - added multi live feed support in ffserver
581 - suppressed master feature from ffserver (it should be done with an
582 external program which opens the .ffm url and writes it to another
584 - added preliminary support for video stream parsing (WAV and AVI half
585 done). Added proper support for audio/video file conversion in
587 - added preliminary support for video file sending from ffserver
588 - redesigning I/O subsystem: now using URL based input and output
590 - added WAV format support
591 - added "tty user interface" to ffmpeg to stop grabbing gracefully
592 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
593 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
594 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
595 - added new motion estimation algorithms, log and phods (Juanjo)
596 - changed directories: libav for format handling, libavcodec for
602 - added stereo in MPEG audio encoder
607 - added 'high quality' mode which use motion vectors. It can be used in
608 real time at low resolution.
609 - fixed rounding problems which caused quality problems at high
610 bitrates and large GOP size
613 version 0.3.2: small fixes
619 version 0.3.1: added avi/divx support
622 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
623 - added sound for flash format (not tested)
626 version 0.3: initial public release