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
50 - transpose filter added
51 - ffmpeg -force_key_frames option added
52 - demuxer for receiving raw rtp:// URLs without an SDP description
57 - PB-frame decoding for H.263
58 - deprecated vhook subsystem removed
59 - deprecated old scaler removed
61 - Alpha channel scaler
63 - RTP packetization of H.263
64 - RTP packetization of AMR
65 - RTP depacketization of Vorbis
66 - CorePNG decoding support
67 - Cook multichannel decoding support
68 - introduced avlanguage helpers in libavformat
69 - 8088flex TMV demuxer and decoder
70 - per-stream language-tags extraction in asfdec
71 - V210 decoder and encoder
72 - remaining GPL parts in AC-3 decoder converted to LGPL
74 - SoX native format muxer and demuxer
75 - AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
77 - Electronic Arts Madcow decoder
78 - DivX (XSUB) subtitle encoder
79 - nonfree libamr support for AMR-NB/WB decoding/encoding removed
80 - experimental AAC encoder
81 - RTP depacketization of ASF and RTSP from WMS servers
82 - RTMP support in libavformat
83 - noX handling for OPT_BOOL X options
85 - IEC-61937 compatible Muxer
87 - Bluray (PGS) subtitle decoder
88 - LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
90 - Core Audio Format demuxer
92 - MD STUDIO audio demuxer
93 - RF64 support in WAV demuxer
94 - MPEG-4 Audio Lossless Coding (ALS) decoder
95 - -formats option split into -formats, -codecs, -bsfs, and -protocols
97 - CDG demuxer and decoder
99 - Auravision Aura 1 and 2 decoders
100 - Deluxe Paint Animation playback system
102 - Adobe Filmstrip muxer and demuxer
103 - RTP depacketization of H.263
104 - Bink demuxer and audio/video decoders
105 - enable symbol versioning by default for linkers that support it
106 - IFF PBM/ILBM bitmap decoder
109 - RTP depacketization of AMR
115 - Kega Game Video (KGV1) decoder
116 - VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
117 - RTP depacketization of Theora
118 - HTTP Digest authentication
119 - RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
120 - Psygnosis YOP demuxer and video decoder
121 - spectral extension support in the E-AC-3 decoder
122 - unsharp video filter
123 - RTP hinting in the mov/3gp/mp4 muxer
124 - Dirac in Ogg demuxing
125 - seek to keyframes in Ogg
126 - 4:2:2 and 4:4:4 Theora decoding
127 - 35% faster VP3/Theora decoding
128 - faster AAC decoding
129 - faster H.264 decoding
130 - RealAudio 1.0 (14.4K) encoder
135 - DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
136 - TechSmith Camtasia (TSCC) video decoder
137 - IBM Ultimotion (ULTI) video decoder
138 - Sierra Online audio file demuxer and decoder
139 - Apple QuickDraw (qdrw) video decoder
140 - Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
141 - Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
142 - Miro VideoXL (VIXL) video decoder
143 - H.261 video encoder
145 - Nullsoft Video (NSV) file demuxer
146 - Shorten audio decoder
148 - Apple Lossless Audio Codec (ALAC) decoder
149 - Winnov WNV1 video decoder
150 - Autodesk Animator Studio Codec (AASC) decoder
151 - Indeo 2 video decoder
152 - Fraps FPS1 video decoder
153 - Snow video encoder/decoder
154 - Sonic audio encoder/decoder
155 - Vorbis audio decoder
156 - Macromedia ADPCM decoder
157 - Duck TrueMotion 2 video decoder
158 - support for decoding FLX and DTA extensions in FLIC files
159 - H.264 custom quantization matrices support
160 - ffserver fixed, it should now be usable again
162 - Real Cooker audio decoder
163 - TrueSpeech audio decoder
164 - WMA2 audio decoder fixed, now all files should play correctly
165 - RealAudio 14.4 and 28.8 decoders fixed
167 - build system improvements
168 - tabs and trailing whitespace removed from the codebase
169 - CamStudio video decoder
170 - AIFF/AIFF-C audio format, encoding and decoding
171 - ADTS AAC file reading and writing
172 - Creative VOC file reading and writing
173 - American Laser Games multimedia (*.mm) playback system
174 - Zip Motion Blocks Video decoder
175 - improved Theora/VP3 decoder
176 - True Audio (TTA) decoder
177 - AVS demuxer and video decoder
179 - Smacker demuxer and decoder
180 - NuppelVideo/MythTV demuxer and RTjpeg decoder
182 - MPEG-2 intra VLC support
183 - MPEG-2 4:2:2 encoder
184 - Flash Screen Video decoder
186 - Chinese AVS decoder
189 - VC-1/WMV3/WMV9 video decoder
192 - VMware video decoder
195 - WavPack lossless audio decoder
196 - Targa (.TGA) picture decoder
197 - Vorbis audio encoder
198 - Delphine Software .cin demuxer/audio and video decoder
199 - Tiertex .seq demuxer/video decoder
201 - TIFF picture encoder and decoder
202 - GIF picture decoder
203 - Intel Music Coder decoder
204 - Zip Motion Blocks Video encoder
206 - Flash Screen Video encoder
207 - Theora encoding via libtheora
210 - GSM-MS encoder and decoder
212 - DXA demuxer and decoder
214 - Gamecube movie (.THP) playback system
215 - Blackfin optimizations
216 - Interplay C93 demuxer and video decoder
217 - Bethsoft VID demuxer and video decoder
220 - V.Flash PTX decoder
221 - RoQ muxer, RoQ audio encoder
222 - Renderware TXD demuxer and decoder
223 - extern C declarations for C++ removed from headers
224 - sws_flags command line option
228 - OS/2 support removed and restored again
231 - additional SPARC (VIS) optimizations
233 - slice-based parallel H.264 decoding
234 - Monkey's Audio demuxer and decoder
235 - AMV audio and video decoder
237 - H.264 PAFF decoding
238 - Nellymoser ASAO decoder
239 - Beam Software SIFF demuxer and decoder
240 - libvorbis Vorbis decoding removed in favor of native decoder
241 - IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
242 - Ogg (Theora, Vorbis and FLAC) muxer
243 - The "device" muxers and demuxers are now in a new libavdevice library
244 - PC Paintbrush PCX decoder
245 - Sun Rasterfile decoder
246 - TechnoTrend PVA demuxer
247 - Linux Media Labs MPEG-4 (LMLM4) demuxer
248 - AVM2 (Flash 9) SWF muxer
249 - QT variant of IMA ADPCM encoder
251 - iPod/iPhone compatible mp4 muxer
253 - MSN TCP Webcam stream demuxer
254 - RL2 demuxer / decoder
257 - non-recursive Makefiles
259 - MAXIS EA XA (.xa) demuxer / decoder
263 - Electronic Arts CMV decoder
264 - Motion Pixels Video decoder
265 - Motion Pixels MVI demuxer
266 - removed animated GIF decoder/demuxer
267 - D-Cinema audio muxer
268 - Electronic Arts TGV decoder
269 - Apple Lossless Audio Codec (ALAC) encoder
271 - floating point PCM encoder/decoder
273 - DV100 AKA DVCPRO HD decoder and demuxer
274 - E-AC-3 support added to AC-3 decoder
275 - Nellymoser ASAO encoder
276 - ASS and SSA demuxer and muxer
277 - liba52 wrapper removed
278 - SVQ3 watermark decoding support
279 - Speex decoding via libspeex
280 - Electronic Arts TGQ decoder
282 - QCELP / PureVoice decoder
284 - hybrid WavPack support
285 - R3D REDCODE demuxer
286 - ALSA support for playback and record
287 - Electronic Arts TQI decoder
288 - OpenJPEG based JPEG 2000 decoder
289 - NC (NC4600) camera file demuxer
290 - Gopher client support
292 - generic metadata API
297 - DV encoder, DV muxer
298 - Microsoft RLE video decoder
299 - Microsoft Video-1 decoder
300 - Apple Animation (RLE) decoder
301 - Apple Graphics (SMC) decoder
302 - Apple Video (RPZA) decoder
304 - Sega FILM (CPK) file demuxer
305 - Westwood multimedia support (VQA & AUD files)
306 - Id Quake II CIN playback support
308 - FLIC playback support
309 - RealVideo 2.0 (RV20) decoder
310 - Duck TrueMotion v1 (DUCK) video decoder
311 - Sierra VMD demuxer and video decoder
312 - MSZH and ZLIB decoder support
316 - rate distortion optimal cbp support
317 - rate distorted optimal ac prediction for MPEG-4
318 - rate distorted optimal lambda->qp support
319 - AAC encoding with libfaac
320 - Sunplus JPEG codec (SP5X) support
321 - use Lagrange multipler instead of QP for ratecontrol
322 - Theora/VP3 decoding support
323 - XA and ADX ADPCM codecs
324 - export MPEG-2 active display area / pan scan
325 - Add support for configuring with IBM XLC
326 - floating point AAN DCT
327 - initial support for zygo video (not complete)
329 - new audio/video parser API
331 - av_read_frame() and av_seek_frame() support
332 - missing last frame fixes
333 - seek by mouse in ffplay
334 - noise reduction of DCT coefficients
335 - H.263 OBMC & 4MV support
336 - H.263 alternative inter vlc support
338 - H.263 slice structured mode
339 - interlaced DCT support for MPEG-2 encoding
340 - stuffing to stay above min_bitrate
341 - MB type & QP visualization
342 - frame stepping for ffplay
343 - interlaced motion estimation
344 - alternate scantable support
345 - SVCD scan offset support
348 - quantizer noise shaping
349 - G.726 ADPCM audio codec
351 - multithreaded/SMP motion estimation
352 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
353 - multithreaded/SMP decoding for MPEG-2
355 - Metrowerks CodeWarrior suppport
356 - H.263+ custom pcf support
357 - nicer output for 'ffmpeg -formats'
359 - SGI image format, encoding and decoding
360 - H.264 loop filter support
361 - H.264 CABAC support
362 - nicer looking arrows for the motion vector visualization
363 - improved VCD support
364 - audio timestamp drift compensation
365 - MPEG-2 YUV 422/444 support
366 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
367 - better image scaling
369 - correctly interleave packets during encoding
370 - VIS optimized motion compensation
371 - intra_dc_precision>0 encoding support
372 - support reuse of motion vectors/MB types/field select values of the source video
373 - more accurate deblock filter
375 - many optimizations and bugfixes
376 - FunCom ISS audio file demuxer and according ADPCM decoding
381 - MPEG-2 video encoding (Michael)
382 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
383 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
385 - Xan DPCM audio decoder (Mario Brito)
386 - Interplay MVE playback subsystem (Mike Melanson)
387 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
392 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
393 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
394 - current version now also compiles with older GCC (Fabrice)
395 - 4X multimedia playback system including 4xm file demuxer (Mike
396 Melanson), and 4X video and audio codecs (Michael)
397 - Creative YUV (CYUV) decoder (Mike Melanson)
398 - FFV1 codec (our very simple lossless intra only codec, compresses much better
399 than HuffYUV) (Michael)
400 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
401 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
402 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
403 - ffplay has been replaced with a newer version which uses SDL (optionally)
404 for multiplatform support (Fabrice)
405 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
407 - AMR format has been added (Johannes Carlsson)
408 - 3GP support has been added (Johannes Carlsson)
409 - VP3 codec has been added (Mike Melanson)
410 - more MPEG-1/2 fixes
411 - better multiplatform support, MS Visual Studio fixes (various)
412 - AltiVec optimizations (Magnus Damn and others)
413 - SH4 processor support has been added (BERO)
414 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
415 - VOB streaming support (Brian Foley)
416 - better MP3 autodetection (Andriy Rysin)
417 - qpel encoding (Michael)
418 - 4mv+b frames encoding finally fixed (Michael)
419 - chroma ME (Michael)
420 - 5 comparison functions for ME (Michael)
421 - B-frame encoding speedup (Michael)
422 - WMV2 codec (unfinished - Michael)
423 - user specified diamond size for EPZS (Michael)
424 - Playstation STR playback subsystem, still experimental (Mike and Michael)
425 - ASV2 codec (Michael)
426 - CLJR decoder (Alex)
428 .. And lots more new enhancements and fixes.
433 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
435 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
436 - fix quantization bug in AC3 encoder
437 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
438 - added prototype ffplay program
439 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
440 - bug fix on MCBPC tables of H.263 (Juanjo)
441 - bug fix on DC coefficients of H.263 (Juanjo)
442 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
443 - now we can decode H.263 streams found in QuickTime files (Juanjo)
444 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
445 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
446 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
447 - now H.263 picture size is returned on the first decoded frame (Juanjo)
448 - added first regression tests
449 - added MPEG-2 TS demuxer
450 - new demux API for libav
451 - more accurate and faster IDCT (Michael)
452 - faster and entropy-controlled motion search (Michael)
453 - two pass video encoding (Michael)
454 - new video rate control (Michael)
455 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
456 - great performance improvement of video encoders and decoders (Michael)
457 - new and faster bit readers and vlc parsers (Michael)
458 - high quality encoding mode: tries all macroblock/VLC types (Michael)
459 - added DV video decoder
460 - preliminary RTP/RTSP support in ffserver and libavformat
461 - H.263+ AIC decoding/encoding support (Juanjo)
462 - VCD MPEG-PS mode (Juanjo)
463 - PSNR stuff (Juanjo)
464 - simple stats output (Juanjo)
465 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
470 - some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
471 - many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
472 - added configure system (actually a small shell script)
473 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
474 Michael Hipp (temporary solution - waiting for integer only
476 - fixed VIDIOCSYNC interrupt
477 - added Intel H.263 decoding support ('I263' AVI fourCC)
478 - added Real Video 1.0 decoding (needs further testing)
479 - simplified image formats again. Added PGM format (=grey
480 pgm). Renamed old PGM to PGMYUV.
481 - fixed msmpeg4 slice issues (tell me if you still find problems)
482 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
483 - added support for MPlayer interface
484 - added macroblock skip optimization
485 - added MJPEG decoder
486 - added mmx/mmxext IDCT from libmpeg2
487 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
488 <celer at shell.scrypt.net>)
489 - added pixel format conversion layer (e.g. for MJPEG or PPM)
490 - added deinterlacing option
492 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
493 - ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
494 - Windows porting of file converter
495 - added MJPEG raw format (input/ouput)
496 - added JPEG image format support (input/output)
501 - fixed some std header definitions (Bjorn Lindgren
502 <bjorn.e.lindgren at telia.com>).
503 - added MPEG demuxer (MPEG-1 and 2 compatible).
505 - added prototype RM demuxer
506 - added AC3 decoding (done with libac3 by Aaron Holtzman)
507 - added decoding codec parameter guessing (.e.g. for MPEG, because the
508 header does not include them)
509 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
510 play them (only tested video)
511 - fixed H.263 white bug
512 - fixed phase rounding in img resample filter
513 - add MMX code for polyphase img resample filter
514 - added CPU autodetection
515 - added generic title/author/copyright/comment string handling (ASF and RM
517 - added SWF demux to extract MP3 track (not usable yet because no MP3
519 - added fractional frame rate support
520 - codecs are no longer searched by read_header() (should fix ffserver
526 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
527 - fixed raw yuv output
528 - added motion rounding support in MPEG-4
529 - fixed motion bug rounding in MSMPEG4
530 - added B-frame handling in video core
531 - added full MPEG-1 decoding support
532 - added partial (frame only) MPEG-2 support
533 - changed the FOURCC code for H.263 to "U263" to be able to see the
534 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
535 this +codec ;) (JuanJo).
536 - Halfpel motion estimation after MB type selection (JuanJo)
537 - added pgm and .Y.U.V output format
538 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
540 - added pgmpipe I/O format (original patch from Martin Aumueller
541 <lists at reserv.at>, but changed completely since we use a format
542 instead of a protocol)
547 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
548 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
549 missing. MSMPEG4 support is complete.
550 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
551 can decode ffmpeg MPEGs :-)).
552 - added libavcodec API documentation (see apiexample.c).
553 - fixed image polyphase bug (the bottom of some images could be
555 - added support for non clipped motion vectors (decoding only)
556 and image sizes non-multiple of 16
557 - added support for AC prediction (decoding only)
558 - added file overwrite confirmation (can be disabled with -y)
559 - added custom size picture to H.263 using H.263+ (Juanjo)
564 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
565 of AVI and ASF to DIV3.
566 - added -me option to set motion estimation method
567 (default=log). suppressed redundant -hq option.
568 - added options -acodec and -vcodec to force a given codec (useful for
571 - improved dct_quantize speed
572 - factorized some motion estimation code
577 - removing grab code from ffserver and moved it to ffmpeg. Added
578 multistream support to ffmpeg.
579 - added timeshifting support for live feeds (option ?date=xxx in the
581 - added high quality image resize code with polyphase filter (need
582 mmx/see optimization). Enable multiple image size support in ffserver.
583 - added multi live feed support in ffserver
584 - suppressed master feature from ffserver (it should be done with an
585 external program which opens the .ffm url and writes it to another
587 - added preliminary support for video stream parsing (WAV and AVI half
588 done). Added proper support for audio/video file conversion in
590 - added preliminary support for video file sending from ffserver
591 - redesigning I/O subsystem: now using URL based input and output
593 - added WAV format support
594 - added "tty user interface" to ffmpeg to stop grabbing gracefully
595 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
596 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
597 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
598 - added new motion estimation algorithms, log and phods (Juanjo)
599 - changed directories: libav for format handling, libavcodec for
605 - added stereo in MPEG audio encoder
610 - added 'high quality' mode which use motion vectors. It can be used in
611 real time at low resolution.
612 - fixed rounding problems which caused quality problems at high
613 bitrates and large GOP size
616 version 0.3.2: small fixes
622 version 0.3.1: added avi/divx support
625 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
626 - added sound for flash format (not tested)
629 version 0.3: initial public release