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 - CODEC_CAP_EXPERIMENTAL added
12 - Demuxer for On2's IVF format
13 - Pictor/PC Paint decoder
15 - libfaad2 wrapper removed
16 - DTS-ES extension (XCh) decoding support
18 - RTSP tunneling over HTTP
19 - RTP depacketization of SVQ3
20 - -strict inofficial replaced by -strict unofficial
21 - ffplay -exitonkeydown and -exitonmousedown options added
26 - PB-frame decoding for H.263
27 - deprecated vhook subsystem removed
28 - deprecated old scaler removed
30 - Alpha channel scaler
32 - RTP packetization of H.263
33 - RTP packetization of AMR
34 - RTP depacketization of Vorbis
35 - CorePNG decoding support
36 - Cook multichannel decoding support
37 - introduced avlanguage helpers in libavformat
38 - 8088flex TMV demuxer and decoder
39 - per-stream language-tags extraction in asfdec
40 - V210 decoder and encoder
41 - remaining GPL parts in AC-3 decoder converted to LGPL
43 - SoX native format muxer and demuxer
44 - AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
46 - Electronic Arts Madcow decoder
47 - DivX (XSUB) subtitle encoder
48 - nonfree libamr support for AMR-NB/WB decoding/encoding removed
49 - experimental AAC encoder
50 - RTP depacketization of ASF and RTSP from WMS servers
51 - RTMP support in libavformat
52 - noX handling for OPT_BOOL X options
54 - IEC-61937 compatible Muxer
56 - Bluray (PGS) subtitle decoder
57 - LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
59 - Core Audio Format demuxer
61 - MD STUDIO audio demuxer
62 - RF64 support in WAV demuxer
63 - MPEG-4 Audio Lossless Coding (ALS) decoder
64 - -formats option split into -formats, -codecs, -bsfs, and -protocols
66 - CDG demuxer and decoder
68 - Auravision Aura 1 and 2 decoders
69 - Deluxe Paint Animation playback system
71 - Adobe Filmstrip muxer and demuxer
72 - RTP depacketization of H.263
73 - Bink demuxer and audio/video decoders
74 - enable symbol versioning by default for linkers that support it
75 - IFF PBM/ILBM bitmap decoder
78 - RTP depacketization of AMR
84 - Kega Game Video (KGV1) decoder
85 - VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
86 - RTP depacketization of Theora
87 - HTTP Digest authentication
88 - RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
89 - Psygnosis YOP demuxer and video decoder
90 - spectral extension support in the E-AC-3 decoder
91 - unsharp video filter
92 - RTP hinting in the mov/3gp/mp4 muxer
93 - Dirac in Ogg demuxing
94 - seek to keyframes in Ogg
95 - 4:2:2 and 4:4:4 Theora decoding
96 - 35% faster VP3/Theora decoding
98 - faster H.264 decoding
99 - RealAudio 1.0 (14.4K) encoder
105 - DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
106 - TechSmith Camtasia (TSCC) video decoder
107 - IBM Ultimotion (ULTI) video decoder
108 - Sierra Online audio file demuxer and decoder
109 - Apple QuickDraw (qdrw) video decoder
110 - Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
111 - Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
112 - Miro VideoXL (VIXL) video decoder
113 - H.261 video encoder
115 - Nullsoft Video (NSV) file demuxer
116 - Shorten audio decoder
118 - Apple Lossless Audio Codec (ALAC) decoder
119 - Winnov WNV1 video decoder
120 - Autodesk Animator Studio Codec (AASC) decoder
121 - Indeo 2 video decoder
122 - Fraps FPS1 video decoder
123 - Snow video encoder/decoder
124 - Sonic audio encoder/decoder
125 - Vorbis audio decoder
126 - Macromedia ADPCM decoder
127 - Duck TrueMotion 2 video decoder
128 - support for decoding FLX and DTA extensions in FLIC files
129 - H.264 custom quantization matrices support
130 - ffserver fixed, it should now be usable again
132 - Real Cooker audio decoder
133 - TrueSpeech audio decoder
134 - WMA2 audio decoder fixed, now all files should play correctly
135 - RealAudio 14.4 and 28.8 decoders fixed
137 - build system improvements
138 - tabs and trailing whitespace removed from the codebase
139 - CamStudio video decoder
140 - AIFF/AIFF-C audio format, encoding and decoding
141 - ADTS AAC file reading and writing
142 - Creative VOC file reading and writing
143 - American Laser Games multimedia (*.mm) playback system
144 - Zip Motion Blocks Video decoder
145 - improved Theora/VP3 decoder
146 - True Audio (TTA) decoder
147 - AVS demuxer and video decoder
149 - Smacker demuxer and decoder
150 - NuppelVideo/MythTV demuxer and RTjpeg decoder
152 - MPEG-2 intra VLC support
153 - MPEG-2 4:2:2 encoder
154 - Flash Screen Video decoder
156 - Chinese AVS decoder
159 - VC-1/WMV3/WMV9 video decoder
162 - VMware video decoder
165 - WavPack lossless audio decoder
166 - Targa (.TGA) picture decoder
167 - Vorbis audio encoder
168 - Delphine Software .cin demuxer/audio and video decoder
169 - Tiertex .seq demuxer/video decoder
171 - TIFF picture encoder and decoder
172 - GIF picture decoder
173 - Intel Music Coder decoder
174 - Zip Motion Blocks Video encoder
176 - Flash Screen Video encoder
177 - Theora encoding via libtheora
180 - GSM-MS encoder and decoder
182 - DXA demuxer and decoder
184 - Gamecube movie (.THP) playback system
185 - Blackfin optimizations
186 - Interplay C93 demuxer and video decoder
187 - Bethsoft VID demuxer and video decoder
190 - V.Flash PTX decoder
191 - RoQ muxer, RoQ audio encoder
192 - Renderware TXD demuxer and decoder
193 - extern C declarations for C++ removed from headers
194 - sws_flags command line option
198 - OS/2 support removed and restored again
201 - additional SPARC (VIS) optimizations
203 - slice-based parallel H.264 decoding
204 - Monkey's Audio demuxer and decoder
205 - AMV audio and video decoder
207 - H.264 PAFF decoding
208 - Nellymoser ASAO decoder
209 - Beam Software SIFF demuxer and decoder
210 - libvorbis Vorbis decoding removed in favor of native decoder
211 - IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
212 - Ogg (Theora, Vorbis and FLAC) muxer
213 - The "device" muxers and demuxers are now in a new libavdevice library
214 - PC Paintbrush PCX decoder
215 - Sun Rasterfile decoder
216 - TechnoTrend PVA demuxer
217 - Linux Media Labs MPEG-4 (LMLM4) demuxer
218 - AVM2 (Flash 9) SWF muxer
219 - QT variant of IMA ADPCM encoder
221 - iPod/iPhone compatible mp4 muxer
223 - MSN TCP Webcam stream demuxer
224 - RL2 demuxer / decoder
227 - non-recursive Makefiles
229 - MAXIS EA XA (.xa) demuxer / decoder
233 - Electronic Arts CMV decoder
234 - Motion Pixels Video decoder
235 - Motion Pixels MVI demuxer
236 - removed animated GIF decoder/demuxer
237 - D-Cinema audio muxer
238 - Electronic Arts TGV decoder
239 - Apple Lossless Audio Codec (ALAC) encoder
241 - floating point PCM encoder/decoder
243 - DV100 AKA DVCPRO HD decoder and demuxer
244 - E-AC-3 support added to AC-3 decoder
245 - Nellymoser ASAO encoder
246 - ASS and SSA demuxer and muxer
247 - liba52 wrapper removed
248 - SVQ3 watermark decoding support
249 - Speex decoding via libspeex
250 - Electronic Arts TGQ decoder
252 - QCELP / PureVoice decoder
254 - hybrid WavPack support
255 - R3D REDCODE demuxer
256 - ALSA support for playback and record
257 - Electronic Arts TQI decoder
258 - OpenJPEG based JPEG 2000 decoder
259 - NC (NC4600) camera file demuxer
260 - Gopher client support
262 - generic metadata API
268 - DV encoder, DV muxer
269 - Microsoft RLE video decoder
270 - Microsoft Video-1 decoder
271 - Apple Animation (RLE) decoder
272 - Apple Graphics (SMC) decoder
273 - Apple Video (RPZA) decoder
275 - Sega FILM (CPK) file demuxer
276 - Westwood multimedia support (VQA & AUD files)
277 - Id Quake II CIN playback support
279 - FLIC playback support
280 - RealVideo 2.0 (RV20) decoder
281 - Duck TrueMotion v1 (DUCK) video decoder
282 - Sierra VMD demuxer and video decoder
283 - MSZH and ZLIB decoder support
287 - rate distortion optimal cbp support
288 - rate distorted optimal ac prediction for MPEG-4
289 - rate distorted optimal lambda->qp support
290 - AAC encoding with libfaac
291 - Sunplus JPEG codec (SP5X) support
292 - use Lagrange multipler instead of QP for ratecontrol
293 - Theora/VP3 decoding support
294 - XA and ADX ADPCM codecs
295 - export MPEG-2 active display area / pan scan
296 - Add support for configuring with IBM XLC
297 - floating point AAN DCT
298 - initial support for zygo video (not complete)
300 - new audio/video parser API
302 - av_read_frame() and av_seek_frame() support
303 - missing last frame fixes
304 - seek by mouse in ffplay
305 - noise reduction of DCT coefficients
306 - H.263 OBMC & 4MV support
307 - H.263 alternative inter vlc support
309 - H.263 slice structured mode
310 - interlaced DCT support for MPEG-2 encoding
311 - stuffing to stay above min_bitrate
312 - MB type & QP visualization
313 - frame stepping for ffplay
314 - interlaced motion estimation
315 - alternate scantable support
316 - SVCD scan offset support
319 - quantizer noise shaping
320 - G.726 ADPCM audio codec
322 - multithreaded/SMP motion estimation
323 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
324 - multithreaded/SMP decoding for MPEG-2
326 - Metrowerks CodeWarrior suppport
327 - H.263+ custom pcf support
328 - nicer output for 'ffmpeg -formats'
330 - SGI image format, encoding and decoding
331 - H.264 loop filter support
332 - H.264 CABAC support
333 - nicer looking arrows for the motion vector visualization
334 - improved VCD support
335 - audio timestamp drift compensation
336 - MPEG-2 YUV 422/444 support
337 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
338 - better image scaling
340 - correctly interleave packets during encoding
341 - VIS optimized motion compensation
342 - intra_dc_precision>0 encoding support
343 - support reuse of motion vectors/MB types/field select values of the source video
344 - more accurate deblock filter
346 - many optimizations and bugfixes
347 - FunCom ISS audio file demuxer and according ADPCM decoding
353 - MPEG-2 video encoding (Michael)
354 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
355 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
357 - Xan DPCM audio decoder (Mario Brito)
358 - Interplay MVE playback subsystem (Mike Melanson)
359 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
365 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
366 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
367 - current version now also compiles with older GCC (Fabrice)
368 - 4X multimedia playback system including 4xm file demuxer (Mike
369 Melanson), and 4X video and audio codecs (Michael)
370 - Creative YUV (CYUV) decoder (Mike Melanson)
371 - FFV1 codec (our very simple lossless intra only codec, compresses much better
372 than HuffYUV) (Michael)
373 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
374 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
375 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
376 - ffplay has been replaced with a newer version which uses SDL (optionally)
377 for multiplatform support (Fabrice)
378 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
380 - AMR format has been added (Johannes Carlsson)
381 - 3GP support has been added (Johannes Carlsson)
382 - VP3 codec has been added (Mike Melanson)
383 - more MPEG-1/2 fixes
384 - better multiplatform support, MS Visual Studio fixes (various)
385 - AltiVec optimizations (Magnus Damn and others)
386 - SH4 processor support has been added (BERO)
387 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
388 - VOB streaming support (Brian Foley)
389 - better MP3 autodetection (Andriy Rysin)
390 - qpel encoding (Michael)
391 - 4mv+b frames encoding finally fixed (Michael)
392 - chroma ME (Michael)
393 - 5 comparison functions for ME (Michael)
394 - B-frame encoding speedup (Michael)
395 - WMV2 codec (unfinished - Michael)
396 - user specified diamond size for EPZS (Michael)
397 - Playstation STR playback subsystem, still experimental (Mike and Michael)
398 - ASV2 codec (Michael)
399 - CLJR decoder (Alex)
401 .. And lots more new enhancements and fixes.
407 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
409 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
410 - fix quantization bug in AC3 encoder
411 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
412 - added prototype ffplay program
413 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
414 - bug fix on MCBPC tables of H.263 (Juanjo)
415 - bug fix on DC coefficients of H.263 (Juanjo)
416 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
417 - now we can decode H.263 streams found in QuickTime files (Juanjo)
418 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
419 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
420 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
421 - now H.263 picture size is returned on the first decoded frame (Juanjo)
422 - added first regression tests
423 - added MPEG-2 TS demuxer
424 - new demux API for libav
425 - more accurate and faster IDCT (Michael)
426 - faster and entropy-controlled motion search (Michael)
427 - two pass video encoding (Michael)
428 - new video rate control (Michael)
429 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
430 - great performance improvement of video encoders and decoders (Michael)
431 - new and faster bit readers and vlc parsers (Michael)
432 - high quality encoding mode: tries all macroblock/VLC types (Michael)
433 - added DV video decoder
434 - preliminary RTP/RTSP support in ffserver and libavformat
435 - H.263+ AIC decoding/encoding support (Juanjo)
436 - VCD MPEG-PS mode (Juanjo)
437 - PSNR stuff (Juanjo)
438 - simple stats output (Juanjo)
439 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
445 - some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
446 - many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
447 - added configure system (actually a small shell script)
448 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
449 Michael Hipp (temporary solution - waiting for integer only
451 - fixed VIDIOCSYNC interrupt
452 - added Intel H.263 decoding support ('I263' AVI fourCC)
453 - added Real Video 1.0 decoding (needs further testing)
454 - simplified image formats again. Added PGM format (=grey
455 pgm). Renamed old PGM to PGMYUV.
456 - fixed msmpeg4 slice issues (tell me if you still find problems)
457 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
458 - added support for MPlayer interface
459 - added macroblock skip optimization
460 - added MJPEG decoder
461 - added mmx/mmxext IDCT from libmpeg2
462 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
463 <celer at shell.scrypt.net>)
464 - added pixel format conversion layer (e.g. for MJPEG or PPM)
465 - added deinterlacing option
467 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
468 - ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
469 - Windows porting of file converter
470 - added MJPEG raw format (input/ouput)
471 - added JPEG image format support (input/output)
477 - fixed some std header definitions (Bjorn Lindgren
478 <bjorn.e.lindgren at telia.com>).
479 - added MPEG demuxer (MPEG-1 and 2 compatible).
481 - added prototype RM demuxer
482 - added AC3 decoding (done with libac3 by Aaron Holtzman)
483 - added decoding codec parameter guessing (.e.g. for MPEG, because the
484 header does not include them)
485 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
486 play them (only tested video)
487 - fixed H.263 white bug
488 - fixed phase rounding in img resample filter
489 - add MMX code for polyphase img resample filter
490 - added CPU autodetection
491 - added generic title/author/copyright/comment string handling (ASF and RM
493 - added SWF demux to extract MP3 track (not usable yet because no MP3
495 - added fractional frame rate support
496 - codecs are no longer searched by read_header() (should fix ffserver
503 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
504 - fixed raw yuv output
505 - added motion rounding support in MPEG-4
506 - fixed motion bug rounding in MSMPEG4
507 - added B-frame handling in video core
508 - added full MPEG-1 decoding support
509 - added partial (frame only) MPEG-2 support
510 - changed the FOURCC code for H.263 to "U263" to be able to see the
511 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
512 this +codec ;) (JuanJo).
513 - Halfpel motion estimation after MB type selection (JuanJo)
514 - added pgm and .Y.U.V output format
515 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
517 - added pgmpipe I/O format (original patch from Martin Aumueller
518 <lists at reserv.at>, but changed completely since we use a format
519 instead of a protocol)
525 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
526 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
527 missing. MSMPEG4 support is complete.
528 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
529 can decode ffmpeg MPEGs :-)).
530 - added libavcodec API documentation (see apiexample.c).
531 - fixed image polyphase bug (the bottom of some images could be
533 - added support for non clipped motion vectors (decoding only)
534 and image sizes non-multiple of 16
535 - added support for AC prediction (decoding only)
536 - added file overwrite confirmation (can be disabled with -y)
537 - added custom size picture to H.263 using H.263+ (Juanjo)
542 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
543 of AVI and ASF to DIV3.
544 - added -me option to set motion estimation method
545 (default=log). suppressed redundant -hq option.
546 - added options -acodec and -vcodec to force a given codec (useful for
549 - improved dct_quantize speed
550 - factorized some motion estimation code
556 - removing grab code from ffserver and moved it to ffmpeg. Added
557 multistream support to ffmpeg.
558 - added timeshifting support for live feeds (option ?date=xxx in the
560 - added high quality image resize code with polyphase filter (need
561 mmx/see optimization). Enable multiple image size support in ffserver.
562 - added multi live feed support in ffserver
563 - suppressed master feature from ffserver (it should be done with an
564 external program which opens the .ffm url and writes it to another
566 - added preliminary support for video stream parsing (WAV and AVI half
567 done). Added proper support for audio/video file conversion in
569 - added preliminary support for video file sending from ffserver
570 - redesigning I/O subsystem: now using URL based input and output
572 - added WAV format support
573 - added "tty user interface" to ffmpeg to stop grabbing gracefully
574 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
575 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
576 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
577 - added new motion estimation algorithms, log and phods (Juanjo)
578 - changed directories: libav for format handling, libavcodec for
585 - added stereo in MPEG audio encoder
591 - added 'high quality' mode which use motion vectors. It can be used in
592 real time at low resolution.
593 - fixed rounding problems which caused quality problems at high
594 bitrates and large GOP size
598 version 0.3.2: small fixes
605 version 0.3.1: added avi/divx support
608 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
609 - added sound for flash format (not tested)
613 version 0.3: initial public release