2 - DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
3 - TechSmith Camtasia (TSCC) video decoder
4 - IBM Ultimotion (ULTI) video decoder
5 - Sierra Online audio file demuxer and decoder
6 - Apple QuickDraw (qdrw) video decoder
7 - Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
8 - Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
9 - Miro VideoXL (VIXL) video decoder
12 - Nullsoft Video (NSV) file demuxer
13 - Shorten audio decoder
15 - Apple Lossless Audio Codec (ALAC) decoder
16 - Winnov WNV1 video decoder
17 - Autodesk Animator Studio Codec (AASC) decoder
18 - Indeo 2 video decoder
19 - Fraps FPS1 video decoder
20 - Snow video encoder/decoder
21 - Sonic audio encoder/decoder
22 - Vorbis audio encoder/decoder
23 - Macromedia ADPCM decoder
24 - Duck TrueMotion 2 video decoder
25 - support for decoding FLX and DTA extensions in FLIC files
26 - H.264 custom quantization matrices support
27 - ffserver fixed, it should now be usable again
29 - Real Cooker audio decoder
30 - TrueSpeech audio decoder
31 - WMA2 audio decoder fixed, now all files should play correctly
32 - RealAudio 14.4 and 28.8 decoders fixed
33 - JPEG-LS encoder and decoder
34 - CamStudio video decoder
35 - build system improvements
36 - tabs and trailing whitespace removed from the codebase
37 - AIFF/AIFF-C audio format, encoding and decoding
38 - ADTS AAC file reading and writing
39 - Creative VOC file reading and writing
40 - American Laser Games multimedia (*.mm) playback system
41 - Zip Blocks Motion Video decoder and encoder
42 - Improved Theora/VP3 decoder
43 - True Audio (TTA) decoder
44 - AVS demuxer and video decoder
45 - Smacker demuxer and decoder
46 - NuppelVideo/MythTV demuxer and RTjpeg decoder
48 - MPEG-2 intra vlc support
49 - MPEG-2 4:2:2 encoder
50 - Flash Screen Video decoder
55 - VC-1/WMV3/WMV9 video decoder
58 - VMware video decoder
61 - WavPack lossless audio decoder
62 - Targa (.TGA) picture decoder
63 - Delphine Software .cin demuxer/audio and video decoder
64 - Tiertex .seq demuxer/video decoder
66 - TIFF picture encoder and decoder
70 - Flash Screen Video encoder
71 - Theora encoding via libtheora
74 - GSM-MS encoder and decoder
76 - DXA demuxer and decoder
78 - Gamecube movie (.THP) playback system
79 - Blackfin optimizations
80 - Interplay C93 demuxer and video decoder
81 - Bethsoft VID demuxer and video decoder
85 - RoQ muxer, audio encoder
86 - Renderware TXD demuxer and decoder
87 - extern C declarations for C++ removed from headers
88 - sws_flags command line option
92 - OS/2 support removed
97 - DV encoder, DV muxer
98 - Microsoft RLE video decoder
99 - Microsoft Video-1 decoder
100 - Apple Animation (RLE) decoder
101 - Apple Graphics (SMC) decoder
102 - Apple Video (RPZA) decoder
104 - Sega FILM (CPK) file demuxer
105 - Westwood multimedia support (VQA & AUD files)
106 - Id Quake II CIN playback support
108 - FLIC playback support
109 - RealVideo 2.0 (RV20) decoder
110 - Duck TrueMotion v1 (DUCK) video decoder
111 - Sierra VMD demuxer and video decoder
112 - MSZH and ZLIB decoder support
116 - rate distortion optimal cbp support
117 - rate distorted optimal ac prediction for MPEG-4
118 - rate distorted optimal lambda->qp support
119 - AAC encoding with libfaac
120 - Sunplus JPEG codec (SP5X) support
121 - use Lagrange multipler instead of QP for ratecontrol
122 - Theora/VP3 decoding support
123 - XA and ADX ADPCM codecs
124 - export MPEG-2 active display area / pan scan
125 - Add support for configuring with IBM XLC
126 - floating point AAN DCT
127 - initial support for zygo video (not complete)
129 - new audio/video parser API
131 - av_read_frame() and av_seek_frame() support
132 - missing last frame fixes
133 - seek by mouse in ffplay
134 - noise reduction of DCT coefficients
135 - H.263 OBMC & 4MV support
136 - H.263 alternative inter vlc support
138 - H.263 slice structured mode
139 - interlaced DCT support for MPEG-2 encoding
140 - stuffing to stay above min_bitrate
141 - MB type & QP visualization
142 - frame stepping for ffplay
143 - interlaced motion estimation
144 - alternate scantable support
145 - SVCD scan offset support
148 - quantizer noise shaping
149 - G.726 ADPCM audio codec
151 - multithreaded/SMP motion estimation
152 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
153 - multithreaded/SMP decoding for MPEG-2
155 - Metrowerks CodeWarrior suppport
156 - H.263+ custom pcf support
157 - nicer output for 'ffmpeg -formats'
159 - SGI image format, encoding and decoding
160 - H.264 loop filter support
161 - H.264 CABAC support
162 - nicer looking arrows for the motion vector vissualization
163 - improved VCD support
164 - audio timestamp drift compensation
165 - MPEG-2 YUV 422/444 support
166 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
167 - better image scaling
169 - correctly interleave packets during encoding
170 - VIS optimized motion compensation
171 - intra_dc_precision>0 encoding support
172 - support reuse of motion vectors/MB types/field select values of the source video
173 - more accurate deblock filter
175 - many optimizations and bugfixes
179 - MPEG-2 video encoding (Michael)
180 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
181 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
183 - Xan DPCM audio decoder (Mario Brito)
184 - Interplay MVE playback subsystem (Mike Melanson)
185 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
189 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
190 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
191 - current version now also compiles with older GCC (Fabrice)
192 - 4X multimedia playback system including 4xm file demuxer (Mike
193 Melanson), and 4X video and audio codecs (Michael)
194 - Creative YUV (CYUV) decoder (Mike Melanson)
195 - FFV1 codec (our very simple lossless intra only codec, compresses much better
196 than HuffYUV) (Michael)
197 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
198 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
199 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
200 - ffplay has been replaced with a newer version which uses SDL (optionally)
201 for multiplatform support (Fabrice)
202 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
204 - AMR format has been added (Johannes Carlsson)
205 - 3GP support has been added (Johannes Carlsson)
206 - VP3 codec has been added (Mike Melanson)
207 - more MPEG-1/2 fixes
208 - better multiplatform support, MS Visual Studio fixes (various)
209 - AltiVec optimizations (Magnus Damn and others)
210 - SH4 processor support has been added (BERO)
211 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
212 - VOB streaming support (Brian Foley)
213 - better MP3 autodetection (Andriy Rysin)
214 - qpel encoding (Michael)
215 - 4mv+b frames encoding finally fixed (Michael)
216 - chroma ME (Michael)
217 - 5 comparison functions for ME (Michael)
218 - B-frame encoding speedup (Michael)
219 - WMV2 codec (unfinished - Michael)
220 - user specified diamond size for EPZS (Michael)
221 - Playstation STR playback subsystem, still experimental (Mike and Michael)
222 - ASV2 codec (Michael)
223 - CLJR decoder (Alex)
225 .. And lots more new enhancements and fixes.
229 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
231 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
232 - fix quantization bug in AC3 encoder
233 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
234 - added prototype ffplay program
235 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
236 - bug fix on MCBPC tables of H.263 (Juanjo)
237 - bug fix on DC coefficients of H.263 (Juanjo)
238 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
239 - now we can decode H.263 streams found in QuickTime files (Juanjo)
240 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
241 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
242 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
243 - now H.263 picture size is returned on the first decoded frame (Juanjo)
244 - added first regression tests
245 - added MPEG-2 TS demuxer
246 - new demux API for libav
247 - more accurate and faster IDCT (Michael)
248 - faster and entropy-controlled motion search (Michael)
249 - two pass video encoding (Michael)
250 - new video rate control (Michael)
251 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
252 - great performance improvement of video encoders and decoders (Michael)
253 - new and faster bit readers and vlc parsers (Michael)
254 - high quality encoding mode: tries all macroblock/VLC types (Michael)
255 - added DV video decoder
256 - preliminary RTP/RTSP support in ffserver and libavformat
257 - H.263+ AIC decoding/encoding support (Juanjo)
258 - VCD MPEG-PS mode (Juanjo)
259 - PSNR stuff (Juanjo)
260 - simple stats output (Juanjo)
261 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
265 - some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
266 - many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
267 - added configure system (actually a small shell script)
268 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
269 Michael Hipp (temporary solution - waiting for integer only
271 - fixed VIDIOCSYNC interrupt
272 - added Intel H.263 decoding support ('I263' AVI fourCC)
273 - added Real Video 1.0 decoding (needs further testing)
274 - simplified image formats again. Added PGM format (=grey
275 pgm). Renamed old PGM to PGMYUV.
276 - fixed msmpeg4 slice issues (tell me if you still find problems)
277 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
278 - added support for MPlayer interface
279 - added macroblock skip optimization
280 - added MJPEG decoder
281 - added mmx/mmxext IDCT from libmpeg2
282 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
283 <celer at shell.scrypt.net>)
284 - added pixel format conversion layer (e.g. for MJPEG or PPM)
285 - added deinterlacing option
287 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
288 - ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
289 - Windows porting of file converter
290 - added MJPEG raw format (input/ouput)
291 - added JPEG image format support (input/output)
295 - fixed some std header definitions (Bjorn Lindgren
296 <bjorn.e.lindgren at telia.com>).
297 - added MPEG demuxer (MPEG-1 and 2 compatible).
299 - added prototype RM demuxer
300 - added AC3 decoding (done with libac3 by Aaron Holtzman)
301 - added decoding codec parameter guessing (.e.g. for MPEG, because the
302 header does not include them)
303 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
304 play them (only tested video)
305 - fixed H.263 white bug
306 - fixed phase rounding in img resample filter
307 - add MMX code for polyphase img resample filter
308 - added CPU autodetection
309 - added generic title/author/copyright/comment string handling (ASF and RM
311 - added SWF demux to extract MP3 track (not usable yet because no MP3
313 - added fractional frame rate support
314 - codecs are no longer searched by read_header() (should fix ffserver
319 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
320 - fixed raw yuv output
321 - added motion rounding support in MPEG-4
322 - fixed motion bug rounding in MSMPEG4
323 - added B-frame handling in video core
324 - added full MPEG-1 decoding support
325 - added partial (frame only) MPEG-2 support
326 - changed the FOURCC code for H.263 to "U263" to be able to see the
327 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
328 this +codec ;) (JuanJo).
329 - Halfpel motion estimation after MB type selection (JuanJo)
330 - added pgm and .Y.U.V output format
331 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
333 - added pgmpipe I/O format (original patch from Martin Aumueller
334 <lists at reserv.at>, but changed completely since we use a format
335 instead of a protocol)
339 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
340 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
341 missing. MSMPEG4 support is complete.
342 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
343 can decode ffmpeg MPEGs :-)).
344 - added libavcodec API documentation (see apiexample.c).
345 - fixed image polyphase bug (the bottom of some images could be
347 - added support for non clipped motion vectors (decoding only)
348 and image sizes non-multiple of 16
349 - added support for AC prediction (decoding only)
350 - added file overwrite confirmation (can be disabled with -y)
351 - added custom size picture to H.263 using H.263+ (Juanjo)
355 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
356 of AVI and ASF to DIV3.
357 - added -me option to set motion estimation method
358 (default=log). suppressed redundant -hq option.
359 - added options -acodec and -vcodec to force a given codec (useful for
362 - improved dct_quantize speed
363 - factorized some motion estimation code
367 - removing grab code from ffserver and moved it to ffmpeg. Added
368 multistream support to ffmpeg.
369 - added timeshifting support for live feeds (option ?date=xxx in the
371 - added high quality image resize code with polyphase filter (need
372 mmx/see optimisation). Enable multiple image size support in ffserver.
373 - added multi live feed support in ffserver
374 - suppressed master feature from ffserver (it should be done with an
375 external program which opens the .ffm url and writes it to another
377 - added preliminary support for video stream parsing (WAV and AVI half
378 done). Added proper support for audio/video file conversion in
380 - added preliminary support for video file sending from ffserver
381 - redesigning I/O subsystem: now using URL based input and output
383 - added WAV format support
384 - added "tty user interface" to ffmpeg to stop grabbing gracefully
385 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
386 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
387 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
388 - added new motion estimation algorithms, log and phods (Juanjo)
389 - changed directories: libav for format handling, libavcodec for
394 - added stereo in MPEG audio encoder
398 - added 'high quality' mode which use motion vectors. It can be used in
399 real time at low resolution.
400 - fixed rounding problems which caused quality problems at high
401 bitrates and large GOP size
403 version 0.3.2: small fixes
408 version 0.3.1: added avi/divx support
411 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
412 - added sound for flash format (not tested)
414 version 0.3: initial public release