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
86 - Renderware TXD demuxer and decoder
91 - DV encoder, DV muxer
92 - Microsoft RLE video decoder
93 - Microsoft Video-1 decoder
94 - Apple Animation (RLE) decoder
95 - Apple Graphics (SMC) decoder
96 - Apple Video (RPZA) decoder
98 - Sega FILM (CPK) file demuxer
99 - Westwood multimedia support (VQA & AUD files)
100 - Id Quake II CIN playback support
102 - FLIC playback support
103 - RealVideo 2.0 (RV20) decoder
104 - Duck TrueMotion v1 (DUCK) video decoder
105 - Sierra VMD demuxer and video decoder
106 - MSZH and ZLIB decoder support
110 - rate distortion optimal cbp support
111 - rate distorted optimal ac prediction for MPEG-4
112 - rate distorted optimal lambda->qp support
113 - AAC encoding with libfaac
114 - Sunplus JPEG codec (SP5X) support
115 - use Lagrange multipler instead of QP for ratecontrol
116 - Theora/VP3 decoding support
117 - XA and ADX ADPCM codecs
118 - export MPEG-2 active display area / pan scan
119 - Add support for configuring with IBM XLC
120 - floating point AAN DCT
121 - initial support for zygo video (not complete)
123 - new audio/video parser API
125 - av_read_frame() and av_seek_frame() support
126 - missing last frame fixes
127 - seek by mouse in ffplay
128 - noise reduction of DCT coefficients
129 - H.263 OBMC & 4MV support
130 - H.263 alternative inter vlc support
132 - H.263 slice structured mode
133 - interlaced DCT support for MPEG-2 encoding
134 - stuffing to stay above min_bitrate
135 - MB type & QP visualization
136 - frame stepping for ffplay
137 - interlaced motion estimation
138 - alternate scantable support
139 - SVCD scan offset support
142 - quantizer noise shaping
143 - G.726 ADPCM audio codec
145 - multithreaded/SMP motion estimation
146 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
147 - multithreaded/SMP decoding for MPEG-2
149 - Metrowerks CodeWarrior suppport
150 - H.263+ custom pcf support
151 - nicer output for 'ffmpeg -formats'
153 - SGI image format, encoding and decoding
154 - H.264 loop filter support
155 - H.264 CABAC support
156 - nicer looking arrows for the motion vector vissualization
157 - improved VCD support
158 - audio timestamp drift compensation
159 - MPEG-2 YUV 422/444 support
160 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
161 - better image scaling
163 - correctly interleave packets during encoding
164 - VIS optimized motion compensation
165 - intra_dc_precision>0 encoding support
166 - support reuse of motion vectors/MB types/field select values of the source video
167 - more accurate deblock filter
169 - many optimizations and bugfixes
173 - MPEG-2 video encoding (Michael)
174 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
175 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
177 - Xan DPCM audio decoder (Mario Brito)
178 - Interplay MVE playback subsystem (Mike Melanson)
179 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
183 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
184 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
185 - current version now also compiles with older GCC (Fabrice)
186 - 4X multimedia playback system including 4xm file demuxer (Mike
187 Melanson), and 4X video and audio codecs (Michael)
188 - Creative YUV (CYUV) decoder (Mike Melanson)
189 - FFV1 codec (our very simple lossless intra only codec, compresses much better
190 than HuffYUV) (Michael)
191 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
192 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
193 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
194 - ffplay has been replaced with a newer version which uses SDL (optionally)
195 for multiplatform support (Fabrice)
196 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
198 - AMR format has been added (Johannes Carlsson)
199 - 3GP support has been added (Johannes Carlsson)
200 - VP3 codec has been added (Mike Melanson)
201 - more MPEG-1/2 fixes
202 - better multiplatform support, MS Visual Studio fixes (various)
203 - AltiVec optimizations (Magnus Damn and others)
204 - SH4 processor support has been added (BERO)
205 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
206 - VOB streaming support (Brian Foley)
207 - better MP3 autodetection (Andriy Rysin)
208 - qpel encoding (Michael)
209 - 4mv+b frames encoding finally fixed (Michael)
210 - chroma ME (Michael)
211 - 5 comparison functions for ME (Michael)
212 - B-frame encoding speedup (Michael)
213 - WMV2 codec (unfinished - Michael)
214 - user specified diamond size for EPZS (Michael)
215 - Playstation STR playback subsystem, still experimental (Mike and Michael)
216 - ASV2 codec (Michael)
217 - CLJR decoder (Alex)
219 .. And lots more new enhancements and fixes.
223 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
225 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
226 - fix quantization bug in AC3 encoder
227 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
228 - added prototype ffplay program
229 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
230 - bug fix on MCBPC tables of H.263 (Juanjo)
231 - bug fix on DC coefficients of H.263 (Juanjo)
232 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
233 - now we can decode H.263 streams found in QuickTime files (Juanjo)
234 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
235 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
236 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
237 - now H.263 picture size is returned on the first decoded frame (Juanjo)
238 - added first regression tests
239 - added MPEG-2 TS demuxer
240 - new demux API for libav
241 - more accurate and faster IDCT (Michael)
242 - faster and entropy-controlled motion search (Michael)
243 - two pass video encoding (Michael)
244 - new video rate control (Michael)
245 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
246 - great performance improvement of video encoders and decoders (Michael)
247 - new and faster bit readers and vlc parsers (Michael)
248 - high quality encoding mode: tries all macroblock/VLC types (Michael)
249 - added DV video decoder
250 - preliminary RTP/RTSP support in ffserver and libavformat
251 - H.263+ AIC decoding/encoding support (Juanjo)
252 - VCD MPEG-PS mode (Juanjo)
253 - PSNR stuff (Juanjo)
254 - simple stats output (Juanjo)
255 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
259 - some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>)
260 - many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>)
261 - added configure system (actually a small shell script)
262 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
263 Michael Hipp (temporary solution - waiting for integer only
265 - fixed VIDIOCSYNC interrupt
266 - added Intel H.263 decoding support ('I263' AVI fourCC)
267 - added Real Video 1.0 decoding (needs further testing)
268 - simplified image formats again. Added PGM format (=grey
269 pgm). Renamed old PGM to PGMYUV.
270 - fixed msmpeg4 slice issues (tell me if you still find problems)
271 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
272 - added support for MPlayer interface
273 - added macroblock skip optimization
274 - added MJPEG decoder
275 - added mmx/mmxext IDCT from libmpeg2
276 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
277 <celer@shell.scrypt.net>)
278 - added pixel format conversion layer (e.g. for MJPEG or PPM)
279 - added deinterlacing option
281 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>)
282 - ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).
283 - Windows porting of file converter
284 - added MJPEG raw format (input/ouput)
285 - added JPEG image format support (input/output)
289 - fixed some std header definitions (Bjorn Lindgren
290 <bjorn.e.lindgren@telia.com>).
291 - added MPEG demuxer (MPEG-1 and 2 compatible).
293 - added prototype RM demuxer
294 - added AC3 decoding (done with libac3 by Aaron Holtzman)
295 - added decoding codec parameter guessing (.e.g. for MPEG, because the
296 header does not include them)
297 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
298 play them (only tested video)
299 - fixed H.263 white bug
300 - fixed phase rounding in img resample filter
301 - add MMX code for polyphase img resample filter
302 - added CPU autodetection
303 - added generic title/author/copyright/comment string handling (ASF and RM
305 - added SWF demux to extract MP3 track (not usable yet because no MP3
307 - added fractional frame rate support
308 - codecs are no longer searched by read_header() (should fix ffserver
313 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>)
314 - fixed raw yuv output
315 - added motion rounding support in MPEG-4
316 - fixed motion bug rounding in MSMPEG4
317 - added B-frame handling in video core
318 - added full MPEG-1 decoding support
319 - added partial (frame only) MPEG-2 support
320 - changed the FOURCC code for H.263 to "U263" to be able to see the
321 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
322 this +codec ;) (JuanJo).
323 - Halfpel motion estimation after MB type selection (JuanJo)
324 - added pgm and .Y.U.V output format
325 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
327 - added pgmpipe I/O format (original patch from Martin Aumueller
328 <lists@reserv.at>, but changed completely since we use a format
329 instead of a protocol)
333 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
334 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
335 missing. MSMPEG4 support is complete.
336 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
337 can decode ffmpeg MPEGs :-)).
338 - added libavcodec API documentation (see apiexample.c).
339 - fixed image polyphase bug (the bottom of some images could be
341 - added support for non clipped motion vectors (decoding only)
342 and image sizes non-multiple of 16
343 - added support for AC prediction (decoding only)
344 - added file overwrite confirmation (can be disabled with -y)
345 - added custom size picture to H.263 using H.263+ (Juanjo)
349 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
350 of AVI and ASF to DIV3.
351 - added -me option to set motion estimation method
352 (default=log). suppressed redundant -hq option.
353 - added options -acodec and -vcodec to force a given codec (useful for
356 - improved dct_quantize speed
357 - factorized some motion estimation code
361 - removing grab code from ffserver and moved it to ffmpeg. Added
362 multistream support to ffmpeg.
363 - added timeshifting support for live feeds (option ?date=xxx in the
365 - added high quality image resize code with polyphase filter (need
366 mmx/see optimisation). Enable multiple image size support in ffserver.
367 - added multi live feed support in ffserver
368 - suppressed master feature from ffserver (it should be done with an
369 external program which opens the .ffm url and writes it to another
371 - added preliminary support for video stream parsing (WAV and AVI half
372 done). Added proper support for audio/video file conversion in
374 - added preliminary support for video file sending from ffserver
375 - redesigning I/O subsystem: now using URL based input and output
377 - added WAV format support
378 - added "tty user interface" to ffmpeg to stop grabbing gracefully
379 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
380 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>)
381 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
382 - added new motion estimation algorithms, log and phods (Juanjo)
383 - changed directories: libav for format handling, libavcodec for
388 - added stereo in MPEG audio encoder
392 - added 'high quality' mode which use motion vectors. It can be used in
393 real time at low resolution.
394 - fixed rounding problems which caused quality problems at high
395 bitrates and large GOP size
397 version 0.3.2: small fixes
402 version 0.3.1: added avi/divx support
405 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
406 - added sound for flash format (not tested)
408 version 0.3: initial public release