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
94 - NUT muxer (since r10052)
96 - Slice-based parallel H.264 decoding
97 - Monkey's Audio demuxer and decoder
98 - additional SPARC (VIS) optimizations
99 - AMV audio and video decoder
101 - H.264 PAFF decoding
105 - DV encoder, DV muxer
106 - Microsoft RLE video decoder
107 - Microsoft Video-1 decoder
108 - Apple Animation (RLE) decoder
109 - Apple Graphics (SMC) decoder
110 - Apple Video (RPZA) decoder
112 - Sega FILM (CPK) file demuxer
113 - Westwood multimedia support (VQA & AUD files)
114 - Id Quake II CIN playback support
116 - FLIC playback support
117 - RealVideo 2.0 (RV20) decoder
118 - Duck TrueMotion v1 (DUCK) video decoder
119 - Sierra VMD demuxer and video decoder
120 - MSZH and ZLIB decoder support
124 - rate distortion optimal cbp support
125 - rate distorted optimal ac prediction for MPEG-4
126 - rate distorted optimal lambda->qp support
127 - AAC encoding with libfaac
128 - Sunplus JPEG codec (SP5X) support
129 - use Lagrange multipler instead of QP for ratecontrol
130 - Theora/VP3 decoding support
131 - XA and ADX ADPCM codecs
132 - export MPEG-2 active display area / pan scan
133 - Add support for configuring with IBM XLC
134 - floating point AAN DCT
135 - initial support for zygo video (not complete)
137 - new audio/video parser API
139 - av_read_frame() and av_seek_frame() support
140 - missing last frame fixes
141 - seek by mouse in ffplay
142 - noise reduction of DCT coefficients
143 - H.263 OBMC & 4MV support
144 - H.263 alternative inter vlc support
146 - H.263 slice structured mode
147 - interlaced DCT support for MPEG-2 encoding
148 - stuffing to stay above min_bitrate
149 - MB type & QP visualization
150 - frame stepping for ffplay
151 - interlaced motion estimation
152 - alternate scantable support
153 - SVCD scan offset support
156 - quantizer noise shaping
157 - G.726 ADPCM audio codec
159 - multithreaded/SMP motion estimation
160 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
161 - multithreaded/SMP decoding for MPEG-2
163 - Metrowerks CodeWarrior suppport
164 - H.263+ custom pcf support
165 - nicer output for 'ffmpeg -formats'
167 - SGI image format, encoding and decoding
168 - H.264 loop filter support
169 - H.264 CABAC support
170 - nicer looking arrows for the motion vector vissualization
171 - improved VCD support
172 - audio timestamp drift compensation
173 - MPEG-2 YUV 422/444 support
174 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
175 - better image scaling
177 - correctly interleave packets during encoding
178 - VIS optimized motion compensation
179 - intra_dc_precision>0 encoding support
180 - support reuse of motion vectors/MB types/field select values of the source video
181 - more accurate deblock filter
183 - many optimizations and bugfixes
187 - MPEG-2 video encoding (Michael)
188 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
189 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
191 - Xan DPCM audio decoder (Mario Brito)
192 - Interplay MVE playback subsystem (Mike Melanson)
193 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
197 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
198 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
199 - current version now also compiles with older GCC (Fabrice)
200 - 4X multimedia playback system including 4xm file demuxer (Mike
201 Melanson), and 4X video and audio codecs (Michael)
202 - Creative YUV (CYUV) decoder (Mike Melanson)
203 - FFV1 codec (our very simple lossless intra only codec, compresses much better
204 than HuffYUV) (Michael)
205 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
206 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
207 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
208 - ffplay has been replaced with a newer version which uses SDL (optionally)
209 for multiplatform support (Fabrice)
210 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
212 - AMR format has been added (Johannes Carlsson)
213 - 3GP support has been added (Johannes Carlsson)
214 - VP3 codec has been added (Mike Melanson)
215 - more MPEG-1/2 fixes
216 - better multiplatform support, MS Visual Studio fixes (various)
217 - AltiVec optimizations (Magnus Damn and others)
218 - SH4 processor support has been added (BERO)
219 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
220 - VOB streaming support (Brian Foley)
221 - better MP3 autodetection (Andriy Rysin)
222 - qpel encoding (Michael)
223 - 4mv+b frames encoding finally fixed (Michael)
224 - chroma ME (Michael)
225 - 5 comparison functions for ME (Michael)
226 - B-frame encoding speedup (Michael)
227 - WMV2 codec (unfinished - Michael)
228 - user specified diamond size for EPZS (Michael)
229 - Playstation STR playback subsystem, still experimental (Mike and Michael)
230 - ASV2 codec (Michael)
231 - CLJR decoder (Alex)
233 .. And lots more new enhancements and fixes.
237 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
239 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
240 - fix quantization bug in AC3 encoder
241 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
242 - added prototype ffplay program
243 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
244 - bug fix on MCBPC tables of H.263 (Juanjo)
245 - bug fix on DC coefficients of H.263 (Juanjo)
246 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
247 - now we can decode H.263 streams found in QuickTime files (Juanjo)
248 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
249 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
250 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
251 - now H.263 picture size is returned on the first decoded frame (Juanjo)
252 - added first regression tests
253 - added MPEG-2 TS demuxer
254 - new demux API for libav
255 - more accurate and faster IDCT (Michael)
256 - faster and entropy-controlled motion search (Michael)
257 - two pass video encoding (Michael)
258 - new video rate control (Michael)
259 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
260 - great performance improvement of video encoders and decoders (Michael)
261 - new and faster bit readers and vlc parsers (Michael)
262 - high quality encoding mode: tries all macroblock/VLC types (Michael)
263 - added DV video decoder
264 - preliminary RTP/RTSP support in ffserver and libavformat
265 - H.263+ AIC decoding/encoding support (Juanjo)
266 - VCD MPEG-PS mode (Juanjo)
267 - PSNR stuff (Juanjo)
268 - simple stats output (Juanjo)
269 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
273 - some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
274 - many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
275 - added configure system (actually a small shell script)
276 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
277 Michael Hipp (temporary solution - waiting for integer only
279 - fixed VIDIOCSYNC interrupt
280 - added Intel H.263 decoding support ('I263' AVI fourCC)
281 - added Real Video 1.0 decoding (needs further testing)
282 - simplified image formats again. Added PGM format (=grey
283 pgm). Renamed old PGM to PGMYUV.
284 - fixed msmpeg4 slice issues (tell me if you still find problems)
285 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
286 - added support for MPlayer interface
287 - added macroblock skip optimization
288 - added MJPEG decoder
289 - added mmx/mmxext IDCT from libmpeg2
290 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
291 <celer at shell.scrypt.net>)
292 - added pixel format conversion layer (e.g. for MJPEG or PPM)
293 - added deinterlacing option
295 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
296 - ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
297 - Windows porting of file converter
298 - added MJPEG raw format (input/ouput)
299 - added JPEG image format support (input/output)
303 - fixed some std header definitions (Bjorn Lindgren
304 <bjorn.e.lindgren at telia.com>).
305 - added MPEG demuxer (MPEG-1 and 2 compatible).
307 - added prototype RM demuxer
308 - added AC3 decoding (done with libac3 by Aaron Holtzman)
309 - added decoding codec parameter guessing (.e.g. for MPEG, because the
310 header does not include them)
311 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
312 play them (only tested video)
313 - fixed H.263 white bug
314 - fixed phase rounding in img resample filter
315 - add MMX code for polyphase img resample filter
316 - added CPU autodetection
317 - added generic title/author/copyright/comment string handling (ASF and RM
319 - added SWF demux to extract MP3 track (not usable yet because no MP3
321 - added fractional frame rate support
322 - codecs are no longer searched by read_header() (should fix ffserver
327 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
328 - fixed raw yuv output
329 - added motion rounding support in MPEG-4
330 - fixed motion bug rounding in MSMPEG4
331 - added B-frame handling in video core
332 - added full MPEG-1 decoding support
333 - added partial (frame only) MPEG-2 support
334 - changed the FOURCC code for H.263 to "U263" to be able to see the
335 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
336 this +codec ;) (JuanJo).
337 - Halfpel motion estimation after MB type selection (JuanJo)
338 - added pgm and .Y.U.V output format
339 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
341 - added pgmpipe I/O format (original patch from Martin Aumueller
342 <lists at reserv.at>, but changed completely since we use a format
343 instead of a protocol)
347 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
348 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
349 missing. MSMPEG4 support is complete.
350 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
351 can decode ffmpeg MPEGs :-)).
352 - added libavcodec API documentation (see apiexample.c).
353 - fixed image polyphase bug (the bottom of some images could be
355 - added support for non clipped motion vectors (decoding only)
356 and image sizes non-multiple of 16
357 - added support for AC prediction (decoding only)
358 - added file overwrite confirmation (can be disabled with -y)
359 - added custom size picture to H.263 using H.263+ (Juanjo)
363 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
364 of AVI and ASF to DIV3.
365 - added -me option to set motion estimation method
366 (default=log). suppressed redundant -hq option.
367 - added options -acodec and -vcodec to force a given codec (useful for
370 - improved dct_quantize speed
371 - factorized some motion estimation code
375 - removing grab code from ffserver and moved it to ffmpeg. Added
376 multistream support to ffmpeg.
377 - added timeshifting support for live feeds (option ?date=xxx in the
379 - added high quality image resize code with polyphase filter (need
380 mmx/see optimisation). Enable multiple image size support in ffserver.
381 - added multi live feed support in ffserver
382 - suppressed master feature from ffserver (it should be done with an
383 external program which opens the .ffm url and writes it to another
385 - added preliminary support for video stream parsing (WAV and AVI half
386 done). Added proper support for audio/video file conversion in
388 - added preliminary support for video file sending from ffserver
389 - redesigning I/O subsystem: now using URL based input and output
391 - added WAV format support
392 - added "tty user interface" to ffmpeg to stop grabbing gracefully
393 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
394 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
395 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
396 - added new motion estimation algorithms, log and phods (Juanjo)
397 - changed directories: libav for format handling, libavcodec for
402 - added stereo in MPEG audio encoder
406 - added 'high quality' mode which use motion vectors. It can be used in
407 real time at low resolution.
408 - fixed rounding problems which caused quality problems at high
409 bitrates and large GOP size
411 version 0.3.2: small fixes
416 version 0.3.1: added avi/divx support
419 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
420 - added sound for flash format (not tested)
422 version 0.3: initial public release