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