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