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
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
16 - DV encoder, DV muxer
17 - Microsoft RLE video decoder
18 - Microsoft Video-1 decoder
19 - Apple Animation (RLE) decoder
20 - Apple Graphics (SMC) decoder
21 - Apple Video (RPZA) decoder
23 - Sega FILM (CPK) file demuxer
24 - Westwood multimedia support (VQA & AUD files)
25 - Id Quake II CIN playback support
27 - FLIC playback support
28 - RealVideo 2.0 (RV20) decoder
29 - Duck TrueMotion v1 (DUCK) video decoder
30 - Sierra VMD demuxer and video decoder
31 - MSZH and ZLIB decoder support
35 - rate distortion optimal cbp support
36 - rate distorted optimal ac prediction for mpeg4
37 - rate distorted optimal lambda->qp support
38 - AAC encoding with libfaac
39 - Sunplus JPEG codec (SP5X) support
40 - use lagrange multipler instead of qp for ratecontrol
41 - theora/VP3 decoding support
42 - XA and ADX ADPCM codecs
43 - export mpeg2 active display area / pan scan
44 - Add support for configuring with IBM XLC
45 - floating point AAN DCT
46 - initial support for zygovideo (not complete)
48 - new audio/video parser API
50 - av_read_frame() and av_seek_frame() support
51 - missing last frame fixes
52 - seek by mouse in ffplay
53 - noise reduction of dct coefficients
54 - h263 OBMC & 4MV support
55 - h263 alternative inter vlc support
57 - h263 slice structured mode
58 - interlaced DCT support for MPEG2 encoding
59 - stuffing to stay above min_bitrate
60 - mb type & qp vissualization
61 - frame stepping for ffplay
62 - interlaced motion estimation
63 - alternate scantable support
64 - SVCD scan offset support
67 - quantizer noise shaping
68 - G.726 ADPCM audio codec
70 - multithreaded/SMP motion estimation
71 - multithreaded/SMP encoding for MPEG1/MPEG2/MPEG4/H263
72 - multithreaded/SMP decoding for MPEG2
74 - Metrowerks CodeWarrior suppport
75 - h263+ custom pcf support
76 - nicer output for 'ffmpeg -formats'
78 - SGI image format, encoding and decoding
79 - h264 loop filter support
81 - nicer looking arrows for the motion vector vissualization
82 - improved VCD support
83 - audio timestamp drift compensation
84 - mpeg2 YUV 422/444 support
85 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
86 - better image scaling
88 - correctly interleave packets during encoding
89 - VIS optimized motion compensation
90 - intra_dc_precission>0 encoding support
91 - support reuse of motion vectors/mb types/field select values of the source video
92 - more accurate deblock filter
94 - many optimizations and bugfixes
98 - MPEG2 video encoding (Michael)
99 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
100 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
102 - Xan DPCM audio decoder (Mario Brito)
103 - Interplay MVE playback subsystem (Mike Melanson)
104 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
108 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from a mplayerhq
109 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
110 - Current version now also compiles with older GCC (Fabrice)
111 - 4X multimedia playback system including 4xm file demuxer (Mike
112 Melanson), and 4X video and audio codecs (Michael)
113 - Creative YUV (CYUV) decoder (Mike Melanson)
114 - FFV1 codec (our very simple lossless intra only codec, compresses much better
115 then huffyuv) (Michael)
116 - ASV1 (Asus), H.264, Intel indeo3 codecs has been added (Various)
117 - Tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
118 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
119 - ffplay has been replaced with a newer version which uses SDL (optionally)
120 for multi platform support (fabrice)
121 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
123 - AMR format has been added (Johannes Carlsson)
124 - 3gp support has been added (Johannes Carlsson)
125 - VP3 codec has been added (Mike Melanson)
126 - more MPEG-1/2 fixes
127 - Better Multi platform support, MS Visual Studio fixes (various)
128 - Altivec optimizations (Magnus Damn and others)
129 - SH4 processor support has been added (BERO)
130 - New public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
131 - VOB Streaming support (Brian Foley)
132 - Better MP3 Autodetection (Andriy Rysin)
133 - qpel encoding (Michael)
134 - 4mv+b frames encoding finally fixed (Michael)
135 - chroma ME (Michael)
136 - 5 comparission functions for ME (Michael)
137 - b frame encoding speedup (Michael)
138 - wmv2 codec (unfinished - Michael)
139 - user specified diamond size for EPZS (Michael)
140 - Playstation STR playback subsystem, still experimental (Mike and Michael)
141 - ASV2 codec (Michael)
142 - CLJR decoder (Alex)
144 .. And lots more new enhances and fixes.
148 - completely new integer only mpeg audio layer 1/2/3 decoder rewritten
150 - recoded dct and motion vector search with gcc (no longer depends on
152 - fix quantization bug in AC3 encoder.
153 - added PCM codecs and format. Corrected wav/avi/asf pcm issues.
154 - added prototype ffplay program.
155 - added GOB header parsing on H.263/H.263+ decoder. (Juanjo)
156 - bug fix on MCBPC tables of H.263. (Juanjo)
157 - bug fix on DC coefficients of H.263. (Juanjo)
158 - added Advanced Prediction Mode on H.263/H.263+ decoder. (Juanjo)
159 - now we can decode H.263 streams found on QuickTime files. (Juanjo)
160 - now we can decode H.263 streams found on VIVO v1 files.(Juanjo)
161 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
162 - added GOB header for H.263/H.263+ coding on RTP mode. (Juanjo)
163 - now H.263 picture size is returned on the first decoded frame. (Juanjo)
164 - added first regression tests
165 - added MPEG2 TS demux
166 - new demux API for libav
167 - more accurate and faster IDCT (Michael)
168 - faster and entropy controlled motion search (Michael)
169 - two pass video encoding (Michael)
170 - new video rate control (Michael)
171 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
172 - great performance improvement of video encoders and decoders (Michael)
173 - new and faster bit readers and vlc parsers (Michael)
174 - high quality encoding mode : tries all macroblock/VLC types (Michael)
175 - added DV video decoder
176 - preliminary RTP/RTSP support in ffserver and libavformat
177 - H.263+ AIC decoding/encoding support. (Juanjo)
178 - VCD MPEG-PS mode. (Juanjo)
179 - PSNR stuff. (Juanjo)
180 - Simple stats output. (Juanjo)
181 - 16-bit and 15-bit rgb/bgr/gbr support (Bisqwit)
185 - some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>).
186 - many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>).
187 - added configure system (actually a small shell script).
188 - added mpeg audio layer 1/2/3 decoding using LGPL'ed mpglib by
189 Michael Hipp (temporary solution - waiting for integer only
191 - fixed VIDIOCSYNC interrupt.
192 - added Intel H263 decoding support ('I263' avi fourCC)
193 - added Real Video 1.0 decoding (needs further testing).
194 - simplified image formats again. Added PGM format (=grey
195 pgm). Renamed old PGM to PGMYUV.
196 - fixed msmpeg4 slice issues (tell me if you still find problems).
197 - fixed opendivx bugs with newer versions (added VOL header decoding).
198 - added support for mplayer interface.
199 - added macroblock skip optimization.
200 - added MJPEG decoder.
201 - added mmx/mmxext idct from libmpeg2.
202 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
203 <celer@shell.scrypt.net>).
204 - added pixel format convertion layer (e.g. for MJPEG or PPM).
205 - added deinterlacing option.
207 - mpeg4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>).
208 - ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).
209 - Windows porting of file converter.
210 - added MJPEG raw format (input/ouput).
211 - added JPEG image format support (input/output).
215 - fixed some std header definitions (Bjorn Lindgren
216 <bjorn.e.lindgren@telia.com>).
217 - added mpeg demux (mpeg 1 and 2 compatible).
219 - added prototype RM demux.
220 - added AC3 decoding (done with libac3 by Aaron Holtzman).
221 - added decoding codec parameter guessing (.e.g. for mpeg, because the
222 header does not include them).
223 - fixed header generation in mpeg1, AVI and ASF mux : wmplayer can now
224 play them (only tested video).
225 - fixed h263 white bug.
226 - fixed phase rounding in img resample filter.
227 - add mmx code for polyphase img resample filter.
228 - added CPU autodetect.
229 - added generic title/author/copyright/comment string handling (ASF and RM use them).
230 - added SWF demux to extract MP3 track (not usable yet because no MP3
232 - added fractional frame rate support.
233 - codecs are no longer searched by read_header() (should fix ffserver
238 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>).
239 - fixed raw yuv output.
240 - added motion rounding support in MPEG4.
241 - fixed motion bug rounding in MSMPEG4.
242 - added B frame handling in video core.
243 - added full MPEG1 decoding support.
244 - added partial (frame only) MPEG2 support.
245 - changed the FOURCC code for H.263 to "U263" to be able to see the
246 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
247 this +codec ;) (JuanJo).
248 - Halfpel motion estimation after mb type selection (JuanJo).
249 - added pgm and .Y.U.V output format.
250 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
252 - added pgmpipe I/O format (original patch from Martin Aumueller
253 <lists@reserv.at>, but changed completely since we use a format
254 instead of a protocol).
258 - added H263/MPEG4/MSMPEG4 decoding support. MPEG4 decoding support
259 (for openDIVX) is almost complete: 8x8 MVs and rounding are
260 missing. MSMPEG4 support is complete.
261 - added prototype MPEG1 decoder. Only I and P frames handled yet (it
262 can decode ffmpeg mpegs :-)).
263 - added libavcodec API documentation (see apiexample.c).
264 - fixed image polyphase bug (the bottom of some images could be
266 - added support for non clipped motion vectors (decoding only)
267 and image sizes non multiple of 16.
268 - added support for AC prediction (decoding only).
269 - added file overwrite confirmation (can be disabled with -y).
270 - Added custom size picture to H.263 using H.263+ (Juanjo).
274 - added MSMPEG4 (aka DIVX) compatible encoder. Changed default codec
275 of avi and asf to DIV3.
276 - added -me option to set motion estimation method
277 (default=log). suppressed redundant -hq option.
278 - added options -acodec and -vcodec to force a given codec (useful for
281 - improved dct_quantize speed.
282 - factorized some motion estimation code.
286 - removing grab code from ffserver and moved it to ffmpeg. Added multi
287 stream support to ffmpeg.
288 - added timeshifting support for live feeds (option ?date=xxx in the
290 - added high quality image resize code with polyphase filter (need
291 mmx/see optimisation). Enable multiple image size support in ffserver.
292 - added multi live feed support in ffserver.
293 - suppressed master feature from ffserver (it should be done with an
294 external program which opens the .ffm url and writes it to another
296 - added preliminary support for video stream parsing (wav and avi half
297 done). Added proper support for audio/video file convertion in
299 - added preliminary support for video file sending from ffserver.
300 - redesigning I/O subsystem : now using URL based input and output
302 - added wav format support.
303 - added "tty user interface" to ffmpeg to stop grabbing gracefully.
304 - added MMX/SSE optimizations to SAD (Sums of Absolutes Diferences)
305 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>).
306 - added MMX DCT from mpeg2_movie 1.5 (Juanjo).
307 - added new motion estimation algorithms, log and phods (Juanjo).
308 - changed directories : libav for format handling, libavcodec for
313 - added stereo in mpeg audio encoder.
317 - added 'high quality' mode which use motion vectors. It can be used in
318 real time at low resolution.
319 - fixed rounding problems which caused quality problems at high
320 bitrates and large gop size.
322 version 0.3.2: small fixes
327 version 0.3.1: added avi/divx support
330 - added mpeg4 codec compatible with open divx. It is based on the h263
332 - added sound for flash format (not tested)
334 version 0.3: initial public release