bump version numbers and update docs for adts aac support
[libav.git] / Changelog
1 version <next>
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
9 - H.261 video encoder
10 - QPEG video decoder
11 - Nullsoft Video (NSV) file demuxer
12 - Shorten audio decoder
13 - LOCO video 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
27 - QDM2 audio decoder
28 - cook 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 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
39 version 0.4.9-pre1:
40
41 - DV encoder, DV muxer
42 - Microsoft RLE video decoder
43 - Microsoft Video-1 decoder
44 - Apple Animation (RLE) decoder
45 - Apple Graphics (SMC) decoder
46 - Apple Video (RPZA) decoder
47 - Cinepak decoder
48 - Sega FILM (CPK) file demuxer
49 - Westwood multimedia support (VQA & AUD files)
50 - Id Quake II CIN playback support
51 - 8BPS video decoder
52 - FLIC playback support
53 - RealVideo 2.0 (RV20) decoder
54 - Duck TrueMotion v1 (DUCK) video decoder
55 - Sierra VMD demuxer and video decoder
56 - MSZH and ZLIB decoder support
57 - SVQ1 video encoder
58 - AMR-WB support
59 - PPC optimizations
60 - rate distortion optimal cbp support
61 - rate distorted optimal ac prediction for MPEG-4
62 - rate distorted optimal lambda->qp support
63 - AAC encoding with libfaac
64 - Sunplus JPEG codec (SP5X) support
65 - use Lagrange multipler instead of QP for ratecontrol
66 - Theora/VP3 decoding support
67 - XA and ADX ADPCM codecs
68 - export MPEG-2 active display area / pan scan
69 - Add support for configuring with IBM XLC
70 - floating point AAN DCT
71 - initial support for zygo video (not complete)
72 - RGB ffv1 support
73 - new audio/video parser API
74 - av_log() system
75 - av_read_frame() and av_seek_frame() support
76 - missing last frame fixes
77 - seek by mouse in ffplay
78 - noise reduction of DCT coefficients
79 - H.263 OBMC & 4MV support
80 - H.263 alternative inter vlc support
81 - H.263 loop filter
82 - H.263 slice structured mode
83 - interlaced DCT support for MPEG-2 encoding
84 - stuffing to stay above min_bitrate
85 - MB type & QP visualization
86 - frame stepping for ffplay
87 - interlaced motion estimation
88 - alternate scantable support
89 - SVCD scan offset support
90 - closed GOP support
91 - SSE2 FDCT
92 - quantizer noise shaping
93 - G.726 ADPCM audio codec
94 - MS ADPCM encoding
95 - multithreaded/SMP motion estimation
96 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
97 - multithreaded/SMP decoding for MPEG-2
98 - FLAC decoder
99 - Metrowerks CodeWarrior suppport
100 - H.263+ custom pcf support
101 - nicer output for 'ffmpeg -formats'
102 - Matroska demuxer
103 - SGI image format, encoding and decoding
104 - H.264 loop filter support
105 - H.264 CABAC support
106 - nicer looking arrows for the motion vector vissualization
107 - improved VCD support
108 - audio timestamp drift compensation
109 - MPEG-2 YUV 422/444 support
110 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
111 - better image scaling
112 - H.261 support
113 - correctly interleave packets during encoding
114 - VIS optimized motion compensation
115 - intra_dc_precision>0 encoding support
116 - support reuse of motion vectors/MB types/field select values of the source video
117 - more accurate deblock filter
118 - padding support
119 - many optimizations and bugfixes
120
121 version 0.4.8:
122
123 - MPEG-2 video encoding (Michael)
124 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
125 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
126 and Mario Brito)
127 - Xan DPCM audio decoder (Mario Brito)
128 - Interplay MVE playback subsystem (Mike Melanson)
129 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
130
131 version 0.4.7:
132
133 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
134 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
135 - current version now also compiles with older GCC (Fabrice)
136 - 4X multimedia playback system including 4xm file demuxer (Mike
137 Melanson), and 4X video and audio codecs (Michael)
138 - Creative YUV (CYUV) decoder (Mike Melanson)
139 - FFV1 codec (our very simple lossless intra only codec, compresses much better
140 than HuffYUV) (Michael)
141 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
142 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
143 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
144 - ffplay has been replaced with a newer version which uses SDL (optionally)
145 for multiplatform support (Fabrice)
146 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
147 by anonymous
148 - AMR format has been added (Johannes Carlsson)
149 - 3GP support has been added (Johannes Carlsson)
150 - VP3 codec has been added (Mike Melanson)
151 - more MPEG-1/2 fixes
152 - better multiplatform support, MS Visual Studio fixes (various)
153 - AltiVec optimizations (Magnus Damn and others)
154 - SH4 processor support has been added (BERO)
155 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
156 - VOB streaming support (Brian Foley)
157 - better MP3 autodetection (Andriy Rysin)
158 - qpel encoding (Michael)
159 - 4mv+b frames encoding finally fixed (Michael)
160 - chroma ME (Michael)
161 - 5 comparison functions for ME (Michael)
162 - B-frame encoding speedup (Michael)
163 - WMV2 codec (unfinished - Michael)
164 - user specified diamond size for EPZS (Michael)
165 - Playstation STR playback subsystem, still experimental (Mike and Michael)
166 - ASV2 codec (Michael)
167 - CLJR decoder (Alex)
168
169 .. And lots more new enhancements and fixes.
170
171 version 0.4.6:
172
173 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
174 from scratch
175 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
176 - fix quantization bug in AC3 encoder
177 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
178 - added prototype ffplay program
179 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
180 - bug fix on MCBPC tables of H.263 (Juanjo)
181 - bug fix on DC coefficients of H.263 (Juanjo)
182 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
183 - now we can decode H.263 streams found in QuickTime files (Juanjo)
184 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
185 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
186 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
187 - now H.263 picture size is returned on the first decoded frame (Juanjo)
188 - added first regression tests
189 - added MPEG-2 TS demuxer
190 - new demux API for libav
191 - more accurate and faster IDCT (Michael)
192 - faster and entropy-controlled motion search (Michael)
193 - two pass video encoding (Michael)
194 - new video rate control (Michael)
195 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
196 - great performance improvement of video encoders and decoders (Michael)
197 - new and faster bit readers and vlc parsers (Michael)
198 - high quality encoding mode: tries all macroblock/VLC types (Michael)
199 - added DV video decoder
200 - preliminary RTP/RTSP support in ffserver and libavformat
201 - H.263+ AIC decoding/encoding support (Juanjo)
202 - VCD MPEG-PS mode (Juanjo)
203 - PSNR stuff (Juanjo)
204 - simple stats output (Juanjo)
205 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
206
207 version 0.4.5:
208
209 - some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>)
210 - many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>)
211 - added configure system (actually a small shell script)
212 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
213 Michael Hipp (temporary solution - waiting for integer only
214 decoder)
215 - fixed VIDIOCSYNC interrupt
216 - added Intel H.263 decoding support ('I263' AVI fourCC)
217 - added Real Video 1.0 decoding (needs further testing)
218 - simplified image formats again. Added PGM format (=grey
219 pgm). Renamed old PGM to PGMYUV.
220 - fixed msmpeg4 slice issues (tell me if you still find problems)
221 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
222 - added support for MPlayer interface
223 - added macroblock skip optimization
224 - added MJPEG decoder
225 - added mmx/mmxext IDCT from libmpeg2
226 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
227 <celer@shell.scrypt.net>)
228 - added pixel format conversion layer (e.g. for MJPEG or PPM)
229 - added deinterlacing option
230 - MPEG-1/2 fixes
231 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>)
232 - ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).
233 - Windows porting of file converter
234 - added MJPEG raw format (input/ouput)
235 - added JPEG image format support (input/output)
236
237 version 0.4.4:
238
239 - fixed some std header definitions (Bjorn Lindgren
240 <bjorn.e.lindgren@telia.com>).
241 - added MPEG demuxer (MPEG-1 and 2 compatible).
242 - added ASF demuxer
243 - added prototype RM demuxer
244 - added AC3 decoding (done with libac3 by Aaron Holtzman)
245 - added decoding codec parameter guessing (.e.g. for MPEG, because the
246 header does not include them)
247 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
248 play them (only tested video)
249 - fixed H.263 white bug
250 - fixed phase rounding in img resample filter
251 - add MMX code for polyphase img resample filter
252 - added CPU autodetection
253 - added generic title/author/copyright/comment string handling (ASF and RM
254 use them)
255 - added SWF demux to extract MP3 track (not usable yet because no MP3
256 decoder)
257 - added fractional frame rate support
258 - codecs are no longer searched by read_header() (should fix ffserver
259 segfault)
260
261 version 0.4.3:
262
263 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>)
264 - fixed raw yuv output
265 - added motion rounding support in MPEG-4
266 - fixed motion bug rounding in MSMPEG4
267 - added B-frame handling in video core
268 - added full MPEG-1 decoding support
269 - added partial (frame only) MPEG-2 support
270 - changed the FOURCC code for H.263 to "U263" to be able to see the
271 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
272 this +codec ;) (JuanJo).
273 - Halfpel motion estimation after MB type selection (JuanJo)
274 - added pgm and .Y.U.V output format
275 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
276 output.
277 - added pgmpipe I/O format (original patch from Martin Aumueller
278 <lists@reserv.at>, but changed completely since we use a format
279 instead of a protocol)
280
281 version 0.4.2:
282
283 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
284 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
285 missing. MSMPEG4 support is complete.
286 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
287 can decode ffmpeg MPEGs :-)).
288 - added libavcodec API documentation (see apiexample.c).
289 - fixed image polyphase bug (the bottom of some images could be
290 greenish)
291 - added support for non clipped motion vectors (decoding only)
292 and image sizes non-multiple of 16
293 - added support for AC prediction (decoding only)
294 - added file overwrite confirmation (can be disabled with -y)
295 - added custom size picture to H.263 using H.263+ (Juanjo)
296
297 version 0.4.1:
298
299 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
300 of AVI and ASF to DIV3.
301 - added -me option to set motion estimation method
302 (default=log). suppressed redundant -hq option.
303 - added options -acodec and -vcodec to force a given codec (useful for
304 AVI for example)
305 - fixed -an option
306 - improved dct_quantize speed
307 - factorized some motion estimation code
308
309 version 0.4.0:
310
311 - removing grab code from ffserver and moved it to ffmpeg. Added
312 multistream support to ffmpeg.
313 - added timeshifting support for live feeds (option ?date=xxx in the
314 URL)
315 - added high quality image resize code with polyphase filter (need
316 mmx/see optimisation). Enable multiple image size support in ffserver.
317 - added multi live feed support in ffserver
318 - suppressed master feature from ffserver (it should be done with an
319 external program which opens the .ffm url and writes it to another
320 ffserver)
321 - added preliminary support for video stream parsing (WAV and AVI half
322 done). Added proper support for audio/video file conversion in
323 ffmpeg.
324 - added preliminary support for video file sending from ffserver
325 - redesigning I/O subsystem: now using URL based input and output
326 (see avio.h)
327 - added WAV format support
328 - added "tty user interface" to ffmpeg to stop grabbing gracefully
329 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
330 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>)
331 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
332 - added new motion estimation algorithms, log and phods (Juanjo)
333 - changed directories: libav for format handling, libavcodec for
334 codecs
335
336 version 0.3.4:
337
338 - added stereo in MPEG audio encoder
339
340 version 0.3.3:
341
342 - added 'high quality' mode which use motion vectors. It can be used in
343 real time at low resolution.
344 - fixed rounding problems which caused quality problems at high
345 bitrates and large GOP size
346
347 version 0.3.2: small fixes
348
349 - ASF fixes
350 - put_seek bug fix
351
352 version 0.3.1: added avi/divx support
353
354 - added AVI support
355 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
356 - added sound for flash format (not tested)
357
358 version 0.3: initial public release