IntraX8 (J-Frame) sub-decoder for WMV2 and VC-1
[libav.git] / Changelog
1 version <next>
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
10 - H.261 video encoder
11 - QPEG video decoder
12 - Nullsoft Video (NSV) file demuxer
13 - Shorten audio decoder
14 - LOCO video 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
28 - QDM2 audio decoder
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
47 - KMVC decoder
48 - MPEG-2 intra vlc support
49 - MPEG-2 4:2:2 encoder
50 - Flash Screen Video decoder
51 - GXF demuxer
52 - Chinese AVS decoder
53 - GXF muxer
54 - MXF demuxer
55 - VC-1/WMV3/WMV9 video decoder
56 - MacIntel support
57 - AVISynth support
58 - VMware video decoder
59 - VP5 video decoder
60 - VP6 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
65 - MTV demuxer
66 - TIFF picture encoder and decoder
67 - GIF picture decoder
68 - Intel Music decoder
69 - Musepack decoder
70 - Flash Screen Video encoder
71 - Theora encoding via libtheora
72 - BMP encoder
73 - WMA encoder
74 - GSM-MS encoder and decoder
75 - DCA decoder
76 - DXA demuxer and decoder
77 - DNxHD decoder
78 - Gamecube movie (.THP) playback system
79 - Blackfin optimizations
80 - Interplay C93 demuxer and video decoder
81 - Bethsoft VID demuxer and video decoder
82 - CRYO APC demuxer
83 - Atrac3 decoder
84 - V.Flash PTX 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
89 - codebook generator
90 - RoQ video encoder
91 - QTRLE encoder
92 - OS/2 support removed
93 - AC-3 decoder
94 - NUT muxer (since r10052)
95 - Matroska muxer
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
100 - DNxHD encoder
101 - H.264 PAFF decoding
102 - Nellymoser ASAO decoder
103 - Beam Software SIFF demuxer and decoder
104 - libvorbis Vorbis decoding removed in favor of native decoder
105 - IntraX8 (J-Frame) sub-decoder for WMV2 and VC-1
106
107 version 0.4.9-pre1:
108
109 - DV encoder, DV muxer
110 - Microsoft RLE video decoder
111 - Microsoft Video-1 decoder
112 - Apple Animation (RLE) decoder
113 - Apple Graphics (SMC) decoder
114 - Apple Video (RPZA) decoder
115 - Cinepak decoder
116 - Sega FILM (CPK) file demuxer
117 - Westwood multimedia support (VQA & AUD files)
118 - Id Quake II CIN playback support
119 - 8BPS video decoder
120 - FLIC playback support
121 - RealVideo 2.0 (RV20) decoder
122 - Duck TrueMotion v1 (DUCK) video decoder
123 - Sierra VMD demuxer and video decoder
124 - MSZH and ZLIB decoder support
125 - SVQ1 video encoder
126 - AMR-WB support
127 - PPC optimizations
128 - rate distortion optimal cbp support
129 - rate distorted optimal ac prediction for MPEG-4
130 - rate distorted optimal lambda->qp support
131 - AAC encoding with libfaac
132 - Sunplus JPEG codec (SP5X) support
133 - use Lagrange multipler instead of QP for ratecontrol
134 - Theora/VP3 decoding support
135 - XA and ADX ADPCM codecs
136 - export MPEG-2 active display area / pan scan
137 - Add support for configuring with IBM XLC
138 - floating point AAN DCT
139 - initial support for zygo video (not complete)
140 - RGB ffv1 support
141 - new audio/video parser API
142 - av_log() system
143 - av_read_frame() and av_seek_frame() support
144 - missing last frame fixes
145 - seek by mouse in ffplay
146 - noise reduction of DCT coefficients
147 - H.263 OBMC & 4MV support
148 - H.263 alternative inter vlc support
149 - H.263 loop filter
150 - H.263 slice structured mode
151 - interlaced DCT support for MPEG-2 encoding
152 - stuffing to stay above min_bitrate
153 - MB type & QP visualization
154 - frame stepping for ffplay
155 - interlaced motion estimation
156 - alternate scantable support
157 - SVCD scan offset support
158 - closed GOP support
159 - SSE2 FDCT
160 - quantizer noise shaping
161 - G.726 ADPCM audio codec
162 - MS ADPCM encoding
163 - multithreaded/SMP motion estimation
164 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
165 - multithreaded/SMP decoding for MPEG-2
166 - FLAC decoder
167 - Metrowerks CodeWarrior suppport
168 - H.263+ custom pcf support
169 - nicer output for 'ffmpeg -formats'
170 - Matroska demuxer
171 - SGI image format, encoding and decoding
172 - H.264 loop filter support
173 - H.264 CABAC support
174 - nicer looking arrows for the motion vector vissualization
175 - improved VCD support
176 - audio timestamp drift compensation
177 - MPEG-2 YUV 422/444 support
178 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
179 - better image scaling
180 - H.261 support
181 - correctly interleave packets during encoding
182 - VIS optimized motion compensation
183 - intra_dc_precision>0 encoding support
184 - support reuse of motion vectors/MB types/field select values of the source video
185 - more accurate deblock filter
186 - padding support
187 - many optimizations and bugfixes
188
189 version 0.4.8:
190
191 - MPEG-2 video encoding (Michael)
192 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
193 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
194 and Mario Brito)
195 - Xan DPCM audio decoder (Mario Brito)
196 - Interplay MVE playback subsystem (Mike Melanson)
197 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
198
199 version 0.4.7:
200
201 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
202 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
203 - current version now also compiles with older GCC (Fabrice)
204 - 4X multimedia playback system including 4xm file demuxer (Mike
205 Melanson), and 4X video and audio codecs (Michael)
206 - Creative YUV (CYUV) decoder (Mike Melanson)
207 - FFV1 codec (our very simple lossless intra only codec, compresses much better
208 than HuffYUV) (Michael)
209 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
210 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
211 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
212 - ffplay has been replaced with a newer version which uses SDL (optionally)
213 for multiplatform support (Fabrice)
214 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
215 by anonymous
216 - AMR format has been added (Johannes Carlsson)
217 - 3GP support has been added (Johannes Carlsson)
218 - VP3 codec has been added (Mike Melanson)
219 - more MPEG-1/2 fixes
220 - better multiplatform support, MS Visual Studio fixes (various)
221 - AltiVec optimizations (Magnus Damn and others)
222 - SH4 processor support has been added (BERO)
223 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
224 - VOB streaming support (Brian Foley)
225 - better MP3 autodetection (Andriy Rysin)
226 - qpel encoding (Michael)
227 - 4mv+b frames encoding finally fixed (Michael)
228 - chroma ME (Michael)
229 - 5 comparison functions for ME (Michael)
230 - B-frame encoding speedup (Michael)
231 - WMV2 codec (unfinished - Michael)
232 - user specified diamond size for EPZS (Michael)
233 - Playstation STR playback subsystem, still experimental (Mike and Michael)
234 - ASV2 codec (Michael)
235 - CLJR decoder (Alex)
236
237 .. And lots more new enhancements and fixes.
238
239 version 0.4.6:
240
241 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
242 from scratch
243 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
244 - fix quantization bug in AC3 encoder
245 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
246 - added prototype ffplay program
247 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
248 - bug fix on MCBPC tables of H.263 (Juanjo)
249 - bug fix on DC coefficients of H.263 (Juanjo)
250 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
251 - now we can decode H.263 streams found in QuickTime files (Juanjo)
252 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
253 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
254 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
255 - now H.263 picture size is returned on the first decoded frame (Juanjo)
256 - added first regression tests
257 - added MPEG-2 TS demuxer
258 - new demux API for libav
259 - more accurate and faster IDCT (Michael)
260 - faster and entropy-controlled motion search (Michael)
261 - two pass video encoding (Michael)
262 - new video rate control (Michael)
263 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
264 - great performance improvement of video encoders and decoders (Michael)
265 - new and faster bit readers and vlc parsers (Michael)
266 - high quality encoding mode: tries all macroblock/VLC types (Michael)
267 - added DV video decoder
268 - preliminary RTP/RTSP support in ffserver and libavformat
269 - H.263+ AIC decoding/encoding support (Juanjo)
270 - VCD MPEG-PS mode (Juanjo)
271 - PSNR stuff (Juanjo)
272 - simple stats output (Juanjo)
273 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
274
275 version 0.4.5:
276
277 - some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
278 - many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
279 - added configure system (actually a small shell script)
280 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
281 Michael Hipp (temporary solution - waiting for integer only
282 decoder)
283 - fixed VIDIOCSYNC interrupt
284 - added Intel H.263 decoding support ('I263' AVI fourCC)
285 - added Real Video 1.0 decoding (needs further testing)
286 - simplified image formats again. Added PGM format (=grey
287 pgm). Renamed old PGM to PGMYUV.
288 - fixed msmpeg4 slice issues (tell me if you still find problems)
289 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
290 - added support for MPlayer interface
291 - added macroblock skip optimization
292 - added MJPEG decoder
293 - added mmx/mmxext IDCT from libmpeg2
294 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
295 <celer at shell.scrypt.net>)
296 - added pixel format conversion layer (e.g. for MJPEG or PPM)
297 - added deinterlacing option
298 - MPEG-1/2 fixes
299 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
300 - ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
301 - Windows porting of file converter
302 - added MJPEG raw format (input/ouput)
303 - added JPEG image format support (input/output)
304
305 version 0.4.4:
306
307 - fixed some std header definitions (Bjorn Lindgren
308 <bjorn.e.lindgren at telia.com>).
309 - added MPEG demuxer (MPEG-1 and 2 compatible).
310 - added ASF demuxer
311 - added prototype RM demuxer
312 - added AC3 decoding (done with libac3 by Aaron Holtzman)
313 - added decoding codec parameter guessing (.e.g. for MPEG, because the
314 header does not include them)
315 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
316 play them (only tested video)
317 - fixed H.263 white bug
318 - fixed phase rounding in img resample filter
319 - add MMX code for polyphase img resample filter
320 - added CPU autodetection
321 - added generic title/author/copyright/comment string handling (ASF and RM
322 use them)
323 - added SWF demux to extract MP3 track (not usable yet because no MP3
324 decoder)
325 - added fractional frame rate support
326 - codecs are no longer searched by read_header() (should fix ffserver
327 segfault)
328
329 version 0.4.3:
330
331 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
332 - fixed raw yuv output
333 - added motion rounding support in MPEG-4
334 - fixed motion bug rounding in MSMPEG4
335 - added B-frame handling in video core
336 - added full MPEG-1 decoding support
337 - added partial (frame only) MPEG-2 support
338 - changed the FOURCC code for H.263 to "U263" to be able to see the
339 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
340 this +codec ;) (JuanJo).
341 - Halfpel motion estimation after MB type selection (JuanJo)
342 - added pgm and .Y.U.V output format
343 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
344 output.
345 - added pgmpipe I/O format (original patch from Martin Aumueller
346 <lists at reserv.at>, but changed completely since we use a format
347 instead of a protocol)
348
349 version 0.4.2:
350
351 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
352 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
353 missing. MSMPEG4 support is complete.
354 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
355 can decode ffmpeg MPEGs :-)).
356 - added libavcodec API documentation (see apiexample.c).
357 - fixed image polyphase bug (the bottom of some images could be
358 greenish)
359 - added support for non clipped motion vectors (decoding only)
360 and image sizes non-multiple of 16
361 - added support for AC prediction (decoding only)
362 - added file overwrite confirmation (can be disabled with -y)
363 - added custom size picture to H.263 using H.263+ (Juanjo)
364
365 version 0.4.1:
366
367 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
368 of AVI and ASF to DIV3.
369 - added -me option to set motion estimation method
370 (default=log). suppressed redundant -hq option.
371 - added options -acodec and -vcodec to force a given codec (useful for
372 AVI for example)
373 - fixed -an option
374 - improved dct_quantize speed
375 - factorized some motion estimation code
376
377 version 0.4.0:
378
379 - removing grab code from ffserver and moved it to ffmpeg. Added
380 multistream support to ffmpeg.
381 - added timeshifting support for live feeds (option ?date=xxx in the
382 URL)
383 - added high quality image resize code with polyphase filter (need
384 mmx/see optimisation). Enable multiple image size support in ffserver.
385 - added multi live feed support in ffserver
386 - suppressed master feature from ffserver (it should be done with an
387 external program which opens the .ffm url and writes it to another
388 ffserver)
389 - added preliminary support for video stream parsing (WAV and AVI half
390 done). Added proper support for audio/video file conversion in
391 ffmpeg.
392 - added preliminary support for video file sending from ffserver
393 - redesigning I/O subsystem: now using URL based input and output
394 (see avio.h)
395 - added WAV format support
396 - added "tty user interface" to ffmpeg to stop grabbing gracefully
397 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
398 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
399 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
400 - added new motion estimation algorithms, log and phods (Juanjo)
401 - changed directories: libav for format handling, libavcodec for
402 codecs
403
404 version 0.3.4:
405
406 - added stereo in MPEG audio encoder
407
408 version 0.3.3:
409
410 - added 'high quality' mode which use motion vectors. It can be used in
411 real time at low resolution.
412 - fixed rounding problems which caused quality problems at high
413 bitrates and large GOP size
414
415 version 0.3.2: small fixes
416
417 - ASF fixes
418 - put_seek bug fix
419
420 version 0.3.1: added avi/divx support
421
422 - added AVI support
423 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
424 - added sound for flash format (not tested)
425
426 version 0.3: initial public release