fix compilation of 3dnowext instinsincs, both on ia32 and AMD64.
[libav.git] / Changelog
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9d53d58e 1version <next>
06ab9cff 2- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
9d53d58e 3- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 4- IBM Ultimotion (ULTI) video decoder
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5- Sierra Online audio file demuxer and decoder
6- Apple QuickDraw (qdrw) video decoder
22052247 7- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 8- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 9- Miro VideoXL (VIXL) video decoder
b06b45c4 10- H.261 video encoder
acfd8f0f 11- QPEG video decoder
353147ed 12- Nullsoft Video (NSV) file demuxer
13dfd2b9 13- Shorten audio decoder
9c7fb608 14- LOCO video decoder
115329f1 15- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 16- Winnov WNV1 video decoder
589f8220 17- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 18- Indeo 2 video decoder
b81f8949 19- Fraps FPS1 video decoder
e0db8cfb 20- Snow video encoder/decoder
af4ca324 21- Sonic audio encoder/decoder
e0db8cfb 22- Vorbis audio decoder
af4ca324 23- Macromedia ADPCM decoder
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24- Duck TrueMotion 2 video decoder
25- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 26- H.264 custom quantization matrices support
a8289180 27- ffserver fixed, it should now be usable again
8d1018bf 28- QDM2 audio decoder
8a2d410e 29- Real Cooker audio decoder
bf3027c8 30- TrueSpeech audio decoder
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31- WMA2 audio decoder fixed, now all files should play correctly
32- RealAudio 14.4 and 28.8 decoders fixed
26d6d032 33- JPEG-LS encoder and decoder
45e63d13 34- CamStudio video decoder
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35- build system improvements
36- tabs and trailing whitespace removed from the codebase
f11288da 37- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 38- ADTS AAC file reading and writing
ea395e8c 39- Creative VOC file reading and writing
4e114829 40- American Laser Games multimedia (*.mm) playback system
9c8d8e84 41- Zip Blocks Motion Video decoder
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42- Improved Theora/VP3 decoder
43- True Audio (TTA) decoder
26376701 44- AVS demuxer and video decoder
348efc18 45- Smacker demuxer and decoder
dfca23e3 46- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 47- KMVC decoder
9d53d58e 48
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49version 0.4.9-pre1:
50
4fa1c4fa 51- DV encoder, DV muxer
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52- Microsoft RLE video decoder
53- Microsoft Video-1 decoder
070ed1bc 54- Apple Animation (RLE) decoder
42cad81a 55- Apple Graphics (SMC) decoder
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56- Apple Video (RPZA) decoder
57- Cinepak decoder
58- Sega FILM (CPK) file demuxer
42cad81a 59- Westwood multimedia support (VQA & AUD files)
4120a53a 60- Id Quake II CIN playback support
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61- 8BPS video decoder
62- FLIC playback support
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63- RealVideo 2.0 (RV20) decoder
64- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 65- Sierra VMD demuxer and video decoder
1defd2a8 66- MSZH and ZLIB decoder support
3b64893d 67- SVQ1 video encoder
1defd2a8 68- AMR-WB support
e0db8cfb 69- PPC optimizations
1defd2a8 70- rate distortion optimal cbp support
e0db8cfb 71- rate distorted optimal ac prediction for MPEG-4
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72- rate distorted optimal lambda->qp support
73- AAC encoding with libfaac
74- Sunplus JPEG codec (SP5X) support
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75- use Lagrange multipler instead of QP for ratecontrol
76- Theora/VP3 decoding support
1defd2a8 77- XA and ADX ADPCM codecs
e0db8cfb 78- export MPEG-2 active display area / pan scan
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79- Add support for configuring with IBM XLC
80- floating point AAN DCT
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81- initial support for zygo video (not complete)
82- RGB ffv1 support
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83- new audio/video parser API
84- av_log() system
85- av_read_frame() and av_seek_frame() support
86- missing last frame fixes
87- seek by mouse in ffplay
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88- noise reduction of DCT coefficients
89- H.263 OBMC & 4MV support
90- H.263 alternative inter vlc support
91- H.263 loop filter
92- H.263 slice structured mode
93- interlaced DCT support for MPEG-2 encoding
1defd2a8 94- stuffing to stay above min_bitrate
e0db8cfb 95- MB type & QP visualization
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96- frame stepping for ffplay
97- interlaced motion estimation
98- alternate scantable support
99- SVCD scan offset support
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100- closed GOP support
101- SSE2 FDCT
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102- quantizer noise shaping
103- G.726 ADPCM audio codec
104- MS ADPCM encoding
105- multithreaded/SMP motion estimation
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106- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
107- multithreaded/SMP decoding for MPEG-2
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108- FLAC decoder
109- Metrowerks CodeWarrior suppport
e0db8cfb 110- H.263+ custom pcf support
1defd2a8 111- nicer output for 'ffmpeg -formats'
e0db8cfb 112- Matroska demuxer
1defd2a8 113- SGI image format, encoding and decoding
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114- H.264 loop filter support
115- H.264 CABAC support
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116- nicer looking arrows for the motion vector vissualization
117- improved VCD support
118- audio timestamp drift compensation
e0db8cfb 119- MPEG-2 YUV 422/444 support
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120- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
121- better image scaling
e0db8cfb 122- H.261 support
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123- correctly interleave packets during encoding
124- VIS optimized motion compensation
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125- intra_dc_precision>0 encoding support
126- support reuse of motion vectors/MB types/field select values of the source video
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127- more accurate deblock filter
128- padding support
129- many optimizations and bugfixes
2fdf638b 130
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131version 0.4.8:
132
e0db8cfb 133- MPEG-2 video encoding (Michael)
d9d8910b 134- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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135- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
136 and Mario Brito)
137- Xan DPCM audio decoder (Mario Brito)
186447f8 138- Interplay MVE playback subsystem (Mike Melanson)
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139- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
140
141version 0.4.7:
e07702ba 142
e0db8cfb 143- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 144 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 145- current version now also compiles with older GCC (Fabrice)
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146- 4X multimedia playback system including 4xm file demuxer (Mike
147 Melanson), and 4X video and audio codecs (Michael)
148- Creative YUV (CYUV) decoder (Mike Melanson)
149- FFV1 codec (our very simple lossless intra only codec, compresses much better
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150 than HuffYUV) (Michael)
151- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
152- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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153 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
154- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 155 for multiplatform support (Fabrice)
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156- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
157 by anonymous
158- AMR format has been added (Johannes Carlsson)
e0db8cfb 159- 3GP support has been added (Johannes Carlsson)
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160- VP3 codec has been added (Mike Melanson)
161- more MPEG-1/2 fixes
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162- better multiplatform support, MS Visual Studio fixes (various)
163- AltiVec optimizations (Magnus Damn and others)
e07702ba 164- SH4 processor support has been added (BERO)
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165- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
166- VOB streaming support (Brian Foley)
167- better MP3 autodetection (Andriy Rysin)
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168- qpel encoding (Michael)
169- 4mv+b frames encoding finally fixed (Michael)
170- chroma ME (Michael)
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171- 5 comparison functions for ME (Michael)
172- B-frame encoding speedup (Michael)
173- WMV2 codec (unfinished - Michael)
d3d10087 174- user specified diamond size for EPZS (Michael)
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175- Playstation STR playback subsystem, still experimental (Mike and Michael)
176- ASV2 codec (Michael)
177- CLJR decoder (Alex)
d3d10087 178
e0db8cfb 179.. And lots more new enhancements and fixes.
e07702ba 180
d3d10087 181version 0.4.6:
739d6efa 182
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183- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
184 from scratch
185- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
186- fix quantization bug in AC3 encoder
187- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
188- added prototype ffplay program
189- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
190- bug fix on MCBPC tables of H.263 (Juanjo)
191- bug fix on DC coefficients of H.263 (Juanjo)
192- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
193- now we can decode H.263 streams found in QuickTime files (Juanjo)
194- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 195- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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196- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
197- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 198- added first regression tests
e0db8cfb 199- added MPEG-2 TS demuxer
a31e01c5 200- new demux API for libav
6d291820 201- more accurate and faster IDCT (Michael)
e0db8cfb 202- faster and entropy-controlled motion search (Michael)
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203- two pass video encoding (Michael)
204- new video rate control (Michael)
205- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
206- great performance improvement of video encoders and decoders (Michael)
207- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 208- high quality encoding mode: tries all macroblock/VLC types (Michael)
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209- added DV video decoder
210- preliminary RTP/RTSP support in ffserver and libavformat
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211- H.263+ AIC decoding/encoding support (Juanjo)
212- VCD MPEG-PS mode (Juanjo)
213- PSNR stuff (Juanjo)
214- simple stats output (Juanjo)
215- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 216
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217version 0.4.5:
218
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219- some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>)
220- many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>)
221- added configure system (actually a small shell script)
222- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 223 Michael Hipp (temporary solution - waiting for integer only
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224 decoder)
225- fixed VIDIOCSYNC interrupt
226- added Intel H.263 decoding support ('I263' AVI fourCC)
227- added Real Video 1.0 decoding (needs further testing)
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228- simplified image formats again. Added PGM format (=grey
229 pgm). Renamed old PGM to PGMYUV.
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230- fixed msmpeg4 slice issues (tell me if you still find problems)
231- fixed OpenDivX bugs with newer versions (added VOL header decoding)
232- added support for MPlayer interface
233- added macroblock skip optimization
234- added MJPEG decoder
235- added mmx/mmxext IDCT from libmpeg2
0c1e384c 236- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
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237 <celer@shell.scrypt.net>)
238- added pixel format conversion layer (e.g. for MJPEG or PPM)
239- added deinterlacing option
240- MPEG-1/2 fixes
241- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>)
242- ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).
243- Windows porting of file converter
244- added MJPEG raw format (input/ouput)
245- added JPEG image format support (input/output)
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246
247version 0.4.4:
248
249- fixed some std header definitions (Bjorn Lindgren
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250 <bjorn.e.lindgren@telia.com>).
251- added MPEG demuxer (MPEG-1 and 2 compatible).
252- added ASF demuxer
253- added prototype RM demuxer
254- added AC3 decoding (done with libac3 by Aaron Holtzman)
255- added decoding codec parameter guessing (.e.g. for MPEG, because the
256 header does not include them)
257- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
258 play them (only tested video)
259- fixed H.263 white bug
260- fixed phase rounding in img resample filter
261- add MMX code for polyphase img resample filter
262- added CPU autodetection
263- added generic title/author/copyright/comment string handling (ASF and RM
264 use them)
de6d9b64 265- added SWF demux to extract MP3 track (not usable yet because no MP3
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266 decoder)
267- added fractional frame rate support
de6d9b64 268- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 269 segfault)
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270
271version 0.4.3:
272
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273- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>)
274- fixed raw yuv output
275- added motion rounding support in MPEG-4
276- fixed motion bug rounding in MSMPEG4
277- added B-frame handling in video core
278- added full MPEG-1 decoding support
279- added partial (frame only) MPEG-2 support
de6d9b64 280- changed the FOURCC code for H.263 to "U263" to be able to see the
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281 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
282 this +codec ;) (JuanJo).
283- Halfpel motion estimation after MB type selection (JuanJo)
284- added pgm and .Y.U.V output format
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285- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
286 output.
287- added pgmpipe I/O format (original patch from Martin Aumueller
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288 <lists@reserv.at>, but changed completely since we use a format
289 instead of a protocol)
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290
291version 0.4.2:
292
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293- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
294 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 295 missing. MSMPEG4 support is complete.
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296- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
297 can decode ffmpeg MPEGs :-)).
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298- added libavcodec API documentation (see apiexample.c).
299- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 300 greenish)
de6d9b64 301- added support for non clipped motion vectors (decoding only)
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302 and image sizes non-multiple of 16
303- added support for AC prediction (decoding only)
304- added file overwrite confirmation (can be disabled with -y)
305- added custom size picture to H.263 using H.263+ (Juanjo)
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306
307version 0.4.1:
308
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309- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
310 of AVI and ASF to DIV3.
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311- added -me option to set motion estimation method
312 (default=log). suppressed redundant -hq option.
313- added options -acodec and -vcodec to force a given codec (useful for
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314 AVI for example)
315- fixed -an option
316- improved dct_quantize speed
317- factorized some motion estimation code
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318
319version 0.4.0:
320
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321- removing grab code from ffserver and moved it to ffmpeg. Added
322 multistream support to ffmpeg.
de6d9b64 323- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 324 URL)
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325- added high quality image resize code with polyphase filter (need
326 mmx/see optimisation). Enable multiple image size support in ffserver.
e0db8cfb 327- added multi live feed support in ffserver
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328- suppressed master feature from ffserver (it should be done with an
329 external program which opens the .ffm url and writes it to another
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330 ffserver)
331- added preliminary support for video stream parsing (WAV and AVI half
332 done). Added proper support for audio/video file conversion in
de6d9b64 333 ffmpeg.
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334- added preliminary support for video file sending from ffserver
335- redesigning I/O subsystem: now using URL based input and output
336 (see avio.h)
337- added WAV format support
338- added "tty user interface" to ffmpeg to stop grabbing gracefully
339- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
340 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>)
341- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
342- added new motion estimation algorithms, log and phods (Juanjo)
343- changed directories: libav for format handling, libavcodec for
344 codecs
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345
346version 0.3.4:
347
e0db8cfb 348- added stereo in MPEG audio encoder
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349
350version 0.3.3:
351
352- added 'high quality' mode which use motion vectors. It can be used in
353 real time at low resolution.
354- fixed rounding problems which caused quality problems at high
e0db8cfb 355 bitrates and large GOP size
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356
357version 0.3.2: small fixes
358
e0db8cfb 359- ASF fixes
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360- put_seek bug fix
361
362version 0.3.1: added avi/divx support
363
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364- added AVI support
365- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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366- added sound for flash format (not tested)
367
368version 0.3: initial public release