Remove unused file
[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
a3cad047 22- Vorbis audio encoder/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
f48d6e1b 41- Zip Blocks Motion Video decoder and encoder
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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
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48- MPEG-2 intra vlc support
49- MPEG-2 4:2:2 encoder
0919e788 50- Flash Screen Video decoder
cc0bc648 51- GXF demuxer
6a09487e 52- Chinese AVS decoder
43dcf590 53- GXF muxer
07bf2af8 54- MXF demuxer
b394e39a 55- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 56- MacIntel support
8ac17293 57- AVISynth support
eb57c889 58- VMware video decoder
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59- VP5 video decoder
60- VP6 video decoder
730581f3 61- WavPack lossless audio decoder
3689cf16 62- Targa (.TGA) picture decoder
dc56e0de 63- Delphine Software .cin demuxer/audio and video decoder
29f86228 64- Tiertex .seq demuxer/video decoder
f7bc5837 65- MTV demuxer
716222db 66- TIFF picture encoder and decoder
06d392a7 67- GIF picture decoder
84ed36da 68- Intel Music decoder
185c7b6b 69- Musepack decoder
8adc51f2 70- Flash Screen Video encoder
150d2772 71- Theora encoding via libtheora
52548eee 72- BMP encoder
039cd4a7 73- WMA encoder
346a655d 74- GSM-MS encoder and decoder
01ca9ac3 75- DCA decoder
33a0dd37 76- DXA demuxer and decoder
52b6bad2 77- DNxHD decoder
efb0c399 78- Gamecube movie (.THP) playback system
a5fbe001 79- Blackfin optimizations
9a0ddd09 80- Interplay C93 demuxer and video decoder
1e6c6759 81- Bethsoft VID demuxer and video decoder
8e952e4d 82- CRYO APC demuxer
10e26bc7 83- Atrac3 decoder
b46d68c6 84- V.Flash PTX decoder
9020e697 85- RoQ muxer, audio encoder
ad39f1a7 86- Renderware TXD demuxer and decoder
4d5588cf 87- extern C declarations for C++ removed from headers
82e60541 88- sws_flags command line option
ddcf4b5d 89- codebook generator
03e3e765 90- RoQ video encoder
d3b7406c 91- QTRLE encoder
9d53d58e 92
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93version 0.4.9-pre1:
94
4fa1c4fa 95- DV encoder, DV muxer
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96- Microsoft RLE video decoder
97- Microsoft Video-1 decoder
070ed1bc 98- Apple Animation (RLE) decoder
42cad81a 99- Apple Graphics (SMC) decoder
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100- Apple Video (RPZA) decoder
101- Cinepak decoder
102- Sega FILM (CPK) file demuxer
42cad81a 103- Westwood multimedia support (VQA & AUD files)
4120a53a 104- Id Quake II CIN playback support
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105- 8BPS video decoder
106- FLIC playback support
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107- RealVideo 2.0 (RV20) decoder
108- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 109- Sierra VMD demuxer and video decoder
1defd2a8 110- MSZH and ZLIB decoder support
3b64893d 111- SVQ1 video encoder
1defd2a8 112- AMR-WB support
e0db8cfb 113- PPC optimizations
1defd2a8 114- rate distortion optimal cbp support
e0db8cfb 115- rate distorted optimal ac prediction for MPEG-4
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116- rate distorted optimal lambda->qp support
117- AAC encoding with libfaac
118- Sunplus JPEG codec (SP5X) support
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119- use Lagrange multipler instead of QP for ratecontrol
120- Theora/VP3 decoding support
1defd2a8 121- XA and ADX ADPCM codecs
e0db8cfb 122- export MPEG-2 active display area / pan scan
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123- Add support for configuring with IBM XLC
124- floating point AAN DCT
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125- initial support for zygo video (not complete)
126- RGB ffv1 support
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127- new audio/video parser API
128- av_log() system
129- av_read_frame() and av_seek_frame() support
130- missing last frame fixes
131- seek by mouse in ffplay
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132- noise reduction of DCT coefficients
133- H.263 OBMC & 4MV support
134- H.263 alternative inter vlc support
135- H.263 loop filter
136- H.263 slice structured mode
137- interlaced DCT support for MPEG-2 encoding
1defd2a8 138- stuffing to stay above min_bitrate
e0db8cfb 139- MB type & QP visualization
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140- frame stepping for ffplay
141- interlaced motion estimation
142- alternate scantable support
143- SVCD scan offset support
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144- closed GOP support
145- SSE2 FDCT
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146- quantizer noise shaping
147- G.726 ADPCM audio codec
148- MS ADPCM encoding
149- multithreaded/SMP motion estimation
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150- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
151- multithreaded/SMP decoding for MPEG-2
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152- FLAC decoder
153- Metrowerks CodeWarrior suppport
e0db8cfb 154- H.263+ custom pcf support
1defd2a8 155- nicer output for 'ffmpeg -formats'
e0db8cfb 156- Matroska demuxer
1defd2a8 157- SGI image format, encoding and decoding
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158- H.264 loop filter support
159- H.264 CABAC support
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160- nicer looking arrows for the motion vector vissualization
161- improved VCD support
162- audio timestamp drift compensation
e0db8cfb 163- MPEG-2 YUV 422/444 support
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164- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
165- better image scaling
e0db8cfb 166- H.261 support
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167- correctly interleave packets during encoding
168- VIS optimized motion compensation
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169- intra_dc_precision>0 encoding support
170- support reuse of motion vectors/MB types/field select values of the source video
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171- more accurate deblock filter
172- padding support
173- many optimizations and bugfixes
2fdf638b 174
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175version 0.4.8:
176
e0db8cfb 177- MPEG-2 video encoding (Michael)
d9d8910b 178- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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179- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
180 and Mario Brito)
181- Xan DPCM audio decoder (Mario Brito)
186447f8 182- Interplay MVE playback subsystem (Mike Melanson)
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183- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
184
185version 0.4.7:
e07702ba 186
e0db8cfb 187- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 188 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 189- current version now also compiles with older GCC (Fabrice)
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190- 4X multimedia playback system including 4xm file demuxer (Mike
191 Melanson), and 4X video and audio codecs (Michael)
192- Creative YUV (CYUV) decoder (Mike Melanson)
193- FFV1 codec (our very simple lossless intra only codec, compresses much better
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194 than HuffYUV) (Michael)
195- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
196- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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197 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
198- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 199 for multiplatform support (Fabrice)
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200- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
201 by anonymous
202- AMR format has been added (Johannes Carlsson)
e0db8cfb 203- 3GP support has been added (Johannes Carlsson)
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204- VP3 codec has been added (Mike Melanson)
205- more MPEG-1/2 fixes
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206- better multiplatform support, MS Visual Studio fixes (various)
207- AltiVec optimizations (Magnus Damn and others)
e07702ba 208- SH4 processor support has been added (BERO)
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209- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
210- VOB streaming support (Brian Foley)
211- better MP3 autodetection (Andriy Rysin)
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212- qpel encoding (Michael)
213- 4mv+b frames encoding finally fixed (Michael)
214- chroma ME (Michael)
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215- 5 comparison functions for ME (Michael)
216- B-frame encoding speedup (Michael)
217- WMV2 codec (unfinished - Michael)
d3d10087 218- user specified diamond size for EPZS (Michael)
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219- Playstation STR playback subsystem, still experimental (Mike and Michael)
220- ASV2 codec (Michael)
221- CLJR decoder (Alex)
d3d10087 222
e0db8cfb 223.. And lots more new enhancements and fixes.
e07702ba 224
d3d10087 225version 0.4.6:
739d6efa 226
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227- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
228 from scratch
229- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
230- fix quantization bug in AC3 encoder
231- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
232- added prototype ffplay program
233- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
234- bug fix on MCBPC tables of H.263 (Juanjo)
235- bug fix on DC coefficients of H.263 (Juanjo)
236- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
237- now we can decode H.263 streams found in QuickTime files (Juanjo)
238- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 239- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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240- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
241- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 242- added first regression tests
e0db8cfb 243- added MPEG-2 TS demuxer
a31e01c5 244- new demux API for libav
6d291820 245- more accurate and faster IDCT (Michael)
e0db8cfb 246- faster and entropy-controlled motion search (Michael)
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247- two pass video encoding (Michael)
248- new video rate control (Michael)
249- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
250- great performance improvement of video encoders and decoders (Michael)
251- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 252- high quality encoding mode: tries all macroblock/VLC types (Michael)
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253- added DV video decoder
254- preliminary RTP/RTSP support in ffserver and libavformat
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255- H.263+ AIC decoding/encoding support (Juanjo)
256- VCD MPEG-PS mode (Juanjo)
257- PSNR stuff (Juanjo)
258- simple stats output (Juanjo)
259- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 260
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261version 0.4.5:
262
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263- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
264- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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265- added configure system (actually a small shell script)
266- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 267 Michael Hipp (temporary solution - waiting for integer only
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268 decoder)
269- fixed VIDIOCSYNC interrupt
270- added Intel H.263 decoding support ('I263' AVI fourCC)
271- added Real Video 1.0 decoding (needs further testing)
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272- simplified image formats again. Added PGM format (=grey
273 pgm). Renamed old PGM to PGMYUV.
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274- fixed msmpeg4 slice issues (tell me if you still find problems)
275- fixed OpenDivX bugs with newer versions (added VOL header decoding)
276- added support for MPlayer interface
277- added macroblock skip optimization
278- added MJPEG decoder
279- added mmx/mmxext IDCT from libmpeg2
0c1e384c 280- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 281 <celer at shell.scrypt.net>)
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282- added pixel format conversion layer (e.g. for MJPEG or PPM)
283- added deinterlacing option
284- MPEG-1/2 fixes
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285- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
286- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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287- Windows porting of file converter
288- added MJPEG raw format (input/ouput)
289- added JPEG image format support (input/output)
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290
291version 0.4.4:
292
293- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 294 <bjorn.e.lindgren at telia.com>).
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295- added MPEG demuxer (MPEG-1 and 2 compatible).
296- added ASF demuxer
297- added prototype RM demuxer
298- added AC3 decoding (done with libac3 by Aaron Holtzman)
299- added decoding codec parameter guessing (.e.g. for MPEG, because the
300 header does not include them)
301- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
302 play them (only tested video)
303- fixed H.263 white bug
304- fixed phase rounding in img resample filter
305- add MMX code for polyphase img resample filter
306- added CPU autodetection
307- added generic title/author/copyright/comment string handling (ASF and RM
308 use them)
de6d9b64 309- added SWF demux to extract MP3 track (not usable yet because no MP3
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310 decoder)
311- added fractional frame rate support
de6d9b64 312- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 313 segfault)
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314
315version 0.4.3:
316
dd5cf2ad 317- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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318- fixed raw yuv output
319- added motion rounding support in MPEG-4
320- fixed motion bug rounding in MSMPEG4
321- added B-frame handling in video core
322- added full MPEG-1 decoding support
323- added partial (frame only) MPEG-2 support
de6d9b64 324- changed the FOURCC code for H.263 to "U263" to be able to see the
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325 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
326 this +codec ;) (JuanJo).
327- Halfpel motion estimation after MB type selection (JuanJo)
328- added pgm and .Y.U.V output format
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329- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
330 output.
331- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 332 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 333 instead of a protocol)
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334
335version 0.4.2:
336
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337- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
338 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 339 missing. MSMPEG4 support is complete.
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340- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
341 can decode ffmpeg MPEGs :-)).
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342- added libavcodec API documentation (see apiexample.c).
343- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 344 greenish)
de6d9b64 345- added support for non clipped motion vectors (decoding only)
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346 and image sizes non-multiple of 16
347- added support for AC prediction (decoding only)
348- added file overwrite confirmation (can be disabled with -y)
349- added custom size picture to H.263 using H.263+ (Juanjo)
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350
351version 0.4.1:
352
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353- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
354 of AVI and ASF to DIV3.
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355- added -me option to set motion estimation method
356 (default=log). suppressed redundant -hq option.
357- added options -acodec and -vcodec to force a given codec (useful for
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358 AVI for example)
359- fixed -an option
360- improved dct_quantize speed
361- factorized some motion estimation code
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362
363version 0.4.0:
364
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365- removing grab code from ffserver and moved it to ffmpeg. Added
366 multistream support to ffmpeg.
de6d9b64 367- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 368 URL)
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369- added high quality image resize code with polyphase filter (need
370 mmx/see optimisation). Enable multiple image size support in ffserver.
e0db8cfb 371- added multi live feed support in ffserver
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372- suppressed master feature from ffserver (it should be done with an
373 external program which opens the .ffm url and writes it to another
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374 ffserver)
375- added preliminary support for video stream parsing (WAV and AVI half
376 done). Added proper support for audio/video file conversion in
de6d9b64 377 ffmpeg.
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378- added preliminary support for video file sending from ffserver
379- redesigning I/O subsystem: now using URL based input and output
380 (see avio.h)
381- added WAV format support
382- added "tty user interface" to ffmpeg to stop grabbing gracefully
383- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 384 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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385- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
386- added new motion estimation algorithms, log and phods (Juanjo)
387- changed directories: libav for format handling, libavcodec for
388 codecs
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389
390version 0.3.4:
391
e0db8cfb 392- added stereo in MPEG audio encoder
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393
394version 0.3.3:
395
396- added 'high quality' mode which use motion vectors. It can be used in
397 real time at low resolution.
398- fixed rounding problems which caused quality problems at high
e0db8cfb 399 bitrates and large GOP size
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400
401version 0.3.2: small fixes
402
e0db8cfb 403- ASF fixes
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404- put_seek bug fix
405
406version 0.3.1: added avi/divx support
407
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408- added AVI support
409- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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410- added sound for flash format (not tested)
411
412version 0.3: initial public release