readability cosmetics
[libav.git] / Changelog
CommitLineData
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
d08d7142
MM
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
e0db8cfb
DB
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
65694974
DB
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
3f45598a
DB
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
8a2d410e
AB
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
2d974017
BC
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
5ce117c3
AJ
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
9d53d58e 89
1defd2a8
MN
90version 0.4.9-pre1:
91
4fa1c4fa 92- DV encoder, DV muxer
2fdf638b
MM
93- Microsoft RLE video decoder
94- Microsoft Video-1 decoder
070ed1bc 95- Apple Animation (RLE) decoder
42cad81a 96- Apple Graphics (SMC) decoder
2fdf638b
MM
97- Apple Video (RPZA) decoder
98- Cinepak decoder
99- Sega FILM (CPK) file demuxer
42cad81a 100- Westwood multimedia support (VQA & AUD files)
4120a53a 101- Id Quake II CIN playback support
42cad81a
MM
102- 8BPS video decoder
103- FLIC playback support
9a4117d5
MM
104- RealVideo 2.0 (RV20) decoder
105- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 106- Sierra VMD demuxer and video decoder
1defd2a8 107- MSZH and ZLIB decoder support
3b64893d 108- SVQ1 video encoder
1defd2a8 109- AMR-WB support
e0db8cfb 110- PPC optimizations
1defd2a8 111- rate distortion optimal cbp support
e0db8cfb 112- rate distorted optimal ac prediction for MPEG-4
1defd2a8
MN
113- rate distorted optimal lambda->qp support
114- AAC encoding with libfaac
115- Sunplus JPEG codec (SP5X) support
e0db8cfb
DB
116- use Lagrange multipler instead of QP for ratecontrol
117- Theora/VP3 decoding support
1defd2a8 118- XA and ADX ADPCM codecs
e0db8cfb 119- export MPEG-2 active display area / pan scan
1defd2a8
MN
120- Add support for configuring with IBM XLC
121- floating point AAN DCT
e0db8cfb
DB
122- initial support for zygo video (not complete)
123- RGB ffv1 support
1defd2a8
MN
124- new audio/video parser API
125- av_log() system
126- av_read_frame() and av_seek_frame() support
127- missing last frame fixes
128- seek by mouse in ffplay
e0db8cfb
DB
129- noise reduction of DCT coefficients
130- H.263 OBMC & 4MV support
131- H.263 alternative inter vlc support
132- H.263 loop filter
133- H.263 slice structured mode
134- interlaced DCT support for MPEG-2 encoding
1defd2a8 135- stuffing to stay above min_bitrate
e0db8cfb 136- MB type & QP visualization
1defd2a8
MN
137- frame stepping for ffplay
138- interlaced motion estimation
139- alternate scantable support
140- SVCD scan offset support
e0db8cfb
DB
141- closed GOP support
142- SSE2 FDCT
1defd2a8
MN
143- quantizer noise shaping
144- G.726 ADPCM audio codec
145- MS ADPCM encoding
146- multithreaded/SMP motion estimation
e0db8cfb
DB
147- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
148- multithreaded/SMP decoding for MPEG-2
1defd2a8
MN
149- FLAC decoder
150- Metrowerks CodeWarrior suppport
e0db8cfb 151- H.263+ custom pcf support
1defd2a8 152- nicer output for 'ffmpeg -formats'
e0db8cfb 153- Matroska demuxer
1defd2a8 154- SGI image format, encoding and decoding
e0db8cfb
DB
155- H.264 loop filter support
156- H.264 CABAC support
1defd2a8
MN
157- nicer looking arrows for the motion vector vissualization
158- improved VCD support
159- audio timestamp drift compensation
e0db8cfb 160- MPEG-2 YUV 422/444 support
1defd2a8
MN
161- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
162- better image scaling
e0db8cfb 163- H.261 support
1defd2a8
MN
164- correctly interleave packets during encoding
165- VIS optimized motion compensation
e0db8cfb
DB
166- intra_dc_precision>0 encoding support
167- support reuse of motion vectors/MB types/field select values of the source video
1defd2a8
MN
168- more accurate deblock filter
169- padding support
170- many optimizations and bugfixes
2fdf638b 171
8c522a40
FB
172version 0.4.8:
173
e0db8cfb 174- MPEG-2 video encoding (Michael)
d9d8910b 175- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
b17e9c99
MM
176- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
177 and Mario Brito)
178- Xan DPCM audio decoder (Mario Brito)
186447f8 179- Interplay MVE playback subsystem (Mike Melanson)
b17e9c99
MM
180- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
181
182version 0.4.7:
e07702ba 183
e0db8cfb 184- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 185 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 186- current version now also compiles with older GCC (Fabrice)
e07702ba
HBH
187- 4X multimedia playback system including 4xm file demuxer (Mike
188 Melanson), and 4X video and audio codecs (Michael)
189- Creative YUV (CYUV) decoder (Mike Melanson)
190- FFV1 codec (our very simple lossless intra only codec, compresses much better
e0db8cfb
DB
191 than HuffYUV) (Michael)
192- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
193- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
e07702ba
HBH
194 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
195- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 196 for multiplatform support (Fabrice)
e07702ba
HBH
197- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
198 by anonymous
199- AMR format has been added (Johannes Carlsson)
e0db8cfb 200- 3GP support has been added (Johannes Carlsson)
e07702ba
HBH
201- VP3 codec has been added (Mike Melanson)
202- more MPEG-1/2 fixes
e0db8cfb
DB
203- better multiplatform support, MS Visual Studio fixes (various)
204- AltiVec optimizations (Magnus Damn and others)
e07702ba 205- SH4 processor support has been added (BERO)
e0db8cfb
DB
206- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
207- VOB streaming support (Brian Foley)
208- better MP3 autodetection (Andriy Rysin)
d3d10087
FB
209- qpel encoding (Michael)
210- 4mv+b frames encoding finally fixed (Michael)
211- chroma ME (Michael)
e0db8cfb
DB
212- 5 comparison functions for ME (Michael)
213- B-frame encoding speedup (Michael)
214- WMV2 codec (unfinished - Michael)
d3d10087 215- user specified diamond size for EPZS (Michael)
b17e9c99
MM
216- Playstation STR playback subsystem, still experimental (Mike and Michael)
217- ASV2 codec (Michael)
218- CLJR decoder (Alex)
d3d10087 219
e0db8cfb 220.. And lots more new enhancements and fixes.
e07702ba 221
d3d10087 222version 0.4.6:
739d6efa 223
e0db8cfb
DB
224- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
225 from scratch
226- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
227- fix quantization bug in AC3 encoder
228- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
229- added prototype ffplay program
230- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
231- bug fix on MCBPC tables of H.263 (Juanjo)
232- bug fix on DC coefficients of H.263 (Juanjo)
233- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
234- now we can decode H.263 streams found in QuickTime files (Juanjo)
235- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 236- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
e0db8cfb
DB
237- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
238- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 239- added first regression tests
e0db8cfb 240- added MPEG-2 TS demuxer
a31e01c5 241- new demux API for libav
6d291820 242- more accurate and faster IDCT (Michael)
e0db8cfb 243- faster and entropy-controlled motion search (Michael)
6d291820
FB
244- two pass video encoding (Michael)
245- new video rate control (Michael)
246- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
247- great performance improvement of video encoders and decoders (Michael)
248- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 249- high quality encoding mode: tries all macroblock/VLC types (Michael)
6d291820
FB
250- added DV video decoder
251- preliminary RTP/RTSP support in ffserver and libavformat
e0db8cfb
DB
252- H.263+ AIC decoding/encoding support (Juanjo)
253- VCD MPEG-PS mode (Juanjo)
254- PSNR stuff (Juanjo)
255- simple stats output (Juanjo)
256- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 257
de6d9b64
FB
258version 0.4.5:
259
e0db8cfb
DB
260- some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>)
261- many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>)
262- added configure system (actually a small shell script)
263- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 264 Michael Hipp (temporary solution - waiting for integer only
e0db8cfb
DB
265 decoder)
266- fixed VIDIOCSYNC interrupt
267- added Intel H.263 decoding support ('I263' AVI fourCC)
268- added Real Video 1.0 decoding (needs further testing)
de6d9b64
FB
269- simplified image formats again. Added PGM format (=grey
270 pgm). Renamed old PGM to PGMYUV.
e0db8cfb
DB
271- fixed msmpeg4 slice issues (tell me if you still find problems)
272- fixed OpenDivX bugs with newer versions (added VOL header decoding)
273- added support for MPlayer interface
274- added macroblock skip optimization
275- added MJPEG decoder
276- added mmx/mmxext IDCT from libmpeg2
0c1e384c 277- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
e0db8cfb
DB
278 <celer@shell.scrypt.net>)
279- added pixel format conversion layer (e.g. for MJPEG or PPM)
280- added deinterlacing option
281- MPEG-1/2 fixes
282- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>)
283- ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).
284- Windows porting of file converter
285- added MJPEG raw format (input/ouput)
286- added JPEG image format support (input/output)
de6d9b64
FB
287
288version 0.4.4:
289
290- fixed some std header definitions (Bjorn Lindgren
e0db8cfb
DB
291 <bjorn.e.lindgren@telia.com>).
292- added MPEG demuxer (MPEG-1 and 2 compatible).
293- added ASF demuxer
294- added prototype RM demuxer
295- added AC3 decoding (done with libac3 by Aaron Holtzman)
296- added decoding codec parameter guessing (.e.g. for MPEG, because the
297 header does not include them)
298- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
299 play them (only tested video)
300- fixed H.263 white bug
301- fixed phase rounding in img resample filter
302- add MMX code for polyphase img resample filter
303- added CPU autodetection
304- added generic title/author/copyright/comment string handling (ASF and RM
305 use them)
de6d9b64 306- added SWF demux to extract MP3 track (not usable yet because no MP3
e0db8cfb
DB
307 decoder)
308- added fractional frame rate support
de6d9b64 309- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 310 segfault)
de6d9b64
FB
311
312version 0.4.3:
313
e0db8cfb
DB
314- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>)
315- fixed raw yuv output
316- added motion rounding support in MPEG-4
317- fixed motion bug rounding in MSMPEG4
318- added B-frame handling in video core
319- added full MPEG-1 decoding support
320- added partial (frame only) MPEG-2 support
de6d9b64 321- changed the FOURCC code for H.263 to "U263" to be able to see the
e0db8cfb
DB
322 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
323 this +codec ;) (JuanJo).
324- Halfpel motion estimation after MB type selection (JuanJo)
325- added pgm and .Y.U.V output format
de6d9b64
FB
326- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
327 output.
328- added pgmpipe I/O format (original patch from Martin Aumueller
e0db8cfb
DB
329 <lists@reserv.at>, but changed completely since we use a format
330 instead of a protocol)
de6d9b64
FB
331
332version 0.4.2:
333
e0db8cfb
DB
334- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
335 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 336 missing. MSMPEG4 support is complete.
e0db8cfb
DB
337- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
338 can decode ffmpeg MPEGs :-)).
de6d9b64
FB
339- added libavcodec API documentation (see apiexample.c).
340- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 341 greenish)
de6d9b64 342- added support for non clipped motion vectors (decoding only)
e0db8cfb
DB
343 and image sizes non-multiple of 16
344- added support for AC prediction (decoding only)
345- added file overwrite confirmation (can be disabled with -y)
346- added custom size picture to H.263 using H.263+ (Juanjo)
de6d9b64
FB
347
348version 0.4.1:
349
e0db8cfb
DB
350- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
351 of AVI and ASF to DIV3.
de6d9b64
FB
352- added -me option to set motion estimation method
353 (default=log). suppressed redundant -hq option.
354- added options -acodec and -vcodec to force a given codec (useful for
e0db8cfb
DB
355 AVI for example)
356- fixed -an option
357- improved dct_quantize speed
358- factorized some motion estimation code
de6d9b64
FB
359
360version 0.4.0:
361
e0db8cfb
DB
362- removing grab code from ffserver and moved it to ffmpeg. Added
363 multistream support to ffmpeg.
de6d9b64 364- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 365 URL)
de6d9b64
FB
366- added high quality image resize code with polyphase filter (need
367 mmx/see optimisation). Enable multiple image size support in ffserver.
e0db8cfb 368- added multi live feed support in ffserver
de6d9b64
FB
369- suppressed master feature from ffserver (it should be done with an
370 external program which opens the .ffm url and writes it to another
e0db8cfb
DB
371 ffserver)
372- added preliminary support for video stream parsing (WAV and AVI half
373 done). Added proper support for audio/video file conversion in
de6d9b64 374 ffmpeg.
e0db8cfb
DB
375- added preliminary support for video file sending from ffserver
376- redesigning I/O subsystem: now using URL based input and output
377 (see avio.h)
378- added WAV format support
379- added "tty user interface" to ffmpeg to stop grabbing gracefully
380- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
381 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>)
382- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
383- added new motion estimation algorithms, log and phods (Juanjo)
384- changed directories: libav for format handling, libavcodec for
385 codecs
de6d9b64
FB
386
387version 0.3.4:
388
e0db8cfb 389- added stereo in MPEG audio encoder
de6d9b64
FB
390
391version 0.3.3:
392
393- added 'high quality' mode which use motion vectors. It can be used in
394 real time at low resolution.
395- fixed rounding problems which caused quality problems at high
e0db8cfb 396 bitrates and large GOP size
de6d9b64
FB
397
398version 0.3.2: small fixes
399
e0db8cfb 400- ASF fixes
de6d9b64
FB
401- put_seek bug fix
402
403version 0.3.1: added avi/divx support
404
e0db8cfb
DB
405- added AVI support
406- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
de6d9b64
FB
407- added sound for flash format (not tested)
408
409version 0.3: initial public release