AVPicture has 4 planes, not 3
[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
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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
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
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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
a991b1fe 66- TIFF picture decoder
06d392a7 67- GIF picture decoder
9d53d58e 68
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69version 0.4.9-pre1:
70
4fa1c4fa 71- DV encoder, DV muxer
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72- Microsoft RLE video decoder
73- Microsoft Video-1 decoder
070ed1bc 74- Apple Animation (RLE) decoder
42cad81a 75- Apple Graphics (SMC) decoder
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76- Apple Video (RPZA) decoder
77- Cinepak decoder
78- Sega FILM (CPK) file demuxer
42cad81a 79- Westwood multimedia support (VQA & AUD files)
4120a53a 80- Id Quake II CIN playback support
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81- 8BPS video decoder
82- FLIC playback support
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83- RealVideo 2.0 (RV20) decoder
84- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 85- Sierra VMD demuxer and video decoder
1defd2a8 86- MSZH and ZLIB decoder support
3b64893d 87- SVQ1 video encoder
1defd2a8 88- AMR-WB support
e0db8cfb 89- PPC optimizations
1defd2a8 90- rate distortion optimal cbp support
e0db8cfb 91- rate distorted optimal ac prediction for MPEG-4
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92- rate distorted optimal lambda->qp support
93- AAC encoding with libfaac
94- Sunplus JPEG codec (SP5X) support
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95- use Lagrange multipler instead of QP for ratecontrol
96- Theora/VP3 decoding support
1defd2a8 97- XA and ADX ADPCM codecs
e0db8cfb 98- export MPEG-2 active display area / pan scan
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99- Add support for configuring with IBM XLC
100- floating point AAN DCT
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101- initial support for zygo video (not complete)
102- RGB ffv1 support
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103- new audio/video parser API
104- av_log() system
105- av_read_frame() and av_seek_frame() support
106- missing last frame fixes
107- seek by mouse in ffplay
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108- noise reduction of DCT coefficients
109- H.263 OBMC & 4MV support
110- H.263 alternative inter vlc support
111- H.263 loop filter
112- H.263 slice structured mode
113- interlaced DCT support for MPEG-2 encoding
1defd2a8 114- stuffing to stay above min_bitrate
e0db8cfb 115- MB type & QP visualization
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116- frame stepping for ffplay
117- interlaced motion estimation
118- alternate scantable support
119- SVCD scan offset support
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120- closed GOP support
121- SSE2 FDCT
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122- quantizer noise shaping
123- G.726 ADPCM audio codec
124- MS ADPCM encoding
125- multithreaded/SMP motion estimation
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126- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
127- multithreaded/SMP decoding for MPEG-2
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128- FLAC decoder
129- Metrowerks CodeWarrior suppport
e0db8cfb 130- H.263+ custom pcf support
1defd2a8 131- nicer output for 'ffmpeg -formats'
e0db8cfb 132- Matroska demuxer
1defd2a8 133- SGI image format, encoding and decoding
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134- H.264 loop filter support
135- H.264 CABAC support
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136- nicer looking arrows for the motion vector vissualization
137- improved VCD support
138- audio timestamp drift compensation
e0db8cfb 139- MPEG-2 YUV 422/444 support
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140- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
141- better image scaling
e0db8cfb 142- H.261 support
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143- correctly interleave packets during encoding
144- VIS optimized motion compensation
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145- intra_dc_precision>0 encoding support
146- support reuse of motion vectors/MB types/field select values of the source video
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147- more accurate deblock filter
148- padding support
149- many optimizations and bugfixes
2fdf638b 150
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151version 0.4.8:
152
e0db8cfb 153- MPEG-2 video encoding (Michael)
d9d8910b 154- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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155- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
156 and Mario Brito)
157- Xan DPCM audio decoder (Mario Brito)
186447f8 158- Interplay MVE playback subsystem (Mike Melanson)
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159- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
160
161version 0.4.7:
e07702ba 162
e0db8cfb 163- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 164 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 165- current version now also compiles with older GCC (Fabrice)
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166- 4X multimedia playback system including 4xm file demuxer (Mike
167 Melanson), and 4X video and audio codecs (Michael)
168- Creative YUV (CYUV) decoder (Mike Melanson)
169- FFV1 codec (our very simple lossless intra only codec, compresses much better
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170 than HuffYUV) (Michael)
171- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
172- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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173 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
174- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 175 for multiplatform support (Fabrice)
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176- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
177 by anonymous
178- AMR format has been added (Johannes Carlsson)
e0db8cfb 179- 3GP support has been added (Johannes Carlsson)
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180- VP3 codec has been added (Mike Melanson)
181- more MPEG-1/2 fixes
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182- better multiplatform support, MS Visual Studio fixes (various)
183- AltiVec optimizations (Magnus Damn and others)
e07702ba 184- SH4 processor support has been added (BERO)
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185- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
186- VOB streaming support (Brian Foley)
187- better MP3 autodetection (Andriy Rysin)
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188- qpel encoding (Michael)
189- 4mv+b frames encoding finally fixed (Michael)
190- chroma ME (Michael)
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191- 5 comparison functions for ME (Michael)
192- B-frame encoding speedup (Michael)
193- WMV2 codec (unfinished - Michael)
d3d10087 194- user specified diamond size for EPZS (Michael)
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195- Playstation STR playback subsystem, still experimental (Mike and Michael)
196- ASV2 codec (Michael)
197- CLJR decoder (Alex)
d3d10087 198
e0db8cfb 199.. And lots more new enhancements and fixes.
e07702ba 200
d3d10087 201version 0.4.6:
739d6efa 202
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203- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
204 from scratch
205- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
206- fix quantization bug in AC3 encoder
207- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
208- added prototype ffplay program
209- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
210- bug fix on MCBPC tables of H.263 (Juanjo)
211- bug fix on DC coefficients of H.263 (Juanjo)
212- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
213- now we can decode H.263 streams found in QuickTime files (Juanjo)
214- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 215- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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216- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
217- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 218- added first regression tests
e0db8cfb 219- added MPEG-2 TS demuxer
a31e01c5 220- new demux API for libav
6d291820 221- more accurate and faster IDCT (Michael)
e0db8cfb 222- faster and entropy-controlled motion search (Michael)
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223- two pass video encoding (Michael)
224- new video rate control (Michael)
225- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
226- great performance improvement of video encoders and decoders (Michael)
227- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 228- high quality encoding mode: tries all macroblock/VLC types (Michael)
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229- added DV video decoder
230- preliminary RTP/RTSP support in ffserver and libavformat
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231- H.263+ AIC decoding/encoding support (Juanjo)
232- VCD MPEG-PS mode (Juanjo)
233- PSNR stuff (Juanjo)
234- simple stats output (Juanjo)
235- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 236
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237version 0.4.5:
238
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239- some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>)
240- many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>)
241- added configure system (actually a small shell script)
242- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 243 Michael Hipp (temporary solution - waiting for integer only
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244 decoder)
245- fixed VIDIOCSYNC interrupt
246- added Intel H.263 decoding support ('I263' AVI fourCC)
247- added Real Video 1.0 decoding (needs further testing)
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248- simplified image formats again. Added PGM format (=grey
249 pgm). Renamed old PGM to PGMYUV.
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250- fixed msmpeg4 slice issues (tell me if you still find problems)
251- fixed OpenDivX bugs with newer versions (added VOL header decoding)
252- added support for MPlayer interface
253- added macroblock skip optimization
254- added MJPEG decoder
255- added mmx/mmxext IDCT from libmpeg2
0c1e384c 256- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
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257 <celer@shell.scrypt.net>)
258- added pixel format conversion layer (e.g. for MJPEG or PPM)
259- added deinterlacing option
260- MPEG-1/2 fixes
261- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>)
262- ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).
263- Windows porting of file converter
264- added MJPEG raw format (input/ouput)
265- added JPEG image format support (input/output)
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266
267version 0.4.4:
268
269- fixed some std header definitions (Bjorn Lindgren
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270 <bjorn.e.lindgren@telia.com>).
271- added MPEG demuxer (MPEG-1 and 2 compatible).
272- added ASF demuxer
273- added prototype RM demuxer
274- added AC3 decoding (done with libac3 by Aaron Holtzman)
275- added decoding codec parameter guessing (.e.g. for MPEG, because the
276 header does not include them)
277- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
278 play them (only tested video)
279- fixed H.263 white bug
280- fixed phase rounding in img resample filter
281- add MMX code for polyphase img resample filter
282- added CPU autodetection
283- added generic title/author/copyright/comment string handling (ASF and RM
284 use them)
de6d9b64 285- added SWF demux to extract MP3 track (not usable yet because no MP3
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286 decoder)
287- added fractional frame rate support
de6d9b64 288- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 289 segfault)
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290
291version 0.4.3:
292
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293- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>)
294- fixed raw yuv output
295- added motion rounding support in MPEG-4
296- fixed motion bug rounding in MSMPEG4
297- added B-frame handling in video core
298- added full MPEG-1 decoding support
299- added partial (frame only) MPEG-2 support
de6d9b64 300- changed the FOURCC code for H.263 to "U263" to be able to see the
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301 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
302 this +codec ;) (JuanJo).
303- Halfpel motion estimation after MB type selection (JuanJo)
304- added pgm and .Y.U.V output format
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305- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
306 output.
307- added pgmpipe I/O format (original patch from Martin Aumueller
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308 <lists@reserv.at>, but changed completely since we use a format
309 instead of a protocol)
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310
311version 0.4.2:
312
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313- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
314 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 315 missing. MSMPEG4 support is complete.
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316- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
317 can decode ffmpeg MPEGs :-)).
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318- added libavcodec API documentation (see apiexample.c).
319- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 320 greenish)
de6d9b64 321- added support for non clipped motion vectors (decoding only)
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322 and image sizes non-multiple of 16
323- added support for AC prediction (decoding only)
324- added file overwrite confirmation (can be disabled with -y)
325- added custom size picture to H.263 using H.263+ (Juanjo)
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326
327version 0.4.1:
328
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329- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
330 of AVI and ASF to DIV3.
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331- added -me option to set motion estimation method
332 (default=log). suppressed redundant -hq option.
333- added options -acodec and -vcodec to force a given codec (useful for
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334 AVI for example)
335- fixed -an option
336- improved dct_quantize speed
337- factorized some motion estimation code
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338
339version 0.4.0:
340
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341- removing grab code from ffserver and moved it to ffmpeg. Added
342 multistream support to ffmpeg.
de6d9b64 343- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 344 URL)
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345- added high quality image resize code with polyphase filter (need
346 mmx/see optimisation). Enable multiple image size support in ffserver.
e0db8cfb 347- added multi live feed support in ffserver
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348- suppressed master feature from ffserver (it should be done with an
349 external program which opens the .ffm url and writes it to another
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350 ffserver)
351- added preliminary support for video stream parsing (WAV and AVI half
352 done). Added proper support for audio/video file conversion in
de6d9b64 353 ffmpeg.
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354- added preliminary support for video file sending from ffserver
355- redesigning I/O subsystem: now using URL based input and output
356 (see avio.h)
357- added WAV format support
358- added "tty user interface" to ffmpeg to stop grabbing gracefully
359- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
360 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>)
361- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
362- added new motion estimation algorithms, log and phods (Juanjo)
363- changed directories: libav for format handling, libavcodec for
364 codecs
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365
366version 0.3.4:
367
e0db8cfb 368- added stereo in MPEG audio encoder
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369
370version 0.3.3:
371
372- added 'high quality' mode which use motion vectors. It can be used in
373 real time at low resolution.
374- fixed rounding problems which caused quality problems at high
e0db8cfb 375 bitrates and large GOP size
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376
377version 0.3.2: small fixes
378
e0db8cfb 379- ASF fixes
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380- put_seek bug fix
381
382version 0.3.1: added avi/divx support
383
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384- added AVI support
385- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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386- added sound for flash format (not tested)
387
388version 0.3: initial public release