Add myself as contributor.
[libav.git] / Changelog
CommitLineData
888505df
DB
1Entries are sorted chronologically from oldest to youngest within each release,
2releases are sorted from youngest to oldest.
3
4
2db272e9
DB
5version <next>:
6
7- PB-frame decoding for H.263
b11163c8 8- deprecated vhook subsystem removed
3444c914 9- deprecated old scaler removed
616e899c 10- VQF demuxer
b3b5946c 11- Alpha channel scaler
effcedf7 12- PCX encoder
9edfaf3c 13- RTP packetization of H.263
08e696c0 14- RTP packetization of AMR
e6327fba 15- RTP depacketization of Vorbis
e9356be5 16- CorePNG decoding support
9189d7eb 17- Cook multichannel decoding support
276f8e2b 18- introduced avlanguage helpers in libavformat
f0b19bd3 19- 8088flex TMV demuxer and decoder
5f1ac36d 20- per-stream language-tags extraction in asfdec
ca0bb1c4 21- V210 decoder and encoder
de08ebe3 22- remaining GPL parts in AC-3 decoder converted to LGPL
cdce0fb8 23- QCP demuxer
cbfe5bee 24- SoX native format muxer and demuxer
0b175caa 25- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
94d3d6a4 26- DPX image decoder
c63ea92b 27- Electronic Arts Madcow decoder
a4276ba2 28- DivX (XSUB) subtitle encoder
0a4a0aa7 29- nonfree libamr support for AMR-NB/WB decoding/encoding removed
78e65cd7 30- Experimental AAC encoder
c2f3eec4 31- RTP depacketization of ASF and RTSP from WMS servers
9fd6b843 32- RTMP support in libavformat
3106f489 33- noX handling for OPT_BOOL X options
740e89cf 34- Wave64 demuxer
ab1eff9c 35- IEC-61937 compatible Muxer
7bd47335 36- TwinVQ decoder
c58b82a2 37- Bluray (PGS) subtitle decoder
5dd3707b 38- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
c1061cc7 39- Wmapro decoder
5f14b565 40- Core Audio Format demuxer
61dc238b
BL
41- Atrac1 decoder
42- MD STUDIO audio demuxer
811e0fc2 43- RF64 support in WAV demuxer
99971952 44- MPEG-4 Audio Lossless Coding (ALS) decoder
0584b718 45- -formats option split into -formats, -codecs, -bsfs, and -protocols
7c3c53c8 46- IV8 demuxer
a3d995c1 47- CDG demuxer and decoder
4aaab0a3 48- R210 decoder
ce293510 49- Auravision Aura 1 and 2 decoders
e6565055 50- Deluxe Paint Animation playback system
d140b025 51- SIPR decoder
83ab7f18 52- Adobe Filmstrip muxer and demuxer
45aa9080 53- RTP depacketization of H.263
c0d3f516 54- Bink demuxer and Bink Audio decoder
4ebaec79 55- enable symbol versioning by default for linkers that support it
b9e06ddd 56- IFF PBM/ILBM bitmap decoder
084eb95f 57- concat protocol
5bebe94d 58- Indeo 5 decoder
556aa7a1 59- RTP depacketization of AMR
fa65584f 60- WMAVoice decoder
de08ebe3 61
2db272e9
DB
62
63
e0e86c52
DB
64version 0.5:
65
06ab9cff 66- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
9d53d58e 67- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 68- IBM Ultimotion (ULTI) video decoder
d08d7142
MM
69- Sierra Online audio file demuxer and decoder
70- Apple QuickDraw (qdrw) video decoder
22052247 71- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 72- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 73- Miro VideoXL (VIXL) video decoder
b06b45c4 74- H.261 video encoder
acfd8f0f 75- QPEG video decoder
353147ed 76- Nullsoft Video (NSV) file demuxer
13dfd2b9 77- Shorten audio decoder
9c7fb608 78- LOCO video decoder
115329f1 79- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 80- Winnov WNV1 video decoder
589f8220 81- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 82- Indeo 2 video decoder
b81f8949 83- Fraps FPS1 video decoder
e0db8cfb 84- Snow video encoder/decoder
af4ca324 85- Sonic audio encoder/decoder
108ab268 86- Vorbis audio decoder
af4ca324 87- Macromedia ADPCM decoder
e0db8cfb
DB
88- Duck TrueMotion 2 video decoder
89- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 90- H.264 custom quantization matrices support
a8289180 91- ffserver fixed, it should now be usable again
8d1018bf 92- QDM2 audio decoder
8a2d410e 93- Real Cooker audio decoder
bf3027c8 94- TrueSpeech audio decoder
65694974
DB
95- WMA2 audio decoder fixed, now all files should play correctly
96- RealAudio 14.4 and 28.8 decoders fixed
108ab268 97- JPEG-LS decoder
3f45598a
DB
98- build system improvements
99- tabs and trailing whitespace removed from the codebase
108ab268 100- CamStudio video decoder
f11288da 101- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 102- ADTS AAC file reading and writing
ea395e8c 103- Creative VOC file reading and writing
4e114829 104- American Laser Games multimedia (*.mm) playback system
6a7d2c3d 105- Zip Motion Blocks Video decoder
58cf42fa 106- improved Theora/VP3 decoder
8a2d410e 107- True Audio (TTA) decoder
26376701 108- AVS demuxer and video decoder
108ab268 109- JPEG-LS encoder
348efc18 110- Smacker demuxer and decoder
dfca23e3 111- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 112- KMVC decoder
58cf42fa 113- MPEG-2 intra VLC support
2d974017 114- MPEG-2 4:2:2 encoder
0919e788 115- Flash Screen Video decoder
cc0bc648 116- GXF demuxer
6a09487e 117- Chinese AVS decoder
43dcf590 118- GXF muxer
07bf2af8 119- MXF demuxer
b394e39a 120- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 121- MacIntel support
8ac17293 122- AVISynth support
eb57c889 123- VMware video decoder
5ce117c3
AJ
124- VP5 video decoder
125- VP6 video decoder
730581f3 126- WavPack lossless audio decoder
3689cf16 127- Targa (.TGA) picture decoder
108ab268 128- Vorbis audio encoder
dc56e0de 129- Delphine Software .cin demuxer/audio and video decoder
29f86228 130- Tiertex .seq demuxer/video decoder
f7bc5837 131- MTV demuxer
716222db 132- TIFF picture encoder and decoder
06d392a7 133- GIF picture decoder
58cf42fa 134- Intel Music Coder decoder
6a7d2c3d 135- Zip Motion Blocks Video encoder
185c7b6b 136- Musepack decoder
8adc51f2 137- Flash Screen Video encoder
150d2772 138- Theora encoding via libtheora
52548eee 139- BMP encoder
039cd4a7 140- WMA encoder
346a655d 141- GSM-MS encoder and decoder
01ca9ac3 142- DCA decoder
33a0dd37 143- DXA demuxer and decoder
52b6bad2 144- DNxHD decoder
efb0c399 145- Gamecube movie (.THP) playback system
a5fbe001 146- Blackfin optimizations
9a0ddd09 147- Interplay C93 demuxer and video decoder
1e6c6759 148- Bethsoft VID demuxer and video decoder
8e952e4d 149- CRYO APC demuxer
10e26bc7 150- Atrac3 decoder
b46d68c6 151- V.Flash PTX decoder
58cf42fa 152- RoQ muxer, RoQ audio encoder
ad39f1a7 153- Renderware TXD demuxer and decoder
4d5588cf 154- extern C declarations for C++ removed from headers
82e60541 155- sws_flags command line option
ddcf4b5d 156- codebook generator
03e3e765 157- RoQ video encoder
d3b7406c 158- QTRLE encoder
d22e8442 159- OS/2 support removed and restored again
6ea67bbb 160- AC-3 decoder
58cf42fa 161- NUT muxer
108ab268 162- additional SPARC (VIS) optimizations
e09f7d61 163- Matroska muxer
58cf42fa 164- slice-based parallel H.264 decoding
bf4a1f17 165- Monkey's Audio demuxer and decoder
8787d837 166- AMV audio and video decoder
fc4cbc16 167- DNxHD encoder
d6c52130 168- H.264 PAFF decoding
636b13c5 169- Nellymoser ASAO decoder
66f7679c 170- Beam Software SIFF demuxer and decoder
f9def9cc 171- libvorbis Vorbis decoding removed in favor of native decoder
541432c3 172- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
56dc1fdf 173- Ogg (Theora, Vorbis and FLAC) muxer
108ab268 174- The "device" muxers and demuxers are now in a new libavdevice library
540945eb
IP
175- PC Paintbrush PCX decoder
176- Sun Rasterfile decoder
920d3609 177- TechnoTrend PVA demuxer
77c1d04d 178- Linux Media Labs MPEG-4 (LMLM4) demuxer
b264a084 179- AVM2 (Flash 9) SWF muxer
9dc92a38 180- QT variant of IMA ADPCM encoder
39fc859e 181- VFW grabber
58cf42fa 182- iPod/iPhone compatible mp4 muxer
a7129de5 183- Mimic decoder
0f3444e1 184- MSN TCP Webcam stream demuxer
86b3cf7c 185- RL2 demuxer / decoder
d299be08
JM
186- IFF demuxer
187- 8SVX audio decoder
b00b15be 188- non-recursive Makefiles
b64c096b 189- BFI demuxer
74118c07 190- MAXIS EA XA (.xa) demuxer / decoder
2003d3da 191- BFI video decoder
ea662534 192- OMA demuxer
b517af05 193- MLP/TrueHD decoder
e1c74782 194- Electronic Arts CMV decoder
822cc8f7
RP
195- Motion Pixels Video decoder
196- Motion Pixels MVI demuxer
e44bbf62 197- removed animated GIF decoder/demuxer
51c3861e 198- D-Cinema audio muxer
cfc78718 199- Electronic Arts TGV decoder
833e90dd 200- Apple Lossless Audio Codec (ALAC) encoder
7d8f3de4 201- AAC decoder
eb6fc557 202- floating point PCM encoder/decoder
cedebde1 203- MXF muxer
108ab268 204- DV100 AKA DVCPRO HD decoder and demuxer
1f6a594d 205- E-AC-3 support added to AC-3 decoder
755ba886 206- Nellymoser ASAO encoder
0c86f89a 207- ASS and SSA demuxer and muxer
d8d12c15 208- liba52 wrapper removed
0ac1dc6f 209- SVQ3 watermark decoding support
f6958006 210- Speex decoding via libspeex
42b30357 211- Electronic Arts TGQ decoder
108ab268 212- RV40 decoder
73b458e3 213- QCELP / PureVoice decoder
108ab268 214- RV30 decoder
7906f3ca 215- hybrid WavPack support
7eb68edb 216- R3D REDCODE demuxer
115d095e 217- ALSA support for playback and record
d8964f3a 218- Electronic Arts TQI decoder
9a77d59a 219- OpenJPEG based JPEG 2000 decoder
58cf42fa 220- NC (NC4600) camera file demuxer
865780ae 221- Gopher client support
bd3f81f3 222- MXF D-10 muxer
58cf42fa
DB
223- generic metadata API
224
9d53d58e 225
0ca3e336 226
1defd2a8
MN
227version 0.4.9-pre1:
228
4fa1c4fa 229- DV encoder, DV muxer
2fdf638b
MM
230- Microsoft RLE video decoder
231- Microsoft Video-1 decoder
070ed1bc 232- Apple Animation (RLE) decoder
42cad81a 233- Apple Graphics (SMC) decoder
2fdf638b
MM
234- Apple Video (RPZA) decoder
235- Cinepak decoder
236- Sega FILM (CPK) file demuxer
42cad81a 237- Westwood multimedia support (VQA & AUD files)
4120a53a 238- Id Quake II CIN playback support
42cad81a
MM
239- 8BPS video decoder
240- FLIC playback support
9a4117d5
MM
241- RealVideo 2.0 (RV20) decoder
242- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 243- Sierra VMD demuxer and video decoder
1defd2a8 244- MSZH and ZLIB decoder support
3b64893d 245- SVQ1 video encoder
1defd2a8 246- AMR-WB support
e0db8cfb 247- PPC optimizations
1defd2a8 248- rate distortion optimal cbp support
e0db8cfb 249- rate distorted optimal ac prediction for MPEG-4
1defd2a8
MN
250- rate distorted optimal lambda->qp support
251- AAC encoding with libfaac
252- Sunplus JPEG codec (SP5X) support
e0db8cfb
DB
253- use Lagrange multipler instead of QP for ratecontrol
254- Theora/VP3 decoding support
1defd2a8 255- XA and ADX ADPCM codecs
e0db8cfb 256- export MPEG-2 active display area / pan scan
1defd2a8
MN
257- Add support for configuring with IBM XLC
258- floating point AAN DCT
e0db8cfb
DB
259- initial support for zygo video (not complete)
260- RGB ffv1 support
1defd2a8
MN
261- new audio/video parser API
262- av_log() system
263- av_read_frame() and av_seek_frame() support
264- missing last frame fixes
265- seek by mouse in ffplay
e0db8cfb
DB
266- noise reduction of DCT coefficients
267- H.263 OBMC & 4MV support
268- H.263 alternative inter vlc support
269- H.263 loop filter
270- H.263 slice structured mode
271- interlaced DCT support for MPEG-2 encoding
1defd2a8 272- stuffing to stay above min_bitrate
e0db8cfb 273- MB type & QP visualization
1defd2a8
MN
274- frame stepping for ffplay
275- interlaced motion estimation
276- alternate scantable support
277- SVCD scan offset support
e0db8cfb
DB
278- closed GOP support
279- SSE2 FDCT
1defd2a8
MN
280- quantizer noise shaping
281- G.726 ADPCM audio codec
282- MS ADPCM encoding
283- multithreaded/SMP motion estimation
e0db8cfb
DB
284- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
285- multithreaded/SMP decoding for MPEG-2
1defd2a8
MN
286- FLAC decoder
287- Metrowerks CodeWarrior suppport
e0db8cfb 288- H.263+ custom pcf support
1defd2a8 289- nicer output for 'ffmpeg -formats'
e0db8cfb 290- Matroska demuxer
1defd2a8 291- SGI image format, encoding and decoding
e0db8cfb
DB
292- H.264 loop filter support
293- H.264 CABAC support
f073a393 294- nicer looking arrows for the motion vector visualization
1defd2a8
MN
295- improved VCD support
296- audio timestamp drift compensation
e0db8cfb 297- MPEG-2 YUV 422/444 support
1defd2a8
MN
298- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
299- better image scaling
e0db8cfb 300- H.261 support
1defd2a8
MN
301- correctly interleave packets during encoding
302- VIS optimized motion compensation
e0db8cfb
DB
303- intra_dc_precision>0 encoding support
304- support reuse of motion vectors/MB types/field select values of the source video
1defd2a8
MN
305- more accurate deblock filter
306- padding support
307- many optimizations and bugfixes
055dc116 308- FunCom ISS audio file demuxer and according ADPCM decoding
2fdf638b 309
0ca3e336
DB
310
311
8c522a40
FB
312version 0.4.8:
313
e0db8cfb 314- MPEG-2 video encoding (Michael)
d9d8910b 315- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
b17e9c99
MM
316- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
317 and Mario Brito)
318- Xan DPCM audio decoder (Mario Brito)
186447f8 319- Interplay MVE playback subsystem (Mike Melanson)
b17e9c99
MM
320- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
321
0ca3e336
DB
322
323
b17e9c99 324version 0.4.7:
e07702ba 325
e0db8cfb 326- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 327 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 328- current version now also compiles with older GCC (Fabrice)
e07702ba
HBH
329- 4X multimedia playback system including 4xm file demuxer (Mike
330 Melanson), and 4X video and audio codecs (Michael)
331- Creative YUV (CYUV) decoder (Mike Melanson)
332- FFV1 codec (our very simple lossless intra only codec, compresses much better
e0db8cfb
DB
333 than HuffYUV) (Michael)
334- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
335- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
e07702ba
HBH
336 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
337- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 338 for multiplatform support (Fabrice)
e07702ba
HBH
339- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
340 by anonymous
341- AMR format has been added (Johannes Carlsson)
e0db8cfb 342- 3GP support has been added (Johannes Carlsson)
e07702ba
HBH
343- VP3 codec has been added (Mike Melanson)
344- more MPEG-1/2 fixes
e0db8cfb
DB
345- better multiplatform support, MS Visual Studio fixes (various)
346- AltiVec optimizations (Magnus Damn and others)
e07702ba 347- SH4 processor support has been added (BERO)
e0db8cfb
DB
348- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
349- VOB streaming support (Brian Foley)
350- better MP3 autodetection (Andriy Rysin)
d3d10087
FB
351- qpel encoding (Michael)
352- 4mv+b frames encoding finally fixed (Michael)
353- chroma ME (Michael)
e0db8cfb
DB
354- 5 comparison functions for ME (Michael)
355- B-frame encoding speedup (Michael)
356- WMV2 codec (unfinished - Michael)
d3d10087 357- user specified diamond size for EPZS (Michael)
b17e9c99
MM
358- Playstation STR playback subsystem, still experimental (Mike and Michael)
359- ASV2 codec (Michael)
360- CLJR decoder (Alex)
d3d10087 361
e0db8cfb 362.. And lots more new enhancements and fixes.
e07702ba 363
0ca3e336
DB
364
365
d3d10087 366version 0.4.6:
739d6efa 367
e0db8cfb
DB
368- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
369 from scratch
370- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
371- fix quantization bug in AC3 encoder
372- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
373- added prototype ffplay program
374- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
375- bug fix on MCBPC tables of H.263 (Juanjo)
376- bug fix on DC coefficients of H.263 (Juanjo)
377- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
378- now we can decode H.263 streams found in QuickTime files (Juanjo)
379- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 380- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
e0db8cfb
DB
381- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
382- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 383- added first regression tests
e0db8cfb 384- added MPEG-2 TS demuxer
a31e01c5 385- new demux API for libav
6d291820 386- more accurate and faster IDCT (Michael)
e0db8cfb 387- faster and entropy-controlled motion search (Michael)
6d291820
FB
388- two pass video encoding (Michael)
389- new video rate control (Michael)
390- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
391- great performance improvement of video encoders and decoders (Michael)
392- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 393- high quality encoding mode: tries all macroblock/VLC types (Michael)
6d291820
FB
394- added DV video decoder
395- preliminary RTP/RTSP support in ffserver and libavformat
e0db8cfb
DB
396- H.263+ AIC decoding/encoding support (Juanjo)
397- VCD MPEG-PS mode (Juanjo)
398- PSNR stuff (Juanjo)
399- simple stats output (Juanjo)
400- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 401
0ca3e336
DB
402
403
de6d9b64
FB
404version 0.4.5:
405
dd5cf2ad
BF
406- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
407- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
e0db8cfb
DB
408- added configure system (actually a small shell script)
409- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 410 Michael Hipp (temporary solution - waiting for integer only
e0db8cfb
DB
411 decoder)
412- fixed VIDIOCSYNC interrupt
413- added Intel H.263 decoding support ('I263' AVI fourCC)
414- added Real Video 1.0 decoding (needs further testing)
de6d9b64
FB
415- simplified image formats again. Added PGM format (=grey
416 pgm). Renamed old PGM to PGMYUV.
e0db8cfb
DB
417- fixed msmpeg4 slice issues (tell me if you still find problems)
418- fixed OpenDivX bugs with newer versions (added VOL header decoding)
419- added support for MPlayer interface
420- added macroblock skip optimization
421- added MJPEG decoder
422- added mmx/mmxext IDCT from libmpeg2
0c1e384c 423- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 424 <celer at shell.scrypt.net>)
e0db8cfb
DB
425- added pixel format conversion layer (e.g. for MJPEG or PPM)
426- added deinterlacing option
427- MPEG-1/2 fixes
dd5cf2ad
BF
428- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
429- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
e0db8cfb
DB
430- Windows porting of file converter
431- added MJPEG raw format (input/ouput)
432- added JPEG image format support (input/output)
de6d9b64 433
0ca3e336
DB
434
435
de6d9b64
FB
436version 0.4.4:
437
438- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 439 <bjorn.e.lindgren at telia.com>).
e0db8cfb
DB
440- added MPEG demuxer (MPEG-1 and 2 compatible).
441- added ASF demuxer
442- added prototype RM demuxer
443- added AC3 decoding (done with libac3 by Aaron Holtzman)
444- added decoding codec parameter guessing (.e.g. for MPEG, because the
445 header does not include them)
446- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
447 play them (only tested video)
448- fixed H.263 white bug
449- fixed phase rounding in img resample filter
450- add MMX code for polyphase img resample filter
451- added CPU autodetection
452- added generic title/author/copyright/comment string handling (ASF and RM
453 use them)
de6d9b64 454- added SWF demux to extract MP3 track (not usable yet because no MP3
e0db8cfb
DB
455 decoder)
456- added fractional frame rate support
de6d9b64 457- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 458 segfault)
de6d9b64 459
0ca3e336
DB
460
461
de6d9b64
FB
462version 0.4.3:
463
dd5cf2ad 464- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
e0db8cfb
DB
465- fixed raw yuv output
466- added motion rounding support in MPEG-4
467- fixed motion bug rounding in MSMPEG4
468- added B-frame handling in video core
469- added full MPEG-1 decoding support
470- added partial (frame only) MPEG-2 support
de6d9b64 471- changed the FOURCC code for H.263 to "U263" to be able to see the
e0db8cfb
DB
472 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
473 this +codec ;) (JuanJo).
474- Halfpel motion estimation after MB type selection (JuanJo)
475- added pgm and .Y.U.V output format
de6d9b64
FB
476- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
477 output.
478- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 479 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 480 instead of a protocol)
de6d9b64 481
0ca3e336
DB
482
483
de6d9b64
FB
484version 0.4.2:
485
e0db8cfb
DB
486- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
487 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 488 missing. MSMPEG4 support is complete.
e0db8cfb
DB
489- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
490 can decode ffmpeg MPEGs :-)).
de6d9b64
FB
491- added libavcodec API documentation (see apiexample.c).
492- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 493 greenish)
de6d9b64 494- added support for non clipped motion vectors (decoding only)
e0db8cfb
DB
495 and image sizes non-multiple of 16
496- added support for AC prediction (decoding only)
497- added file overwrite confirmation (can be disabled with -y)
498- added custom size picture to H.263 using H.263+ (Juanjo)
de6d9b64 499
0ca3e336 500
de6d9b64
FB
501version 0.4.1:
502
e0db8cfb
DB
503- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
504 of AVI and ASF to DIV3.
de6d9b64
FB
505- added -me option to set motion estimation method
506 (default=log). suppressed redundant -hq option.
507- added options -acodec and -vcodec to force a given codec (useful for
e0db8cfb
DB
508 AVI for example)
509- fixed -an option
510- improved dct_quantize speed
511- factorized some motion estimation code
de6d9b64 512
0ca3e336
DB
513
514
de6d9b64
FB
515version 0.4.0:
516
e0db8cfb
DB
517- removing grab code from ffserver and moved it to ffmpeg. Added
518 multistream support to ffmpeg.
de6d9b64 519- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 520 URL)
de6d9b64 521- added high quality image resize code with polyphase filter (need
56cc85a0 522 mmx/see optimization). Enable multiple image size support in ffserver.
e0db8cfb 523- added multi live feed support in ffserver
de6d9b64
FB
524- suppressed master feature from ffserver (it should be done with an
525 external program which opens the .ffm url and writes it to another
e0db8cfb
DB
526 ffserver)
527- added preliminary support for video stream parsing (WAV and AVI half
528 done). Added proper support for audio/video file conversion in
de6d9b64 529 ffmpeg.
e0db8cfb
DB
530- added preliminary support for video file sending from ffserver
531- redesigning I/O subsystem: now using URL based input and output
532 (see avio.h)
533- added WAV format support
534- added "tty user interface" to ffmpeg to stop grabbing gracefully
535- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 536 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
e0db8cfb
DB
537- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
538- added new motion estimation algorithms, log and phods (Juanjo)
539- changed directories: libav for format handling, libavcodec for
540 codecs
de6d9b64 541
0ca3e336
DB
542
543
de6d9b64
FB
544version 0.3.4:
545
e0db8cfb 546- added stereo in MPEG audio encoder
de6d9b64 547
0ca3e336
DB
548
549
de6d9b64
FB
550version 0.3.3:
551
552- added 'high quality' mode which use motion vectors. It can be used in
553 real time at low resolution.
554- fixed rounding problems which caused quality problems at high
e0db8cfb 555 bitrates and large GOP size
de6d9b64 556
0ca3e336
DB
557
558
de6d9b64
FB
559version 0.3.2: small fixes
560
e0db8cfb 561- ASF fixes
de6d9b64
FB
562- put_seek bug fix
563
0ca3e336
DB
564
565
de6d9b64
FB
566version 0.3.1: added avi/divx support
567
e0db8cfb
DB
568- added AVI support
569- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
de6d9b64
FB
570- added sound for flash format (not tested)
571
0ca3e336
DB
572
573
de6d9b64 574version 0.3: initial public release