Bitmap Brothers JV errata
[libav.git] / Changelog
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1Entries are sorted chronologically from oldest to youngest within each release,
2releases are sorted from youngest to oldest.
3
4
2db272e9
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5version <next>:
6
316d6c15 7- WebM support in Matroska de/muxer
21d52447 8- low overhead Ogg muxing
a2403986 9- MMS-TCP support
ee0e9146 10- VP8 de/encoding via libvpx
173bb37f 11- Demuxer for On2's IVF format
a526d619 12- Pictor/PC Paint decoder
a2063901 13- HE-AAC v2 decoder
41f91b5f 14- libfaad2 wrapper removed
e83aed04 15- DTS-ES extension (XCh) decoding support
db7d307f 16- native VP8 decoder
680b2321 17- RTSP tunneling over HTTP
4449df6b 18- RTP depacketization of SVQ3
2d525ef4 19- -strict inofficial replaced by -strict unofficial
066ce8c9 20- ffplay -exitonkeydown and -exitonmousedown options added
b576934d 21- native GSM / GSM MS decoder
a59096e4 22- RTP depacketization of QDM2
5a717094 23- ANSI/ASCII art playback system
e8723e24 24- Lego Mindstorms RSO de/muxer
aac6ca69 25- libavcore added
ba2c508d 26- SubRip subtitle file muxer and demuxer
de295976 27- Chinese AVS encoding via libxavs
530bbe96 28- ffprobe -show_packets option added
91af5601 29- RTP packetization of Theora and Vorbis
1ddc176e 30- RTP depacketization of MP4A-LATM
51291e60 31- RTP packetization and depacketization of VP8
a1e171df 32- hflip filter
cd223e0b 33- Apple HTTP Live Streaming demuxer
7f50caa7 34- a64 codec
b8521394 35- MMS-HTTP support
21e681ba 36- G.722 ADPCM audio encoder/decoder
43836928 37- R10k video decoder
6ebf0bfc 38- ocv_smooth filter
47941088 39- frei0r wrapper filter
2bc05d35 40- change crop filter syntax to width:height:x:y
75b67a8a 41- make the crop filter accept parametric expressions
6afd569e 42- make ffprobe accept AVFormatContext options
5900deeb 43- yadif filter
13fabd7a 44- blackframe filter
8878e3b2 45- Demuxer for Leitch/Harris' VR native stream format (LXF)
3ece3e4c 46- RTP depacketization of the X-QT QuickTime format
01c8d258 47- SAP (Session Announcement Protocol, RFC 2974) muxer and demuxer
68b79bfc 48- cropdetect filter
5879ea6d 49- ffmpeg -crop* options removed
43945b27 50- transpose filter added
4ad08021 51- ffmpeg -force_key_frames option added
44594cc7 52- demuxer for receiving raw rtp:// URLs without an SDP description
136e19e1 53- single stream LATM/LOAS decoder
a532bb39 54- setpts filter added
61b1f0f9 55- Win64 support for optimized asm functions
ba83c4bf 56- MJPEG/AVI1 to JPEG/JFIF bitstream filter
c99f9b0a 57- ASS subtitle encoder and decoder
482d98f6 58- IEC 61937 encapsulation for E-AC3, TrueHD, DTS-HD (for HDMI passthrough)
58935b25 59- overlay filter added
2fb21bf4 60- rename aspect filter to setdar, and pixelaspect to setsar
3b39e273 61- IEC 61937 demuxer
9d09ebf1 62- Mobotix .mxg demuxer
f8608dca 63- frei0r source added
a4dc7aa5 64- hqdn3d filter added
35014efc 65- RTP depacketization of QCELP
475ae04a 66- FLAC parser added
d5f187fd 67- gradfun filter added
2b2a597e 68- AMR-WB decoder
3579b405 69- replace the ocv_smooth filter with a more generic ocv filter
82ca054a 70- Windows Televison (WTV) demuxer
fd5b124d 71- FFmpeg metadata format muxer and demuxer
2c77c906 72- SubRip (srt) subtitle decoder
6fd96d1a 73- floating-point AC-3 encoder added
d267b339 74- Lagarith decoder
fbd56159 75- ffmpeg -copytb option added
54bc6403 76- IVF muxer added
44ddfd47 77- Wing Commander IV movies decoder added
9409c381 78- movie source added
ccfcddb3 79- Bink version 'b' audio and video decoder
402f9ad5 80- Bitmap Brothers JV playback system
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81
82
83version 0.6:
84
2db272e9 85- PB-frame decoding for H.263
b11163c8 86- deprecated vhook subsystem removed
3444c914 87- deprecated old scaler removed
616e899c 88- VQF demuxer
b3b5946c 89- Alpha channel scaler
effcedf7 90- PCX encoder
9edfaf3c 91- RTP packetization of H.263
08e696c0 92- RTP packetization of AMR
e6327fba 93- RTP depacketization of Vorbis
e9356be5 94- CorePNG decoding support
9189d7eb 95- Cook multichannel decoding support
276f8e2b 96- introduced avlanguage helpers in libavformat
f0b19bd3 97- 8088flex TMV demuxer and decoder
5f1ac36d 98- per-stream language-tags extraction in asfdec
ca0bb1c4 99- V210 decoder and encoder
de08ebe3 100- remaining GPL parts in AC-3 decoder converted to LGPL
cdce0fb8 101- QCP demuxer
cbfe5bee 102- SoX native format muxer and demuxer
0b175caa 103- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
94d3d6a4 104- DPX image decoder
c63ea92b 105- Electronic Arts Madcow decoder
a4276ba2 106- DivX (XSUB) subtitle encoder
0a4a0aa7 107- nonfree libamr support for AMR-NB/WB decoding/encoding removed
57a80d79 108- experimental AAC encoder
c2f3eec4 109- RTP depacketization of ASF and RTSP from WMS servers
9fd6b843 110- RTMP support in libavformat
3106f489 111- noX handling for OPT_BOOL X options
740e89cf 112- Wave64 demuxer
ab1eff9c 113- IEC-61937 compatible Muxer
7bd47335 114- TwinVQ decoder
c58b82a2 115- Bluray (PGS) subtitle decoder
5dd3707b 116- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
57a80d79 117- WMA Pro decoder
5f14b565 118- Core Audio Format demuxer
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119- Atrac1 decoder
120- MD STUDIO audio demuxer
811e0fc2 121- RF64 support in WAV demuxer
99971952 122- MPEG-4 Audio Lossless Coding (ALS) decoder
0584b718 123- -formats option split into -formats, -codecs, -bsfs, and -protocols
7c3c53c8 124- IV8 demuxer
a3d995c1 125- CDG demuxer and decoder
4aaab0a3 126- R210 decoder
ce293510 127- Auravision Aura 1 and 2 decoders
e6565055 128- Deluxe Paint Animation playback system
d140b025 129- SIPR decoder
83ab7f18 130- Adobe Filmstrip muxer and demuxer
45aa9080 131- RTP depacketization of H.263
342c7dfd 132- Bink demuxer and audio/video decoders
4ebaec79 133- enable symbol versioning by default for linkers that support it
b9e06ddd 134- IFF PBM/ILBM bitmap decoder
084eb95f 135- concat protocol
5bebe94d 136- Indeo 5 decoder
556aa7a1 137- RTP depacketization of AMR
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138- WMA Voice decoder
139- ffprobe tool
4fe3edaa 140- AMR-NB decoder
6f5a3d0a 141- RTSP muxer
ed492b61 142- HE-AAC v1 decoder
bf354122 143- Kega Game Video (KGV1) decoder
59b4b540 144- VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
887af2aa 145- RTP depacketization of Theora
b26708d5 146- HTTP Digest authentication
0f943ce6 147- RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
38b9d8b8 148- Psygnosis YOP demuxer and video decoder
ca6e7708 149- spectral extension support in the E-AC-3 decoder
ac1c9564 150- unsharp video filter
910cde56 151- RTP hinting in the mov/3gp/mp4 muxer
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152- Dirac in Ogg demuxing
153- seek to keyframes in Ogg
154- 4:2:2 and 4:4:4 Theora decoding
155- 35% faster VP3/Theora decoding
156- faster AAC decoding
157- faster H.264 decoding
d31ba231 158- RealAudio 1.0 (14.4K) encoder
de08ebe3 159
2db272e9 160
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161version 0.5:
162
06ab9cff 163- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
9d53d58e 164- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 165- IBM Ultimotion (ULTI) video decoder
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166- Sierra Online audio file demuxer and decoder
167- Apple QuickDraw (qdrw) video decoder
22052247 168- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 169- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 170- Miro VideoXL (VIXL) video decoder
b06b45c4 171- H.261 video encoder
acfd8f0f 172- QPEG video decoder
353147ed 173- Nullsoft Video (NSV) file demuxer
13dfd2b9 174- Shorten audio decoder
9c7fb608 175- LOCO video decoder
115329f1 176- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 177- Winnov WNV1 video decoder
589f8220 178- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 179- Indeo 2 video decoder
b81f8949 180- Fraps FPS1 video decoder
e0db8cfb 181- Snow video encoder/decoder
af4ca324 182- Sonic audio encoder/decoder
108ab268 183- Vorbis audio decoder
af4ca324 184- Macromedia ADPCM decoder
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185- Duck TrueMotion 2 video decoder
186- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 187- H.264 custom quantization matrices support
a8289180 188- ffserver fixed, it should now be usable again
8d1018bf 189- QDM2 audio decoder
8a2d410e 190- Real Cooker audio decoder
bf3027c8 191- TrueSpeech audio decoder
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192- WMA2 audio decoder fixed, now all files should play correctly
193- RealAudio 14.4 and 28.8 decoders fixed
108ab268 194- JPEG-LS decoder
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195- build system improvements
196- tabs and trailing whitespace removed from the codebase
108ab268 197- CamStudio video decoder
f11288da 198- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 199- ADTS AAC file reading and writing
ea395e8c 200- Creative VOC file reading and writing
4e114829 201- American Laser Games multimedia (*.mm) playback system
6a7d2c3d 202- Zip Motion Blocks Video decoder
58cf42fa 203- improved Theora/VP3 decoder
8a2d410e 204- True Audio (TTA) decoder
26376701 205- AVS demuxer and video decoder
108ab268 206- JPEG-LS encoder
348efc18 207- Smacker demuxer and decoder
dfca23e3 208- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 209- KMVC decoder
58cf42fa 210- MPEG-2 intra VLC support
2d974017 211- MPEG-2 4:2:2 encoder
0919e788 212- Flash Screen Video decoder
cc0bc648 213- GXF demuxer
6a09487e 214- Chinese AVS decoder
43dcf590 215- GXF muxer
07bf2af8 216- MXF demuxer
b394e39a 217- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 218- MacIntel support
8ac17293 219- AVISynth support
eb57c889 220- VMware video decoder
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221- VP5 video decoder
222- VP6 video decoder
730581f3 223- WavPack lossless audio decoder
3689cf16 224- Targa (.TGA) picture decoder
108ab268 225- Vorbis audio encoder
dc56e0de 226- Delphine Software .cin demuxer/audio and video decoder
29f86228 227- Tiertex .seq demuxer/video decoder
f7bc5837 228- MTV demuxer
716222db 229- TIFF picture encoder and decoder
06d392a7 230- GIF picture decoder
58cf42fa 231- Intel Music Coder decoder
6a7d2c3d 232- Zip Motion Blocks Video encoder
185c7b6b 233- Musepack decoder
8adc51f2 234- Flash Screen Video encoder
150d2772 235- Theora encoding via libtheora
52548eee 236- BMP encoder
039cd4a7 237- WMA encoder
346a655d 238- GSM-MS encoder and decoder
01ca9ac3 239- DCA decoder
33a0dd37 240- DXA demuxer and decoder
52b6bad2 241- DNxHD decoder
efb0c399 242- Gamecube movie (.THP) playback system
a5fbe001 243- Blackfin optimizations
9a0ddd09 244- Interplay C93 demuxer and video decoder
1e6c6759 245- Bethsoft VID demuxer and video decoder
8e952e4d 246- CRYO APC demuxer
10e26bc7 247- Atrac3 decoder
b46d68c6 248- V.Flash PTX decoder
58cf42fa 249- RoQ muxer, RoQ audio encoder
ad39f1a7 250- Renderware TXD demuxer and decoder
4d5588cf 251- extern C declarations for C++ removed from headers
82e60541 252- sws_flags command line option
ddcf4b5d 253- codebook generator
03e3e765 254- RoQ video encoder
d3b7406c 255- QTRLE encoder
d22e8442 256- OS/2 support removed and restored again
6ea67bbb 257- AC-3 decoder
58cf42fa 258- NUT muxer
108ab268 259- additional SPARC (VIS) optimizations
e09f7d61 260- Matroska muxer
58cf42fa 261- slice-based parallel H.264 decoding
bf4a1f17 262- Monkey's Audio demuxer and decoder
8787d837 263- AMV audio and video decoder
fc4cbc16 264- DNxHD encoder
d6c52130 265- H.264 PAFF decoding
636b13c5 266- Nellymoser ASAO decoder
66f7679c 267- Beam Software SIFF demuxer and decoder
f9def9cc 268- libvorbis Vorbis decoding removed in favor of native decoder
541432c3 269- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
56dc1fdf 270- Ogg (Theora, Vorbis and FLAC) muxer
108ab268 271- The "device" muxers and demuxers are now in a new libavdevice library
540945eb
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272- PC Paintbrush PCX decoder
273- Sun Rasterfile decoder
920d3609 274- TechnoTrend PVA demuxer
77c1d04d 275- Linux Media Labs MPEG-4 (LMLM4) demuxer
b264a084 276- AVM2 (Flash 9) SWF muxer
9dc92a38 277- QT variant of IMA ADPCM encoder
39fc859e 278- VFW grabber
58cf42fa 279- iPod/iPhone compatible mp4 muxer
a7129de5 280- Mimic decoder
0f3444e1 281- MSN TCP Webcam stream demuxer
86b3cf7c 282- RL2 demuxer / decoder
d299be08
JM
283- IFF demuxer
284- 8SVX audio decoder
b00b15be 285- non-recursive Makefiles
b64c096b 286- BFI demuxer
74118c07 287- MAXIS EA XA (.xa) demuxer / decoder
2003d3da 288- BFI video decoder
ea662534 289- OMA demuxer
b517af05 290- MLP/TrueHD decoder
e1c74782 291- Electronic Arts CMV decoder
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292- Motion Pixels Video decoder
293- Motion Pixels MVI demuxer
e44bbf62 294- removed animated GIF decoder/demuxer
51c3861e 295- D-Cinema audio muxer
cfc78718 296- Electronic Arts TGV decoder
833e90dd 297- Apple Lossless Audio Codec (ALAC) encoder
7d8f3de4 298- AAC decoder
eb6fc557 299- floating point PCM encoder/decoder
cedebde1 300- MXF muxer
108ab268 301- DV100 AKA DVCPRO HD decoder and demuxer
1f6a594d 302- E-AC-3 support added to AC-3 decoder
755ba886 303- Nellymoser ASAO encoder
0c86f89a 304- ASS and SSA demuxer and muxer
d8d12c15 305- liba52 wrapper removed
0ac1dc6f 306- SVQ3 watermark decoding support
f6958006 307- Speex decoding via libspeex
42b30357 308- Electronic Arts TGQ decoder
108ab268 309- RV40 decoder
73b458e3 310- QCELP / PureVoice decoder
108ab268 311- RV30 decoder
7906f3ca 312- hybrid WavPack support
7eb68edb 313- R3D REDCODE demuxer
115d095e 314- ALSA support for playback and record
d8964f3a 315- Electronic Arts TQI decoder
9a77d59a 316- OpenJPEG based JPEG 2000 decoder
58cf42fa 317- NC (NC4600) camera file demuxer
865780ae 318- Gopher client support
bd3f81f3 319- MXF D-10 muxer
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320- generic metadata API
321
9d53d58e 322
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323version 0.4.9-pre1:
324
4fa1c4fa 325- DV encoder, DV muxer
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326- Microsoft RLE video decoder
327- Microsoft Video-1 decoder
070ed1bc 328- Apple Animation (RLE) decoder
42cad81a 329- Apple Graphics (SMC) decoder
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330- Apple Video (RPZA) decoder
331- Cinepak decoder
332- Sega FILM (CPK) file demuxer
42cad81a 333- Westwood multimedia support (VQA & AUD files)
4120a53a 334- Id Quake II CIN playback support
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335- 8BPS video decoder
336- FLIC playback support
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337- RealVideo 2.0 (RV20) decoder
338- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 339- Sierra VMD demuxer and video decoder
1defd2a8 340- MSZH and ZLIB decoder support
3b64893d 341- SVQ1 video encoder
1defd2a8 342- AMR-WB support
e0db8cfb 343- PPC optimizations
1defd2a8 344- rate distortion optimal cbp support
e0db8cfb 345- rate distorted optimal ac prediction for MPEG-4
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346- rate distorted optimal lambda->qp support
347- AAC encoding with libfaac
348- Sunplus JPEG codec (SP5X) support
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349- use Lagrange multipler instead of QP for ratecontrol
350- Theora/VP3 decoding support
1defd2a8 351- XA and ADX ADPCM codecs
e0db8cfb 352- export MPEG-2 active display area / pan scan
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353- Add support for configuring with IBM XLC
354- floating point AAN DCT
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355- initial support for zygo video (not complete)
356- RGB ffv1 support
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357- new audio/video parser API
358- av_log() system
359- av_read_frame() and av_seek_frame() support
360- missing last frame fixes
361- seek by mouse in ffplay
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362- noise reduction of DCT coefficients
363- H.263 OBMC & 4MV support
364- H.263 alternative inter vlc support
365- H.263 loop filter
366- H.263 slice structured mode
367- interlaced DCT support for MPEG-2 encoding
1defd2a8 368- stuffing to stay above min_bitrate
e0db8cfb 369- MB type & QP visualization
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370- frame stepping for ffplay
371- interlaced motion estimation
372- alternate scantable support
373- SVCD scan offset support
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374- closed GOP support
375- SSE2 FDCT
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376- quantizer noise shaping
377- G.726 ADPCM audio codec
378- MS ADPCM encoding
379- multithreaded/SMP motion estimation
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380- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
381- multithreaded/SMP decoding for MPEG-2
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382- FLAC decoder
383- Metrowerks CodeWarrior suppport
e0db8cfb 384- H.263+ custom pcf support
1defd2a8 385- nicer output for 'ffmpeg -formats'
e0db8cfb 386- Matroska demuxer
1defd2a8 387- SGI image format, encoding and decoding
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388- H.264 loop filter support
389- H.264 CABAC support
f073a393 390- nicer looking arrows for the motion vector visualization
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391- improved VCD support
392- audio timestamp drift compensation
e0db8cfb 393- MPEG-2 YUV 422/444 support
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MN
394- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
395- better image scaling
e0db8cfb 396- H.261 support
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397- correctly interleave packets during encoding
398- VIS optimized motion compensation
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399- intra_dc_precision>0 encoding support
400- support reuse of motion vectors/MB types/field select values of the source video
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401- more accurate deblock filter
402- padding support
403- many optimizations and bugfixes
055dc116 404- FunCom ISS audio file demuxer and according ADPCM decoding
2fdf638b 405
0ca3e336 406
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407version 0.4.8:
408
e0db8cfb 409- MPEG-2 video encoding (Michael)
d9d8910b 410- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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411- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
412 and Mario Brito)
413- Xan DPCM audio decoder (Mario Brito)
186447f8 414- Interplay MVE playback subsystem (Mike Melanson)
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415- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
416
0ca3e336 417
b17e9c99 418version 0.4.7:
e07702ba 419
e0db8cfb 420- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 421 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 422- current version now also compiles with older GCC (Fabrice)
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423- 4X multimedia playback system including 4xm file demuxer (Mike
424 Melanson), and 4X video and audio codecs (Michael)
425- Creative YUV (CYUV) decoder (Mike Melanson)
426- FFV1 codec (our very simple lossless intra only codec, compresses much better
e0db8cfb
DB
427 than HuffYUV) (Michael)
428- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
429- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
e07702ba
HBH
430 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
431- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 432 for multiplatform support (Fabrice)
e07702ba
HBH
433- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
434 by anonymous
435- AMR format has been added (Johannes Carlsson)
e0db8cfb 436- 3GP support has been added (Johannes Carlsson)
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437- VP3 codec has been added (Mike Melanson)
438- more MPEG-1/2 fixes
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439- better multiplatform support, MS Visual Studio fixes (various)
440- AltiVec optimizations (Magnus Damn and others)
e07702ba 441- SH4 processor support has been added (BERO)
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442- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
443- VOB streaming support (Brian Foley)
444- better MP3 autodetection (Andriy Rysin)
d3d10087
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445- qpel encoding (Michael)
446- 4mv+b frames encoding finally fixed (Michael)
447- chroma ME (Michael)
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448- 5 comparison functions for ME (Michael)
449- B-frame encoding speedup (Michael)
450- WMV2 codec (unfinished - Michael)
d3d10087 451- user specified diamond size for EPZS (Michael)
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452- Playstation STR playback subsystem, still experimental (Mike and Michael)
453- ASV2 codec (Michael)
454- CLJR decoder (Alex)
d3d10087 455
e0db8cfb 456.. And lots more new enhancements and fixes.
e07702ba 457
0ca3e336 458
d3d10087 459version 0.4.6:
739d6efa 460
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461- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
462 from scratch
463- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
464- fix quantization bug in AC3 encoder
465- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
466- added prototype ffplay program
467- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
468- bug fix on MCBPC tables of H.263 (Juanjo)
469- bug fix on DC coefficients of H.263 (Juanjo)
470- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
471- now we can decode H.263 streams found in QuickTime files (Juanjo)
472- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 473- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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474- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
475- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 476- added first regression tests
e0db8cfb 477- added MPEG-2 TS demuxer
a31e01c5 478- new demux API for libav
6d291820 479- more accurate and faster IDCT (Michael)
e0db8cfb 480- faster and entropy-controlled motion search (Michael)
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481- two pass video encoding (Michael)
482- new video rate control (Michael)
483- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
484- great performance improvement of video encoders and decoders (Michael)
485- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 486- high quality encoding mode: tries all macroblock/VLC types (Michael)
6d291820
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487- added DV video decoder
488- preliminary RTP/RTSP support in ffserver and libavformat
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489- H.263+ AIC decoding/encoding support (Juanjo)
490- VCD MPEG-PS mode (Juanjo)
491- PSNR stuff (Juanjo)
492- simple stats output (Juanjo)
493- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 494
0ca3e336 495
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496version 0.4.5:
497
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498- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
499- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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500- added configure system (actually a small shell script)
501- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 502 Michael Hipp (temporary solution - waiting for integer only
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503 decoder)
504- fixed VIDIOCSYNC interrupt
505- added Intel H.263 decoding support ('I263' AVI fourCC)
506- added Real Video 1.0 decoding (needs further testing)
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507- simplified image formats again. Added PGM format (=grey
508 pgm). Renamed old PGM to PGMYUV.
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509- fixed msmpeg4 slice issues (tell me if you still find problems)
510- fixed OpenDivX bugs with newer versions (added VOL header decoding)
511- added support for MPlayer interface
512- added macroblock skip optimization
513- added MJPEG decoder
514- added mmx/mmxext IDCT from libmpeg2
0c1e384c 515- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 516 <celer at shell.scrypt.net>)
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517- added pixel format conversion layer (e.g. for MJPEG or PPM)
518- added deinterlacing option
519- MPEG-1/2 fixes
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520- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
521- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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522- Windows porting of file converter
523- added MJPEG raw format (input/ouput)
524- added JPEG image format support (input/output)
de6d9b64 525
0ca3e336 526
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527version 0.4.4:
528
529- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 530 <bjorn.e.lindgren at telia.com>).
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531- added MPEG demuxer (MPEG-1 and 2 compatible).
532- added ASF demuxer
533- added prototype RM demuxer
534- added AC3 decoding (done with libac3 by Aaron Holtzman)
535- added decoding codec parameter guessing (.e.g. for MPEG, because the
536 header does not include them)
537- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
538 play them (only tested video)
539- fixed H.263 white bug
540- fixed phase rounding in img resample filter
541- add MMX code for polyphase img resample filter
542- added CPU autodetection
543- added generic title/author/copyright/comment string handling (ASF and RM
544 use them)
de6d9b64 545- added SWF demux to extract MP3 track (not usable yet because no MP3
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546 decoder)
547- added fractional frame rate support
de6d9b64 548- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 549 segfault)
de6d9b64 550
0ca3e336 551
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552version 0.4.3:
553
dd5cf2ad 554- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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555- fixed raw yuv output
556- added motion rounding support in MPEG-4
557- fixed motion bug rounding in MSMPEG4
558- added B-frame handling in video core
559- added full MPEG-1 decoding support
560- added partial (frame only) MPEG-2 support
de6d9b64 561- changed the FOURCC code for H.263 to "U263" to be able to see the
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562 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
563 this +codec ;) (JuanJo).
564- Halfpel motion estimation after MB type selection (JuanJo)
565- added pgm and .Y.U.V output format
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566- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
567 output.
568- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 569 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 570 instead of a protocol)
de6d9b64 571
0ca3e336 572
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573version 0.4.2:
574
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575- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
576 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 577 missing. MSMPEG4 support is complete.
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578- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
579 can decode ffmpeg MPEGs :-)).
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580- added libavcodec API documentation (see apiexample.c).
581- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 582 greenish)
de6d9b64 583- added support for non clipped motion vectors (decoding only)
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584 and image sizes non-multiple of 16
585- added support for AC prediction (decoding only)
586- added file overwrite confirmation (can be disabled with -y)
587- added custom size picture to H.263 using H.263+ (Juanjo)
de6d9b64 588
0ca3e336 589
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590version 0.4.1:
591
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592- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
593 of AVI and ASF to DIV3.
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594- added -me option to set motion estimation method
595 (default=log). suppressed redundant -hq option.
596- added options -acodec and -vcodec to force a given codec (useful for
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597 AVI for example)
598- fixed -an option
599- improved dct_quantize speed
600- factorized some motion estimation code
de6d9b64 601
0ca3e336 602
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603version 0.4.0:
604
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605- removing grab code from ffserver and moved it to ffmpeg. Added
606 multistream support to ffmpeg.
de6d9b64 607- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 608 URL)
de6d9b64 609- added high quality image resize code with polyphase filter (need
56cc85a0 610 mmx/see optimization). Enable multiple image size support in ffserver.
e0db8cfb 611- added multi live feed support in ffserver
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612- suppressed master feature from ffserver (it should be done with an
613 external program which opens the .ffm url and writes it to another
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614 ffserver)
615- added preliminary support for video stream parsing (WAV and AVI half
616 done). Added proper support for audio/video file conversion in
de6d9b64 617 ffmpeg.
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618- added preliminary support for video file sending from ffserver
619- redesigning I/O subsystem: now using URL based input and output
620 (see avio.h)
621- added WAV format support
622- added "tty user interface" to ffmpeg to stop grabbing gracefully
623- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 624 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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625- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
626- added new motion estimation algorithms, log and phods (Juanjo)
627- changed directories: libav for format handling, libavcodec for
628 codecs
de6d9b64 629
0ca3e336 630
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631version 0.3.4:
632
e0db8cfb 633- added stereo in MPEG audio encoder
de6d9b64 634
0ca3e336 635
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636version 0.3.3:
637
638- added 'high quality' mode which use motion vectors. It can be used in
639 real time at low resolution.
640- fixed rounding problems which caused quality problems at high
e0db8cfb 641 bitrates and large GOP size
de6d9b64 642
0ca3e336 643
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644version 0.3.2: small fixes
645
e0db8cfb 646- ASF fixes
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647- put_seek bug fix
648
0ca3e336 649
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650version 0.3.1: added avi/divx support
651
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652- added AVI support
653- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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654- added sound for flash format (not tested)
655
0ca3e336 656
de6d9b64 657version 0.3: initial public release