Add an AAC encoder by using the libvo-aacenc library
[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
dc6fdad5 81- Apple HTTP Live Streaming protocol handler
15d59d2c 82- sndio support for playback and record
c6f95144 83- Linux framebuffer input device added
42315dab 84- Chronomaster DFA decoder
ce02f9be 85- Mobotix MxPEG decoder
d89e738a 86- AAC encoding via libvo-aacenc
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87
88
89version 0.6:
90
2db272e9 91- PB-frame decoding for H.263
b11163c8 92- deprecated vhook subsystem removed
3444c914 93- deprecated old scaler removed
616e899c 94- VQF demuxer
b3b5946c 95- Alpha channel scaler
effcedf7 96- PCX encoder
9edfaf3c 97- RTP packetization of H.263
08e696c0 98- RTP packetization of AMR
e6327fba 99- RTP depacketization of Vorbis
e9356be5 100- CorePNG decoding support
9189d7eb 101- Cook multichannel decoding support
276f8e2b 102- introduced avlanguage helpers in libavformat
f0b19bd3 103- 8088flex TMV demuxer and decoder
5f1ac36d 104- per-stream language-tags extraction in asfdec
ca0bb1c4 105- V210 decoder and encoder
de08ebe3 106- remaining GPL parts in AC-3 decoder converted to LGPL
cdce0fb8 107- QCP demuxer
cbfe5bee 108- SoX native format muxer and demuxer
0b175caa 109- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
94d3d6a4 110- DPX image decoder
c63ea92b 111- Electronic Arts Madcow decoder
a4276ba2 112- DivX (XSUB) subtitle encoder
0a4a0aa7 113- nonfree libamr support for AMR-NB/WB decoding/encoding removed
57a80d79 114- experimental AAC encoder
c2f3eec4 115- RTP depacketization of ASF and RTSP from WMS servers
9fd6b843 116- RTMP support in libavformat
3106f489 117- noX handling for OPT_BOOL X options
740e89cf 118- Wave64 demuxer
ab1eff9c 119- IEC-61937 compatible Muxer
7bd47335 120- TwinVQ decoder
c58b82a2 121- Bluray (PGS) subtitle decoder
5dd3707b 122- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
57a80d79 123- WMA Pro decoder
5f14b565 124- Core Audio Format demuxer
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125- Atrac1 decoder
126- MD STUDIO audio demuxer
811e0fc2 127- RF64 support in WAV demuxer
99971952 128- MPEG-4 Audio Lossless Coding (ALS) decoder
0584b718 129- -formats option split into -formats, -codecs, -bsfs, and -protocols
7c3c53c8 130- IV8 demuxer
a3d995c1 131- CDG demuxer and decoder
4aaab0a3 132- R210 decoder
ce293510 133- Auravision Aura 1 and 2 decoders
e6565055 134- Deluxe Paint Animation playback system
d140b025 135- SIPR decoder
83ab7f18 136- Adobe Filmstrip muxer and demuxer
45aa9080 137- RTP depacketization of H.263
342c7dfd 138- Bink demuxer and audio/video decoders
4ebaec79 139- enable symbol versioning by default for linkers that support it
b9e06ddd 140- IFF PBM/ILBM bitmap decoder
084eb95f 141- concat protocol
5bebe94d 142- Indeo 5 decoder
556aa7a1 143- RTP depacketization of AMR
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144- WMA Voice decoder
145- ffprobe tool
4fe3edaa 146- AMR-NB decoder
6f5a3d0a 147- RTSP muxer
ed492b61 148- HE-AAC v1 decoder
bf354122 149- Kega Game Video (KGV1) decoder
59b4b540 150- VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
887af2aa 151- RTP depacketization of Theora
b26708d5 152- HTTP Digest authentication
0f943ce6 153- RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
38b9d8b8 154- Psygnosis YOP demuxer and video decoder
ca6e7708 155- spectral extension support in the E-AC-3 decoder
ac1c9564 156- unsharp video filter
910cde56 157- RTP hinting in the mov/3gp/mp4 muxer
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158- Dirac in Ogg demuxing
159- seek to keyframes in Ogg
160- 4:2:2 and 4:4:4 Theora decoding
161- 35% faster VP3/Theora decoding
162- faster AAC decoding
163- faster H.264 decoding
d31ba231 164- RealAudio 1.0 (14.4K) encoder
de08ebe3 165
2db272e9 166
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167version 0.5:
168
06ab9cff 169- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
9d53d58e 170- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 171- IBM Ultimotion (ULTI) video decoder
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172- Sierra Online audio file demuxer and decoder
173- Apple QuickDraw (qdrw) video decoder
22052247 174- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 175- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 176- Miro VideoXL (VIXL) video decoder
b06b45c4 177- H.261 video encoder
acfd8f0f 178- QPEG video decoder
353147ed 179- Nullsoft Video (NSV) file demuxer
13dfd2b9 180- Shorten audio decoder
9c7fb608 181- LOCO video decoder
115329f1 182- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 183- Winnov WNV1 video decoder
589f8220 184- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 185- Indeo 2 video decoder
b81f8949 186- Fraps FPS1 video decoder
e0db8cfb 187- Snow video encoder/decoder
af4ca324 188- Sonic audio encoder/decoder
108ab268 189- Vorbis audio decoder
af4ca324 190- Macromedia ADPCM decoder
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191- Duck TrueMotion 2 video decoder
192- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 193- H.264 custom quantization matrices support
a8289180 194- ffserver fixed, it should now be usable again
8d1018bf 195- QDM2 audio decoder
8a2d410e 196- Real Cooker audio decoder
bf3027c8 197- TrueSpeech audio decoder
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198- WMA2 audio decoder fixed, now all files should play correctly
199- RealAudio 14.4 and 28.8 decoders fixed
108ab268 200- JPEG-LS decoder
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201- build system improvements
202- tabs and trailing whitespace removed from the codebase
108ab268 203- CamStudio video decoder
f11288da 204- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 205- ADTS AAC file reading and writing
ea395e8c 206- Creative VOC file reading and writing
4e114829 207- American Laser Games multimedia (*.mm) playback system
6a7d2c3d 208- Zip Motion Blocks Video decoder
58cf42fa 209- improved Theora/VP3 decoder
8a2d410e 210- True Audio (TTA) decoder
26376701 211- AVS demuxer and video decoder
108ab268 212- JPEG-LS encoder
348efc18 213- Smacker demuxer and decoder
dfca23e3 214- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 215- KMVC decoder
58cf42fa 216- MPEG-2 intra VLC support
2d974017 217- MPEG-2 4:2:2 encoder
0919e788 218- Flash Screen Video decoder
cc0bc648 219- GXF demuxer
6a09487e 220- Chinese AVS decoder
43dcf590 221- GXF muxer
07bf2af8 222- MXF demuxer
b394e39a 223- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 224- MacIntel support
8ac17293 225- AVISynth support
eb57c889 226- VMware video decoder
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227- VP5 video decoder
228- VP6 video decoder
730581f3 229- WavPack lossless audio decoder
3689cf16 230- Targa (.TGA) picture decoder
108ab268 231- Vorbis audio encoder
dc56e0de 232- Delphine Software .cin demuxer/audio and video decoder
29f86228 233- Tiertex .seq demuxer/video decoder
f7bc5837 234- MTV demuxer
716222db 235- TIFF picture encoder and decoder
06d392a7 236- GIF picture decoder
58cf42fa 237- Intel Music Coder decoder
6a7d2c3d 238- Zip Motion Blocks Video encoder
185c7b6b 239- Musepack decoder
8adc51f2 240- Flash Screen Video encoder
150d2772 241- Theora encoding via libtheora
52548eee 242- BMP encoder
039cd4a7 243- WMA encoder
346a655d 244- GSM-MS encoder and decoder
01ca9ac3 245- DCA decoder
33a0dd37 246- DXA demuxer and decoder
52b6bad2 247- DNxHD decoder
efb0c399 248- Gamecube movie (.THP) playback system
a5fbe001 249- Blackfin optimizations
9a0ddd09 250- Interplay C93 demuxer and video decoder
1e6c6759 251- Bethsoft VID demuxer and video decoder
8e952e4d 252- CRYO APC demuxer
10e26bc7 253- Atrac3 decoder
b46d68c6 254- V.Flash PTX decoder
58cf42fa 255- RoQ muxer, RoQ audio encoder
ad39f1a7 256- Renderware TXD demuxer and decoder
4d5588cf 257- extern C declarations for C++ removed from headers
82e60541 258- sws_flags command line option
ddcf4b5d 259- codebook generator
03e3e765 260- RoQ video encoder
d3b7406c 261- QTRLE encoder
d22e8442 262- OS/2 support removed and restored again
6ea67bbb 263- AC-3 decoder
58cf42fa 264- NUT muxer
108ab268 265- additional SPARC (VIS) optimizations
e09f7d61 266- Matroska muxer
58cf42fa 267- slice-based parallel H.264 decoding
bf4a1f17 268- Monkey's Audio demuxer and decoder
8787d837 269- AMV audio and video decoder
fc4cbc16 270- DNxHD encoder
d6c52130 271- H.264 PAFF decoding
636b13c5 272- Nellymoser ASAO decoder
66f7679c 273- Beam Software SIFF demuxer and decoder
f9def9cc 274- libvorbis Vorbis decoding removed in favor of native decoder
541432c3 275- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
56dc1fdf 276- Ogg (Theora, Vorbis and FLAC) muxer
108ab268 277- The "device" muxers and demuxers are now in a new libavdevice library
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278- PC Paintbrush PCX decoder
279- Sun Rasterfile decoder
920d3609 280- TechnoTrend PVA demuxer
77c1d04d 281- Linux Media Labs MPEG-4 (LMLM4) demuxer
b264a084 282- AVM2 (Flash 9) SWF muxer
9dc92a38 283- QT variant of IMA ADPCM encoder
39fc859e 284- VFW grabber
58cf42fa 285- iPod/iPhone compatible mp4 muxer
a7129de5 286- Mimic decoder
0f3444e1 287- MSN TCP Webcam stream demuxer
86b3cf7c 288- RL2 demuxer / decoder
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289- IFF demuxer
290- 8SVX audio decoder
b00b15be 291- non-recursive Makefiles
b64c096b 292- BFI demuxer
74118c07 293- MAXIS EA XA (.xa) demuxer / decoder
2003d3da 294- BFI video decoder
ea662534 295- OMA demuxer
b517af05 296- MLP/TrueHD decoder
e1c74782 297- Electronic Arts CMV decoder
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298- Motion Pixels Video decoder
299- Motion Pixels MVI demuxer
e44bbf62 300- removed animated GIF decoder/demuxer
51c3861e 301- D-Cinema audio muxer
cfc78718 302- Electronic Arts TGV decoder
833e90dd 303- Apple Lossless Audio Codec (ALAC) encoder
7d8f3de4 304- AAC decoder
eb6fc557 305- floating point PCM encoder/decoder
cedebde1 306- MXF muxer
108ab268 307- DV100 AKA DVCPRO HD decoder and demuxer
1f6a594d 308- E-AC-3 support added to AC-3 decoder
755ba886 309- Nellymoser ASAO encoder
0c86f89a 310- ASS and SSA demuxer and muxer
d8d12c15 311- liba52 wrapper removed
0ac1dc6f 312- SVQ3 watermark decoding support
f6958006 313- Speex decoding via libspeex
42b30357 314- Electronic Arts TGQ decoder
108ab268 315- RV40 decoder
73b458e3 316- QCELP / PureVoice decoder
108ab268 317- RV30 decoder
7906f3ca 318- hybrid WavPack support
7eb68edb 319- R3D REDCODE demuxer
115d095e 320- ALSA support for playback and record
d8964f3a 321- Electronic Arts TQI decoder
9a77d59a 322- OpenJPEG based JPEG 2000 decoder
58cf42fa 323- NC (NC4600) camera file demuxer
865780ae 324- Gopher client support
bd3f81f3 325- MXF D-10 muxer
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326- generic metadata API
327
9d53d58e 328
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329version 0.4.9-pre1:
330
4fa1c4fa 331- DV encoder, DV muxer
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332- Microsoft RLE video decoder
333- Microsoft Video-1 decoder
070ed1bc 334- Apple Animation (RLE) decoder
42cad81a 335- Apple Graphics (SMC) decoder
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336- Apple Video (RPZA) decoder
337- Cinepak decoder
338- Sega FILM (CPK) file demuxer
42cad81a 339- Westwood multimedia support (VQA & AUD files)
4120a53a 340- Id Quake II CIN playback support
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341- 8BPS video decoder
342- FLIC playback support
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343- RealVideo 2.0 (RV20) decoder
344- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 345- Sierra VMD demuxer and video decoder
1defd2a8 346- MSZH and ZLIB decoder support
3b64893d 347- SVQ1 video encoder
1defd2a8 348- AMR-WB support
e0db8cfb 349- PPC optimizations
1defd2a8 350- rate distortion optimal cbp support
e0db8cfb 351- rate distorted optimal ac prediction for MPEG-4
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352- rate distorted optimal lambda->qp support
353- AAC encoding with libfaac
354- Sunplus JPEG codec (SP5X) support
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355- use Lagrange multipler instead of QP for ratecontrol
356- Theora/VP3 decoding support
1defd2a8 357- XA and ADX ADPCM codecs
e0db8cfb 358- export MPEG-2 active display area / pan scan
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359- Add support for configuring with IBM XLC
360- floating point AAN DCT
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361- initial support for zygo video (not complete)
362- RGB ffv1 support
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363- new audio/video parser API
364- av_log() system
365- av_read_frame() and av_seek_frame() support
366- missing last frame fixes
367- seek by mouse in ffplay
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368- noise reduction of DCT coefficients
369- H.263 OBMC & 4MV support
370- H.263 alternative inter vlc support
371- H.263 loop filter
372- H.263 slice structured mode
373- interlaced DCT support for MPEG-2 encoding
1defd2a8 374- stuffing to stay above min_bitrate
e0db8cfb 375- MB type & QP visualization
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376- frame stepping for ffplay
377- interlaced motion estimation
378- alternate scantable support
379- SVCD scan offset support
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380- closed GOP support
381- SSE2 FDCT
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382- quantizer noise shaping
383- G.726 ADPCM audio codec
384- MS ADPCM encoding
385- multithreaded/SMP motion estimation
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386- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
387- multithreaded/SMP decoding for MPEG-2
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388- FLAC decoder
389- Metrowerks CodeWarrior suppport
e0db8cfb 390- H.263+ custom pcf support
1defd2a8 391- nicer output for 'ffmpeg -formats'
e0db8cfb 392- Matroska demuxer
1defd2a8 393- SGI image format, encoding and decoding
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394- H.264 loop filter support
395- H.264 CABAC support
f073a393 396- nicer looking arrows for the motion vector visualization
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397- improved VCD support
398- audio timestamp drift compensation
e0db8cfb 399- MPEG-2 YUV 422/444 support
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400- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
401- better image scaling
e0db8cfb 402- H.261 support
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403- correctly interleave packets during encoding
404- VIS optimized motion compensation
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405- intra_dc_precision>0 encoding support
406- support reuse of motion vectors/MB types/field select values of the source video
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407- more accurate deblock filter
408- padding support
409- many optimizations and bugfixes
055dc116 410- FunCom ISS audio file demuxer and according ADPCM decoding
2fdf638b 411
0ca3e336 412
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413version 0.4.8:
414
e0db8cfb 415- MPEG-2 video encoding (Michael)
d9d8910b 416- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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417- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
418 and Mario Brito)
419- Xan DPCM audio decoder (Mario Brito)
186447f8 420- Interplay MVE playback subsystem (Mike Melanson)
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421- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
422
0ca3e336 423
b17e9c99 424version 0.4.7:
e07702ba 425
e0db8cfb 426- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 427 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 428- current version now also compiles with older GCC (Fabrice)
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429- 4X multimedia playback system including 4xm file demuxer (Mike
430 Melanson), and 4X video and audio codecs (Michael)
431- Creative YUV (CYUV) decoder (Mike Melanson)
432- FFV1 codec (our very simple lossless intra only codec, compresses much better
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DB
433 than HuffYUV) (Michael)
434- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
435- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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436 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
437- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 438 for multiplatform support (Fabrice)
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439- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
440 by anonymous
441- AMR format has been added (Johannes Carlsson)
e0db8cfb 442- 3GP support has been added (Johannes Carlsson)
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443- VP3 codec has been added (Mike Melanson)
444- more MPEG-1/2 fixes
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445- better multiplatform support, MS Visual Studio fixes (various)
446- AltiVec optimizations (Magnus Damn and others)
e07702ba 447- SH4 processor support has been added (BERO)
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448- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
449- VOB streaming support (Brian Foley)
450- better MP3 autodetection (Andriy Rysin)
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451- qpel encoding (Michael)
452- 4mv+b frames encoding finally fixed (Michael)
453- chroma ME (Michael)
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454- 5 comparison functions for ME (Michael)
455- B-frame encoding speedup (Michael)
456- WMV2 codec (unfinished - Michael)
d3d10087 457- user specified diamond size for EPZS (Michael)
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458- Playstation STR playback subsystem, still experimental (Mike and Michael)
459- ASV2 codec (Michael)
460- CLJR decoder (Alex)
d3d10087 461
e0db8cfb 462.. And lots more new enhancements and fixes.
e07702ba 463
0ca3e336 464
d3d10087 465version 0.4.6:
739d6efa 466
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467- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
468 from scratch
469- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
470- fix quantization bug in AC3 encoder
471- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
472- added prototype ffplay program
473- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
474- bug fix on MCBPC tables of H.263 (Juanjo)
475- bug fix on DC coefficients of H.263 (Juanjo)
476- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
477- now we can decode H.263 streams found in QuickTime files (Juanjo)
478- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 479- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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480- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
481- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 482- added first regression tests
e0db8cfb 483- added MPEG-2 TS demuxer
a31e01c5 484- new demux API for libav
6d291820 485- more accurate and faster IDCT (Michael)
e0db8cfb 486- faster and entropy-controlled motion search (Michael)
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487- two pass video encoding (Michael)
488- new video rate control (Michael)
489- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
490- great performance improvement of video encoders and decoders (Michael)
491- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 492- high quality encoding mode: tries all macroblock/VLC types (Michael)
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493- added DV video decoder
494- preliminary RTP/RTSP support in ffserver and libavformat
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495- H.263+ AIC decoding/encoding support (Juanjo)
496- VCD MPEG-PS mode (Juanjo)
497- PSNR stuff (Juanjo)
498- simple stats output (Juanjo)
499- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 500
0ca3e336 501
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502version 0.4.5:
503
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504- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
505- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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506- added configure system (actually a small shell script)
507- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 508 Michael Hipp (temporary solution - waiting for integer only
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509 decoder)
510- fixed VIDIOCSYNC interrupt
511- added Intel H.263 decoding support ('I263' AVI fourCC)
512- added Real Video 1.0 decoding (needs further testing)
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513- simplified image formats again. Added PGM format (=grey
514 pgm). Renamed old PGM to PGMYUV.
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515- fixed msmpeg4 slice issues (tell me if you still find problems)
516- fixed OpenDivX bugs with newer versions (added VOL header decoding)
517- added support for MPlayer interface
518- added macroblock skip optimization
519- added MJPEG decoder
520- added mmx/mmxext IDCT from libmpeg2
0c1e384c 521- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 522 <celer at shell.scrypt.net>)
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523- added pixel format conversion layer (e.g. for MJPEG or PPM)
524- added deinterlacing option
525- MPEG-1/2 fixes
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526- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
527- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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528- Windows porting of file converter
529- added MJPEG raw format (input/ouput)
530- added JPEG image format support (input/output)
de6d9b64 531
0ca3e336 532
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533version 0.4.4:
534
535- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 536 <bjorn.e.lindgren at telia.com>).
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537- added MPEG demuxer (MPEG-1 and 2 compatible).
538- added ASF demuxer
539- added prototype RM demuxer
540- added AC3 decoding (done with libac3 by Aaron Holtzman)
541- added decoding codec parameter guessing (.e.g. for MPEG, because the
542 header does not include them)
543- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
544 play them (only tested video)
545- fixed H.263 white bug
546- fixed phase rounding in img resample filter
547- add MMX code for polyphase img resample filter
548- added CPU autodetection
549- added generic title/author/copyright/comment string handling (ASF and RM
550 use them)
de6d9b64 551- added SWF demux to extract MP3 track (not usable yet because no MP3
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552 decoder)
553- added fractional frame rate support
de6d9b64 554- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 555 segfault)
de6d9b64 556
0ca3e336 557
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558version 0.4.3:
559
dd5cf2ad 560- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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561- fixed raw yuv output
562- added motion rounding support in MPEG-4
563- fixed motion bug rounding in MSMPEG4
564- added B-frame handling in video core
565- added full MPEG-1 decoding support
566- added partial (frame only) MPEG-2 support
de6d9b64 567- changed the FOURCC code for H.263 to "U263" to be able to see the
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568 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
569 this +codec ;) (JuanJo).
570- Halfpel motion estimation after MB type selection (JuanJo)
571- added pgm and .Y.U.V output format
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572- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
573 output.
574- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 575 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 576 instead of a protocol)
de6d9b64 577
0ca3e336 578
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579version 0.4.2:
580
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581- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
582 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 583 missing. MSMPEG4 support is complete.
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584- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
585 can decode ffmpeg MPEGs :-)).
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586- added libavcodec API documentation (see apiexample.c).
587- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 588 greenish)
de6d9b64 589- added support for non clipped motion vectors (decoding only)
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590 and image sizes non-multiple of 16
591- added support for AC prediction (decoding only)
592- added file overwrite confirmation (can be disabled with -y)
593- added custom size picture to H.263 using H.263+ (Juanjo)
de6d9b64 594
0ca3e336 595
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596version 0.4.1:
597
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598- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
599 of AVI and ASF to DIV3.
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600- added -me option to set motion estimation method
601 (default=log). suppressed redundant -hq option.
602- added options -acodec and -vcodec to force a given codec (useful for
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603 AVI for example)
604- fixed -an option
605- improved dct_quantize speed
606- factorized some motion estimation code
de6d9b64 607
0ca3e336 608
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609version 0.4.0:
610
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611- removing grab code from ffserver and moved it to ffmpeg. Added
612 multistream support to ffmpeg.
de6d9b64 613- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 614 URL)
de6d9b64 615- added high quality image resize code with polyphase filter (need
56cc85a0 616 mmx/see optimization). Enable multiple image size support in ffserver.
e0db8cfb 617- added multi live feed support in ffserver
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618- suppressed master feature from ffserver (it should be done with an
619 external program which opens the .ffm url and writes it to another
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620 ffserver)
621- added preliminary support for video stream parsing (WAV and AVI half
622 done). Added proper support for audio/video file conversion in
de6d9b64 623 ffmpeg.
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624- added preliminary support for video file sending from ffserver
625- redesigning I/O subsystem: now using URL based input and output
626 (see avio.h)
627- added WAV format support
628- added "tty user interface" to ffmpeg to stop grabbing gracefully
629- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 630 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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631- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
632- added new motion estimation algorithms, log and phods (Juanjo)
633- changed directories: libav for format handling, libavcodec for
634 codecs
de6d9b64 635
0ca3e336 636
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637version 0.3.4:
638
e0db8cfb 639- added stereo in MPEG audio encoder
de6d9b64 640
0ca3e336 641
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642version 0.3.3:
643
644- added 'high quality' mode which use motion vectors. It can be used in
645 real time at low resolution.
646- fixed rounding problems which caused quality problems at high
e0db8cfb 647 bitrates and large GOP size
de6d9b64 648
0ca3e336 649
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650version 0.3.2: small fixes
651
e0db8cfb 652- ASF fixes
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653- put_seek bug fix
654
0ca3e336 655
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656version 0.3.1: added avi/divx support
657
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658- added AVI support
659- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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660- added sound for flash format (not tested)
661
0ca3e336 662
de6d9b64 663version 0.3: initial public release