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