DPX image encoder
[libav.git] / Changelog
CommitLineData
888505df
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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
5efef54e 7- Lots of deprecated API cruft removed
9d35fa52 8- fft and imdct optimizations for AVX (Sandy Bridge) processors
e27ce0ee
PR
9- DPX image encoder
10
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11
12version 0.7_beta1:
13
316d6c15 14- WebM support in Matroska de/muxer
21d52447 15- low overhead Ogg muxing
a2403986 16- MMS-TCP support
ee0e9146 17- VP8 de/encoding via libvpx
173bb37f 18- Demuxer for On2's IVF format
a526d619 19- Pictor/PC Paint decoder
a2063901 20- HE-AAC v2 decoder
41f91b5f 21- libfaad2 wrapper removed
e83aed04 22- DTS-ES extension (XCh) decoding support
db7d307f 23- native VP8 decoder
680b2321 24- RTSP tunneling over HTTP
4449df6b 25- RTP depacketization of SVQ3
2d525ef4 26- -strict inofficial replaced by -strict unofficial
066ce8c9 27- ffplay -exitonkeydown and -exitonmousedown options added
b576934d 28- native GSM / GSM MS decoder
a59096e4 29- RTP depacketization of QDM2
5a717094 30- ANSI/ASCII art playback system
e8723e24 31- Lego Mindstorms RSO de/muxer
ba2c508d 32- SubRip subtitle file muxer and demuxer
de295976 33- Chinese AVS encoding via libxavs
530bbe96 34- ffprobe -show_packets option added
91af5601 35- RTP packetization of Theora and Vorbis
1ddc176e 36- RTP depacketization of MP4A-LATM
51291e60 37- RTP packetization and depacketization of VP8
a1e171df 38- hflip filter
cd223e0b 39- Apple HTTP Live Streaming demuxer
7f50caa7 40- a64 codec
b8521394 41- MMS-HTTP support
21e681ba 42- G.722 ADPCM audio encoder/decoder
43836928 43- R10k video decoder
6ebf0bfc 44- ocv_smooth filter
47941088 45- frei0r wrapper filter
2bc05d35 46- change crop filter syntax to width:height:x:y
75b67a8a 47- make the crop filter accept parametric expressions
6afd569e 48- make ffprobe accept AVFormatContext options
5900deeb 49- yadif filter
13fabd7a 50- blackframe filter
8878e3b2 51- Demuxer for Leitch/Harris' VR native stream format (LXF)
3ece3e4c 52- RTP depacketization of the X-QT QuickTime format
01c8d258 53- SAP (Session Announcement Protocol, RFC 2974) muxer and demuxer
68b79bfc 54- cropdetect filter
5879ea6d 55- ffmpeg -crop* options removed
43945b27 56- transpose filter added
4ad08021 57- ffmpeg -force_key_frames option added
44594cc7 58- demuxer for receiving raw rtp:// URLs without an SDP description
136e19e1 59- single stream LATM/LOAS decoder
a532bb39 60- setpts filter added
61b1f0f9 61- Win64 support for optimized asm functions
ba83c4bf 62- MJPEG/AVI1 to JPEG/JFIF bitstream filter
c99f9b0a 63- ASS subtitle encoder and decoder
482d98f6 64- IEC 61937 encapsulation for E-AC3, TrueHD, DTS-HD (for HDMI passthrough)
58935b25 65- overlay filter added
2fb21bf4 66- rename aspect filter to setdar, and pixelaspect to setsar
3b39e273 67- IEC 61937 demuxer
9d09ebf1 68- Mobotix .mxg demuxer
f8608dca 69- frei0r source added
a4dc7aa5 70- hqdn3d filter added
35014efc 71- RTP depacketization of QCELP
475ae04a 72- FLAC parser added
d5f187fd 73- gradfun filter added
2b2a597e 74- AMR-WB decoder
3579b405 75- replace the ocv_smooth filter with a more generic ocv filter
82ca054a 76- Windows Televison (WTV) demuxer
fd5b124d 77- FFmpeg metadata format muxer and demuxer
2c77c906 78- SubRip (srt) subtitle decoder
6fd96d1a 79- floating-point AC-3 encoder added
d267b339 80- Lagarith decoder
fbd56159 81- ffmpeg -copytb option added
54bc6403 82- IVF muxer added
44ddfd47 83- Wing Commander IV movies decoder added
9409c381 84- movie source added
ccfcddb3 85- Bink version 'b' audio and video decoder
402f9ad5 86- Bitmap Brothers JV playback system
dc6fdad5 87- Apple HTTP Live Streaming protocol handler
15d59d2c 88- sndio support for playback and record
c6f95144 89- Linux framebuffer input device added
42315dab 90- Chronomaster DFA decoder
ce02f9be 91- Mobotix MxPEG decoder
d89e738a 92- AAC encoding via libvo-aacenc
f502ff3f 93- AMR-WB encoding via libvo-amrwbenc
ad4c5034 94- xWMA demuxer
2f84bb42 95- fieldorder video filter added
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96
97
98version 0.6:
99
2db272e9 100- PB-frame decoding for H.263
b11163c8 101- deprecated vhook subsystem removed
3444c914 102- deprecated old scaler removed
616e899c 103- VQF demuxer
b3b5946c 104- Alpha channel scaler
effcedf7 105- PCX encoder
9edfaf3c 106- RTP packetization of H.263
08e696c0 107- RTP packetization of AMR
e6327fba 108- RTP depacketization of Vorbis
e9356be5 109- CorePNG decoding support
9189d7eb 110- Cook multichannel decoding support
276f8e2b 111- introduced avlanguage helpers in libavformat
f0b19bd3 112- 8088flex TMV demuxer and decoder
5f1ac36d 113- per-stream language-tags extraction in asfdec
ca0bb1c4 114- V210 decoder and encoder
de08ebe3 115- remaining GPL parts in AC-3 decoder converted to LGPL
cdce0fb8 116- QCP demuxer
cbfe5bee 117- SoX native format muxer and demuxer
0b175caa 118- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
94d3d6a4 119- DPX image decoder
c63ea92b 120- Electronic Arts Madcow decoder
a4276ba2 121- DivX (XSUB) subtitle encoder
0a4a0aa7 122- nonfree libamr support for AMR-NB/WB decoding/encoding removed
57a80d79 123- experimental AAC encoder
c2f3eec4 124- RTP depacketization of ASF and RTSP from WMS servers
9fd6b843 125- RTMP support in libavformat
3106f489 126- noX handling for OPT_BOOL X options
740e89cf 127- Wave64 demuxer
ab1eff9c 128- IEC-61937 compatible Muxer
7bd47335 129- TwinVQ decoder
c58b82a2 130- Bluray (PGS) subtitle decoder
5dd3707b 131- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
57a80d79 132- WMA Pro decoder
5f14b565 133- Core Audio Format demuxer
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134- Atrac1 decoder
135- MD STUDIO audio demuxer
811e0fc2 136- RF64 support in WAV demuxer
99971952 137- MPEG-4 Audio Lossless Coding (ALS) decoder
0584b718 138- -formats option split into -formats, -codecs, -bsfs, and -protocols
7c3c53c8 139- IV8 demuxer
a3d995c1 140- CDG demuxer and decoder
4aaab0a3 141- R210 decoder
ce293510 142- Auravision Aura 1 and 2 decoders
e6565055 143- Deluxe Paint Animation playback system
d140b025 144- SIPR decoder
83ab7f18 145- Adobe Filmstrip muxer and demuxer
45aa9080 146- RTP depacketization of H.263
342c7dfd 147- Bink demuxer and audio/video decoders
4ebaec79 148- enable symbol versioning by default for linkers that support it
b9e06ddd 149- IFF PBM/ILBM bitmap decoder
084eb95f 150- concat protocol
5bebe94d 151- Indeo 5 decoder
556aa7a1 152- RTP depacketization of AMR
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153- WMA Voice decoder
154- ffprobe tool
4fe3edaa 155- AMR-NB decoder
6f5a3d0a 156- RTSP muxer
ed492b61 157- HE-AAC v1 decoder
bf354122 158- Kega Game Video (KGV1) decoder
59b4b540 159- VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
887af2aa 160- RTP depacketization of Theora
b26708d5 161- HTTP Digest authentication
0f943ce6 162- RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
38b9d8b8 163- Psygnosis YOP demuxer and video decoder
ca6e7708 164- spectral extension support in the E-AC-3 decoder
ac1c9564 165- unsharp video filter
910cde56 166- RTP hinting in the mov/3gp/mp4 muxer
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167- Dirac in Ogg demuxing
168- seek to keyframes in Ogg
169- 4:2:2 and 4:4:4 Theora decoding
170- 35% faster VP3/Theora decoding
171- faster AAC decoding
172- faster H.264 decoding
d31ba231 173- RealAudio 1.0 (14.4K) encoder
de08ebe3 174
2db272e9 175
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176version 0.5:
177
06ab9cff 178- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
9d53d58e 179- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 180- IBM Ultimotion (ULTI) video decoder
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MM
181- Sierra Online audio file demuxer and decoder
182- Apple QuickDraw (qdrw) video decoder
22052247 183- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 184- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 185- Miro VideoXL (VIXL) video decoder
b06b45c4 186- H.261 video encoder
acfd8f0f 187- QPEG video decoder
353147ed 188- Nullsoft Video (NSV) file demuxer
13dfd2b9 189- Shorten audio decoder
9c7fb608 190- LOCO video decoder
115329f1 191- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 192- Winnov WNV1 video decoder
589f8220 193- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 194- Indeo 2 video decoder
b81f8949 195- Fraps FPS1 video decoder
e0db8cfb 196- Snow video encoder/decoder
af4ca324 197- Sonic audio encoder/decoder
108ab268 198- Vorbis audio decoder
af4ca324 199- Macromedia ADPCM decoder
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200- Duck TrueMotion 2 video decoder
201- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 202- H.264 custom quantization matrices support
a8289180 203- ffserver fixed, it should now be usable again
8d1018bf 204- QDM2 audio decoder
8a2d410e 205- Real Cooker audio decoder
bf3027c8 206- TrueSpeech audio decoder
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DB
207- WMA2 audio decoder fixed, now all files should play correctly
208- RealAudio 14.4 and 28.8 decoders fixed
108ab268 209- JPEG-LS decoder
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210- build system improvements
211- tabs and trailing whitespace removed from the codebase
108ab268 212- CamStudio video decoder
f11288da 213- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 214- ADTS AAC file reading and writing
ea395e8c 215- Creative VOC file reading and writing
4e114829 216- American Laser Games multimedia (*.mm) playback system
6a7d2c3d 217- Zip Motion Blocks Video decoder
58cf42fa 218- improved Theora/VP3 decoder
8a2d410e 219- True Audio (TTA) decoder
26376701 220- AVS demuxer and video decoder
108ab268 221- JPEG-LS encoder
348efc18 222- Smacker demuxer and decoder
dfca23e3 223- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 224- KMVC decoder
58cf42fa 225- MPEG-2 intra VLC support
2d974017 226- MPEG-2 4:2:2 encoder
0919e788 227- Flash Screen Video decoder
cc0bc648 228- GXF demuxer
6a09487e 229- Chinese AVS decoder
43dcf590 230- GXF muxer
07bf2af8 231- MXF demuxer
b394e39a 232- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 233- MacIntel support
8ac17293 234- AVISynth support
eb57c889 235- VMware video decoder
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AJ
236- VP5 video decoder
237- VP6 video decoder
730581f3 238- WavPack lossless audio decoder
3689cf16 239- Targa (.TGA) picture decoder
108ab268 240- Vorbis audio encoder
dc56e0de 241- Delphine Software .cin demuxer/audio and video decoder
29f86228 242- Tiertex .seq demuxer/video decoder
f7bc5837 243- MTV demuxer
716222db 244- TIFF picture encoder and decoder
06d392a7 245- GIF picture decoder
58cf42fa 246- Intel Music Coder decoder
6a7d2c3d 247- Zip Motion Blocks Video encoder
185c7b6b 248- Musepack decoder
8adc51f2 249- Flash Screen Video encoder
150d2772 250- Theora encoding via libtheora
52548eee 251- BMP encoder
039cd4a7 252- WMA encoder
346a655d 253- GSM-MS encoder and decoder
01ca9ac3 254- DCA decoder
33a0dd37 255- DXA demuxer and decoder
52b6bad2 256- DNxHD decoder
efb0c399 257- Gamecube movie (.THP) playback system
a5fbe001 258- Blackfin optimizations
9a0ddd09 259- Interplay C93 demuxer and video decoder
1e6c6759 260- Bethsoft VID demuxer and video decoder
8e952e4d 261- CRYO APC demuxer
10e26bc7 262- Atrac3 decoder
b46d68c6 263- V.Flash PTX decoder
58cf42fa 264- RoQ muxer, RoQ audio encoder
ad39f1a7 265- Renderware TXD demuxer and decoder
4d5588cf 266- extern C declarations for C++ removed from headers
82e60541 267- sws_flags command line option
ddcf4b5d 268- codebook generator
03e3e765 269- RoQ video encoder
d3b7406c 270- QTRLE encoder
d22e8442 271- OS/2 support removed and restored again
6ea67bbb 272- AC-3 decoder
58cf42fa 273- NUT muxer
108ab268 274- additional SPARC (VIS) optimizations
e09f7d61 275- Matroska muxer
58cf42fa 276- slice-based parallel H.264 decoding
bf4a1f17 277- Monkey's Audio demuxer and decoder
8787d837 278- AMV audio and video decoder
fc4cbc16 279- DNxHD encoder
d6c52130 280- H.264 PAFF decoding
636b13c5 281- Nellymoser ASAO decoder
66f7679c 282- Beam Software SIFF demuxer and decoder
f9def9cc 283- libvorbis Vorbis decoding removed in favor of native decoder
541432c3 284- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
56dc1fdf 285- Ogg (Theora, Vorbis and FLAC) muxer
108ab268 286- The "device" muxers and demuxers are now in a new libavdevice library
540945eb
IP
287- PC Paintbrush PCX decoder
288- Sun Rasterfile decoder
920d3609 289- TechnoTrend PVA demuxer
77c1d04d 290- Linux Media Labs MPEG-4 (LMLM4) demuxer
b264a084 291- AVM2 (Flash 9) SWF muxer
9dc92a38 292- QT variant of IMA ADPCM encoder
39fc859e 293- VFW grabber
58cf42fa 294- iPod/iPhone compatible mp4 muxer
a7129de5 295- Mimic decoder
0f3444e1 296- MSN TCP Webcam stream demuxer
86b3cf7c 297- RL2 demuxer / decoder
d299be08
JM
298- IFF demuxer
299- 8SVX audio decoder
b00b15be 300- non-recursive Makefiles
b64c096b 301- BFI demuxer
74118c07 302- MAXIS EA XA (.xa) demuxer / decoder
2003d3da 303- BFI video decoder
ea662534 304- OMA demuxer
b517af05 305- MLP/TrueHD decoder
e1c74782 306- Electronic Arts CMV decoder
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RP
307- Motion Pixels Video decoder
308- Motion Pixels MVI demuxer
e44bbf62 309- removed animated GIF decoder/demuxer
51c3861e 310- D-Cinema audio muxer
cfc78718 311- Electronic Arts TGV decoder
833e90dd 312- Apple Lossless Audio Codec (ALAC) encoder
7d8f3de4 313- AAC decoder
eb6fc557 314- floating point PCM encoder/decoder
cedebde1 315- MXF muxer
108ab268 316- DV100 AKA DVCPRO HD decoder and demuxer
1f6a594d 317- E-AC-3 support added to AC-3 decoder
755ba886 318- Nellymoser ASAO encoder
0c86f89a 319- ASS and SSA demuxer and muxer
d8d12c15 320- liba52 wrapper removed
0ac1dc6f 321- SVQ3 watermark decoding support
f6958006 322- Speex decoding via libspeex
42b30357 323- Electronic Arts TGQ decoder
108ab268 324- RV40 decoder
73b458e3 325- QCELP / PureVoice decoder
108ab268 326- RV30 decoder
7906f3ca 327- hybrid WavPack support
7eb68edb 328- R3D REDCODE demuxer
115d095e 329- ALSA support for playback and record
d8964f3a 330- Electronic Arts TQI decoder
9a77d59a 331- OpenJPEG based JPEG 2000 decoder
58cf42fa 332- NC (NC4600) camera file demuxer
865780ae 333- Gopher client support
bd3f81f3 334- MXF D-10 muxer
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DB
335- generic metadata API
336
9d53d58e 337
1defd2a8
MN
338version 0.4.9-pre1:
339
4fa1c4fa 340- DV encoder, DV muxer
2fdf638b
MM
341- Microsoft RLE video decoder
342- Microsoft Video-1 decoder
070ed1bc 343- Apple Animation (RLE) decoder
42cad81a 344- Apple Graphics (SMC) decoder
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MM
345- Apple Video (RPZA) decoder
346- Cinepak decoder
347- Sega FILM (CPK) file demuxer
42cad81a 348- Westwood multimedia support (VQA & AUD files)
4120a53a 349- Id Quake II CIN playback support
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MM
350- 8BPS video decoder
351- FLIC playback support
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352- RealVideo 2.0 (RV20) decoder
353- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 354- Sierra VMD demuxer and video decoder
1defd2a8 355- MSZH and ZLIB decoder support
3b64893d 356- SVQ1 video encoder
1defd2a8 357- AMR-WB support
e0db8cfb 358- PPC optimizations
1defd2a8 359- rate distortion optimal cbp support
e0db8cfb 360- rate distorted optimal ac prediction for MPEG-4
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MN
361- rate distorted optimal lambda->qp support
362- AAC encoding with libfaac
363- Sunplus JPEG codec (SP5X) support
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DB
364- use Lagrange multipler instead of QP for ratecontrol
365- Theora/VP3 decoding support
1defd2a8 366- XA and ADX ADPCM codecs
e0db8cfb 367- export MPEG-2 active display area / pan scan
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368- Add support for configuring with IBM XLC
369- floating point AAN DCT
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DB
370- initial support for zygo video (not complete)
371- RGB ffv1 support
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MN
372- new audio/video parser API
373- av_log() system
374- av_read_frame() and av_seek_frame() support
375- missing last frame fixes
376- seek by mouse in ffplay
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DB
377- noise reduction of DCT coefficients
378- H.263 OBMC & 4MV support
379- H.263 alternative inter vlc support
380- H.263 loop filter
381- H.263 slice structured mode
382- interlaced DCT support for MPEG-2 encoding
1defd2a8 383- stuffing to stay above min_bitrate
e0db8cfb 384- MB type & QP visualization
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385- frame stepping for ffplay
386- interlaced motion estimation
387- alternate scantable support
388- SVCD scan offset support
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389- closed GOP support
390- SSE2 FDCT
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391- quantizer noise shaping
392- G.726 ADPCM audio codec
393- MS ADPCM encoding
394- multithreaded/SMP motion estimation
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395- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
396- multithreaded/SMP decoding for MPEG-2
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397- FLAC decoder
398- Metrowerks CodeWarrior suppport
e0db8cfb 399- H.263+ custom pcf support
1defd2a8 400- nicer output for 'ffmpeg -formats'
e0db8cfb 401- Matroska demuxer
1defd2a8 402- SGI image format, encoding and decoding
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403- H.264 loop filter support
404- H.264 CABAC support
f073a393 405- nicer looking arrows for the motion vector visualization
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406- improved VCD support
407- audio timestamp drift compensation
e0db8cfb 408- MPEG-2 YUV 422/444 support
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MN
409- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
410- better image scaling
e0db8cfb 411- H.261 support
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412- correctly interleave packets during encoding
413- VIS optimized motion compensation
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414- intra_dc_precision>0 encoding support
415- support reuse of motion vectors/MB types/field select values of the source video
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416- more accurate deblock filter
417- padding support
418- many optimizations and bugfixes
055dc116 419- FunCom ISS audio file demuxer and according ADPCM decoding
2fdf638b 420
0ca3e336 421
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FB
422version 0.4.8:
423
e0db8cfb 424- MPEG-2 video encoding (Michael)
d9d8910b 425- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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MM
426- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
427 and Mario Brito)
428- Xan DPCM audio decoder (Mario Brito)
186447f8 429- Interplay MVE playback subsystem (Mike Melanson)
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430- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
431
0ca3e336 432
b17e9c99 433version 0.4.7:
e07702ba 434
e0db8cfb 435- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 436 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 437- current version now also compiles with older GCC (Fabrice)
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HBH
438- 4X multimedia playback system including 4xm file demuxer (Mike
439 Melanson), and 4X video and audio codecs (Michael)
440- Creative YUV (CYUV) decoder (Mike Melanson)
441- FFV1 codec (our very simple lossless intra only codec, compresses much better
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DB
442 than HuffYUV) (Michael)
443- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
444- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
e07702ba
HBH
445 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
446- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 447 for multiplatform support (Fabrice)
e07702ba
HBH
448- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
449 by anonymous
450- AMR format has been added (Johannes Carlsson)
e0db8cfb 451- 3GP support has been added (Johannes Carlsson)
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HBH
452- VP3 codec has been added (Mike Melanson)
453- more MPEG-1/2 fixes
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454- better multiplatform support, MS Visual Studio fixes (various)
455- AltiVec optimizations (Magnus Damn and others)
e07702ba 456- SH4 processor support has been added (BERO)
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DB
457- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
458- VOB streaming support (Brian Foley)
459- better MP3 autodetection (Andriy Rysin)
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460- qpel encoding (Michael)
461- 4mv+b frames encoding finally fixed (Michael)
462- chroma ME (Michael)
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DB
463- 5 comparison functions for ME (Michael)
464- B-frame encoding speedup (Michael)
465- WMV2 codec (unfinished - Michael)
d3d10087 466- user specified diamond size for EPZS (Michael)
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467- Playstation STR playback subsystem, still experimental (Mike and Michael)
468- ASV2 codec (Michael)
469- CLJR decoder (Alex)
d3d10087 470
e0db8cfb 471.. And lots more new enhancements and fixes.
e07702ba 472
0ca3e336 473
d3d10087 474version 0.4.6:
739d6efa 475
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DB
476- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
477 from scratch
478- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
479- fix quantization bug in AC3 encoder
480- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
481- added prototype ffplay program
482- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
483- bug fix on MCBPC tables of H.263 (Juanjo)
484- bug fix on DC coefficients of H.263 (Juanjo)
485- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
486- now we can decode H.263 streams found in QuickTime files (Juanjo)
487- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 488- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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DB
489- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
490- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 491- added first regression tests
e0db8cfb 492- added MPEG-2 TS demuxer
a31e01c5 493- new demux API for libav
6d291820 494- more accurate and faster IDCT (Michael)
e0db8cfb 495- faster and entropy-controlled motion search (Michael)
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496- two pass video encoding (Michael)
497- new video rate control (Michael)
498- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
499- great performance improvement of video encoders and decoders (Michael)
500- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 501- high quality encoding mode: tries all macroblock/VLC types (Michael)
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502- added DV video decoder
503- preliminary RTP/RTSP support in ffserver and libavformat
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504- H.263+ AIC decoding/encoding support (Juanjo)
505- VCD MPEG-PS mode (Juanjo)
506- PSNR stuff (Juanjo)
507- simple stats output (Juanjo)
508- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 509
0ca3e336 510
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511version 0.4.5:
512
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513- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
514- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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515- added configure system (actually a small shell script)
516- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 517 Michael Hipp (temporary solution - waiting for integer only
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518 decoder)
519- fixed VIDIOCSYNC interrupt
520- added Intel H.263 decoding support ('I263' AVI fourCC)
521- added Real Video 1.0 decoding (needs further testing)
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522- simplified image formats again. Added PGM format (=grey
523 pgm). Renamed old PGM to PGMYUV.
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524- fixed msmpeg4 slice issues (tell me if you still find problems)
525- fixed OpenDivX bugs with newer versions (added VOL header decoding)
526- added support for MPlayer interface
527- added macroblock skip optimization
528- added MJPEG decoder
529- added mmx/mmxext IDCT from libmpeg2
0c1e384c 530- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 531 <celer at shell.scrypt.net>)
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532- added pixel format conversion layer (e.g. for MJPEG or PPM)
533- added deinterlacing option
534- MPEG-1/2 fixes
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535- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
536- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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537- Windows porting of file converter
538- added MJPEG raw format (input/ouput)
539- added JPEG image format support (input/output)
de6d9b64 540
0ca3e336 541
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542version 0.4.4:
543
544- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 545 <bjorn.e.lindgren at telia.com>).
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546- added MPEG demuxer (MPEG-1 and 2 compatible).
547- added ASF demuxer
548- added prototype RM demuxer
549- added AC3 decoding (done with libac3 by Aaron Holtzman)
550- added decoding codec parameter guessing (.e.g. for MPEG, because the
551 header does not include them)
552- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
553 play them (only tested video)
554- fixed H.263 white bug
555- fixed phase rounding in img resample filter
556- add MMX code for polyphase img resample filter
557- added CPU autodetection
558- added generic title/author/copyright/comment string handling (ASF and RM
559 use them)
de6d9b64 560- added SWF demux to extract MP3 track (not usable yet because no MP3
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561 decoder)
562- added fractional frame rate support
de6d9b64 563- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 564 segfault)
de6d9b64 565
0ca3e336 566
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567version 0.4.3:
568
dd5cf2ad 569- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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570- fixed raw yuv output
571- added motion rounding support in MPEG-4
572- fixed motion bug rounding in MSMPEG4
573- added B-frame handling in video core
574- added full MPEG-1 decoding support
575- added partial (frame only) MPEG-2 support
de6d9b64 576- changed the FOURCC code for H.263 to "U263" to be able to see the
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577 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
578 this +codec ;) (JuanJo).
579- Halfpel motion estimation after MB type selection (JuanJo)
580- added pgm and .Y.U.V output format
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581- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
582 output.
583- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 584 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 585 instead of a protocol)
de6d9b64 586
0ca3e336 587
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588version 0.4.2:
589
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590- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
591 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 592 missing. MSMPEG4 support is complete.
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593- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
594 can decode ffmpeg MPEGs :-)).
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595- added libavcodec API documentation (see apiexample.c).
596- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 597 greenish)
de6d9b64 598- added support for non clipped motion vectors (decoding only)
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599 and image sizes non-multiple of 16
600- added support for AC prediction (decoding only)
601- added file overwrite confirmation (can be disabled with -y)
602- added custom size picture to H.263 using H.263+ (Juanjo)
de6d9b64 603
0ca3e336 604
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605version 0.4.1:
606
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607- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
608 of AVI and ASF to DIV3.
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609- added -me option to set motion estimation method
610 (default=log). suppressed redundant -hq option.
611- added options -acodec and -vcodec to force a given codec (useful for
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612 AVI for example)
613- fixed -an option
614- improved dct_quantize speed
615- factorized some motion estimation code
de6d9b64 616
0ca3e336 617
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618version 0.4.0:
619
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620- removing grab code from ffserver and moved it to ffmpeg. Added
621 multistream support to ffmpeg.
de6d9b64 622- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 623 URL)
de6d9b64 624- added high quality image resize code with polyphase filter (need
56cc85a0 625 mmx/see optimization). Enable multiple image size support in ffserver.
e0db8cfb 626- added multi live feed support in ffserver
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627- suppressed master feature from ffserver (it should be done with an
628 external program which opens the .ffm url and writes it to another
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629 ffserver)
630- added preliminary support for video stream parsing (WAV and AVI half
631 done). Added proper support for audio/video file conversion in
de6d9b64 632 ffmpeg.
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633- added preliminary support for video file sending from ffserver
634- redesigning I/O subsystem: now using URL based input and output
635 (see avio.h)
636- added WAV format support
637- added "tty user interface" to ffmpeg to stop grabbing gracefully
638- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 639 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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640- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
641- added new motion estimation algorithms, log and phods (Juanjo)
642- changed directories: libav for format handling, libavcodec for
643 codecs
de6d9b64 644
0ca3e336 645
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646version 0.3.4:
647
e0db8cfb 648- added stereo in MPEG audio encoder
de6d9b64 649
0ca3e336 650
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651version 0.3.3:
652
653- added 'high quality' mode which use motion vectors. It can be used in
654 real time at low resolution.
655- fixed rounding problems which caused quality problems at high
e0db8cfb 656 bitrates and large GOP size
de6d9b64 657
0ca3e336 658
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659version 0.3.2: small fixes
660
e0db8cfb 661- ASF fixes
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662- put_seek bug fix
663
0ca3e336 664
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665version 0.3.1: added avi/divx support
666
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667- added AVI support
668- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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669- added sound for flash format (not tested)
670
0ca3e336 671
de6d9b64 672version 0.3: initial public release