H.264: add filter_mb_fast support for >8-bit decoding
[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
bed31c7e 5version 0.7:
2db272e9 6
aa47c35d 7- E-AC-3 audio encoder
b95d19b0
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8- ac3enc: add channel coupling support
9- floating-point sample format support to the ac3, eac3, dca, aac, and vorbis decoders.
10- H264/MPEG frame-level multi-threading
11- All av_metadata_* functions renamed to av_dict_* and moved to libavutil
bed31c7e
RT
12- 4:4:4 H.264 decoding support
13- 10-bit H.264 optimizations for x86
dea22a1a 14- Bump libswscale for recently reported ABI break
aa47c35d 15
21bbca5b
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16
17version 0.7_beta2:
18
bed31c7e
RT
19- VP8 frame-multithreading
20- NEON optimizations for VP8
5efef54e 21- Lots of deprecated API cruft removed
9d35fa52 22- fft and imdct optimizations for AVX (Sandy Bridge) processors
e27ce0ee 23- DPX image encoder
9aa91043 24- SMPTE 302M AES3 audio decoder
8fb566fd 25- Remove support for quitting ffmpeg with 'q', ctrl+c should be used.
bed31c7e 26- 9bit and 10bit per sample support in the H.264 decoder
e27ce0ee 27
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RT
28
29version 0.7_beta1:
30
316d6c15 31- WebM support in Matroska de/muxer
21d52447 32- low overhead Ogg muxing
a2403986 33- MMS-TCP support
ee0e9146 34- VP8 de/encoding via libvpx
173bb37f 35- Demuxer for On2's IVF format
a526d619 36- Pictor/PC Paint decoder
a2063901 37- HE-AAC v2 decoder
41f91b5f 38- libfaad2 wrapper removed
e83aed04 39- DTS-ES extension (XCh) decoding support
db7d307f 40- native VP8 decoder
680b2321 41- RTSP tunneling over HTTP
4449df6b 42- RTP depacketization of SVQ3
2d525ef4 43- -strict inofficial replaced by -strict unofficial
066ce8c9 44- ffplay -exitonkeydown and -exitonmousedown options added
b576934d 45- native GSM / GSM MS decoder
a59096e4 46- RTP depacketization of QDM2
5a717094 47- ANSI/ASCII art playback system
e8723e24 48- Lego Mindstorms RSO de/muxer
ba2c508d 49- SubRip subtitle file muxer and demuxer
de295976 50- Chinese AVS encoding via libxavs
530bbe96 51- ffprobe -show_packets option added
91af5601 52- RTP packetization of Theora and Vorbis
1ddc176e 53- RTP depacketization of MP4A-LATM
51291e60 54- RTP packetization and depacketization of VP8
a1e171df 55- hflip filter
cd223e0b 56- Apple HTTP Live Streaming demuxer
7f50caa7 57- a64 codec
b8521394 58- MMS-HTTP support
21e681ba 59- G.722 ADPCM audio encoder/decoder
43836928 60- R10k video decoder
6ebf0bfc 61- ocv_smooth filter
47941088 62- frei0r wrapper filter
2bc05d35 63- change crop filter syntax to width:height:x:y
75b67a8a 64- make the crop filter accept parametric expressions
6afd569e 65- make ffprobe accept AVFormatContext options
5900deeb 66- yadif filter
13fabd7a 67- blackframe filter
8878e3b2 68- Demuxer for Leitch/Harris' VR native stream format (LXF)
3ece3e4c 69- RTP depacketization of the X-QT QuickTime format
01c8d258 70- SAP (Session Announcement Protocol, RFC 2974) muxer and demuxer
68b79bfc 71- cropdetect filter
5879ea6d 72- ffmpeg -crop* options removed
43945b27 73- transpose filter added
4ad08021 74- ffmpeg -force_key_frames option added
44594cc7 75- demuxer for receiving raw rtp:// URLs without an SDP description
136e19e1 76- single stream LATM/LOAS decoder
a532bb39 77- setpts filter added
61b1f0f9 78- Win64 support for optimized asm functions
ba83c4bf 79- MJPEG/AVI1 to JPEG/JFIF bitstream filter
c99f9b0a 80- ASS subtitle encoder and decoder
482d98f6 81- IEC 61937 encapsulation for E-AC3, TrueHD, DTS-HD (for HDMI passthrough)
58935b25 82- overlay filter added
2fb21bf4 83- rename aspect filter to setdar, and pixelaspect to setsar
3b39e273 84- IEC 61937 demuxer
9d09ebf1 85- Mobotix .mxg demuxer
f8608dca 86- frei0r source added
a4dc7aa5 87- hqdn3d filter added
35014efc 88- RTP depacketization of QCELP
475ae04a 89- FLAC parser added
d5f187fd 90- gradfun filter added
2b2a597e 91- AMR-WB decoder
3579b405 92- replace the ocv_smooth filter with a more generic ocv filter
82ca054a 93- Windows Televison (WTV) demuxer
fd5b124d 94- FFmpeg metadata format muxer and demuxer
2c77c906 95- SubRip (srt) subtitle decoder
6fd96d1a 96- floating-point AC-3 encoder added
d267b339 97- Lagarith decoder
fbd56159 98- ffmpeg -copytb option added
54bc6403 99- IVF muxer added
44ddfd47 100- Wing Commander IV movies decoder added
9409c381 101- movie source added
ccfcddb3 102- Bink version 'b' audio and video decoder
402f9ad5 103- Bitmap Brothers JV playback system
dc6fdad5 104- Apple HTTP Live Streaming protocol handler
15d59d2c 105- sndio support for playback and record
c6f95144 106- Linux framebuffer input device added
42315dab 107- Chronomaster DFA decoder
ce02f9be 108- Mobotix MxPEG decoder
d89e738a 109- AAC encoding via libvo-aacenc
f502ff3f 110- AMR-WB encoding via libvo-amrwbenc
ad4c5034 111- xWMA demuxer
2f84bb42 112- fieldorder video filter added
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113
114
115version 0.6:
116
2db272e9 117- PB-frame decoding for H.263
b11163c8 118- deprecated vhook subsystem removed
3444c914 119- deprecated old scaler removed
616e899c 120- VQF demuxer
b3b5946c 121- Alpha channel scaler
effcedf7 122- PCX encoder
9edfaf3c 123- RTP packetization of H.263
08e696c0 124- RTP packetization of AMR
e6327fba 125- RTP depacketization of Vorbis
e9356be5 126- CorePNG decoding support
9189d7eb 127- Cook multichannel decoding support
276f8e2b 128- introduced avlanguage helpers in libavformat
f0b19bd3 129- 8088flex TMV demuxer and decoder
5f1ac36d 130- per-stream language-tags extraction in asfdec
ca0bb1c4 131- V210 decoder and encoder
de08ebe3 132- remaining GPL parts in AC-3 decoder converted to LGPL
cdce0fb8 133- QCP demuxer
cbfe5bee 134- SoX native format muxer and demuxer
0b175caa 135- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
94d3d6a4 136- DPX image decoder
c63ea92b 137- Electronic Arts Madcow decoder
a4276ba2 138- DivX (XSUB) subtitle encoder
0a4a0aa7 139- nonfree libamr support for AMR-NB/WB decoding/encoding removed
57a80d79 140- experimental AAC encoder
c2f3eec4 141- RTP depacketization of ASF and RTSP from WMS servers
9fd6b843 142- RTMP support in libavformat
3106f489 143- noX handling for OPT_BOOL X options
740e89cf 144- Wave64 demuxer
ab1eff9c 145- IEC-61937 compatible Muxer
7bd47335 146- TwinVQ decoder
c58b82a2 147- Bluray (PGS) subtitle decoder
5dd3707b 148- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
57a80d79 149- WMA Pro decoder
5f14b565 150- Core Audio Format demuxer
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151- Atrac1 decoder
152- MD STUDIO audio demuxer
811e0fc2 153- RF64 support in WAV demuxer
99971952 154- MPEG-4 Audio Lossless Coding (ALS) decoder
0584b718 155- -formats option split into -formats, -codecs, -bsfs, and -protocols
7c3c53c8 156- IV8 demuxer
a3d995c1 157- CDG demuxer and decoder
4aaab0a3 158- R210 decoder
ce293510 159- Auravision Aura 1 and 2 decoders
e6565055 160- Deluxe Paint Animation playback system
d140b025 161- SIPR decoder
83ab7f18 162- Adobe Filmstrip muxer and demuxer
45aa9080 163- RTP depacketization of H.263
342c7dfd 164- Bink demuxer and audio/video decoders
4ebaec79 165- enable symbol versioning by default for linkers that support it
b9e06ddd 166- IFF PBM/ILBM bitmap decoder
084eb95f 167- concat protocol
5bebe94d 168- Indeo 5 decoder
556aa7a1 169- RTP depacketization of AMR
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170- WMA Voice decoder
171- ffprobe tool
4fe3edaa 172- AMR-NB decoder
6f5a3d0a 173- RTSP muxer
ed492b61 174- HE-AAC v1 decoder
bf354122 175- Kega Game Video (KGV1) decoder
59b4b540 176- VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
887af2aa 177- RTP depacketization of Theora
b26708d5 178- HTTP Digest authentication
0f943ce6 179- RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
38b9d8b8 180- Psygnosis YOP demuxer and video decoder
ca6e7708 181- spectral extension support in the E-AC-3 decoder
ac1c9564 182- unsharp video filter
910cde56 183- RTP hinting in the mov/3gp/mp4 muxer
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184- Dirac in Ogg demuxing
185- seek to keyframes in Ogg
186- 4:2:2 and 4:4:4 Theora decoding
187- 35% faster VP3/Theora decoding
188- faster AAC decoding
189- faster H.264 decoding
d31ba231 190- RealAudio 1.0 (14.4K) encoder
de08ebe3 191
2db272e9 192
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193version 0.5:
194
06ab9cff 195- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
9d53d58e 196- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 197- IBM Ultimotion (ULTI) video decoder
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198- Sierra Online audio file demuxer and decoder
199- Apple QuickDraw (qdrw) video decoder
22052247 200- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 201- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 202- Miro VideoXL (VIXL) video decoder
b06b45c4 203- H.261 video encoder
acfd8f0f 204- QPEG video decoder
353147ed 205- Nullsoft Video (NSV) file demuxer
13dfd2b9 206- Shorten audio decoder
9c7fb608 207- LOCO video decoder
115329f1 208- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 209- Winnov WNV1 video decoder
589f8220 210- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 211- Indeo 2 video decoder
b81f8949 212- Fraps FPS1 video decoder
e0db8cfb 213- Snow video encoder/decoder
af4ca324 214- Sonic audio encoder/decoder
108ab268 215- Vorbis audio decoder
af4ca324 216- Macromedia ADPCM decoder
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217- Duck TrueMotion 2 video decoder
218- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 219- H.264 custom quantization matrices support
a8289180 220- ffserver fixed, it should now be usable again
8d1018bf 221- QDM2 audio decoder
8a2d410e 222- Real Cooker audio decoder
bf3027c8 223- TrueSpeech audio decoder
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224- WMA2 audio decoder fixed, now all files should play correctly
225- RealAudio 14.4 and 28.8 decoders fixed
108ab268 226- JPEG-LS decoder
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227- build system improvements
228- tabs and trailing whitespace removed from the codebase
108ab268 229- CamStudio video decoder
f11288da 230- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 231- ADTS AAC file reading and writing
ea395e8c 232- Creative VOC file reading and writing
4e114829 233- American Laser Games multimedia (*.mm) playback system
6a7d2c3d 234- Zip Motion Blocks Video decoder
58cf42fa 235- improved Theora/VP3 decoder
8a2d410e 236- True Audio (TTA) decoder
26376701 237- AVS demuxer and video decoder
108ab268 238- JPEG-LS encoder
348efc18 239- Smacker demuxer and decoder
dfca23e3 240- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 241- KMVC decoder
58cf42fa 242- MPEG-2 intra VLC support
2d974017 243- MPEG-2 4:2:2 encoder
0919e788 244- Flash Screen Video decoder
cc0bc648 245- GXF demuxer
6a09487e 246- Chinese AVS decoder
43dcf590 247- GXF muxer
07bf2af8 248- MXF demuxer
b394e39a 249- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 250- MacIntel support
8ac17293 251- AVISynth support
eb57c889 252- VMware video decoder
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253- VP5 video decoder
254- VP6 video decoder
730581f3 255- WavPack lossless audio decoder
3689cf16 256- Targa (.TGA) picture decoder
108ab268 257- Vorbis audio encoder
dc56e0de 258- Delphine Software .cin demuxer/audio and video decoder
29f86228 259- Tiertex .seq demuxer/video decoder
f7bc5837 260- MTV demuxer
716222db 261- TIFF picture encoder and decoder
06d392a7 262- GIF picture decoder
58cf42fa 263- Intel Music Coder decoder
6a7d2c3d 264- Zip Motion Blocks Video encoder
185c7b6b 265- Musepack decoder
8adc51f2 266- Flash Screen Video encoder
150d2772 267- Theora encoding via libtheora
52548eee 268- BMP encoder
039cd4a7 269- WMA encoder
346a655d 270- GSM-MS encoder and decoder
01ca9ac3 271- DCA decoder
33a0dd37 272- DXA demuxer and decoder
52b6bad2 273- DNxHD decoder
efb0c399 274- Gamecube movie (.THP) playback system
a5fbe001 275- Blackfin optimizations
9a0ddd09 276- Interplay C93 demuxer and video decoder
1e6c6759 277- Bethsoft VID demuxer and video decoder
8e952e4d 278- CRYO APC demuxer
10e26bc7 279- Atrac3 decoder
b46d68c6 280- V.Flash PTX decoder
58cf42fa 281- RoQ muxer, RoQ audio encoder
ad39f1a7 282- Renderware TXD demuxer and decoder
4d5588cf 283- extern C declarations for C++ removed from headers
82e60541 284- sws_flags command line option
ddcf4b5d 285- codebook generator
03e3e765 286- RoQ video encoder
d3b7406c 287- QTRLE encoder
d22e8442 288- OS/2 support removed and restored again
6ea67bbb 289- AC-3 decoder
58cf42fa 290- NUT muxer
108ab268 291- additional SPARC (VIS) optimizations
e09f7d61 292- Matroska muxer
58cf42fa 293- slice-based parallel H.264 decoding
bf4a1f17 294- Monkey's Audio demuxer and decoder
8787d837 295- AMV audio and video decoder
fc4cbc16 296- DNxHD encoder
d6c52130 297- H.264 PAFF decoding
636b13c5 298- Nellymoser ASAO decoder
66f7679c 299- Beam Software SIFF demuxer and decoder
f9def9cc 300- libvorbis Vorbis decoding removed in favor of native decoder
541432c3 301- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
56dc1fdf 302- Ogg (Theora, Vorbis and FLAC) muxer
108ab268 303- The "device" muxers and demuxers are now in a new libavdevice library
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304- PC Paintbrush PCX decoder
305- Sun Rasterfile decoder
920d3609 306- TechnoTrend PVA demuxer
77c1d04d 307- Linux Media Labs MPEG-4 (LMLM4) demuxer
b264a084 308- AVM2 (Flash 9) SWF muxer
9dc92a38 309- QT variant of IMA ADPCM encoder
39fc859e 310- VFW grabber
58cf42fa 311- iPod/iPhone compatible mp4 muxer
a7129de5 312- Mimic decoder
0f3444e1 313- MSN TCP Webcam stream demuxer
86b3cf7c 314- RL2 demuxer / decoder
d299be08
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315- IFF demuxer
316- 8SVX audio decoder
b00b15be 317- non-recursive Makefiles
b64c096b 318- BFI demuxer
74118c07 319- MAXIS EA XA (.xa) demuxer / decoder
2003d3da 320- BFI video decoder
ea662534 321- OMA demuxer
b517af05 322- MLP/TrueHD decoder
e1c74782 323- Electronic Arts CMV decoder
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324- Motion Pixels Video decoder
325- Motion Pixels MVI demuxer
e44bbf62 326- removed animated GIF decoder/demuxer
51c3861e 327- D-Cinema audio muxer
cfc78718 328- Electronic Arts TGV decoder
833e90dd 329- Apple Lossless Audio Codec (ALAC) encoder
7d8f3de4 330- AAC decoder
eb6fc557 331- floating point PCM encoder/decoder
cedebde1 332- MXF muxer
108ab268 333- DV100 AKA DVCPRO HD decoder and demuxer
1f6a594d 334- E-AC-3 support added to AC-3 decoder
755ba886 335- Nellymoser ASAO encoder
0c86f89a 336- ASS and SSA demuxer and muxer
d8d12c15 337- liba52 wrapper removed
0ac1dc6f 338- SVQ3 watermark decoding support
f6958006 339- Speex decoding via libspeex
42b30357 340- Electronic Arts TGQ decoder
108ab268 341- RV40 decoder
73b458e3 342- QCELP / PureVoice decoder
108ab268 343- RV30 decoder
7906f3ca 344- hybrid WavPack support
7eb68edb 345- R3D REDCODE demuxer
115d095e 346- ALSA support for playback and record
d8964f3a 347- Electronic Arts TQI decoder
9a77d59a 348- OpenJPEG based JPEG 2000 decoder
58cf42fa 349- NC (NC4600) camera file demuxer
865780ae 350- Gopher client support
bd3f81f3 351- MXF D-10 muxer
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352- generic metadata API
353
9d53d58e 354
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355version 0.4.9-pre1:
356
4fa1c4fa 357- DV encoder, DV muxer
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358- Microsoft RLE video decoder
359- Microsoft Video-1 decoder
070ed1bc 360- Apple Animation (RLE) decoder
42cad81a 361- Apple Graphics (SMC) decoder
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362- Apple Video (RPZA) decoder
363- Cinepak decoder
364- Sega FILM (CPK) file demuxer
42cad81a 365- Westwood multimedia support (VQA & AUD files)
4120a53a 366- Id Quake II CIN playback support
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367- 8BPS video decoder
368- FLIC playback support
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369- RealVideo 2.0 (RV20) decoder
370- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 371- Sierra VMD demuxer and video decoder
1defd2a8 372- MSZH and ZLIB decoder support
3b64893d 373- SVQ1 video encoder
1defd2a8 374- AMR-WB support
e0db8cfb 375- PPC optimizations
1defd2a8 376- rate distortion optimal cbp support
e0db8cfb 377- rate distorted optimal ac prediction for MPEG-4
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378- rate distorted optimal lambda->qp support
379- AAC encoding with libfaac
380- Sunplus JPEG codec (SP5X) support
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381- use Lagrange multipler instead of QP for ratecontrol
382- Theora/VP3 decoding support
1defd2a8 383- XA and ADX ADPCM codecs
e0db8cfb 384- export MPEG-2 active display area / pan scan
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385- Add support for configuring with IBM XLC
386- floating point AAN DCT
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387- initial support for zygo video (not complete)
388- RGB ffv1 support
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389- new audio/video parser API
390- av_log() system
391- av_read_frame() and av_seek_frame() support
392- missing last frame fixes
393- seek by mouse in ffplay
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394- noise reduction of DCT coefficients
395- H.263 OBMC & 4MV support
396- H.263 alternative inter vlc support
397- H.263 loop filter
398- H.263 slice structured mode
399- interlaced DCT support for MPEG-2 encoding
1defd2a8 400- stuffing to stay above min_bitrate
e0db8cfb 401- MB type & QP visualization
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402- frame stepping for ffplay
403- interlaced motion estimation
404- alternate scantable support
405- SVCD scan offset support
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406- closed GOP support
407- SSE2 FDCT
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408- quantizer noise shaping
409- G.726 ADPCM audio codec
410- MS ADPCM encoding
411- multithreaded/SMP motion estimation
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412- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
413- multithreaded/SMP decoding for MPEG-2
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414- FLAC decoder
415- Metrowerks CodeWarrior suppport
e0db8cfb 416- H.263+ custom pcf support
1defd2a8 417- nicer output for 'ffmpeg -formats'
e0db8cfb 418- Matroska demuxer
1defd2a8 419- SGI image format, encoding and decoding
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420- H.264 loop filter support
421- H.264 CABAC support
f073a393 422- nicer looking arrows for the motion vector visualization
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423- improved VCD support
424- audio timestamp drift compensation
e0db8cfb 425- MPEG-2 YUV 422/444 support
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426- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
427- better image scaling
e0db8cfb 428- H.261 support
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429- correctly interleave packets during encoding
430- VIS optimized motion compensation
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431- intra_dc_precision>0 encoding support
432- support reuse of motion vectors/MB types/field select values of the source video
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433- more accurate deblock filter
434- padding support
435- many optimizations and bugfixes
055dc116 436- FunCom ISS audio file demuxer and according ADPCM decoding
2fdf638b 437
0ca3e336 438
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439version 0.4.8:
440
e0db8cfb 441- MPEG-2 video encoding (Michael)
d9d8910b 442- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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443- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
444 and Mario Brito)
445- Xan DPCM audio decoder (Mario Brito)
186447f8 446- Interplay MVE playback subsystem (Mike Melanson)
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447- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
448
0ca3e336 449
b17e9c99 450version 0.4.7:
e07702ba 451
e0db8cfb 452- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 453 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 454- current version now also compiles with older GCC (Fabrice)
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455- 4X multimedia playback system including 4xm file demuxer (Mike
456 Melanson), and 4X video and audio codecs (Michael)
457- Creative YUV (CYUV) decoder (Mike Melanson)
458- FFV1 codec (our very simple lossless intra only codec, compresses much better
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DB
459 than HuffYUV) (Michael)
460- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
461- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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462 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
463- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 464 for multiplatform support (Fabrice)
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HBH
465- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
466 by anonymous
467- AMR format has been added (Johannes Carlsson)
e0db8cfb 468- 3GP support has been added (Johannes Carlsson)
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469- VP3 codec has been added (Mike Melanson)
470- more MPEG-1/2 fixes
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471- better multiplatform support, MS Visual Studio fixes (various)
472- AltiVec optimizations (Magnus Damn and others)
e07702ba 473- SH4 processor support has been added (BERO)
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474- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
475- VOB streaming support (Brian Foley)
476- better MP3 autodetection (Andriy Rysin)
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477- qpel encoding (Michael)
478- 4mv+b frames encoding finally fixed (Michael)
479- chroma ME (Michael)
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480- 5 comparison functions for ME (Michael)
481- B-frame encoding speedup (Michael)
482- WMV2 codec (unfinished - Michael)
d3d10087 483- user specified diamond size for EPZS (Michael)
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484- Playstation STR playback subsystem, still experimental (Mike and Michael)
485- ASV2 codec (Michael)
486- CLJR decoder (Alex)
d3d10087 487
e0db8cfb 488.. And lots more new enhancements and fixes.
e07702ba 489
0ca3e336 490
d3d10087 491version 0.4.6:
739d6efa 492
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493- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
494 from scratch
495- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
496- fix quantization bug in AC3 encoder
497- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
498- added prototype ffplay program
499- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
500- bug fix on MCBPC tables of H.263 (Juanjo)
501- bug fix on DC coefficients of H.263 (Juanjo)
502- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
503- now we can decode H.263 streams found in QuickTime files (Juanjo)
504- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 505- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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506- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
507- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 508- added first regression tests
e0db8cfb 509- added MPEG-2 TS demuxer
a31e01c5 510- new demux API for libav
6d291820 511- more accurate and faster IDCT (Michael)
e0db8cfb 512- faster and entropy-controlled motion search (Michael)
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513- two pass video encoding (Michael)
514- new video rate control (Michael)
515- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
516- great performance improvement of video encoders and decoders (Michael)
517- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 518- high quality encoding mode: tries all macroblock/VLC types (Michael)
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519- added DV video decoder
520- preliminary RTP/RTSP support in ffserver and libavformat
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521- H.263+ AIC decoding/encoding support (Juanjo)
522- VCD MPEG-PS mode (Juanjo)
523- PSNR stuff (Juanjo)
524- simple stats output (Juanjo)
525- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 526
0ca3e336 527
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528version 0.4.5:
529
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530- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
531- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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532- added configure system (actually a small shell script)
533- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 534 Michael Hipp (temporary solution - waiting for integer only
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535 decoder)
536- fixed VIDIOCSYNC interrupt
537- added Intel H.263 decoding support ('I263' AVI fourCC)
538- added Real Video 1.0 decoding (needs further testing)
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539- simplified image formats again. Added PGM format (=grey
540 pgm). Renamed old PGM to PGMYUV.
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541- fixed msmpeg4 slice issues (tell me if you still find problems)
542- fixed OpenDivX bugs with newer versions (added VOL header decoding)
543- added support for MPlayer interface
544- added macroblock skip optimization
545- added MJPEG decoder
546- added mmx/mmxext IDCT from libmpeg2
0c1e384c 547- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 548 <celer at shell.scrypt.net>)
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549- added pixel format conversion layer (e.g. for MJPEG or PPM)
550- added deinterlacing option
551- MPEG-1/2 fixes
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552- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
553- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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554- Windows porting of file converter
555- added MJPEG raw format (input/ouput)
556- added JPEG image format support (input/output)
de6d9b64 557
0ca3e336 558
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559version 0.4.4:
560
561- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 562 <bjorn.e.lindgren at telia.com>).
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563- added MPEG demuxer (MPEG-1 and 2 compatible).
564- added ASF demuxer
565- added prototype RM demuxer
566- added AC3 decoding (done with libac3 by Aaron Holtzman)
567- added decoding codec parameter guessing (.e.g. for MPEG, because the
568 header does not include them)
569- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
570 play them (only tested video)
571- fixed H.263 white bug
572- fixed phase rounding in img resample filter
573- add MMX code for polyphase img resample filter
574- added CPU autodetection
575- added generic title/author/copyright/comment string handling (ASF and RM
576 use them)
de6d9b64 577- added SWF demux to extract MP3 track (not usable yet because no MP3
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578 decoder)
579- added fractional frame rate support
de6d9b64 580- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 581 segfault)
de6d9b64 582
0ca3e336 583
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584version 0.4.3:
585
dd5cf2ad 586- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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587- fixed raw yuv output
588- added motion rounding support in MPEG-4
589- fixed motion bug rounding in MSMPEG4
590- added B-frame handling in video core
591- added full MPEG-1 decoding support
592- added partial (frame only) MPEG-2 support
de6d9b64 593- changed the FOURCC code for H.263 to "U263" to be able to see the
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594 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
595 this +codec ;) (JuanJo).
596- Halfpel motion estimation after MB type selection (JuanJo)
597- added pgm and .Y.U.V output format
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598- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
599 output.
600- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 601 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 602 instead of a protocol)
de6d9b64 603
0ca3e336 604
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605version 0.4.2:
606
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607- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
608 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 609 missing. MSMPEG4 support is complete.
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610- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
611 can decode ffmpeg MPEGs :-)).
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612- added libavcodec API documentation (see apiexample.c).
613- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 614 greenish)
de6d9b64 615- added support for non clipped motion vectors (decoding only)
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616 and image sizes non-multiple of 16
617- added support for AC prediction (decoding only)
618- added file overwrite confirmation (can be disabled with -y)
619- added custom size picture to H.263 using H.263+ (Juanjo)
de6d9b64 620
0ca3e336 621
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622version 0.4.1:
623
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624- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
625 of AVI and ASF to DIV3.
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626- added -me option to set motion estimation method
627 (default=log). suppressed redundant -hq option.
628- added options -acodec and -vcodec to force a given codec (useful for
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629 AVI for example)
630- fixed -an option
631- improved dct_quantize speed
632- factorized some motion estimation code
de6d9b64 633
0ca3e336 634
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635version 0.4.0:
636
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637- removing grab code from ffserver and moved it to ffmpeg. Added
638 multistream support to ffmpeg.
de6d9b64 639- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 640 URL)
de6d9b64 641- added high quality image resize code with polyphase filter (need
56cc85a0 642 mmx/see optimization). Enable multiple image size support in ffserver.
e0db8cfb 643- added multi live feed support in ffserver
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644- suppressed master feature from ffserver (it should be done with an
645 external program which opens the .ffm url and writes it to another
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646 ffserver)
647- added preliminary support for video stream parsing (WAV and AVI half
648 done). Added proper support for audio/video file conversion in
de6d9b64 649 ffmpeg.
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650- added preliminary support for video file sending from ffserver
651- redesigning I/O subsystem: now using URL based input and output
652 (see avio.h)
653- added WAV format support
654- added "tty user interface" to ffmpeg to stop grabbing gracefully
655- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 656 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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657- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
658- added new motion estimation algorithms, log and phods (Juanjo)
659- changed directories: libav for format handling, libavcodec for
660 codecs
de6d9b64 661
0ca3e336 662
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663version 0.3.4:
664
e0db8cfb 665- added stereo in MPEG audio encoder
de6d9b64 666
0ca3e336 667
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668version 0.3.3:
669
670- added 'high quality' mode which use motion vectors. It can be used in
671 real time at low resolution.
672- fixed rounding problems which caused quality problems at high
e0db8cfb 673 bitrates and large GOP size
de6d9b64 674
0ca3e336 675
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676version 0.3.2: small fixes
677
e0db8cfb 678- ASF fixes
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679- put_seek bug fix
680
0ca3e336 681
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682version 0.3.1: added avi/divx support
683
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684- added AVI support
685- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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686- added sound for flash format (not tested)
687
0ca3e336 688
de6d9b64 689version 0.3: initial public release