avconv: replace -vcodec/-acodec/-scodec with a better system.
[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
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5version <next>:
6- BWF muxer
c2d23309 7- Flash Screen Video 2 decoder
4d58e4cb 8- ffplay/ffprobe/ffserver renamed to avplay/avprobe/avserver
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9
10
bed31c7e 11version 0.7:
2db272e9 12
aa47c35d 13- E-AC-3 audio encoder
b95d19b0 14- ac3enc: add channel coupling support
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15- floating-point sample format support for (E-)AC-3, DCA, AAC, Vorbis decoders
16- H.264/MPEG frame-level multithreading
17- av_metadata_* functions renamed to av_dict_* and moved to libavutil
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18- 4:4:4 H.264 decoding support
19- 10-bit H.264 optimizations for x86
b047941d 20- bump libswscale for recently reported ABI break
aa47c35d 21
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22
23version 0.7_beta2:
24
b047941d 25- VP8 frame-level multithreading
bed31c7e 26- NEON optimizations for VP8
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27- removed a lot of deprecated API cruft
28- FFT and IMDCT optimizations for AVX (Sandy Bridge) processors
e27ce0ee 29- DPX image encoder
9aa91043 30- SMPTE 302M AES3 audio decoder
b047941d 31- ffmpeg no longer quits after the 'q' key is pressed; use 'ctrl+c' instead
bed31c7e 32- 9bit and 10bit per sample support in the H.264 decoder
e27ce0ee 33
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34
35version 0.7_beta1:
36
316d6c15 37- WebM support in Matroska de/muxer
21d52447 38- low overhead Ogg muxing
a2403986 39- MMS-TCP support
ee0e9146 40- VP8 de/encoding via libvpx
173bb37f 41- Demuxer for On2's IVF format
a526d619 42- Pictor/PC Paint decoder
a2063901 43- HE-AAC v2 decoder
41f91b5f 44- libfaad2 wrapper removed
e83aed04 45- DTS-ES extension (XCh) decoding support
db7d307f 46- native VP8 decoder
680b2321 47- RTSP tunneling over HTTP
4449df6b 48- RTP depacketization of SVQ3
2d525ef4 49- -strict inofficial replaced by -strict unofficial
066ce8c9 50- ffplay -exitonkeydown and -exitonmousedown options added
b576934d 51- native GSM / GSM MS decoder
a59096e4 52- RTP depacketization of QDM2
5a717094 53- ANSI/ASCII art playback system
e8723e24 54- Lego Mindstorms RSO de/muxer
ba2c508d 55- SubRip subtitle file muxer and demuxer
de295976 56- Chinese AVS encoding via libxavs
530bbe96 57- ffprobe -show_packets option added
91af5601 58- RTP packetization of Theora and Vorbis
1ddc176e 59- RTP depacketization of MP4A-LATM
51291e60 60- RTP packetization and depacketization of VP8
a1e171df 61- hflip filter
cd223e0b 62- Apple HTTP Live Streaming demuxer
7f50caa7 63- a64 codec
b8521394 64- MMS-HTTP support
21e681ba 65- G.722 ADPCM audio encoder/decoder
43836928 66- R10k video decoder
6ebf0bfc 67- ocv_smooth filter
47941088 68- frei0r wrapper filter
2bc05d35 69- change crop filter syntax to width:height:x:y
75b67a8a 70- make the crop filter accept parametric expressions
6afd569e 71- make ffprobe accept AVFormatContext options
5900deeb 72- yadif filter
13fabd7a 73- blackframe filter
8878e3b2 74- Demuxer for Leitch/Harris' VR native stream format (LXF)
3ece3e4c 75- RTP depacketization of the X-QT QuickTime format
01c8d258 76- SAP (Session Announcement Protocol, RFC 2974) muxer and demuxer
68b79bfc 77- cropdetect filter
5879ea6d 78- ffmpeg -crop* options removed
43945b27 79- transpose filter added
4ad08021 80- ffmpeg -force_key_frames option added
44594cc7 81- demuxer for receiving raw rtp:// URLs without an SDP description
136e19e1 82- single stream LATM/LOAS decoder
a532bb39 83- setpts filter added
b047941d 84- Win64 support for optimized x86 assembly functions
ba83c4bf 85- MJPEG/AVI1 to JPEG/JFIF bitstream filter
c99f9b0a 86- ASS subtitle encoder and decoder
b047941d 87- IEC 61937 encapsulation for E-AC-3, TrueHD, DTS-HD (for HDMI passthrough)
58935b25 88- overlay filter added
2fb21bf4 89- rename aspect filter to setdar, and pixelaspect to setsar
3b39e273 90- IEC 61937 demuxer
9d09ebf1 91- Mobotix .mxg demuxer
f8608dca 92- frei0r source added
a4dc7aa5 93- hqdn3d filter added
35014efc 94- RTP depacketization of QCELP
475ae04a 95- FLAC parser added
d5f187fd 96- gradfun filter added
2b2a597e 97- AMR-WB decoder
3579b405 98- replace the ocv_smooth filter with a more generic ocv filter
82ca054a 99- Windows Televison (WTV) demuxer
fd5b124d 100- FFmpeg metadata format muxer and demuxer
2c77c906 101- SubRip (srt) subtitle decoder
6fd96d1a 102- floating-point AC-3 encoder added
d267b339 103- Lagarith decoder
fbd56159 104- ffmpeg -copytb option added
54bc6403 105- IVF muxer added
44ddfd47 106- Wing Commander IV movies decoder added
9409c381 107- movie source added
ccfcddb3 108- Bink version 'b' audio and video decoder
402f9ad5 109- Bitmap Brothers JV playback system
dc6fdad5 110- Apple HTTP Live Streaming protocol handler
15d59d2c 111- sndio support for playback and record
c6f95144 112- Linux framebuffer input device added
42315dab 113- Chronomaster DFA decoder
ce02f9be 114- Mobotix MxPEG decoder
d89e738a 115- AAC encoding via libvo-aacenc
f502ff3f 116- AMR-WB encoding via libvo-amrwbenc
ad4c5034 117- xWMA demuxer
2f84bb42 118- fieldorder video filter added
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119
120
121version 0.6:
122
2db272e9 123- PB-frame decoding for H.263
b11163c8 124- deprecated vhook subsystem removed
3444c914 125- deprecated old scaler removed
616e899c 126- VQF demuxer
b3b5946c 127- Alpha channel scaler
effcedf7 128- PCX encoder
9edfaf3c 129- RTP packetization of H.263
08e696c0 130- RTP packetization of AMR
e6327fba 131- RTP depacketization of Vorbis
e9356be5 132- CorePNG decoding support
9189d7eb 133- Cook multichannel decoding support
276f8e2b 134- introduced avlanguage helpers in libavformat
f0b19bd3 135- 8088flex TMV demuxer and decoder
5f1ac36d 136- per-stream language-tags extraction in asfdec
ca0bb1c4 137- V210 decoder and encoder
de08ebe3 138- remaining GPL parts in AC-3 decoder converted to LGPL
cdce0fb8 139- QCP demuxer
cbfe5bee 140- SoX native format muxer and demuxer
0b175caa 141- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
94d3d6a4 142- DPX image decoder
c63ea92b 143- Electronic Arts Madcow decoder
a4276ba2 144- DivX (XSUB) subtitle encoder
0a4a0aa7 145- nonfree libamr support for AMR-NB/WB decoding/encoding removed
57a80d79 146- experimental AAC encoder
c2f3eec4 147- RTP depacketization of ASF and RTSP from WMS servers
9fd6b843 148- RTMP support in libavformat
3106f489 149- noX handling for OPT_BOOL X options
740e89cf 150- Wave64 demuxer
ab1eff9c 151- IEC-61937 compatible Muxer
7bd47335 152- TwinVQ decoder
c58b82a2 153- Bluray (PGS) subtitle decoder
5dd3707b 154- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
57a80d79 155- WMA Pro decoder
5f14b565 156- Core Audio Format demuxer
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157- Atrac1 decoder
158- MD STUDIO audio demuxer
811e0fc2 159- RF64 support in WAV demuxer
99971952 160- MPEG-4 Audio Lossless Coding (ALS) decoder
0584b718 161- -formats option split into -formats, -codecs, -bsfs, and -protocols
7c3c53c8 162- IV8 demuxer
a3d995c1 163- CDG demuxer and decoder
4aaab0a3 164- R210 decoder
ce293510 165- Auravision Aura 1 and 2 decoders
e6565055 166- Deluxe Paint Animation playback system
d140b025 167- SIPR decoder
83ab7f18 168- Adobe Filmstrip muxer and demuxer
45aa9080 169- RTP depacketization of H.263
342c7dfd 170- Bink demuxer and audio/video decoders
4ebaec79 171- enable symbol versioning by default for linkers that support it
b9e06ddd 172- IFF PBM/ILBM bitmap decoder
084eb95f 173- concat protocol
5bebe94d 174- Indeo 5 decoder
556aa7a1 175- RTP depacketization of AMR
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176- WMA Voice decoder
177- ffprobe tool
4fe3edaa 178- AMR-NB decoder
6f5a3d0a 179- RTSP muxer
ed492b61 180- HE-AAC v1 decoder
bf354122 181- Kega Game Video (KGV1) decoder
59b4b540 182- VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
887af2aa 183- RTP depacketization of Theora
b26708d5 184- HTTP Digest authentication
0f943ce6 185- RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
38b9d8b8 186- Psygnosis YOP demuxer and video decoder
ca6e7708 187- spectral extension support in the E-AC-3 decoder
ac1c9564 188- unsharp video filter
910cde56 189- RTP hinting in the mov/3gp/mp4 muxer
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190- Dirac in Ogg demuxing
191- seek to keyframes in Ogg
192- 4:2:2 and 4:4:4 Theora decoding
193- 35% faster VP3/Theora decoding
194- faster AAC decoding
195- faster H.264 decoding
d31ba231 196- RealAudio 1.0 (14.4K) encoder
de08ebe3 197
2db272e9 198
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199version 0.5:
200
06ab9cff 201- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
9d53d58e 202- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 203- IBM Ultimotion (ULTI) video decoder
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204- Sierra Online audio file demuxer and decoder
205- Apple QuickDraw (qdrw) video decoder
22052247 206- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 207- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 208- Miro VideoXL (VIXL) video decoder
b06b45c4 209- H.261 video encoder
acfd8f0f 210- QPEG video decoder
353147ed 211- Nullsoft Video (NSV) file demuxer
13dfd2b9 212- Shorten audio decoder
9c7fb608 213- LOCO video decoder
115329f1 214- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 215- Winnov WNV1 video decoder
589f8220 216- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 217- Indeo 2 video decoder
b81f8949 218- Fraps FPS1 video decoder
e0db8cfb 219- Snow video encoder/decoder
af4ca324 220- Sonic audio encoder/decoder
108ab268 221- Vorbis audio decoder
af4ca324 222- Macromedia ADPCM decoder
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223- Duck TrueMotion 2 video decoder
224- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 225- H.264 custom quantization matrices support
a8289180 226- ffserver fixed, it should now be usable again
8d1018bf 227- QDM2 audio decoder
8a2d410e 228- Real Cooker audio decoder
bf3027c8 229- TrueSpeech audio decoder
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230- WMA2 audio decoder fixed, now all files should play correctly
231- RealAudio 14.4 and 28.8 decoders fixed
108ab268 232- JPEG-LS decoder
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233- build system improvements
234- tabs and trailing whitespace removed from the codebase
108ab268 235- CamStudio video decoder
f11288da 236- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 237- ADTS AAC file reading and writing
ea395e8c 238- Creative VOC file reading and writing
4e114829 239- American Laser Games multimedia (*.mm) playback system
6a7d2c3d 240- Zip Motion Blocks Video decoder
58cf42fa 241- improved Theora/VP3 decoder
8a2d410e 242- True Audio (TTA) decoder
26376701 243- AVS demuxer and video decoder
108ab268 244- JPEG-LS encoder
348efc18 245- Smacker demuxer and decoder
dfca23e3 246- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 247- KMVC decoder
58cf42fa 248- MPEG-2 intra VLC support
2d974017 249- MPEG-2 4:2:2 encoder
0919e788 250- Flash Screen Video decoder
cc0bc648 251- GXF demuxer
6a09487e 252- Chinese AVS decoder
43dcf590 253- GXF muxer
07bf2af8 254- MXF demuxer
b394e39a 255- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 256- MacIntel support
8ac17293 257- AVISynth support
eb57c889 258- VMware video decoder
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259- VP5 video decoder
260- VP6 video decoder
730581f3 261- WavPack lossless audio decoder
3689cf16 262- Targa (.TGA) picture decoder
108ab268 263- Vorbis audio encoder
dc56e0de 264- Delphine Software .cin demuxer/audio and video decoder
29f86228 265- Tiertex .seq demuxer/video decoder
f7bc5837 266- MTV demuxer
716222db 267- TIFF picture encoder and decoder
06d392a7 268- GIF picture decoder
58cf42fa 269- Intel Music Coder decoder
6a7d2c3d 270- Zip Motion Blocks Video encoder
185c7b6b 271- Musepack decoder
8adc51f2 272- Flash Screen Video encoder
150d2772 273- Theora encoding via libtheora
52548eee 274- BMP encoder
039cd4a7 275- WMA encoder
346a655d 276- GSM-MS encoder and decoder
01ca9ac3 277- DCA decoder
33a0dd37 278- DXA demuxer and decoder
52b6bad2 279- DNxHD decoder
efb0c399 280- Gamecube movie (.THP) playback system
a5fbe001 281- Blackfin optimizations
9a0ddd09 282- Interplay C93 demuxer and video decoder
1e6c6759 283- Bethsoft VID demuxer and video decoder
8e952e4d 284- CRYO APC demuxer
10e26bc7 285- Atrac3 decoder
b46d68c6 286- V.Flash PTX decoder
58cf42fa 287- RoQ muxer, RoQ audio encoder
ad39f1a7 288- Renderware TXD demuxer and decoder
4d5588cf 289- extern C declarations for C++ removed from headers
82e60541 290- sws_flags command line option
ddcf4b5d 291- codebook generator
03e3e765 292- RoQ video encoder
d3b7406c 293- QTRLE encoder
d22e8442 294- OS/2 support removed and restored again
6ea67bbb 295- AC-3 decoder
58cf42fa 296- NUT muxer
108ab268 297- additional SPARC (VIS) optimizations
e09f7d61 298- Matroska muxer
58cf42fa 299- slice-based parallel H.264 decoding
bf4a1f17 300- Monkey's Audio demuxer and decoder
8787d837 301- AMV audio and video decoder
fc4cbc16 302- DNxHD encoder
d6c52130 303- H.264 PAFF decoding
636b13c5 304- Nellymoser ASAO decoder
66f7679c 305- Beam Software SIFF demuxer and decoder
f9def9cc 306- libvorbis Vorbis decoding removed in favor of native decoder
541432c3 307- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
56dc1fdf 308- Ogg (Theora, Vorbis and FLAC) muxer
108ab268 309- The "device" muxers and demuxers are now in a new libavdevice library
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310- PC Paintbrush PCX decoder
311- Sun Rasterfile decoder
920d3609 312- TechnoTrend PVA demuxer
77c1d04d 313- Linux Media Labs MPEG-4 (LMLM4) demuxer
b264a084 314- AVM2 (Flash 9) SWF muxer
9dc92a38 315- QT variant of IMA ADPCM encoder
39fc859e 316- VFW grabber
58cf42fa 317- iPod/iPhone compatible mp4 muxer
a7129de5 318- Mimic decoder
0f3444e1 319- MSN TCP Webcam stream demuxer
86b3cf7c 320- RL2 demuxer / decoder
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321- IFF demuxer
322- 8SVX audio decoder
b00b15be 323- non-recursive Makefiles
b64c096b 324- BFI demuxer
74118c07 325- MAXIS EA XA (.xa) demuxer / decoder
2003d3da 326- BFI video decoder
ea662534 327- OMA demuxer
b517af05 328- MLP/TrueHD decoder
e1c74782 329- Electronic Arts CMV decoder
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330- Motion Pixels Video decoder
331- Motion Pixels MVI demuxer
e44bbf62 332- removed animated GIF decoder/demuxer
51c3861e 333- D-Cinema audio muxer
cfc78718 334- Electronic Arts TGV decoder
833e90dd 335- Apple Lossless Audio Codec (ALAC) encoder
7d8f3de4 336- AAC decoder
eb6fc557 337- floating point PCM encoder/decoder
cedebde1 338- MXF muxer
108ab268 339- DV100 AKA DVCPRO HD decoder and demuxer
1f6a594d 340- E-AC-3 support added to AC-3 decoder
755ba886 341- Nellymoser ASAO encoder
0c86f89a 342- ASS and SSA demuxer and muxer
d8d12c15 343- liba52 wrapper removed
0ac1dc6f 344- SVQ3 watermark decoding support
f6958006 345- Speex decoding via libspeex
42b30357 346- Electronic Arts TGQ decoder
108ab268 347- RV40 decoder
73b458e3 348- QCELP / PureVoice decoder
108ab268 349- RV30 decoder
7906f3ca 350- hybrid WavPack support
7eb68edb 351- R3D REDCODE demuxer
115d095e 352- ALSA support for playback and record
d8964f3a 353- Electronic Arts TQI decoder
9a77d59a 354- OpenJPEG based JPEG 2000 decoder
58cf42fa 355- NC (NC4600) camera file demuxer
865780ae 356- Gopher client support
bd3f81f3 357- MXF D-10 muxer
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358- generic metadata API
359
9d53d58e 360
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361version 0.4.9-pre1:
362
4fa1c4fa 363- DV encoder, DV muxer
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364- Microsoft RLE video decoder
365- Microsoft Video-1 decoder
070ed1bc 366- Apple Animation (RLE) decoder
42cad81a 367- Apple Graphics (SMC) decoder
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368- Apple Video (RPZA) decoder
369- Cinepak decoder
370- Sega FILM (CPK) file demuxer
42cad81a 371- Westwood multimedia support (VQA & AUD files)
4120a53a 372- Id Quake II CIN playback support
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373- 8BPS video decoder
374- FLIC playback support
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375- RealVideo 2.0 (RV20) decoder
376- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 377- Sierra VMD demuxer and video decoder
1defd2a8 378- MSZH and ZLIB decoder support
3b64893d 379- SVQ1 video encoder
1defd2a8 380- AMR-WB support
e0db8cfb 381- PPC optimizations
1defd2a8 382- rate distortion optimal cbp support
e0db8cfb 383- rate distorted optimal ac prediction for MPEG-4
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384- rate distorted optimal lambda->qp support
385- AAC encoding with libfaac
386- Sunplus JPEG codec (SP5X) support
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387- use Lagrange multipler instead of QP for ratecontrol
388- Theora/VP3 decoding support
1defd2a8 389- XA and ADX ADPCM codecs
e0db8cfb 390- export MPEG-2 active display area / pan scan
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391- Add support for configuring with IBM XLC
392- floating point AAN DCT
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393- initial support for zygo video (not complete)
394- RGB ffv1 support
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395- new audio/video parser API
396- av_log() system
397- av_read_frame() and av_seek_frame() support
398- missing last frame fixes
399- seek by mouse in ffplay
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400- noise reduction of DCT coefficients
401- H.263 OBMC & 4MV support
402- H.263 alternative inter vlc support
403- H.263 loop filter
404- H.263 slice structured mode
405- interlaced DCT support for MPEG-2 encoding
1defd2a8 406- stuffing to stay above min_bitrate
e0db8cfb 407- MB type & QP visualization
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408- frame stepping for ffplay
409- interlaced motion estimation
410- alternate scantable support
411- SVCD scan offset support
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412- closed GOP support
413- SSE2 FDCT
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414- quantizer noise shaping
415- G.726 ADPCM audio codec
416- MS ADPCM encoding
417- multithreaded/SMP motion estimation
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418- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
419- multithreaded/SMP decoding for MPEG-2
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420- FLAC decoder
421- Metrowerks CodeWarrior suppport
e0db8cfb 422- H.263+ custom pcf support
1defd2a8 423- nicer output for 'ffmpeg -formats'
e0db8cfb 424- Matroska demuxer
1defd2a8 425- SGI image format, encoding and decoding
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426- H.264 loop filter support
427- H.264 CABAC support
f073a393 428- nicer looking arrows for the motion vector visualization
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429- improved VCD support
430- audio timestamp drift compensation
e0db8cfb 431- MPEG-2 YUV 422/444 support
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432- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
433- better image scaling
e0db8cfb 434- H.261 support
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435- correctly interleave packets during encoding
436- VIS optimized motion compensation
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437- intra_dc_precision>0 encoding support
438- support reuse of motion vectors/MB types/field select values of the source video
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439- more accurate deblock filter
440- padding support
441- many optimizations and bugfixes
055dc116 442- FunCom ISS audio file demuxer and according ADPCM decoding
2fdf638b 443
0ca3e336 444
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445version 0.4.8:
446
e0db8cfb 447- MPEG-2 video encoding (Michael)
d9d8910b 448- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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449- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
450 and Mario Brito)
451- Xan DPCM audio decoder (Mario Brito)
186447f8 452- Interplay MVE playback subsystem (Mike Melanson)
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453- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
454
0ca3e336 455
b17e9c99 456version 0.4.7:
e07702ba 457
e0db8cfb 458- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 459 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 460- current version now also compiles with older GCC (Fabrice)
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461- 4X multimedia playback system including 4xm file demuxer (Mike
462 Melanson), and 4X video and audio codecs (Michael)
463- Creative YUV (CYUV) decoder (Mike Melanson)
464- FFV1 codec (our very simple lossless intra only codec, compresses much better
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DB
465 than HuffYUV) (Michael)
466- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
467- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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HBH
468 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
469- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 470 for multiplatform support (Fabrice)
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HBH
471- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
472 by anonymous
473- AMR format has been added (Johannes Carlsson)
e0db8cfb 474- 3GP support has been added (Johannes Carlsson)
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475- VP3 codec has been added (Mike Melanson)
476- more MPEG-1/2 fixes
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477- better multiplatform support, MS Visual Studio fixes (various)
478- AltiVec optimizations (Magnus Damn and others)
e07702ba 479- SH4 processor support has been added (BERO)
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480- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
481- VOB streaming support (Brian Foley)
482- better MP3 autodetection (Andriy Rysin)
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483- qpel encoding (Michael)
484- 4mv+b frames encoding finally fixed (Michael)
485- chroma ME (Michael)
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486- 5 comparison functions for ME (Michael)
487- B-frame encoding speedup (Michael)
488- WMV2 codec (unfinished - Michael)
d3d10087 489- user specified diamond size for EPZS (Michael)
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490- Playstation STR playback subsystem, still experimental (Mike and Michael)
491- ASV2 codec (Michael)
492- CLJR decoder (Alex)
d3d10087 493
e0db8cfb 494.. And lots more new enhancements and fixes.
e07702ba 495
0ca3e336 496
d3d10087 497version 0.4.6:
739d6efa 498
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499- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
500 from scratch
501- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
502- fix quantization bug in AC3 encoder
503- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
504- added prototype ffplay program
505- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
506- bug fix on MCBPC tables of H.263 (Juanjo)
507- bug fix on DC coefficients of H.263 (Juanjo)
508- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
509- now we can decode H.263 streams found in QuickTime files (Juanjo)
510- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 511- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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512- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
513- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 514- added first regression tests
e0db8cfb 515- added MPEG-2 TS demuxer
a31e01c5 516- new demux API for libav
6d291820 517- more accurate and faster IDCT (Michael)
e0db8cfb 518- faster and entropy-controlled motion search (Michael)
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519- two pass video encoding (Michael)
520- new video rate control (Michael)
521- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
522- great performance improvement of video encoders and decoders (Michael)
523- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 524- high quality encoding mode: tries all macroblock/VLC types (Michael)
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525- added DV video decoder
526- preliminary RTP/RTSP support in ffserver and libavformat
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527- H.263+ AIC decoding/encoding support (Juanjo)
528- VCD MPEG-PS mode (Juanjo)
529- PSNR stuff (Juanjo)
530- simple stats output (Juanjo)
531- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 532
0ca3e336 533
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534version 0.4.5:
535
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536- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
537- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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538- added configure system (actually a small shell script)
539- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 540 Michael Hipp (temporary solution - waiting for integer only
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541 decoder)
542- fixed VIDIOCSYNC interrupt
543- added Intel H.263 decoding support ('I263' AVI fourCC)
544- added Real Video 1.0 decoding (needs further testing)
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545- simplified image formats again. Added PGM format (=grey
546 pgm). Renamed old PGM to PGMYUV.
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547- fixed msmpeg4 slice issues (tell me if you still find problems)
548- fixed OpenDivX bugs with newer versions (added VOL header decoding)
549- added support for MPlayer interface
550- added macroblock skip optimization
551- added MJPEG decoder
552- added mmx/mmxext IDCT from libmpeg2
0c1e384c 553- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 554 <celer at shell.scrypt.net>)
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555- added pixel format conversion layer (e.g. for MJPEG or PPM)
556- added deinterlacing option
557- MPEG-1/2 fixes
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558- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
559- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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560- Windows porting of file converter
561- added MJPEG raw format (input/ouput)
562- added JPEG image format support (input/output)
de6d9b64 563
0ca3e336 564
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565version 0.4.4:
566
567- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 568 <bjorn.e.lindgren at telia.com>).
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569- added MPEG demuxer (MPEG-1 and 2 compatible).
570- added ASF demuxer
571- added prototype RM demuxer
572- added AC3 decoding (done with libac3 by Aaron Holtzman)
573- added decoding codec parameter guessing (.e.g. for MPEG, because the
574 header does not include them)
575- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
576 play them (only tested video)
577- fixed H.263 white bug
578- fixed phase rounding in img resample filter
579- add MMX code for polyphase img resample filter
580- added CPU autodetection
581- added generic title/author/copyright/comment string handling (ASF and RM
582 use them)
de6d9b64 583- added SWF demux to extract MP3 track (not usable yet because no MP3
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584 decoder)
585- added fractional frame rate support
de6d9b64 586- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 587 segfault)
de6d9b64 588
0ca3e336 589
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590version 0.4.3:
591
dd5cf2ad 592- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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593- fixed raw yuv output
594- added motion rounding support in MPEG-4
595- fixed motion bug rounding in MSMPEG4
596- added B-frame handling in video core
597- added full MPEG-1 decoding support
598- added partial (frame only) MPEG-2 support
de6d9b64 599- changed the FOURCC code for H.263 to "U263" to be able to see the
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600 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
601 this +codec ;) (JuanJo).
602- Halfpel motion estimation after MB type selection (JuanJo)
603- added pgm and .Y.U.V output format
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604- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
605 output.
606- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 607 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 608 instead of a protocol)
de6d9b64 609
0ca3e336 610
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611version 0.4.2:
612
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613- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
614 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 615 missing. MSMPEG4 support is complete.
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616- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
617 can decode ffmpeg MPEGs :-)).
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618- added libavcodec API documentation (see apiexample.c).
619- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 620 greenish)
de6d9b64 621- added support for non clipped motion vectors (decoding only)
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622 and image sizes non-multiple of 16
623- added support for AC prediction (decoding only)
624- added file overwrite confirmation (can be disabled with -y)
625- added custom size picture to H.263 using H.263+ (Juanjo)
de6d9b64 626
0ca3e336 627
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628version 0.4.1:
629
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630- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
631 of AVI and ASF to DIV3.
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632- added -me option to set motion estimation method
633 (default=log). suppressed redundant -hq option.
634- added options -acodec and -vcodec to force a given codec (useful for
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635 AVI for example)
636- fixed -an option
637- improved dct_quantize speed
638- factorized some motion estimation code
de6d9b64 639
0ca3e336 640
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641version 0.4.0:
642
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643- removing grab code from ffserver and moved it to ffmpeg. Added
644 multistream support to ffmpeg.
de6d9b64 645- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 646 URL)
de6d9b64 647- added high quality image resize code with polyphase filter (need
56cc85a0 648 mmx/see optimization). Enable multiple image size support in ffserver.
e0db8cfb 649- added multi live feed support in ffserver
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650- suppressed master feature from ffserver (it should be done with an
651 external program which opens the .ffm url and writes it to another
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652 ffserver)
653- added preliminary support for video stream parsing (WAV and AVI half
654 done). Added proper support for audio/video file conversion in
de6d9b64 655 ffmpeg.
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656- added preliminary support for video file sending from ffserver
657- redesigning I/O subsystem: now using URL based input and output
658 (see avio.h)
659- added WAV format support
660- added "tty user interface" to ffmpeg to stop grabbing gracefully
661- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 662 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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663- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
664- added new motion estimation algorithms, log and phods (Juanjo)
665- changed directories: libav for format handling, libavcodec for
666 codecs
de6d9b64 667
0ca3e336 668
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669version 0.3.4:
670
e0db8cfb 671- added stereo in MPEG audio encoder
de6d9b64 672
0ca3e336 673
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674version 0.3.3:
675
676- added 'high quality' mode which use motion vectors. It can be used in
677 real time at low resolution.
678- fixed rounding problems which caused quality problems at high
e0db8cfb 679 bitrates and large GOP size
de6d9b64 680
0ca3e336 681
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682version 0.3.2: small fixes
683
e0db8cfb 684- ASF fixes
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685- put_seek bug fix
686
0ca3e336 687
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688version 0.3.1: added avi/divx support
689
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690- added AVI support
691- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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692- added sound for flash format (not tested)
693
0ca3e336 694
de6d9b64 695version 0.3: initial public release