mention symbol versioning
[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
7- PB-frame decoding for H.263
b11163c8 8- deprecated vhook subsystem removed
3444c914 9- deprecated old scaler removed
616e899c 10- VQF demuxer
b3b5946c 11- Alpha channel scaler
effcedf7 12- PCX encoder
9edfaf3c 13- RTP packetization of H.263
08e696c0 14- RTP packetization of AMR
e6327fba 15- RTP depacketization of Vorbis
e9356be5 16- CorePNG decoding support
9189d7eb 17- Cook multichannel decoding support
276f8e2b 18- introduced avlanguage helpers in libavformat
f0b19bd3 19- 8088flex TMV demuxer and decoder
5f1ac36d 20- per-stream language-tags extraction in asfdec
ca0bb1c4 21- V210 decoder and encoder
de08ebe3 22- remaining GPL parts in AC-3 decoder converted to LGPL
cdce0fb8 23- QCP demuxer
cbfe5bee 24- SoX native format muxer and demuxer
0b175caa 25- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
94d3d6a4 26- DPX image decoder
c63ea92b 27- Electronic Arts Madcow decoder
a4276ba2 28- DivX (XSUB) subtitle encoder
0a4a0aa7 29- nonfree libamr support for AMR-NB/WB decoding/encoding removed
78e65cd7 30- Experimental AAC encoder
c2f3eec4 31- RTP depacketization of ASF and RTSP from WMS servers
9fd6b843 32- RTMP support in libavformat
3106f489 33- noX handling for OPT_BOOL X options
740e89cf 34- Wave64 demuxer
ab1eff9c 35- IEC-61937 compatible Muxer
7bd47335 36- TwinVQ decoder
c58b82a2 37- Bluray (PGS) subtitle decoder
5dd3707b 38- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
c1061cc7 39- Wmapro decoder
5f14b565 40- Core Audio Format demuxer
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41- Atrac1 decoder
42- MD STUDIO audio demuxer
811e0fc2 43- RF64 support in WAV demuxer
99971952 44- MPEG-4 Audio Lossless Coding (ALS) decoder
0584b718 45- -formats option split into -formats, -codecs, -bsfs, and -protocols
7c3c53c8 46- IV8 demuxer
a3d995c1 47- CDG demuxer and decoder
4aaab0a3 48- R210 decoder
ce293510 49- Auravision Aura 1 and 2 decoders
e6565055 50- Deluxe Paint Animation playback system
d140b025 51- SIPR decoder
83ab7f18 52- Adobe Filmstrip muxer and demuxer
45aa9080 53- RTP depacketization of H.263
c0d3f516 54- Bink demuxer and Bink Audio decoder
4ebaec79 55- enable symbol versioning by default for linkers that support it
de08ebe3 56
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57
58
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59version 0.5:
60
06ab9cff 61- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
9d53d58e 62- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 63- IBM Ultimotion (ULTI) video decoder
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64- Sierra Online audio file demuxer and decoder
65- Apple QuickDraw (qdrw) video decoder
22052247 66- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 67- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 68- Miro VideoXL (VIXL) video decoder
b06b45c4 69- H.261 video encoder
acfd8f0f 70- QPEG video decoder
353147ed 71- Nullsoft Video (NSV) file demuxer
13dfd2b9 72- Shorten audio decoder
9c7fb608 73- LOCO video decoder
115329f1 74- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 75- Winnov WNV1 video decoder
589f8220 76- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 77- Indeo 2 video decoder
b81f8949 78- Fraps FPS1 video decoder
e0db8cfb 79- Snow video encoder/decoder
af4ca324 80- Sonic audio encoder/decoder
108ab268 81- Vorbis audio decoder
af4ca324 82- Macromedia ADPCM decoder
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83- Duck TrueMotion 2 video decoder
84- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 85- H.264 custom quantization matrices support
a8289180 86- ffserver fixed, it should now be usable again
8d1018bf 87- QDM2 audio decoder
8a2d410e 88- Real Cooker audio decoder
bf3027c8 89- TrueSpeech audio decoder
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90- WMA2 audio decoder fixed, now all files should play correctly
91- RealAudio 14.4 and 28.8 decoders fixed
108ab268 92- JPEG-LS decoder
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93- build system improvements
94- tabs and trailing whitespace removed from the codebase
108ab268 95- CamStudio video decoder
f11288da 96- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 97- ADTS AAC file reading and writing
ea395e8c 98- Creative VOC file reading and writing
4e114829 99- American Laser Games multimedia (*.mm) playback system
6a7d2c3d 100- Zip Motion Blocks Video decoder
58cf42fa 101- improved Theora/VP3 decoder
8a2d410e 102- True Audio (TTA) decoder
26376701 103- AVS demuxer and video decoder
108ab268 104- JPEG-LS encoder
348efc18 105- Smacker demuxer and decoder
dfca23e3 106- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 107- KMVC decoder
58cf42fa 108- MPEG-2 intra VLC support
2d974017 109- MPEG-2 4:2:2 encoder
0919e788 110- Flash Screen Video decoder
cc0bc648 111- GXF demuxer
6a09487e 112- Chinese AVS decoder
43dcf590 113- GXF muxer
07bf2af8 114- MXF demuxer
b394e39a 115- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 116- MacIntel support
8ac17293 117- AVISynth support
eb57c889 118- VMware video decoder
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119- VP5 video decoder
120- VP6 video decoder
730581f3 121- WavPack lossless audio decoder
3689cf16 122- Targa (.TGA) picture decoder
108ab268 123- Vorbis audio encoder
dc56e0de 124- Delphine Software .cin demuxer/audio and video decoder
29f86228 125- Tiertex .seq demuxer/video decoder
f7bc5837 126- MTV demuxer
716222db 127- TIFF picture encoder and decoder
06d392a7 128- GIF picture decoder
58cf42fa 129- Intel Music Coder decoder
6a7d2c3d 130- Zip Motion Blocks Video encoder
185c7b6b 131- Musepack decoder
8adc51f2 132- Flash Screen Video encoder
150d2772 133- Theora encoding via libtheora
52548eee 134- BMP encoder
039cd4a7 135- WMA encoder
346a655d 136- GSM-MS encoder and decoder
01ca9ac3 137- DCA decoder
33a0dd37 138- DXA demuxer and decoder
52b6bad2 139- DNxHD decoder
efb0c399 140- Gamecube movie (.THP) playback system
a5fbe001 141- Blackfin optimizations
9a0ddd09 142- Interplay C93 demuxer and video decoder
1e6c6759 143- Bethsoft VID demuxer and video decoder
8e952e4d 144- CRYO APC demuxer
10e26bc7 145- Atrac3 decoder
b46d68c6 146- V.Flash PTX decoder
58cf42fa 147- RoQ muxer, RoQ audio encoder
ad39f1a7 148- Renderware TXD demuxer and decoder
4d5588cf 149- extern C declarations for C++ removed from headers
82e60541 150- sws_flags command line option
ddcf4b5d 151- codebook generator
03e3e765 152- RoQ video encoder
d3b7406c 153- QTRLE encoder
d22e8442 154- OS/2 support removed and restored again
6ea67bbb 155- AC-3 decoder
58cf42fa 156- NUT muxer
108ab268 157- additional SPARC (VIS) optimizations
e09f7d61 158- Matroska muxer
58cf42fa 159- slice-based parallel H.264 decoding
bf4a1f17 160- Monkey's Audio demuxer and decoder
8787d837 161- AMV audio and video decoder
fc4cbc16 162- DNxHD encoder
d6c52130 163- H.264 PAFF decoding
636b13c5 164- Nellymoser ASAO decoder
66f7679c 165- Beam Software SIFF demuxer and decoder
f9def9cc 166- libvorbis Vorbis decoding removed in favor of native decoder
541432c3 167- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
56dc1fdf 168- Ogg (Theora, Vorbis and FLAC) muxer
108ab268 169- The "device" muxers and demuxers are now in a new libavdevice library
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170- PC Paintbrush PCX decoder
171- Sun Rasterfile decoder
920d3609 172- TechnoTrend PVA demuxer
77c1d04d 173- Linux Media Labs MPEG-4 (LMLM4) demuxer
b264a084 174- AVM2 (Flash 9) SWF muxer
9dc92a38 175- QT variant of IMA ADPCM encoder
39fc859e 176- VFW grabber
58cf42fa 177- iPod/iPhone compatible mp4 muxer
a7129de5 178- Mimic decoder
0f3444e1 179- MSN TCP Webcam stream demuxer
86b3cf7c 180- RL2 demuxer / decoder
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181- IFF demuxer
182- 8SVX audio decoder
b00b15be 183- non-recursive Makefiles
b64c096b 184- BFI demuxer
74118c07 185- MAXIS EA XA (.xa) demuxer / decoder
2003d3da 186- BFI video decoder
ea662534 187- OMA demuxer
b517af05 188- MLP/TrueHD decoder
e1c74782 189- Electronic Arts CMV decoder
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190- Motion Pixels Video decoder
191- Motion Pixels MVI demuxer
e44bbf62 192- removed animated GIF decoder/demuxer
51c3861e 193- D-Cinema audio muxer
cfc78718 194- Electronic Arts TGV decoder
833e90dd 195- Apple Lossless Audio Codec (ALAC) encoder
7d8f3de4 196- AAC decoder
eb6fc557 197- floating point PCM encoder/decoder
cedebde1 198- MXF muxer
108ab268 199- DV100 AKA DVCPRO HD decoder and demuxer
1f6a594d 200- E-AC-3 support added to AC-3 decoder
755ba886 201- Nellymoser ASAO encoder
0c86f89a 202- ASS and SSA demuxer and muxer
d8d12c15 203- liba52 wrapper removed
0ac1dc6f 204- SVQ3 watermark decoding support
f6958006 205- Speex decoding via libspeex
42b30357 206- Electronic Arts TGQ decoder
108ab268 207- RV40 decoder
73b458e3 208- QCELP / PureVoice decoder
108ab268 209- RV30 decoder
7906f3ca 210- hybrid WavPack support
7eb68edb 211- R3D REDCODE demuxer
115d095e 212- ALSA support for playback and record
d8964f3a 213- Electronic Arts TQI decoder
9a77d59a 214- OpenJPEG based JPEG 2000 decoder
58cf42fa 215- NC (NC4600) camera file demuxer
865780ae 216- Gopher client support
bd3f81f3 217- MXF D-10 muxer
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218- generic metadata API
219
9d53d58e 220
0ca3e336 221
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222version 0.4.9-pre1:
223
4fa1c4fa 224- DV encoder, DV muxer
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225- Microsoft RLE video decoder
226- Microsoft Video-1 decoder
070ed1bc 227- Apple Animation (RLE) decoder
42cad81a 228- Apple Graphics (SMC) decoder
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229- Apple Video (RPZA) decoder
230- Cinepak decoder
231- Sega FILM (CPK) file demuxer
42cad81a 232- Westwood multimedia support (VQA & AUD files)
4120a53a 233- Id Quake II CIN playback support
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234- 8BPS video decoder
235- FLIC playback support
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236- RealVideo 2.0 (RV20) decoder
237- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 238- Sierra VMD demuxer and video decoder
1defd2a8 239- MSZH and ZLIB decoder support
3b64893d 240- SVQ1 video encoder
1defd2a8 241- AMR-WB support
e0db8cfb 242- PPC optimizations
1defd2a8 243- rate distortion optimal cbp support
e0db8cfb 244- rate distorted optimal ac prediction for MPEG-4
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245- rate distorted optimal lambda->qp support
246- AAC encoding with libfaac
247- Sunplus JPEG codec (SP5X) support
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248- use Lagrange multipler instead of QP for ratecontrol
249- Theora/VP3 decoding support
1defd2a8 250- XA and ADX ADPCM codecs
e0db8cfb 251- export MPEG-2 active display area / pan scan
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252- Add support for configuring with IBM XLC
253- floating point AAN DCT
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254- initial support for zygo video (not complete)
255- RGB ffv1 support
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256- new audio/video parser API
257- av_log() system
258- av_read_frame() and av_seek_frame() support
259- missing last frame fixes
260- seek by mouse in ffplay
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261- noise reduction of DCT coefficients
262- H.263 OBMC & 4MV support
263- H.263 alternative inter vlc support
264- H.263 loop filter
265- H.263 slice structured mode
266- interlaced DCT support for MPEG-2 encoding
1defd2a8 267- stuffing to stay above min_bitrate
e0db8cfb 268- MB type & QP visualization
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269- frame stepping for ffplay
270- interlaced motion estimation
271- alternate scantable support
272- SVCD scan offset support
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273- closed GOP support
274- SSE2 FDCT
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275- quantizer noise shaping
276- G.726 ADPCM audio codec
277- MS ADPCM encoding
278- multithreaded/SMP motion estimation
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279- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
280- multithreaded/SMP decoding for MPEG-2
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281- FLAC decoder
282- Metrowerks CodeWarrior suppport
e0db8cfb 283- H.263+ custom pcf support
1defd2a8 284- nicer output for 'ffmpeg -formats'
e0db8cfb 285- Matroska demuxer
1defd2a8 286- SGI image format, encoding and decoding
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287- H.264 loop filter support
288- H.264 CABAC support
f073a393 289- nicer looking arrows for the motion vector visualization
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290- improved VCD support
291- audio timestamp drift compensation
e0db8cfb 292- MPEG-2 YUV 422/444 support
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293- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
294- better image scaling
e0db8cfb 295- H.261 support
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296- correctly interleave packets during encoding
297- VIS optimized motion compensation
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298- intra_dc_precision>0 encoding support
299- support reuse of motion vectors/MB types/field select values of the source video
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300- more accurate deblock filter
301- padding support
302- many optimizations and bugfixes
055dc116 303- FunCom ISS audio file demuxer and according ADPCM decoding
2fdf638b 304
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305
306
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307version 0.4.8:
308
e0db8cfb 309- MPEG-2 video encoding (Michael)
d9d8910b 310- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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311- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
312 and Mario Brito)
313- Xan DPCM audio decoder (Mario Brito)
186447f8 314- Interplay MVE playback subsystem (Mike Melanson)
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315- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
316
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317
318
b17e9c99 319version 0.4.7:
e07702ba 320
e0db8cfb 321- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 322 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 323- current version now also compiles with older GCC (Fabrice)
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324- 4X multimedia playback system including 4xm file demuxer (Mike
325 Melanson), and 4X video and audio codecs (Michael)
326- Creative YUV (CYUV) decoder (Mike Melanson)
327- FFV1 codec (our very simple lossless intra only codec, compresses much better
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328 than HuffYUV) (Michael)
329- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
330- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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331 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
332- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 333 for multiplatform support (Fabrice)
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334- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
335 by anonymous
336- AMR format has been added (Johannes Carlsson)
e0db8cfb 337- 3GP support has been added (Johannes Carlsson)
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338- VP3 codec has been added (Mike Melanson)
339- more MPEG-1/2 fixes
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340- better multiplatform support, MS Visual Studio fixes (various)
341- AltiVec optimizations (Magnus Damn and others)
e07702ba 342- SH4 processor support has been added (BERO)
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343- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
344- VOB streaming support (Brian Foley)
345- better MP3 autodetection (Andriy Rysin)
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346- qpel encoding (Michael)
347- 4mv+b frames encoding finally fixed (Michael)
348- chroma ME (Michael)
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349- 5 comparison functions for ME (Michael)
350- B-frame encoding speedup (Michael)
351- WMV2 codec (unfinished - Michael)
d3d10087 352- user specified diamond size for EPZS (Michael)
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353- Playstation STR playback subsystem, still experimental (Mike and Michael)
354- ASV2 codec (Michael)
355- CLJR decoder (Alex)
d3d10087 356
e0db8cfb 357.. And lots more new enhancements and fixes.
e07702ba 358
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359
360
d3d10087 361version 0.4.6:
739d6efa 362
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363- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
364 from scratch
365- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
366- fix quantization bug in AC3 encoder
367- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
368- added prototype ffplay program
369- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
370- bug fix on MCBPC tables of H.263 (Juanjo)
371- bug fix on DC coefficients of H.263 (Juanjo)
372- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
373- now we can decode H.263 streams found in QuickTime files (Juanjo)
374- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 375- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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376- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
377- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 378- added first regression tests
e0db8cfb 379- added MPEG-2 TS demuxer
a31e01c5 380- new demux API for libav
6d291820 381- more accurate and faster IDCT (Michael)
e0db8cfb 382- faster and entropy-controlled motion search (Michael)
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383- two pass video encoding (Michael)
384- new video rate control (Michael)
385- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
386- great performance improvement of video encoders and decoders (Michael)
387- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 388- high quality encoding mode: tries all macroblock/VLC types (Michael)
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389- added DV video decoder
390- preliminary RTP/RTSP support in ffserver and libavformat
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391- H.263+ AIC decoding/encoding support (Juanjo)
392- VCD MPEG-PS mode (Juanjo)
393- PSNR stuff (Juanjo)
394- simple stats output (Juanjo)
395- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 396
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397
398
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399version 0.4.5:
400
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401- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
402- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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403- added configure system (actually a small shell script)
404- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 405 Michael Hipp (temporary solution - waiting for integer only
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406 decoder)
407- fixed VIDIOCSYNC interrupt
408- added Intel H.263 decoding support ('I263' AVI fourCC)
409- added Real Video 1.0 decoding (needs further testing)
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410- simplified image formats again. Added PGM format (=grey
411 pgm). Renamed old PGM to PGMYUV.
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412- fixed msmpeg4 slice issues (tell me if you still find problems)
413- fixed OpenDivX bugs with newer versions (added VOL header decoding)
414- added support for MPlayer interface
415- added macroblock skip optimization
416- added MJPEG decoder
417- added mmx/mmxext IDCT from libmpeg2
0c1e384c 418- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 419 <celer at shell.scrypt.net>)
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420- added pixel format conversion layer (e.g. for MJPEG or PPM)
421- added deinterlacing option
422- MPEG-1/2 fixes
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423- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
424- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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425- Windows porting of file converter
426- added MJPEG raw format (input/ouput)
427- added JPEG image format support (input/output)
de6d9b64 428
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429
430
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431version 0.4.4:
432
433- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 434 <bjorn.e.lindgren at telia.com>).
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435- added MPEG demuxer (MPEG-1 and 2 compatible).
436- added ASF demuxer
437- added prototype RM demuxer
438- added AC3 decoding (done with libac3 by Aaron Holtzman)
439- added decoding codec parameter guessing (.e.g. for MPEG, because the
440 header does not include them)
441- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
442 play them (only tested video)
443- fixed H.263 white bug
444- fixed phase rounding in img resample filter
445- add MMX code for polyphase img resample filter
446- added CPU autodetection
447- added generic title/author/copyright/comment string handling (ASF and RM
448 use them)
de6d9b64 449- added SWF demux to extract MP3 track (not usable yet because no MP3
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450 decoder)
451- added fractional frame rate support
de6d9b64 452- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 453 segfault)
de6d9b64 454
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455
456
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457version 0.4.3:
458
dd5cf2ad 459- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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460- fixed raw yuv output
461- added motion rounding support in MPEG-4
462- fixed motion bug rounding in MSMPEG4
463- added B-frame handling in video core
464- added full MPEG-1 decoding support
465- added partial (frame only) MPEG-2 support
de6d9b64 466- changed the FOURCC code for H.263 to "U263" to be able to see the
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467 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
468 this +codec ;) (JuanJo).
469- Halfpel motion estimation after MB type selection (JuanJo)
470- added pgm and .Y.U.V output format
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471- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
472 output.
473- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 474 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 475 instead of a protocol)
de6d9b64 476
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477
478
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479version 0.4.2:
480
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481- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
482 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 483 missing. MSMPEG4 support is complete.
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484- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
485 can decode ffmpeg MPEGs :-)).
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486- added libavcodec API documentation (see apiexample.c).
487- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 488 greenish)
de6d9b64 489- added support for non clipped motion vectors (decoding only)
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490 and image sizes non-multiple of 16
491- added support for AC prediction (decoding only)
492- added file overwrite confirmation (can be disabled with -y)
493- added custom size picture to H.263 using H.263+ (Juanjo)
de6d9b64 494
0ca3e336 495
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496version 0.4.1:
497
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498- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
499 of AVI and ASF to DIV3.
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500- added -me option to set motion estimation method
501 (default=log). suppressed redundant -hq option.
502- added options -acodec and -vcodec to force a given codec (useful for
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503 AVI for example)
504- fixed -an option
505- improved dct_quantize speed
506- factorized some motion estimation code
de6d9b64 507
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508
509
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510version 0.4.0:
511
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512- removing grab code from ffserver and moved it to ffmpeg. Added
513 multistream support to ffmpeg.
de6d9b64 514- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 515 URL)
de6d9b64 516- added high quality image resize code with polyphase filter (need
56cc85a0 517 mmx/see optimization). Enable multiple image size support in ffserver.
e0db8cfb 518- added multi live feed support in ffserver
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519- suppressed master feature from ffserver (it should be done with an
520 external program which opens the .ffm url and writes it to another
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521 ffserver)
522- added preliminary support for video stream parsing (WAV and AVI half
523 done). Added proper support for audio/video file conversion in
de6d9b64 524 ffmpeg.
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525- added preliminary support for video file sending from ffserver
526- redesigning I/O subsystem: now using URL based input and output
527 (see avio.h)
528- added WAV format support
529- added "tty user interface" to ffmpeg to stop grabbing gracefully
530- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 531 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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532- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
533- added new motion estimation algorithms, log and phods (Juanjo)
534- changed directories: libav for format handling, libavcodec for
535 codecs
de6d9b64 536
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537
538
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539version 0.3.4:
540
e0db8cfb 541- added stereo in MPEG audio encoder
de6d9b64 542
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543
544
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545version 0.3.3:
546
547- added 'high quality' mode which use motion vectors. It can be used in
548 real time at low resolution.
549- fixed rounding problems which caused quality problems at high
e0db8cfb 550 bitrates and large GOP size
de6d9b64 551
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552
553
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554version 0.3.2: small fixes
555
e0db8cfb 556- ASF fixes
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557- put_seek bug fix
558
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559
560
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561version 0.3.1: added avi/divx support
562
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563- added AVI support
564- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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565- added sound for flash format (not tested)
566
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567
568
de6d9b64 569version 0.3: initial public release