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