Fix 'make checkheaders', based on a patch by Diego Pettenò, flameeyes gmail com.
[libav.git] / Changelog
CommitLineData
9d53d58e 1version <next>
c721d803 2- The "device" muxers and demuxers are now in a new libavdevice library
06ab9cff 3- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
f8007a14 4- DV100 AKA DVCPRO HD decoder and demuxer
9d53d58e 5- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 6- IBM Ultimotion (ULTI) video decoder
d08d7142
MM
7- Sierra Online audio file demuxer and decoder
8- Apple QuickDraw (qdrw) video decoder
22052247 9- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
ad81a9fe 10- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 11- Miro VideoXL (VIXL) video decoder
b06b45c4 12- H.261 video encoder
acfd8f0f 13- QPEG video decoder
353147ed 14- Nullsoft Video (NSV) file demuxer
13dfd2b9 15- Shorten audio decoder
9c7fb608 16- LOCO video decoder
115329f1 17- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 18- Winnov WNV1 video decoder
589f8220 19- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 20- Indeo 2 video decoder
b81f8949 21- Fraps FPS1 video decoder
e0db8cfb 22- Snow video encoder/decoder
af4ca324 23- Sonic audio encoder/decoder
a3cad047 24- Vorbis audio encoder/decoder
af4ca324 25- Macromedia ADPCM decoder
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DB
26- Duck TrueMotion 2 video decoder
27- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 28- H.264 custom quantization matrices support
a8289180 29- ffserver fixed, it should now be usable again
8d1018bf 30- QDM2 audio decoder
8a2d410e 31- Real Cooker audio decoder
bf3027c8 32- TrueSpeech audio decoder
65694974
DB
33- WMA2 audio decoder fixed, now all files should play correctly
34- RealAudio 14.4 and 28.8 decoders fixed
26d6d032 35- JPEG-LS encoder and decoder
45e63d13 36- CamStudio video decoder
3f45598a
DB
37- build system improvements
38- tabs and trailing whitespace removed from the codebase
f11288da 39- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 40- ADTS AAC file reading and writing
ea395e8c 41- Creative VOC file reading and writing
4e114829 42- American Laser Games multimedia (*.mm) playback system
f48d6e1b 43- Zip Blocks Motion Video decoder and encoder
8a2d410e
AB
44- Improved Theora/VP3 decoder
45- True Audio (TTA) decoder
26376701 46- AVS demuxer and video decoder
348efc18 47- Smacker demuxer and decoder
dfca23e3 48- NuppelVideo/MythTV demuxer and RTjpeg decoder
fd7b1991 49- KMVC decoder
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BC
50- MPEG-2 intra vlc support
51- MPEG-2 4:2:2 encoder
0919e788 52- Flash Screen Video decoder
cc0bc648 53- GXF demuxer
6a09487e 54- Chinese AVS decoder
43dcf590 55- GXF muxer
07bf2af8 56- MXF demuxer
b394e39a 57- VC-1/WMV3/WMV9 video decoder
0ccd1bb5 58- MacIntel support
8ac17293 59- AVISynth support
eb57c889 60- VMware video decoder
5ce117c3
AJ
61- VP5 video decoder
62- VP6 video decoder
730581f3 63- WavPack lossless audio decoder
3689cf16 64- Targa (.TGA) picture decoder
dc56e0de 65- Delphine Software .cin demuxer/audio and video decoder
29f86228 66- Tiertex .seq demuxer/video decoder
f7bc5837 67- MTV demuxer
716222db 68- TIFF picture encoder and decoder
06d392a7 69- GIF picture decoder
84ed36da 70- Intel Music decoder
185c7b6b 71- Musepack decoder
8adc51f2 72- Flash Screen Video encoder
150d2772 73- Theora encoding via libtheora
52548eee 74- BMP encoder
039cd4a7 75- WMA encoder
346a655d 76- GSM-MS encoder and decoder
01ca9ac3 77- DCA decoder
33a0dd37 78- DXA demuxer and decoder
52b6bad2 79- DNxHD decoder
efb0c399 80- Gamecube movie (.THP) playback system
a5fbe001 81- Blackfin optimizations
9a0ddd09 82- Interplay C93 demuxer and video decoder
1e6c6759 83- Bethsoft VID demuxer and video decoder
8e952e4d 84- CRYO APC demuxer
10e26bc7 85- Atrac3 decoder
b46d68c6 86- V.Flash PTX decoder
9020e697 87- RoQ muxer, audio encoder
ad39f1a7 88- Renderware TXD demuxer and decoder
4d5588cf 89- extern C declarations for C++ removed from headers
82e60541 90- sws_flags command line option
ddcf4b5d 91- codebook generator
03e3e765 92- RoQ video encoder
d3b7406c 93- QTRLE encoder
d22e8442 94- OS/2 support removed and restored again
6ea67bbb 95- AC-3 decoder
717c4eb0 96- NUT muxer (since r10052)
e09f7d61 97- Matroska muxer
13a579fc 98- Slice-based parallel H.264 decoding
bf4a1f17 99- Monkey's Audio demuxer and decoder
7b933617 100- additional SPARC (VIS) optimizations
8787d837 101- AMV audio and video decoder
fc4cbc16 102- DNxHD encoder
d6c52130 103- H.264 PAFF decoding
636b13c5 104- Nellymoser ASAO decoder
66f7679c 105- Beam Software SIFF demuxer and decoder
f9def9cc 106- libvorbis Vorbis decoding removed in favor of native decoder
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107- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
108- Ogg muxer
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109- PC Paintbrush PCX decoder
110- Sun Rasterfile decoder
920d3609 111- TechnoTrend PVA demuxer
77c1d04d 112- Linux Media Labs MPEG-4 (LMLM4) demuxer
b264a084 113- AVM2 (Flash 9) SWF muxer
9dc92a38 114- QT variant of IMA ADPCM encoder
39fc859e 115- VFW grabber
aa9f4208 116- Ipod/Iphone compatible mp4 muxer
a7129de5 117- Mimic decoder
0f3444e1 118- MSN TCP Webcam stream demuxer
86b3cf7c 119- RL2 demuxer / decoder
d299be08
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120- IFF demuxer
121- 8SVX audio decoder
b64c096b 122- BFI demuxer
74118c07 123- MAXIS EA XA (.xa) demuxer / decoder
2003d3da 124- BFI video decoder
ea662534 125- OMA demuxer
b517af05 126- MLP/TrueHD decoder
e1c74782 127- Electronic Arts CMV decoder
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RP
128- Motion Pixels Video decoder
129- Motion Pixels MVI demuxer
e44bbf62 130- removed animated GIF decoder/demuxer
51c3861e 131- D-Cinema audio muxer
cfc78718 132- Electronic Arts TGV decoder
833e90dd 133- Apple Lossless Audio Codec (ALAC) encoder
7d8f3de4 134- AAC decoder
eb6fc557 135- floating point PCM encoder/decoder
cedebde1 136- MXF muxer
1f6a594d 137- E-AC-3 support added to AC-3 decoder
755ba886 138- Nellymoser ASAO encoder
0c86f89a 139- ASS and SSA demuxer and muxer
9d53d58e 140
1defd2a8
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141version 0.4.9-pre1:
142
4fa1c4fa 143- DV encoder, DV muxer
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144- Microsoft RLE video decoder
145- Microsoft Video-1 decoder
070ed1bc 146- Apple Animation (RLE) decoder
42cad81a 147- Apple Graphics (SMC) decoder
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148- Apple Video (RPZA) decoder
149- Cinepak decoder
150- Sega FILM (CPK) file demuxer
42cad81a 151- Westwood multimedia support (VQA & AUD files)
4120a53a 152- Id Quake II CIN playback support
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153- 8BPS video decoder
154- FLIC playback support
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155- RealVideo 2.0 (RV20) decoder
156- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 157- Sierra VMD demuxer and video decoder
1defd2a8 158- MSZH and ZLIB decoder support
3b64893d 159- SVQ1 video encoder
1defd2a8 160- AMR-WB support
e0db8cfb 161- PPC optimizations
1defd2a8 162- rate distortion optimal cbp support
e0db8cfb 163- rate distorted optimal ac prediction for MPEG-4
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164- rate distorted optimal lambda->qp support
165- AAC encoding with libfaac
166- Sunplus JPEG codec (SP5X) support
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167- use Lagrange multipler instead of QP for ratecontrol
168- Theora/VP3 decoding support
1defd2a8 169- XA and ADX ADPCM codecs
e0db8cfb 170- export MPEG-2 active display area / pan scan
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171- Add support for configuring with IBM XLC
172- floating point AAN DCT
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173- initial support for zygo video (not complete)
174- RGB ffv1 support
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175- new audio/video parser API
176- av_log() system
177- av_read_frame() and av_seek_frame() support
178- missing last frame fixes
179- seek by mouse in ffplay
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180- noise reduction of DCT coefficients
181- H.263 OBMC & 4MV support
182- H.263 alternative inter vlc support
183- H.263 loop filter
184- H.263 slice structured mode
185- interlaced DCT support for MPEG-2 encoding
1defd2a8 186- stuffing to stay above min_bitrate
e0db8cfb 187- MB type & QP visualization
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188- frame stepping for ffplay
189- interlaced motion estimation
190- alternate scantable support
191- SVCD scan offset support
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192- closed GOP support
193- SSE2 FDCT
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194- quantizer noise shaping
195- G.726 ADPCM audio codec
196- MS ADPCM encoding
197- multithreaded/SMP motion estimation
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198- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
199- multithreaded/SMP decoding for MPEG-2
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200- FLAC decoder
201- Metrowerks CodeWarrior suppport
e0db8cfb 202- H.263+ custom pcf support
1defd2a8 203- nicer output for 'ffmpeg -formats'
e0db8cfb 204- Matroska demuxer
1defd2a8 205- SGI image format, encoding and decoding
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206- H.264 loop filter support
207- H.264 CABAC support
f073a393 208- nicer looking arrows for the motion vector visualization
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209- improved VCD support
210- audio timestamp drift compensation
e0db8cfb 211- MPEG-2 YUV 422/444 support
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212- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
213- better image scaling
e0db8cfb 214- H.261 support
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215- correctly interleave packets during encoding
216- VIS optimized motion compensation
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217- intra_dc_precision>0 encoding support
218- support reuse of motion vectors/MB types/field select values of the source video
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219- more accurate deblock filter
220- padding support
221- many optimizations and bugfixes
2fdf638b 222
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223version 0.4.8:
224
e0db8cfb 225- MPEG-2 video encoding (Michael)
d9d8910b 226- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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227- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
228 and Mario Brito)
229- Xan DPCM audio decoder (Mario Brito)
186447f8 230- Interplay MVE playback subsystem (Mike Melanson)
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231- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
232
233version 0.4.7:
e07702ba 234
e0db8cfb 235- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 236 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 237- current version now also compiles with older GCC (Fabrice)
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HBH
238- 4X multimedia playback system including 4xm file demuxer (Mike
239 Melanson), and 4X video and audio codecs (Michael)
240- Creative YUV (CYUV) decoder (Mike Melanson)
241- FFV1 codec (our very simple lossless intra only codec, compresses much better
e0db8cfb
DB
242 than HuffYUV) (Michael)
243- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
244- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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245 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
246- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 247 for multiplatform support (Fabrice)
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HBH
248- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
249 by anonymous
250- AMR format has been added (Johannes Carlsson)
e0db8cfb 251- 3GP support has been added (Johannes Carlsson)
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252- VP3 codec has been added (Mike Melanson)
253- more MPEG-1/2 fixes
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DB
254- better multiplatform support, MS Visual Studio fixes (various)
255- AltiVec optimizations (Magnus Damn and others)
e07702ba 256- SH4 processor support has been added (BERO)
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257- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
258- VOB streaming support (Brian Foley)
259- better MP3 autodetection (Andriy Rysin)
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260- qpel encoding (Michael)
261- 4mv+b frames encoding finally fixed (Michael)
262- chroma ME (Michael)
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263- 5 comparison functions for ME (Michael)
264- B-frame encoding speedup (Michael)
265- WMV2 codec (unfinished - Michael)
d3d10087 266- user specified diamond size for EPZS (Michael)
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267- Playstation STR playback subsystem, still experimental (Mike and Michael)
268- ASV2 codec (Michael)
269- CLJR decoder (Alex)
d3d10087 270
e0db8cfb 271.. And lots more new enhancements and fixes.
e07702ba 272
d3d10087 273version 0.4.6:
739d6efa 274
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DB
275- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
276 from scratch
277- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
278- fix quantization bug in AC3 encoder
279- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
280- added prototype ffplay program
281- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
282- bug fix on MCBPC tables of H.263 (Juanjo)
283- bug fix on DC coefficients of H.263 (Juanjo)
284- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
285- now we can decode H.263 streams found in QuickTime files (Juanjo)
286- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 287- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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DB
288- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
289- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 290- added first regression tests
e0db8cfb 291- added MPEG-2 TS demuxer
a31e01c5 292- new demux API for libav
6d291820 293- more accurate and faster IDCT (Michael)
e0db8cfb 294- faster and entropy-controlled motion search (Michael)
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295- two pass video encoding (Michael)
296- new video rate control (Michael)
297- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
298- great performance improvement of video encoders and decoders (Michael)
299- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 300- high quality encoding mode: tries all macroblock/VLC types (Michael)
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FB
301- added DV video decoder
302- preliminary RTP/RTSP support in ffserver and libavformat
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DB
303- H.263+ AIC decoding/encoding support (Juanjo)
304- VCD MPEG-PS mode (Juanjo)
305- PSNR stuff (Juanjo)
306- simple stats output (Juanjo)
307- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 308
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309version 0.4.5:
310
dd5cf2ad
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311- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
312- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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313- added configure system (actually a small shell script)
314- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 315 Michael Hipp (temporary solution - waiting for integer only
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316 decoder)
317- fixed VIDIOCSYNC interrupt
318- added Intel H.263 decoding support ('I263' AVI fourCC)
319- added Real Video 1.0 decoding (needs further testing)
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320- simplified image formats again. Added PGM format (=grey
321 pgm). Renamed old PGM to PGMYUV.
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322- fixed msmpeg4 slice issues (tell me if you still find problems)
323- fixed OpenDivX bugs with newer versions (added VOL header decoding)
324- added support for MPlayer interface
325- added macroblock skip optimization
326- added MJPEG decoder
327- added mmx/mmxext IDCT from libmpeg2
0c1e384c 328- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
dd5cf2ad 329 <celer at shell.scrypt.net>)
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330- added pixel format conversion layer (e.g. for MJPEG or PPM)
331- added deinterlacing option
332- MPEG-1/2 fixes
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333- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
334- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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335- Windows porting of file converter
336- added MJPEG raw format (input/ouput)
337- added JPEG image format support (input/output)
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338
339version 0.4.4:
340
341- fixed some std header definitions (Bjorn Lindgren
dd5cf2ad 342 <bjorn.e.lindgren at telia.com>).
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DB
343- added MPEG demuxer (MPEG-1 and 2 compatible).
344- added ASF demuxer
345- added prototype RM demuxer
346- added AC3 decoding (done with libac3 by Aaron Holtzman)
347- added decoding codec parameter guessing (.e.g. for MPEG, because the
348 header does not include them)
349- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
350 play them (only tested video)
351- fixed H.263 white bug
352- fixed phase rounding in img resample filter
353- add MMX code for polyphase img resample filter
354- added CPU autodetection
355- added generic title/author/copyright/comment string handling (ASF and RM
356 use them)
de6d9b64 357- added SWF demux to extract MP3 track (not usable yet because no MP3
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DB
358 decoder)
359- added fractional frame rate support
de6d9b64 360- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 361 segfault)
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362
363version 0.4.3:
364
dd5cf2ad 365- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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366- fixed raw yuv output
367- added motion rounding support in MPEG-4
368- fixed motion bug rounding in MSMPEG4
369- added B-frame handling in video core
370- added full MPEG-1 decoding support
371- added partial (frame only) MPEG-2 support
de6d9b64 372- changed the FOURCC code for H.263 to "U263" to be able to see the
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DB
373 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
374 this +codec ;) (JuanJo).
375- Halfpel motion estimation after MB type selection (JuanJo)
376- added pgm and .Y.U.V output format
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377- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
378 output.
379- added pgmpipe I/O format (original patch from Martin Aumueller
dd5cf2ad 380 <lists at reserv.at>, but changed completely since we use a format
e0db8cfb 381 instead of a protocol)
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382
383version 0.4.2:
384
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385- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
386 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 387 missing. MSMPEG4 support is complete.
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388- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
389 can decode ffmpeg MPEGs :-)).
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390- added libavcodec API documentation (see apiexample.c).
391- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 392 greenish)
de6d9b64 393- added support for non clipped motion vectors (decoding only)
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394 and image sizes non-multiple of 16
395- added support for AC prediction (decoding only)
396- added file overwrite confirmation (can be disabled with -y)
397- added custom size picture to H.263 using H.263+ (Juanjo)
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398
399version 0.4.1:
400
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401- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
402 of AVI and ASF to DIV3.
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403- added -me option to set motion estimation method
404 (default=log). suppressed redundant -hq option.
405- added options -acodec and -vcodec to force a given codec (useful for
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406 AVI for example)
407- fixed -an option
408- improved dct_quantize speed
409- factorized some motion estimation code
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410
411version 0.4.0:
412
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413- removing grab code from ffserver and moved it to ffmpeg. Added
414 multistream support to ffmpeg.
de6d9b64 415- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 416 URL)
de6d9b64 417- added high quality image resize code with polyphase filter (need
56cc85a0 418 mmx/see optimization). Enable multiple image size support in ffserver.
e0db8cfb 419- added multi live feed support in ffserver
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420- suppressed master feature from ffserver (it should be done with an
421 external program which opens the .ffm url and writes it to another
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422 ffserver)
423- added preliminary support for video stream parsing (WAV and AVI half
424 done). Added proper support for audio/video file conversion in
de6d9b64 425 ffmpeg.
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426- added preliminary support for video file sending from ffserver
427- redesigning I/O subsystem: now using URL based input and output
428 (see avio.h)
429- added WAV format support
430- added "tty user interface" to ffmpeg to stop grabbing gracefully
431- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
dd5cf2ad 432 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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433- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
434- added new motion estimation algorithms, log and phods (Juanjo)
435- changed directories: libav for format handling, libavcodec for
436 codecs
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437
438version 0.3.4:
439
e0db8cfb 440- added stereo in MPEG audio encoder
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441
442version 0.3.3:
443
444- added 'high quality' mode which use motion vectors. It can be used in
445 real time at low resolution.
446- fixed rounding problems which caused quality problems at high
e0db8cfb 447 bitrates and large GOP size
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448
449version 0.3.2: small fixes
450
e0db8cfb 451- ASF fixes
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452- put_seek bug fix
453
454version 0.3.1: added avi/divx support
455
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456- added AVI support
457- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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458- added sound for flash format (not tested)
459
460version 0.3: initial public release