mov debug clean patch by (Baptiste COUDURIER <baptiste.coudurier smartjog com)
[libav.git] / Changelog
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1version <next>
2- TechSmith Camtasia (TSCC) video decoder
d0a0bbd2 3- IBM Ultimotion (ULTI) video decoder
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4- Sierra Online audio file demuxer and decoder
5- Apple QuickDraw (qdrw) video decoder
b3bfb299 6- Creative ADPCM audio decoder
ad81a9fe 7- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
ab711b3c 8- Miro VideoXL (VIXL) video decoder
b06b45c4 9- H.261 video encoder
acfd8f0f 10- QPEG video decoder
353147ed 11- Nullsoft Video (NSV) file demuxer
13dfd2b9 12- Shorten audio decoder
9c7fb608 13- LOCO video decoder
115329f1 14- Apple Lossless Audio Codec (ALAC) decoder
a8a15e9d 15- Winnov WNV1 video decoder
589f8220 16- Autodesk Animator Studio Codec (AASC) decoder
bfaad39f 17- Indeo 2 video decoder
b81f8949 18- Fraps FPS1 video decoder
e0db8cfb 19- Snow video encoder/decoder
af4ca324 20- Sonic audio encoder/decoder
e0db8cfb 21- Vorbis audio decoder
af4ca324 22- Macromedia ADPCM decoder
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23- Duck TrueMotion 2 video decoder
24- support for decoding FLX and DTA extensions in FLIC files
b2909f1a 25- H.264 custom quantization matrices support
a8289180 26- ffserver fixed, it should now be usable again
8d1018bf 27- QDM2 audio decoder
3f45598a 28- cook audio decoder
bf3027c8 29- TrueSpeech audio decoder
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30- WMA2 audio decoder fixed, now all files should play correctly
31- RealAudio 14.4 and 28.8 decoders fixed
89e3a1b4 32- JPEG-LS decoder
45e63d13 33- CamStudio video decoder
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34- build system improvements
35- tabs and trailing whitespace removed from the codebase
f11288da 36- AIFF/AIFF-C audio format, encoding and decoding
4accd1fd 37- ADTS AAC file reading and writing
ea395e8c 38- Creative VOC file reading and writing
4e114829 39- American Laser Games multimedia (*.mm) playback system
9c8d8e84 40- Zip Blocks Motion Video decoder
9d53d58e 41
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42version 0.4.9-pre1:
43
4fa1c4fa 44- DV encoder, DV muxer
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45- Microsoft RLE video decoder
46- Microsoft Video-1 decoder
070ed1bc 47- Apple Animation (RLE) decoder
42cad81a 48- Apple Graphics (SMC) decoder
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49- Apple Video (RPZA) decoder
50- Cinepak decoder
51- Sega FILM (CPK) file demuxer
42cad81a 52- Westwood multimedia support (VQA & AUD files)
4120a53a 53- Id Quake II CIN playback support
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54- 8BPS video decoder
55- FLIC playback support
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56- RealVideo 2.0 (RV20) decoder
57- Duck TrueMotion v1 (DUCK) video decoder
da00f30e 58- Sierra VMD demuxer and video decoder
1defd2a8 59- MSZH and ZLIB decoder support
3b64893d 60- SVQ1 video encoder
1defd2a8 61- AMR-WB support
e0db8cfb 62- PPC optimizations
1defd2a8 63- rate distortion optimal cbp support
e0db8cfb 64- rate distorted optimal ac prediction for MPEG-4
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65- rate distorted optimal lambda->qp support
66- AAC encoding with libfaac
67- Sunplus JPEG codec (SP5X) support
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68- use Lagrange multipler instead of QP for ratecontrol
69- Theora/VP3 decoding support
1defd2a8 70- XA and ADX ADPCM codecs
e0db8cfb 71- export MPEG-2 active display area / pan scan
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72- Add support for configuring with IBM XLC
73- floating point AAN DCT
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74- initial support for zygo video (not complete)
75- RGB ffv1 support
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76- new audio/video parser API
77- av_log() system
78- av_read_frame() and av_seek_frame() support
79- missing last frame fixes
80- seek by mouse in ffplay
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81- noise reduction of DCT coefficients
82- H.263 OBMC & 4MV support
83- H.263 alternative inter vlc support
84- H.263 loop filter
85- H.263 slice structured mode
86- interlaced DCT support for MPEG-2 encoding
1defd2a8 87- stuffing to stay above min_bitrate
e0db8cfb 88- MB type & QP visualization
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89- frame stepping for ffplay
90- interlaced motion estimation
91- alternate scantable support
92- SVCD scan offset support
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93- closed GOP support
94- SSE2 FDCT
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95- quantizer noise shaping
96- G.726 ADPCM audio codec
97- MS ADPCM encoding
98- multithreaded/SMP motion estimation
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99- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
100- multithreaded/SMP decoding for MPEG-2
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101- FLAC decoder
102- Metrowerks CodeWarrior suppport
e0db8cfb 103- H.263+ custom pcf support
1defd2a8 104- nicer output for 'ffmpeg -formats'
e0db8cfb 105- Matroska demuxer
1defd2a8 106- SGI image format, encoding and decoding
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107- H.264 loop filter support
108- H.264 CABAC support
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109- nicer looking arrows for the motion vector vissualization
110- improved VCD support
111- audio timestamp drift compensation
e0db8cfb 112- MPEG-2 YUV 422/444 support
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113- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
114- better image scaling
e0db8cfb 115- H.261 support
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116- correctly interleave packets during encoding
117- VIS optimized motion compensation
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118- intra_dc_precision>0 encoding support
119- support reuse of motion vectors/MB types/field select values of the source video
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120- more accurate deblock filter
121- padding support
122- many optimizations and bugfixes
2fdf638b 123
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124version 0.4.8:
125
e0db8cfb 126- MPEG-2 video encoding (Michael)
d9d8910b 127- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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128- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
129 and Mario Brito)
130- Xan DPCM audio decoder (Mario Brito)
186447f8 131- Interplay MVE playback subsystem (Mike Melanson)
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132- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
133
134version 0.4.7:
e07702ba 135
e0db8cfb 136- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
124ba583 137 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
e0db8cfb 138- current version now also compiles with older GCC (Fabrice)
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139- 4X multimedia playback system including 4xm file demuxer (Mike
140 Melanson), and 4X video and audio codecs (Michael)
141- Creative YUV (CYUV) decoder (Mike Melanson)
142- FFV1 codec (our very simple lossless intra only codec, compresses much better
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143 than HuffYUV) (Michael)
144- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
145- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
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146 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
147- ffplay has been replaced with a newer version which uses SDL (optionally)
e0db8cfb 148 for multiplatform support (Fabrice)
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149- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
150 by anonymous
151- AMR format has been added (Johannes Carlsson)
e0db8cfb 152- 3GP support has been added (Johannes Carlsson)
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153- VP3 codec has been added (Mike Melanson)
154- more MPEG-1/2 fixes
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155- better multiplatform support, MS Visual Studio fixes (various)
156- AltiVec optimizations (Magnus Damn and others)
e07702ba 157- SH4 processor support has been added (BERO)
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158- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
159- VOB streaming support (Brian Foley)
160- better MP3 autodetection (Andriy Rysin)
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161- qpel encoding (Michael)
162- 4mv+b frames encoding finally fixed (Michael)
163- chroma ME (Michael)
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164- 5 comparison functions for ME (Michael)
165- B-frame encoding speedup (Michael)
166- WMV2 codec (unfinished - Michael)
d3d10087 167- user specified diamond size for EPZS (Michael)
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168- Playstation STR playback subsystem, still experimental (Mike and Michael)
169- ASV2 codec (Michael)
170- CLJR decoder (Alex)
d3d10087 171
e0db8cfb 172.. And lots more new enhancements and fixes.
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d3d10087 174version 0.4.6:
739d6efa 175
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176- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
177 from scratch
178- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
179- fix quantization bug in AC3 encoder
180- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
181- added prototype ffplay program
182- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
183- bug fix on MCBPC tables of H.263 (Juanjo)
184- bug fix on DC coefficients of H.263 (Juanjo)
185- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
186- now we can decode H.263 streams found in QuickTime files (Juanjo)
187- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
644d98a4 188- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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189- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
190- now H.263 picture size is returned on the first decoded frame (Juanjo)
7f913a35 191- added first regression tests
e0db8cfb 192- added MPEG-2 TS demuxer
a31e01c5 193- new demux API for libav
6d291820 194- more accurate and faster IDCT (Michael)
e0db8cfb 195- faster and entropy-controlled motion search (Michael)
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196- two pass video encoding (Michael)
197- new video rate control (Michael)
198- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
199- great performance improvement of video encoders and decoders (Michael)
200- new and faster bit readers and vlc parsers (Michael)
e0db8cfb 201- high quality encoding mode: tries all macroblock/VLC types (Michael)
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202- added DV video decoder
203- preliminary RTP/RTSP support in ffserver and libavformat
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204- H.263+ AIC decoding/encoding support (Juanjo)
205- VCD MPEG-PS mode (Juanjo)
206- PSNR stuff (Juanjo)
207- simple stats output (Juanjo)
208- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
739d6efa 209
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210version 0.4.5:
211
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212- some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>)
213- many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>)
214- added configure system (actually a small shell script)
215- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
de6d9b64 216 Michael Hipp (temporary solution - waiting for integer only
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217 decoder)
218- fixed VIDIOCSYNC interrupt
219- added Intel H.263 decoding support ('I263' AVI fourCC)
220- added Real Video 1.0 decoding (needs further testing)
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221- simplified image formats again. Added PGM format (=grey
222 pgm). Renamed old PGM to PGMYUV.
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223- fixed msmpeg4 slice issues (tell me if you still find problems)
224- fixed OpenDivX bugs with newer versions (added VOL header decoding)
225- added support for MPlayer interface
226- added macroblock skip optimization
227- added MJPEG decoder
228- added mmx/mmxext IDCT from libmpeg2
0c1e384c 229- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
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230 <celer@shell.scrypt.net>)
231- added pixel format conversion layer (e.g. for MJPEG or PPM)
232- added deinterlacing option
233- MPEG-1/2 fixes
234- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>)
235- ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>).
236- Windows porting of file converter
237- added MJPEG raw format (input/ouput)
238- added JPEG image format support (input/output)
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239
240version 0.4.4:
241
242- fixed some std header definitions (Bjorn Lindgren
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243 <bjorn.e.lindgren@telia.com>).
244- added MPEG demuxer (MPEG-1 and 2 compatible).
245- added ASF demuxer
246- added prototype RM demuxer
247- added AC3 decoding (done with libac3 by Aaron Holtzman)
248- added decoding codec parameter guessing (.e.g. for MPEG, because the
249 header does not include them)
250- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
251 play them (only tested video)
252- fixed H.263 white bug
253- fixed phase rounding in img resample filter
254- add MMX code for polyphase img resample filter
255- added CPU autodetection
256- added generic title/author/copyright/comment string handling (ASF and RM
257 use them)
de6d9b64 258- added SWF demux to extract MP3 track (not usable yet because no MP3
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259 decoder)
260- added fractional frame rate support
de6d9b64 261- codecs are no longer searched by read_header() (should fix ffserver
e0db8cfb 262 segfault)
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263
264version 0.4.3:
265
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266- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>)
267- fixed raw yuv output
268- added motion rounding support in MPEG-4
269- fixed motion bug rounding in MSMPEG4
270- added B-frame handling in video core
271- added full MPEG-1 decoding support
272- added partial (frame only) MPEG-2 support
de6d9b64 273- changed the FOURCC code for H.263 to "U263" to be able to see the
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274 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
275 this +codec ;) (JuanJo).
276- Halfpel motion estimation after MB type selection (JuanJo)
277- added pgm and .Y.U.V output format
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278- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
279 output.
280- added pgmpipe I/O format (original patch from Martin Aumueller
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281 <lists@reserv.at>, but changed completely since we use a format
282 instead of a protocol)
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283
284version 0.4.2:
285
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286- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
287 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
de6d9b64 288 missing. MSMPEG4 support is complete.
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289- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
290 can decode ffmpeg MPEGs :-)).
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291- added libavcodec API documentation (see apiexample.c).
292- fixed image polyphase bug (the bottom of some images could be
e0db8cfb 293 greenish)
de6d9b64 294- added support for non clipped motion vectors (decoding only)
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295 and image sizes non-multiple of 16
296- added support for AC prediction (decoding only)
297- added file overwrite confirmation (can be disabled with -y)
298- added custom size picture to H.263 using H.263+ (Juanjo)
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299
300version 0.4.1:
301
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302- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
303 of AVI and ASF to DIV3.
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304- added -me option to set motion estimation method
305 (default=log). suppressed redundant -hq option.
306- added options -acodec and -vcodec to force a given codec (useful for
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307 AVI for example)
308- fixed -an option
309- improved dct_quantize speed
310- factorized some motion estimation code
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311
312version 0.4.0:
313
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314- removing grab code from ffserver and moved it to ffmpeg. Added
315 multistream support to ffmpeg.
de6d9b64 316- added timeshifting support for live feeds (option ?date=xxx in the
e0db8cfb 317 URL)
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318- added high quality image resize code with polyphase filter (need
319 mmx/see optimisation). Enable multiple image size support in ffserver.
e0db8cfb 320- added multi live feed support in ffserver
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321- suppressed master feature from ffserver (it should be done with an
322 external program which opens the .ffm url and writes it to another
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323 ffserver)
324- added preliminary support for video stream parsing (WAV and AVI half
325 done). Added proper support for audio/video file conversion in
de6d9b64 326 ffmpeg.
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327- added preliminary support for video file sending from ffserver
328- redesigning I/O subsystem: now using URL based input and output
329 (see avio.h)
330- added WAV format support
331- added "tty user interface" to ffmpeg to stop grabbing gracefully
332- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
333 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>)
334- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
335- added new motion estimation algorithms, log and phods (Juanjo)
336- changed directories: libav for format handling, libavcodec for
337 codecs
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338
339version 0.3.4:
340
e0db8cfb 341- added stereo in MPEG audio encoder
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342
343version 0.3.3:
344
345- added 'high quality' mode which use motion vectors. It can be used in
346 real time at low resolution.
347- fixed rounding problems which caused quality problems at high
e0db8cfb 348 bitrates and large GOP size
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349
350version 0.3.2: small fixes
351
e0db8cfb 352- ASF fixes
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353- put_seek bug fix
354
355version 0.3.1: added avi/divx support
356
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357- added AVI support
358- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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359- added sound for flash format (not tested)
360
361version 0.3: initial public release