1 Entries are sorted chronologically from oldest to youngest within each release,
2 releases are sorted from youngest to oldest.
8 - ac3enc: add channel coupling support
9 - floating-point sample format support to the ac3, eac3, dca, aac, and vorbis decoders.
10 - H264/MPEG frame-level multi-threading
11 - All av_metadata_* functions renamed to av_dict_* and moved to libavutil
12 - 4:4:4 H.264 decoding support
13 - 10-bit H.264 optimizations for x86
18 - VP8 frame-multithreading
19 - NEON optimizations for VP8
20 - Lots of deprecated API cruft removed
21 - fft and imdct optimizations for AVX (Sandy Bridge) processors
23 - SMPTE 302M AES3 audio decoder
24 - Remove support for quitting ffmpeg with 'q', ctrl+c should be used.
25 - 9bit and 10bit per sample support in the H.264 decoder
30 - WebM support in Matroska de/muxer
31 - low overhead Ogg muxing
33 - VP8 de/encoding via libvpx
34 - Demuxer for On2's IVF format
35 - Pictor/PC Paint decoder
37 - libfaad2 wrapper removed
38 - DTS-ES extension (XCh) decoding support
40 - RTSP tunneling over HTTP
41 - RTP depacketization of SVQ3
42 - -strict inofficial replaced by -strict unofficial
43 - ffplay -exitonkeydown and -exitonmousedown options added
44 - native GSM / GSM MS decoder
45 - RTP depacketization of QDM2
46 - ANSI/ASCII art playback system
47 - Lego Mindstorms RSO de/muxer
48 - SubRip subtitle file muxer and demuxer
49 - Chinese AVS encoding via libxavs
50 - ffprobe -show_packets option added
51 - RTP packetization of Theora and Vorbis
52 - RTP depacketization of MP4A-LATM
53 - RTP packetization and depacketization of VP8
55 - Apple HTTP Live Streaming demuxer
58 - G.722 ADPCM audio encoder/decoder
61 - frei0r wrapper filter
62 - change crop filter syntax to width:height:x:y
63 - make the crop filter accept parametric expressions
64 - make ffprobe accept AVFormatContext options
67 - Demuxer for Leitch/Harris' VR native stream format (LXF)
68 - RTP depacketization of the X-QT QuickTime format
69 - SAP (Session Announcement Protocol, RFC 2974) muxer and demuxer
71 - ffmpeg -crop* options removed
72 - transpose filter added
73 - ffmpeg -force_key_frames option added
74 - demuxer for receiving raw rtp:// URLs without an SDP description
75 - single stream LATM/LOAS decoder
77 - Win64 support for optimized asm functions
78 - MJPEG/AVI1 to JPEG/JFIF bitstream filter
79 - ASS subtitle encoder and decoder
80 - IEC 61937 encapsulation for E-AC3, TrueHD, DTS-HD (for HDMI passthrough)
81 - overlay filter added
82 - rename aspect filter to setdar, and pixelaspect to setsar
84 - Mobotix .mxg demuxer
87 - RTP depacketization of QCELP
89 - gradfun filter added
91 - replace the ocv_smooth filter with a more generic ocv filter
92 - Windows Televison (WTV) demuxer
93 - FFmpeg metadata format muxer and demuxer
94 - SubRip (srt) subtitle decoder
95 - floating-point AC-3 encoder added
97 - ffmpeg -copytb option added
99 - Wing Commander IV movies decoder added
101 - Bink version 'b' audio and video decoder
102 - Bitmap Brothers JV playback system
103 - Apple HTTP Live Streaming protocol handler
104 - sndio support for playback and record
105 - Linux framebuffer input device added
106 - Chronomaster DFA decoder
107 - Mobotix MxPEG decoder
108 - AAC encoding via libvo-aacenc
109 - AMR-WB encoding via libvo-amrwbenc
111 - fieldorder video filter added
116 - PB-frame decoding for H.263
117 - deprecated vhook subsystem removed
118 - deprecated old scaler removed
120 - Alpha channel scaler
122 - RTP packetization of H.263
123 - RTP packetization of AMR
124 - RTP depacketization of Vorbis
125 - CorePNG decoding support
126 - Cook multichannel decoding support
127 - introduced avlanguage helpers in libavformat
128 - 8088flex TMV demuxer and decoder
129 - per-stream language-tags extraction in asfdec
130 - V210 decoder and encoder
131 - remaining GPL parts in AC-3 decoder converted to LGPL
133 - SoX native format muxer and demuxer
134 - AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
136 - Electronic Arts Madcow decoder
137 - DivX (XSUB) subtitle encoder
138 - nonfree libamr support for AMR-NB/WB decoding/encoding removed
139 - experimental AAC encoder
140 - RTP depacketization of ASF and RTSP from WMS servers
141 - RTMP support in libavformat
142 - noX handling for OPT_BOOL X options
144 - IEC-61937 compatible Muxer
146 - Bluray (PGS) subtitle decoder
147 - LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
149 - Core Audio Format demuxer
151 - MD STUDIO audio demuxer
152 - RF64 support in WAV demuxer
153 - MPEG-4 Audio Lossless Coding (ALS) decoder
154 - -formats option split into -formats, -codecs, -bsfs, and -protocols
156 - CDG demuxer and decoder
158 - Auravision Aura 1 and 2 decoders
159 - Deluxe Paint Animation playback system
161 - Adobe Filmstrip muxer and demuxer
162 - RTP depacketization of H.263
163 - Bink demuxer and audio/video decoders
164 - enable symbol versioning by default for linkers that support it
165 - IFF PBM/ILBM bitmap decoder
168 - RTP depacketization of AMR
174 - Kega Game Video (KGV1) decoder
175 - VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
176 - RTP depacketization of Theora
177 - HTTP Digest authentication
178 - RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
179 - Psygnosis YOP demuxer and video decoder
180 - spectral extension support in the E-AC-3 decoder
181 - unsharp video filter
182 - RTP hinting in the mov/3gp/mp4 muxer
183 - Dirac in Ogg demuxing
184 - seek to keyframes in Ogg
185 - 4:2:2 and 4:4:4 Theora decoding
186 - 35% faster VP3/Theora decoding
187 - faster AAC decoding
188 - faster H.264 decoding
189 - RealAudio 1.0 (14.4K) encoder
194 - DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
195 - TechSmith Camtasia (TSCC) video decoder
196 - IBM Ultimotion (ULTI) video decoder
197 - Sierra Online audio file demuxer and decoder
198 - Apple QuickDraw (qdrw) video decoder
199 - Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
200 - Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
201 - Miro VideoXL (VIXL) video decoder
202 - H.261 video encoder
204 - Nullsoft Video (NSV) file demuxer
205 - Shorten audio decoder
207 - Apple Lossless Audio Codec (ALAC) decoder
208 - Winnov WNV1 video decoder
209 - Autodesk Animator Studio Codec (AASC) decoder
210 - Indeo 2 video decoder
211 - Fraps FPS1 video decoder
212 - Snow video encoder/decoder
213 - Sonic audio encoder/decoder
214 - Vorbis audio decoder
215 - Macromedia ADPCM decoder
216 - Duck TrueMotion 2 video decoder
217 - support for decoding FLX and DTA extensions in FLIC files
218 - H.264 custom quantization matrices support
219 - ffserver fixed, it should now be usable again
221 - Real Cooker audio decoder
222 - TrueSpeech audio decoder
223 - WMA2 audio decoder fixed, now all files should play correctly
224 - RealAudio 14.4 and 28.8 decoders fixed
226 - build system improvements
227 - tabs and trailing whitespace removed from the codebase
228 - CamStudio video decoder
229 - AIFF/AIFF-C audio format, encoding and decoding
230 - ADTS AAC file reading and writing
231 - Creative VOC file reading and writing
232 - American Laser Games multimedia (*.mm) playback system
233 - Zip Motion Blocks Video decoder
234 - improved Theora/VP3 decoder
235 - True Audio (TTA) decoder
236 - AVS demuxer and video decoder
238 - Smacker demuxer and decoder
239 - NuppelVideo/MythTV demuxer and RTjpeg decoder
241 - MPEG-2 intra VLC support
242 - MPEG-2 4:2:2 encoder
243 - Flash Screen Video decoder
245 - Chinese AVS decoder
248 - VC-1/WMV3/WMV9 video decoder
251 - VMware video decoder
254 - WavPack lossless audio decoder
255 - Targa (.TGA) picture decoder
256 - Vorbis audio encoder
257 - Delphine Software .cin demuxer/audio and video decoder
258 - Tiertex .seq demuxer/video decoder
260 - TIFF picture encoder and decoder
261 - GIF picture decoder
262 - Intel Music Coder decoder
263 - Zip Motion Blocks Video encoder
265 - Flash Screen Video encoder
266 - Theora encoding via libtheora
269 - GSM-MS encoder and decoder
271 - DXA demuxer and decoder
273 - Gamecube movie (.THP) playback system
274 - Blackfin optimizations
275 - Interplay C93 demuxer and video decoder
276 - Bethsoft VID demuxer and video decoder
279 - V.Flash PTX decoder
280 - RoQ muxer, RoQ audio encoder
281 - Renderware TXD demuxer and decoder
282 - extern C declarations for C++ removed from headers
283 - sws_flags command line option
287 - OS/2 support removed and restored again
290 - additional SPARC (VIS) optimizations
292 - slice-based parallel H.264 decoding
293 - Monkey's Audio demuxer and decoder
294 - AMV audio and video decoder
296 - H.264 PAFF decoding
297 - Nellymoser ASAO decoder
298 - Beam Software SIFF demuxer and decoder
299 - libvorbis Vorbis decoding removed in favor of native decoder
300 - IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
301 - Ogg (Theora, Vorbis and FLAC) muxer
302 - The "device" muxers and demuxers are now in a new libavdevice library
303 - PC Paintbrush PCX decoder
304 - Sun Rasterfile decoder
305 - TechnoTrend PVA demuxer
306 - Linux Media Labs MPEG-4 (LMLM4) demuxer
307 - AVM2 (Flash 9) SWF muxer
308 - QT variant of IMA ADPCM encoder
310 - iPod/iPhone compatible mp4 muxer
312 - MSN TCP Webcam stream demuxer
313 - RL2 demuxer / decoder
316 - non-recursive Makefiles
318 - MAXIS EA XA (.xa) demuxer / decoder
322 - Electronic Arts CMV decoder
323 - Motion Pixels Video decoder
324 - Motion Pixels MVI demuxer
325 - removed animated GIF decoder/demuxer
326 - D-Cinema audio muxer
327 - Electronic Arts TGV decoder
328 - Apple Lossless Audio Codec (ALAC) encoder
330 - floating point PCM encoder/decoder
332 - DV100 AKA DVCPRO HD decoder and demuxer
333 - E-AC-3 support added to AC-3 decoder
334 - Nellymoser ASAO encoder
335 - ASS and SSA demuxer and muxer
336 - liba52 wrapper removed
337 - SVQ3 watermark decoding support
338 - Speex decoding via libspeex
339 - Electronic Arts TGQ decoder
341 - QCELP / PureVoice decoder
343 - hybrid WavPack support
344 - R3D REDCODE demuxer
345 - ALSA support for playback and record
346 - Electronic Arts TQI decoder
347 - OpenJPEG based JPEG 2000 decoder
348 - NC (NC4600) camera file demuxer
349 - Gopher client support
351 - generic metadata API
356 - DV encoder, DV muxer
357 - Microsoft RLE video decoder
358 - Microsoft Video-1 decoder
359 - Apple Animation (RLE) decoder
360 - Apple Graphics (SMC) decoder
361 - Apple Video (RPZA) decoder
363 - Sega FILM (CPK) file demuxer
364 - Westwood multimedia support (VQA & AUD files)
365 - Id Quake II CIN playback support
367 - FLIC playback support
368 - RealVideo 2.0 (RV20) decoder
369 - Duck TrueMotion v1 (DUCK) video decoder
370 - Sierra VMD demuxer and video decoder
371 - MSZH and ZLIB decoder support
375 - rate distortion optimal cbp support
376 - rate distorted optimal ac prediction for MPEG-4
377 - rate distorted optimal lambda->qp support
378 - AAC encoding with libfaac
379 - Sunplus JPEG codec (SP5X) support
380 - use Lagrange multipler instead of QP for ratecontrol
381 - Theora/VP3 decoding support
382 - XA and ADX ADPCM codecs
383 - export MPEG-2 active display area / pan scan
384 - Add support for configuring with IBM XLC
385 - floating point AAN DCT
386 - initial support for zygo video (not complete)
388 - new audio/video parser API
390 - av_read_frame() and av_seek_frame() support
391 - missing last frame fixes
392 - seek by mouse in ffplay
393 - noise reduction of DCT coefficients
394 - H.263 OBMC & 4MV support
395 - H.263 alternative inter vlc support
397 - H.263 slice structured mode
398 - interlaced DCT support for MPEG-2 encoding
399 - stuffing to stay above min_bitrate
400 - MB type & QP visualization
401 - frame stepping for ffplay
402 - interlaced motion estimation
403 - alternate scantable support
404 - SVCD scan offset support
407 - quantizer noise shaping
408 - G.726 ADPCM audio codec
410 - multithreaded/SMP motion estimation
411 - multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
412 - multithreaded/SMP decoding for MPEG-2
414 - Metrowerks CodeWarrior suppport
415 - H.263+ custom pcf support
416 - nicer output for 'ffmpeg -formats'
418 - SGI image format, encoding and decoding
419 - H.264 loop filter support
420 - H.264 CABAC support
421 - nicer looking arrows for the motion vector visualization
422 - improved VCD support
423 - audio timestamp drift compensation
424 - MPEG-2 YUV 422/444 support
425 - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
426 - better image scaling
428 - correctly interleave packets during encoding
429 - VIS optimized motion compensation
430 - intra_dc_precision>0 encoding support
431 - support reuse of motion vectors/MB types/field select values of the source video
432 - more accurate deblock filter
434 - many optimizations and bugfixes
435 - FunCom ISS audio file demuxer and according ADPCM decoding
440 - MPEG-2 video encoding (Michael)
441 - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
442 - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
444 - Xan DPCM audio decoder (Mario Brito)
445 - Interplay MVE playback subsystem (Mike Melanson)
446 - Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)
451 - RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
452 (originally from public domain player for Amiga at http://www.honeypot.net/audio)
453 - current version now also compiles with older GCC (Fabrice)
454 - 4X multimedia playback system including 4xm file demuxer (Mike
455 Melanson), and 4X video and audio codecs (Michael)
456 - Creative YUV (CYUV) decoder (Mike Melanson)
457 - FFV1 codec (our very simple lossless intra only codec, compresses much better
458 than HuffYUV) (Michael)
459 - ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
460 - tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
461 alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
462 - ffplay has been replaced with a newer version which uses SDL (optionally)
463 for multiplatform support (Fabrice)
464 - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
466 - AMR format has been added (Johannes Carlsson)
467 - 3GP support has been added (Johannes Carlsson)
468 - VP3 codec has been added (Mike Melanson)
469 - more MPEG-1/2 fixes
470 - better multiplatform support, MS Visual Studio fixes (various)
471 - AltiVec optimizations (Magnus Damn and others)
472 - SH4 processor support has been added (BERO)
473 - new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
474 - VOB streaming support (Brian Foley)
475 - better MP3 autodetection (Andriy Rysin)
476 - qpel encoding (Michael)
477 - 4mv+b frames encoding finally fixed (Michael)
478 - chroma ME (Michael)
479 - 5 comparison functions for ME (Michael)
480 - B-frame encoding speedup (Michael)
481 - WMV2 codec (unfinished - Michael)
482 - user specified diamond size for EPZS (Michael)
483 - Playstation STR playback subsystem, still experimental (Mike and Michael)
484 - ASV2 codec (Michael)
485 - CLJR decoder (Alex)
487 .. And lots more new enhancements and fixes.
492 - completely new integer only MPEG audio layer 1/2/3 decoder rewritten
494 - Recoded DCT and motion vector search with gcc (no longer depends on nasm)
495 - fix quantization bug in AC3 encoder
496 - added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
497 - added prototype ffplay program
498 - added GOB header parsing on H.263/H.263+ decoder (Juanjo)
499 - bug fix on MCBPC tables of H.263 (Juanjo)
500 - bug fix on DC coefficients of H.263 (Juanjo)
501 - added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
502 - now we can decode H.263 streams found in QuickTime files (Juanjo)
503 - now we can decode H.263 streams found in VIVO v1 files(Juanjo)
504 - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
505 - added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
506 - now H.263 picture size is returned on the first decoded frame (Juanjo)
507 - added first regression tests
508 - added MPEG-2 TS demuxer
509 - new demux API for libav
510 - more accurate and faster IDCT (Michael)
511 - faster and entropy-controlled motion search (Michael)
512 - two pass video encoding (Michael)
513 - new video rate control (Michael)
514 - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
515 - great performance improvement of video encoders and decoders (Michael)
516 - new and faster bit readers and vlc parsers (Michael)
517 - high quality encoding mode: tries all macroblock/VLC types (Michael)
518 - added DV video decoder
519 - preliminary RTP/RTSP support in ffserver and libavformat
520 - H.263+ AIC decoding/encoding support (Juanjo)
521 - VCD MPEG-PS mode (Juanjo)
522 - PSNR stuff (Juanjo)
523 - simple stats output (Juanjo)
524 - 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
529 - some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
530 - many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
531 - added configure system (actually a small shell script)
532 - added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
533 Michael Hipp (temporary solution - waiting for integer only
535 - fixed VIDIOCSYNC interrupt
536 - added Intel H.263 decoding support ('I263' AVI fourCC)
537 - added Real Video 1.0 decoding (needs further testing)
538 - simplified image formats again. Added PGM format (=grey
539 pgm). Renamed old PGM to PGMYUV.
540 - fixed msmpeg4 slice issues (tell me if you still find problems)
541 - fixed OpenDivX bugs with newer versions (added VOL header decoding)
542 - added support for MPlayer interface
543 - added macroblock skip optimization
544 - added MJPEG decoder
545 - added mmx/mmxext IDCT from libmpeg2
546 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
547 <celer at shell.scrypt.net>)
548 - added pixel format conversion layer (e.g. for MJPEG or PPM)
549 - added deinterlacing option
551 - MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
552 - ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
553 - Windows porting of file converter
554 - added MJPEG raw format (input/ouput)
555 - added JPEG image format support (input/output)
560 - fixed some std header definitions (Bjorn Lindgren
561 <bjorn.e.lindgren at telia.com>).
562 - added MPEG demuxer (MPEG-1 and 2 compatible).
564 - added prototype RM demuxer
565 - added AC3 decoding (done with libac3 by Aaron Holtzman)
566 - added decoding codec parameter guessing (.e.g. for MPEG, because the
567 header does not include them)
568 - fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
569 play them (only tested video)
570 - fixed H.263 white bug
571 - fixed phase rounding in img resample filter
572 - add MMX code for polyphase img resample filter
573 - added CPU autodetection
574 - added generic title/author/copyright/comment string handling (ASF and RM
576 - added SWF demux to extract MP3 track (not usable yet because no MP3
578 - added fractional frame rate support
579 - codecs are no longer searched by read_header() (should fix ffserver
585 - BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
586 - fixed raw yuv output
587 - added motion rounding support in MPEG-4
588 - fixed motion bug rounding in MSMPEG4
589 - added B-frame handling in video core
590 - added full MPEG-1 decoding support
591 - added partial (frame only) MPEG-2 support
592 - changed the FOURCC code for H.263 to "U263" to be able to see the
593 +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
594 this +codec ;) (JuanJo).
595 - Halfpel motion estimation after MB type selection (JuanJo)
596 - added pgm and .Y.U.V output format
597 - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
599 - added pgmpipe I/O format (original patch from Martin Aumueller
600 <lists at reserv.at>, but changed completely since we use a format
601 instead of a protocol)
606 - added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
607 (for OpenDivX) is almost complete: 8x8 MVs and rounding are
608 missing. MSMPEG4 support is complete.
609 - added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
610 can decode ffmpeg MPEGs :-)).
611 - added libavcodec API documentation (see apiexample.c).
612 - fixed image polyphase bug (the bottom of some images could be
614 - added support for non clipped motion vectors (decoding only)
615 and image sizes non-multiple of 16
616 - added support for AC prediction (decoding only)
617 - added file overwrite confirmation (can be disabled with -y)
618 - added custom size picture to H.263 using H.263+ (Juanjo)
623 - added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
624 of AVI and ASF to DIV3.
625 - added -me option to set motion estimation method
626 (default=log). suppressed redundant -hq option.
627 - added options -acodec and -vcodec to force a given codec (useful for
630 - improved dct_quantize speed
631 - factorized some motion estimation code
636 - removing grab code from ffserver and moved it to ffmpeg. Added
637 multistream support to ffmpeg.
638 - added timeshifting support for live feeds (option ?date=xxx in the
640 - added high quality image resize code with polyphase filter (need
641 mmx/see optimization). Enable multiple image size support in ffserver.
642 - added multi live feed support in ffserver
643 - suppressed master feature from ffserver (it should be done with an
644 external program which opens the .ffm url and writes it to another
646 - added preliminary support for video stream parsing (WAV and AVI half
647 done). Added proper support for audio/video file conversion in
649 - added preliminary support for video file sending from ffserver
650 - redesigning I/O subsystem: now using URL based input and output
652 - added WAV format support
653 - added "tty user interface" to ffmpeg to stop grabbing gracefully
654 - added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
655 (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
656 - added MMX DCT from mpeg2_movie 1.5 (Juanjo)
657 - added new motion estimation algorithms, log and phods (Juanjo)
658 - changed directories: libav for format handling, libavcodec for
664 - added stereo in MPEG audio encoder
669 - added 'high quality' mode which use motion vectors. It can be used in
670 real time at low resolution.
671 - fixed rounding problems which caused quality problems at high
672 bitrates and large GOP size
675 version 0.3.2: small fixes
681 version 0.3.1: added avi/divx support
684 - added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
685 - added sound for flash format (not tested)
688 version 0.3: initial public release