Changelog 19.4 KB
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Entries are sorted chronologically from oldest to youngest within each release,
releases are sorted from youngest to oldest.


5 6
version <next>:

7
- WebM support in Matroska demuxer
Diego Biurrun's avatar
Diego Biurrun committed
8
- low overhead Ogg muxing
9
- MMS-TCP support
James Zern's avatar
James Zern committed
10
- VP8 decoding via libvpx
11
- CODEC_CAP_EXPERIMENTAL added
David Conrad's avatar
David Conrad committed
12
- Demuxer for On2's IVF format
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version 0.6:

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- PB-frame decoding for H.263
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- deprecated vhook subsystem removed
20
- deprecated old scaler removed
Vitor Sessak's avatar
Vitor Sessak committed
21
- VQF demuxer
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- Alpha channel scaler
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- PCX encoder
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- RTP packetization of H.263
25
- RTP packetization of AMR
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- RTP depacketization of Vorbis
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- CorePNG decoding support
28
- Cook multichannel decoding support
29
- introduced avlanguage helpers in libavformat
30
- 8088flex TMV demuxer and decoder
31
- per-stream language-tags extraction in asfdec
32
- V210 decoder and encoder
33
- remaining GPL parts in AC-3 decoder converted to LGPL
Kenan Gillet's avatar
Kenan Gillet committed
34
- QCP demuxer
35
- SoX native format muxer and demuxer
36
- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
37
- DPX image decoder
Peter Ross's avatar
Peter Ross committed
38
- Electronic Arts Madcow decoder
39
- DivX (XSUB) subtitle encoder
40
- nonfree libamr support for AMR-NB/WB decoding/encoding removed
Diego Biurrun's avatar
Diego Biurrun committed
41
- experimental AAC encoder
42
- RTP depacketization of ASF and RTSP from WMS servers
43
- RTMP support in libavformat
44
- noX handling for OPT_BOOL X options
Daniel Verkamp's avatar
Daniel Verkamp committed
45
- Wave64 demuxer
46
- IEC-61937 compatible Muxer
Vitor Sessak's avatar
Vitor Sessak committed
47
- TwinVQ decoder
Stephen Backway's avatar
Stephen Backway committed
48
- Bluray (PGS) subtitle decoder
49
- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
Diego Biurrun's avatar
Diego Biurrun committed
50
- WMA Pro decoder
Peter Ross's avatar
Peter Ross committed
51
- Core Audio Format demuxer
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- Atrac1 decoder
- MD STUDIO audio demuxer
54
- RF64 support in WAV demuxer
55
- MPEG-4 Audio Lossless Coding (ALS) decoder
Daniel Verkamp's avatar
Daniel Verkamp committed
56
- -formats option split into -formats, -codecs, -bsfs, and -protocols
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- IV8 demuxer
Michael Tison's avatar
Michael Tison committed
58
- CDG demuxer and decoder
59
- R210 decoder
Kostya Shishkov's avatar
Kostya Shishkov committed
60
- Auravision Aura 1 and 2 decoders
Peter Ross's avatar
Peter Ross committed
61
- Deluxe Paint Animation playback system
Vitor Sessak's avatar
Vitor Sessak committed
62
- SIPR decoder
Peter Ross's avatar
Peter Ross committed
63
- Adobe Filmstrip muxer and demuxer
64
- RTP depacketization of H.263
Kostya Shishkov's avatar
Kostya Shishkov committed
65
- Bink demuxer and audio/video decoders
Reinhard Tartler's avatar
Reinhard Tartler committed
66
- enable symbol versioning by default for linkers that support it
Peter Ross's avatar
Peter Ross committed
67
- IFF PBM/ILBM bitmap decoder
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- concat protocol
Kostya Shishkov's avatar
Kostya Shishkov committed
69
- Indeo 5 decoder
70
- RTP depacketization of AMR
Diego Biurrun's avatar
Diego Biurrun committed
71 72
- WMA Voice decoder
- ffprobe tool
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- AMR-NB decoder
Martin Storsjö's avatar
Martin Storsjö committed
74
- RTSP muxer
Alex Converse's avatar
Alex Converse committed
75
- HE-AAC v1 decoder
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- Kega Game Video (KGV1) decoder
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- VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
Josh Allmann's avatar
Josh Allmann committed
78
- RTP depacketization of Theora
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- HTTP Digest authentication
80
- RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
81
- Psygnosis YOP demuxer and video decoder
82
- spectral extension support in the E-AC-3 decoder
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- unsharp video filter
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- RTP hinting in the mov/3gp/mp4 muxer
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- Dirac in Ogg demuxing
- seek to keyframes in Ogg
- 4:2:2 and 4:4:4 Theora decoding
- 35% faster VP3/Theora decoding
- faster AAC decoding
- faster H.264 decoding
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Diego Biurrun's avatar
Diego Biurrun committed
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version 0.5:

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- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
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- TechSmith Camtasia (TSCC) video decoder
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- IBM Ultimotion (ULTI) video decoder
99 100
- Sierra Online audio file demuxer and decoder
- Apple QuickDraw (qdrw) video decoder
101
- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
102
- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
103
- Miro VideoXL (VIXL) video decoder
Mike Melanson's avatar
Mike Melanson committed
104
- H.261 video encoder
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- QPEG video decoder
Mike Melanson's avatar
Mike Melanson committed
106
- Nullsoft Video (NSV) file demuxer
Mike Melanson's avatar
Mike Melanson committed
107
- Shorten audio decoder
108
- LOCO video decoder
109
- Apple Lossless Audio Codec (ALAC) decoder
110
- Winnov WNV1 video decoder
111
- Autodesk Animator Studio Codec (AASC) decoder
Diego Biurrun's avatar
Indeo 2  
Diego Biurrun committed
112
- Indeo 2 video decoder
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- Fraps FPS1 video decoder
Diego Biurrun's avatar
Diego Biurrun committed
114
- Snow video encoder/decoder
Alex Beregszaszi's avatar
Alex Beregszaszi committed
115
- Sonic audio encoder/decoder
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- Vorbis audio decoder
Alex Beregszaszi's avatar
Alex Beregszaszi committed
117
- Macromedia ADPCM decoder
Diego Biurrun's avatar
Diego Biurrun committed
118 119
- Duck TrueMotion 2 video decoder
- support for decoding FLX and DTA extensions in FLIC files
Loren Merritt's avatar
Loren Merritt committed
120
- H.264 custom quantization matrices support
Diego Biurrun's avatar
Diego Biurrun committed
121
- ffserver fixed, it should now be usable again
Diego Biurrun's avatar
QDM2  
Diego Biurrun committed
122
- QDM2 audio decoder
Alex Beregszaszi's avatar
Alex Beregszaszi committed
123
- Real Cooker audio decoder
124
- TrueSpeech audio decoder
Diego Biurrun's avatar
Diego Biurrun committed
125 126
- WMA2 audio decoder fixed, now all files should play correctly
- RealAudio 14.4 and 28.8 decoders fixed
127
- JPEG-LS decoder
Diego Biurrun's avatar
updates  
Diego Biurrun committed
128 129
- build system improvements
- tabs and trailing whitespace removed from the codebase
130
- CamStudio video decoder
131
- AIFF/AIFF-C audio format, encoding and decoding
132
- ADTS AAC file reading and writing
Aurelien Jacobs's avatar
Aurelien Jacobs committed
133
- Creative VOC file reading and writing
134
- American Laser Games multimedia (*.mm) playback system
135
- Zip Motion Blocks Video decoder
136
- improved Theora/VP3 decoder
Alex Beregszaszi's avatar
Alex Beregszaszi committed
137
- True Audio (TTA) decoder
138
- AVS demuxer and video decoder
139
- JPEG-LS encoder
Kostya Shishkov's avatar
Kostya Shishkov committed
140
- Smacker demuxer and decoder
141
- NuppelVideo/MythTV demuxer and RTjpeg decoder
142
- KMVC decoder
143
- MPEG-2 intra VLC support
144
- MPEG-2 4:2:2 encoder
145
- Flash Screen Video decoder
Reimar Döffinger's avatar
Reimar Döffinger committed
146
- GXF demuxer
Diego Biurrun's avatar
Diego Biurrun committed
147
- Chinese AVS decoder
148
- GXF muxer
Baptiste Coudurier's avatar
Baptiste Coudurier committed
149
- MXF demuxer
Diego Biurrun's avatar
Diego Biurrun committed
150
- VC-1/WMV3/WMV9 video decoder
Guillaume Poirier's avatar
Guillaume Poirier committed
151
- MacIntel support
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- AVISynth support
153
- VMware video decoder
Aurelien Jacobs's avatar
Aurelien Jacobs committed
154 155
- VP5 video decoder
- VP6 video decoder
156
- WavPack lossless audio decoder
Kostya Shishkov's avatar
Kostya Shishkov committed
157
- Targa (.TGA) picture decoder
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- Vorbis audio encoder
159
- Delphine Software .cin demuxer/audio and video decoder
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- Tiertex .seq demuxer/video decoder
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- MTV demuxer
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- TIFF picture encoder and decoder
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- GIF picture decoder
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- Intel Music Coder decoder
165
- Zip Motion Blocks Video encoder
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- Musepack decoder
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- Flash Screen Video encoder
Diego Biurrun's avatar
Diego Biurrun committed
168
- Theora encoding via libtheora
169
- BMP encoder
Diego Biurrun's avatar
Diego Biurrun committed
170
- WMA encoder
Michel Bardiaux's avatar
Michel Bardiaux committed
171
- GSM-MS encoder and decoder
Kostya Shishkov's avatar
Kostya Shishkov committed
172
- DCA decoder
Kostya Shishkov's avatar
Kostya Shishkov committed
173
- DXA demuxer and decoder
Baptiste Coudurier's avatar
Baptiste Coudurier committed
174
- DNxHD decoder
175
- Gamecube movie (.THP) playback system
176
- Blackfin optimizations
177
- Interplay C93 demuxer and video decoder
178
- Bethsoft VID demuxer and video decoder
Anssi Hannula's avatar
Anssi Hannula committed
179
- CRYO APC demuxer
Benjamin Larsson's avatar
Benjamin Larsson committed
180
- Atrac3 decoder
Ivo van Poorten's avatar
Ivo van Poorten committed
181
- V.Flash PTX decoder
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- RoQ muxer, RoQ audio encoder
183
- Renderware TXD demuxer and decoder
184
- extern C declarations for C++ removed from headers
185
- sws_flags command line option
186
- codebook generator
Vitor Sessak's avatar
Vitor Sessak committed
187
- RoQ video encoder
Alexis Ballier's avatar
Alexis Ballier committed
188
- QTRLE encoder
189
- OS/2 support removed and restored again
190
- AC-3 decoder
191
- NUT muxer
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- additional SPARC (VIS) optimizations
David Conrad's avatar
David Conrad committed
193
- Matroska muxer
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- slice-based parallel H.264 decoding
Kostya Shishkov's avatar
Kostya Shishkov committed
195
- Monkey's Audio demuxer and decoder
Vladimir Voroshilov's avatar
Vladimir Voroshilov committed
196
- AMV audio and video decoder
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- DNxHD encoder
Carl Eugen Hoyos's avatar
Carl Eugen Hoyos committed
198
- H.264 PAFF decoding
Benjamin Larsson's avatar
Benjamin Larsson committed
199
- Nellymoser ASAO decoder
200
- Beam Software SIFF demuxer and decoder
201
- libvorbis Vorbis decoding removed in favor of native decoder
Diego Biurrun's avatar
Diego Biurrun committed
202
- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
203
- Ogg (Theora, Vorbis and FLAC) muxer
204
- The "device" muxers and demuxers are now in a new libavdevice library
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- PC Paintbrush PCX decoder
- Sun Rasterfile decoder
Ivo van Poorten's avatar
Ivo van Poorten committed
207
- TechnoTrend PVA demuxer
Ivo van Poorten's avatar
Ivo van Poorten committed
208
- Linux Media Labs MPEG-4 (LMLM4) demuxer
209
- AVM2 (Flash 9) SWF muxer
210
- QT variant of IMA ADPCM encoder
Ramiro Polla's avatar
Ramiro Polla committed
211
- VFW grabber
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- iPod/iPhone compatible mp4 muxer
Ramiro Polla's avatar
Ramiro Polla committed
213
- Mimic decoder
Ramiro Polla's avatar
Ramiro Polla committed
214
- MSN TCP Webcam stream demuxer
Sascha Sommer's avatar
Sascha Sommer committed
215
- RL2 demuxer / decoder
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- IFF demuxer
- 8SVX audio decoder
218
- non-recursive Makefiles
Sisir Koppaka's avatar
Sisir Koppaka committed
219
- BFI demuxer
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- MAXIS EA XA (.xa) demuxer / decoder
Sisir Koppaka's avatar
Sisir Koppaka committed
221
- BFI video decoder
Benjamin Larsson's avatar
Benjamin Larsson committed
222
- OMA demuxer
Ramiro Polla's avatar
Ramiro Polla committed
223
- MLP/TrueHD decoder
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- Electronic Arts CMV decoder
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- Motion Pixels Video decoder
- Motion Pixels MVI demuxer
227
- removed animated GIF decoder/demuxer
Peter Ross's avatar
Peter Ross committed
228
- D-Cinema audio muxer
Peter Ross's avatar
Peter Ross committed
229
- Electronic Arts TGV decoder
230
- Apple Lossless Audio Codec (ALAC) encoder
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- AAC decoder
232
- floating point PCM encoder/decoder
233
- MXF muxer
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- DV100 AKA DVCPRO HD decoder and demuxer
235
- E-AC-3 support added to AC-3 decoder
236
- Nellymoser ASAO encoder
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- ASS and SSA demuxer and muxer
238
- liba52 wrapper removed
Ben Littler's avatar
Ben Littler committed
239
- SVQ3 watermark decoding support
240
- Speex decoding via libspeex
Peter Ross's avatar
Peter Ross committed
241
- Electronic Arts TGQ decoder
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- RV40 decoder
243
- QCELP / PureVoice decoder
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- RV30 decoder
Ben Littler's avatar
Ben Littler committed
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- hybrid WavPack support
Baptiste Coudurier's avatar
Baptiste Coudurier committed
246
- R3D REDCODE demuxer
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- ALSA support for playback and record
Peter Ross's avatar
Peter Ross committed
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- Electronic Arts TQI decoder
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- OpenJPEG based JPEG 2000 decoder
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- NC (NC4600) camera file demuxer
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- Gopher client support
Baptiste Coudurier's avatar
Baptiste Coudurier committed
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- MXF D-10 muxer
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- generic metadata API

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Michael Niedermayer's avatar
update  
Michael Niedermayer committed
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version 0.4.9-pre1:

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- DV encoder, DV muxer
260 261
- Microsoft RLE video decoder
- Microsoft Video-1 decoder
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- Apple Animation (RLE) decoder
Mike Melanson's avatar
Mike Melanson committed
263
- Apple Graphics (SMC) decoder
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- Apple Video (RPZA) decoder
- Cinepak decoder
- Sega FILM (CPK) file demuxer
Mike Melanson's avatar
Mike Melanson committed
267
- Westwood multimedia support (VQA & AUD files)
268
- Id Quake II CIN playback support
Mike Melanson's avatar
Mike Melanson committed
269 270
- 8BPS video decoder
- FLIC playback support
271 272
- RealVideo 2.0 (RV20) decoder
- Duck TrueMotion v1 (DUCK) video decoder
Mike Melanson's avatar
Mike Melanson committed
273
- Sierra VMD demuxer and video decoder
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
274
- MSZH and ZLIB decoder support
275
- SVQ1 video encoder
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
276
- AMR-WB support
Diego Biurrun's avatar
Diego Biurrun committed
277
- PPC optimizations
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
278
- rate distortion optimal cbp support
Diego Biurrun's avatar
Diego Biurrun committed
279
- rate distorted optimal ac prediction for MPEG-4
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
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- rate distorted optimal lambda->qp support
- AAC encoding with libfaac
- Sunplus JPEG codec (SP5X) support
Diego Biurrun's avatar
Diego Biurrun committed
283 284
- use Lagrange multipler instead of QP for ratecontrol
- Theora/VP3 decoding support
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
285
- XA and ADX ADPCM codecs
Diego Biurrun's avatar
Diego Biurrun committed
286
- export MPEG-2 active display area / pan scan
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
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- Add support for configuring with IBM XLC
- floating point AAN DCT
Diego Biurrun's avatar
Diego Biurrun committed
289 290
- initial support for zygo video (not complete)
- RGB ffv1 support
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
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- new audio/video parser API
- av_log() system
- av_read_frame() and av_seek_frame() support
- missing last frame fixes
- seek by mouse in ffplay
Diego Biurrun's avatar
Diego Biurrun committed
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- noise reduction of DCT coefficients
- H.263 OBMC & 4MV support
- H.263 alternative inter vlc support
- H.263 loop filter
- H.263 slice structured mode
- interlaced DCT support for MPEG-2 encoding
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
302
- stuffing to stay above min_bitrate
Diego Biurrun's avatar
Diego Biurrun committed
303
- MB type & QP visualization
Michael Niedermayer's avatar
update  
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- frame stepping for ffplay
- interlaced motion estimation
- alternate scantable support
- SVCD scan offset support
Diego Biurrun's avatar
Diego Biurrun committed
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- closed GOP support
- SSE2 FDCT
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
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- quantizer noise shaping
- G.726 ADPCM audio codec
- MS ADPCM encoding
- multithreaded/SMP motion estimation
Diego Biurrun's avatar
Diego Biurrun committed
314 315
- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263
- multithreaded/SMP decoding for MPEG-2
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
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- FLAC decoder
- Metrowerks CodeWarrior suppport
Diego Biurrun's avatar
Diego Biurrun committed
318
- H.263+ custom pcf support
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
319
- nicer output for 'ffmpeg -formats'
Diego Biurrun's avatar
Diego Biurrun committed
320
- Matroska demuxer
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
321
- SGI image format, encoding and decoding
Diego Biurrun's avatar
Diego Biurrun committed
322 323
- H.264 loop filter support
- H.264 CABAC support
324
- nicer looking arrows for the motion vector visualization
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
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- improved VCD support
- audio timestamp drift compensation
Diego Biurrun's avatar
Diego Biurrun committed
327
- MPEG-2 YUV 422/444 support
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
328 329
- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
- better image scaling
Diego Biurrun's avatar
Diego Biurrun committed
330
- H.261 support
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
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- correctly interleave packets during encoding
- VIS optimized motion compensation
Diego Biurrun's avatar
Diego Biurrun committed
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- intra_dc_precision>0 encoding support
- support reuse of motion vectors/MB types/field select values of the source video
Michael Niedermayer's avatar
update  
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- more accurate deblock filter
- padding support
- many optimizations and bugfixes
338
- FunCom ISS audio file demuxer and according ADPCM decoding
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Fabrice Bellard's avatar
update  
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version 0.4.8:

Diego Biurrun's avatar
Diego Biurrun committed
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- MPEG-2 video encoding (Michael)
Mike Melanson's avatar
Tim  
Mike Melanson committed
345
- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
Mike Melanson's avatar
Mike Melanson committed
346 347 348
- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
  and Mario Brito)
- Xan DPCM audio decoder (Mario Brito)
349
- Interplay MVE playback subsystem (Mike Melanson)
Mike Melanson's avatar
Mike Melanson committed
350 351
- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)

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Mike Melanson's avatar
Mike Melanson committed
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version 0.4.7:
Hetz Ben Hamo's avatar
Hetz Ben Hamo committed
355

Diego Biurrun's avatar
Diego Biurrun committed
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- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
Hetz Ben Hamo's avatar
Hetz Ben Hamo committed
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  (originally from public domain player for Amiga at http://www.honeypot.net/audio)
Diego Biurrun's avatar
Diego Biurrun committed
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- current version now also compiles with older GCC (Fabrice)
Hetz Ben Hamo's avatar
Hetz Ben Hamo committed
359 360 361 362
- 4X multimedia playback system including 4xm file demuxer (Mike
  Melanson), and 4X video and audio codecs (Michael)
- Creative YUV (CYUV) decoder (Mike Melanson)
- FFV1 codec (our very simple lossless intra only codec, compresses much better
Diego Biurrun's avatar
Diego Biurrun committed
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  than HuffYUV) (Michael)
- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various)
- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with
Hetz Ben Hamo's avatar
Hetz Ben Hamo committed
366 367
  alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
- ffplay has been replaced with a newer version which uses SDL (optionally)
Diego Biurrun's avatar
Diego Biurrun committed
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  for multiplatform support (Fabrice)
Hetz Ben Hamo's avatar
Hetz Ben Hamo committed
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- Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated
  by anonymous
- AMR format has been added (Johannes Carlsson)
Diego Biurrun's avatar
Diego Biurrun committed
372
- 3GP support has been added (Johannes Carlsson)
Hetz Ben Hamo's avatar
Hetz Ben Hamo committed
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- VP3 codec has been added (Mike Melanson)
- more MPEG-1/2 fixes
Diego Biurrun's avatar
Diego Biurrun committed
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- better multiplatform support, MS Visual Studio fixes (various)
- AltiVec optimizations (Magnus Damn and others)
Hetz Ben Hamo's avatar
Hetz Ben Hamo committed
377
- SH4 processor support has been added (BERO)
Diego Biurrun's avatar
Diego Biurrun committed
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- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
- VOB streaming support (Brian Foley)
- better MP3 autodetection (Andriy Rysin)
Fabrice Bellard's avatar
update  
Fabrice Bellard committed
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- qpel encoding (Michael)
- 4mv+b frames encoding finally fixed (Michael)
- chroma ME (Michael)
Diego Biurrun's avatar
Diego Biurrun committed
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- 5 comparison functions for ME (Michael)
- B-frame encoding speedup (Michael)
- WMV2 codec (unfinished - Michael)
Fabrice Bellard's avatar
update  
Fabrice Bellard committed
387
- user specified diamond size for EPZS (Michael)
Mike Melanson's avatar
Mike Melanson committed
388 389 390
- Playstation STR playback subsystem, still experimental (Mike and Michael)
- ASV2 codec (Michael)
- CLJR decoder (Alex)
Fabrice Bellard's avatar
update  
Fabrice Bellard committed
391

Diego Biurrun's avatar
Diego Biurrun committed
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.. And lots more new enhancements and fixes.
Hetz Ben Hamo's avatar
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Fabrice Bellard's avatar
update  
Fabrice Bellard committed
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version 0.4.6:
Fabrice Bellard's avatar
updated  
Fabrice Bellard committed
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Diego Biurrun's avatar
Diego Biurrun committed
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- completely new integer only MPEG audio layer 1/2/3 decoder rewritten
  from scratch
- Recoded DCT and motion vector search with gcc (no longer depends on nasm)
- fix quantization bug in AC3 encoder
- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues
- added prototype ffplay program
- added GOB header parsing on H.263/H.263+ decoder (Juanjo)
- bug fix on MCBPC tables of H.263 (Juanjo)
- bug fix on DC coefficients of H.263 (Juanjo)
- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo)
- now we can decode H.263 streams found in QuickTime files (Juanjo)
- now we can decode H.263 streams found in VIVO v1 files(Juanjo)
410
- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
Diego Biurrun's avatar
Diego Biurrun committed
411 412
- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo)
- now H.263 picture size is returned on the first decoded frame (Juanjo)
Fabrice Bellard's avatar
update  
Fabrice Bellard committed
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- added first regression tests
Diego Biurrun's avatar
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- added MPEG-2 TS demuxer
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- new demux API for libav
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- more accurate and faster IDCT (Michael)
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- faster and entropy-controlled motion search (Michael)
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- two pass video encoding (Michael)
- new video rate control (Michael)
- added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael)
- great performance improvement of video encoders and decoders (Michael)
- new and faster bit readers and vlc parsers (Michael)
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- high quality encoding mode: tries all macroblock/VLC types (Michael)
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- added DV video decoder
- preliminary RTP/RTSP support in ffserver and libavformat
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- H.263+ AIC decoding/encoding support (Juanjo)
- VCD MPEG-PS mode (Juanjo)
- PSNR stuff (Juanjo)
- simple stats output (Juanjo)
- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit)
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version 0.4.5:

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- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>)
- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>)
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- added configure system (actually a small shell script)
- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by
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  Michael Hipp (temporary solution - waiting for integer only
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  decoder)
- fixed VIDIOCSYNC interrupt
- added Intel H.263 decoding support ('I263' AVI fourCC)
- added Real Video 1.0 decoding (needs further testing)
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- simplified image formats again. Added PGM format (=grey
  pgm). Renamed old PGM to PGMYUV.
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- fixed msmpeg4 slice issues (tell me if you still find problems)
- fixed OpenDivX bugs with newer versions (added VOL header decoding)
- added support for MPlayer interface
- added macroblock skip optimization
- added MJPEG decoder
- added mmx/mmxext IDCT from libmpeg2
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- added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer
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  <celer at shell.scrypt.net>)
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- added pixel format conversion layer (e.g. for MJPEG or PPM)
- added deinterlacing option
- MPEG-1/2 fixes
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- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
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- Windows porting of file converter
- added MJPEG raw format (input/ouput)
- added JPEG image format support (input/output)
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version 0.4.4:

- fixed some std header definitions (Bjorn Lindgren
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  <bjorn.e.lindgren at telia.com>).
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- added MPEG demuxer (MPEG-1 and 2 compatible).
- added ASF demuxer
- added prototype RM demuxer
- added AC3 decoding (done with libac3 by Aaron Holtzman)
- added decoding codec parameter guessing (.e.g. for MPEG, because the
  header does not include them)
- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now
  play them (only tested video)
- fixed H.263 white bug
- fixed phase rounding in img resample filter
- add MMX code for polyphase img resample filter
- added CPU autodetection
- added generic title/author/copyright/comment string handling (ASF and RM
  use them)
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- added SWF demux to extract MP3 track (not usable yet because no MP3
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  decoder)
- added fractional frame rate support
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- codecs are no longer searched by read_header() (should fix ffserver
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  segfault)
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version 0.4.3:

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- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>)
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- fixed raw yuv output
- added motion rounding support in MPEG-4
- fixed motion bug rounding in MSMPEG4
- added B-frame handling in video core
- added full MPEG-1 decoding support
- added partial (frame only) MPEG-2 support
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- changed the FOURCC code for H.263 to "U263" to be able to see the
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  +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with
  this +codec ;) (JuanJo).
- Halfpel motion estimation after MB type selection (JuanJo)
- added pgm and .Y.U.V output format
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- suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or
  output.
- added pgmpipe I/O format (original patch from Martin Aumueller
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  <lists at reserv.at>, but changed completely since we use a format
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  instead of a protocol)
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version 0.4.2:

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- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support
  (for OpenDivX) is almost complete: 8x8 MVs and rounding are
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  missing. MSMPEG4 support is complete.
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- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it
  can decode ffmpeg MPEGs :-)).
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- added libavcodec API documentation (see apiexample.c).
- fixed image polyphase bug (the bottom of some images could be
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  greenish)
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- added support for non clipped motion vectors (decoding only)
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  and image sizes non-multiple of 16
- added support for AC prediction (decoding only)
- added file overwrite confirmation (can be disabled with -y)
- added custom size picture to H.263 using H.263+ (Juanjo)
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version 0.4.1:

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- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec
  of AVI and ASF to DIV3.
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- added -me option to set motion estimation method
  (default=log). suppressed redundant -hq option.
- added options -acodec and -vcodec to force a given codec (useful for
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  AVI for example)
- fixed -an option
- improved dct_quantize speed
- factorized some motion estimation code
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version 0.4.0:

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- removing grab code from ffserver and moved it to ffmpeg. Added
  multistream support to ffmpeg.
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- added timeshifting support for live feeds (option ?date=xxx in the
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  URL)
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- added high quality image resize code with polyphase filter (need
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  mmx/see optimization). Enable multiple image size support in ffserver.
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- added multi live feed support in ffserver
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- suppressed master feature from ffserver (it should be done with an
  external program which opens the .ffm url and writes it to another
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  ffserver)
- added preliminary support for video stream parsing (WAV and AVI half
  done). Added proper support for audio/video file conversion in
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  ffmpeg.
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- added preliminary support for video file sending from ffserver
- redesigning I/O subsystem: now using URL based input and output
  (see avio.h)
- added WAV format support
- added "tty user interface" to ffmpeg to stop grabbing gracefully
- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences)
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  (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>)
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- added MMX DCT from mpeg2_movie 1.5 (Juanjo)
- added new motion estimation algorithms, log and phods (Juanjo)
- changed directories: libav for format handling, libavcodec for
  codecs
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version 0.3.4:

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- added stereo in MPEG audio encoder
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version 0.3.3:

- added 'high quality' mode which use motion vectors. It can be used in
  real time at low resolution.
- fixed rounding problems which caused quality problems at high
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  bitrates and large GOP size
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version 0.3.2: small fixes

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- ASF fixes
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- put_seek bug fix

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version 0.3.1: added avi/divx support

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- added AVI support
- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec
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- added sound for flash format (not tested)

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version 0.3: initial public release