Changelog 22.7 KB
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Entries are sorted chronologically from oldest to youngest within each release,
releases are sorted from youngest to oldest.


Reinhard Tartler's avatar
Reinhard Tartler committed
5
version 0.7:
6

7
- E-AC-3 audio encoder
8
- ac3enc: add channel coupling support
9 10 11
- floating-point sample format support for (E-)AC-3, DCA, AAC, Vorbis decoders
- H.264/MPEG frame-level multithreading
- av_metadata_* functions renamed to av_dict_* and moved to libavutil
Reinhard Tartler's avatar
Reinhard Tartler committed
12 13
- 4:4:4 H.264 decoding support
- 10-bit H.264 optimizations for x86
14
- bump libswscale for recently reported ABI break
15

16 17 18

version 0.7_beta2:

19
- VP8 frame-level multithreading
Reinhard Tartler's avatar
Reinhard Tartler committed
20
- NEON optimizations for VP8
21 22
- removed a lot of deprecated API cruft
- FFT and IMDCT optimizations for AVX (Sandy Bridge) processors
Peter Ross's avatar
Peter Ross committed
23
- DPX image encoder
24
- SMPTE 302M AES3 audio decoder
25
- ffmpeg no longer quits after the 'q' key is pressed; use 'ctrl+c' instead
Reinhard Tartler's avatar
Reinhard Tartler committed
26
- 9bit and 10bit per sample support in the H.264 decoder
Peter Ross's avatar
Peter Ross committed
27

28 29 30

version 0.7_beta1:

James Zern's avatar
James Zern committed
31
- WebM support in Matroska de/muxer
Diego Biurrun's avatar
Diego Biurrun committed
32
- low overhead Ogg muxing
33
- MMS-TCP support
James Zern's avatar
James Zern committed
34
- VP8 de/encoding via libvpx
David Conrad's avatar
David Conrad committed
35
- Demuxer for On2's IVF format
Peter Ross's avatar
Peter Ross committed
36
- Pictor/PC Paint decoder
37
- HE-AAC v2 decoder
38
- libfaad2 wrapper removed
39
- DTS-ES extension (XCh) decoding support
40
- native VP8 decoder
41
- RTSP tunneling over HTTP
Josh Allmann's avatar
Josh Allmann committed
42
- RTP depacketization of SVQ3
43
- -strict inofficial replaced by -strict unofficial
44
- ffplay -exitonkeydown and -exitonmousedown options added
45
- native GSM / GSM MS decoder
Josh Allmann's avatar
Josh Allmann committed
46
- RTP depacketization of QDM2
Peter Ross's avatar
Peter Ross committed
47
- ANSI/ASCII art playback system
48
- Lego Mindstorms RSO de/muxer
Aurelien Jacobs's avatar
Aurelien Jacobs committed
49
- SubRip subtitle file muxer and demuxer
50
- Chinese AVS encoding via libxavs
51
- ffprobe -show_packets option added
52
- RTP packetization of Theora and Vorbis
53
- RTP depacketization of MP4A-LATM
Josh Allmann's avatar
Josh Allmann committed
54
- RTP packetization and depacketization of VP8
Stefano Sabatini's avatar
Stefano Sabatini committed
55
- hflip filter
56
- Apple HTTP Live Streaming demuxer
57
- a64 codec
58
- MMS-HTTP support
Martin Storsjö's avatar
Martin Storsjö committed
59
- G.722 ADPCM audio encoder/decoder
Zhou Zongyi's avatar
Zhou Zongyi committed
60
- R10k video decoder
61
- ocv_smooth filter
Stefano Sabatini's avatar
Stefano Sabatini committed
62
- frei0r wrapper filter
63
- change crop filter syntax to width:height:x:y
64
- make the crop filter accept parametric expressions
65
- make ffprobe accept AVFormatContext options
66
- yadif filter
67
- blackframe filter
68
- Demuxer for Leitch/Harris' VR native stream format (LXF)
69
- RTP depacketization of the X-QT QuickTime format
Martin Storsjö's avatar
Martin Storsjö committed
70
- SAP (Session Announcement Protocol, RFC 2974) muxer and demuxer
71
- cropdetect filter
Stefano Sabatini's avatar
Stefano Sabatini committed
72
- ffmpeg -crop* options removed
Stefano Sabatini's avatar
Stefano Sabatini committed
73
- transpose filter added
74
- ffmpeg -force_key_frames option added
75
- demuxer for receiving raw rtp:// URLs without an SDP description
76
- single stream LATM/LOAS decoder
77
- setpts filter added
78
- Win64 support for optimized x86 assembly functions
79
- MJPEG/AVI1 to JPEG/JFIF bitstream filter
80
- ASS subtitle encoder and decoder
81
- IEC 61937 encapsulation for E-AC-3, TrueHD, DTS-HD (for HDMI passthrough)
82
- overlay filter added
83
- rename aspect filter to setdar, and pixelaspect to setsar
Anssi Hannula's avatar
Anssi Hannula committed
84
- IEC 61937 demuxer
Anatoly Nenashev's avatar
Anatoly Nenashev committed
85
- Mobotix .mxg demuxer
Stefano Sabatini's avatar
Stefano Sabatini committed
86
- frei0r source added
87
- hqdn3d filter added
88
- RTP depacketization of QCELP
Michael Chinen's avatar
Michael Chinen committed
89
- FLAC parser added
90
- gradfun filter added
91
- AMR-WB decoder
Stefano Sabatini's avatar
Stefano Sabatini committed
92
- replace the ocv_smooth filter with a more generic ocv filter
Peter Ross's avatar
Peter Ross committed
93
- Windows Televison (WTV) demuxer
Anton Khirnov's avatar
Anton Khirnov committed
94
- FFmpeg metadata format muxer and demuxer
Aurelien Jacobs's avatar
Aurelien Jacobs committed
95
- SubRip (srt) subtitle decoder
96
- floating-point AC-3 encoder added
97
- Lagarith decoder
98
- ffmpeg -copytb option added
99
- IVF muxer added
Kostya Shishkov's avatar
Kostya Shishkov committed
100
- Wing Commander IV movies decoder added
101
- movie source added
Peter Ross's avatar
Peter Ross committed
102
- Bink version 'b' audio and video decoder
Peter Ross's avatar
Peter Ross committed
103
- Bitmap Brothers JV playback system
104
- Apple HTTP Live Streaming protocol handler
Brad's avatar
Brad committed
105
- sndio support for playback and record
Stefano Sabatini's avatar
Stefano Sabatini committed
106
- Linux framebuffer input device added
Kostya Shishkov's avatar
Kostya Shishkov committed
107
- Chronomaster DFA decoder
anatoly's avatar
anatoly committed
108
- Mobotix MxPEG decoder
109
- AAC encoding via libvo-aacenc
110
- AMR-WB encoding via libvo-amrwbenc
Max Horn's avatar
Max Horn committed
111
- xWMA demuxer
Mark Himsley's avatar
Mark Himsley committed
112
- fieldorder video filter added
113 114 115 116


version 0.6:

117
- PB-frame decoding for H.263
118
- deprecated vhook subsystem removed
119
- deprecated old scaler removed
Vitor Sessak's avatar
Vitor Sessak committed
120
- VQF demuxer
121
- Alpha channel scaler
122
- PCX encoder
123
- RTP packetization of H.263
124
- RTP packetization of AMR
125
- RTP depacketization of Vorbis
126
- CorePNG decoding support
127
- Cook multichannel decoding support
128
- introduced avlanguage helpers in libavformat
129
- 8088flex TMV demuxer and decoder
130
- per-stream language-tags extraction in asfdec
131
- V210 decoder and encoder
132
- remaining GPL parts in AC-3 decoder converted to LGPL
Kenan Gillet's avatar
Kenan Gillet committed
133
- QCP demuxer
134
- SoX native format muxer and demuxer
135
- AMR-NB decoding/encoding, AMR-WB decoding via OpenCORE libraries
136
- DPX image decoder
Peter Ross's avatar
Peter Ross committed
137
- Electronic Arts Madcow decoder
138
- DivX (XSUB) subtitle encoder
139
- nonfree libamr support for AMR-NB/WB decoding/encoding removed
Diego Biurrun's avatar
Diego Biurrun committed
140
- experimental AAC encoder
141
- RTP depacketization of ASF and RTSP from WMS servers
142
- RTMP support in libavformat
143
- noX handling for OPT_BOOL X options
Daniel Verkamp's avatar
Daniel Verkamp committed
144
- Wave64 demuxer
145
- IEC-61937 compatible Muxer
Vitor Sessak's avatar
Vitor Sessak committed
146
- TwinVQ decoder
Stephen Backway's avatar
Stephen Backway committed
147
- Bluray (PGS) subtitle decoder
148
- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
Diego Biurrun's avatar
Diego Biurrun committed
149
- WMA Pro decoder
Peter Ross's avatar
Peter Ross committed
150
- Core Audio Format demuxer
151 152
- Atrac1 decoder
- MD STUDIO audio demuxer
153
- RF64 support in WAV demuxer
154
- MPEG-4 Audio Lossless Coding (ALS) decoder
Daniel Verkamp's avatar
Daniel Verkamp committed
155
- -formats option split into -formats, -codecs, -bsfs, and -protocols
156
- IV8 demuxer
Michael Tison's avatar
Michael Tison committed
157
- CDG demuxer and decoder
158
- R210 decoder
Kostya Shishkov's avatar
Kostya Shishkov committed
159
- Auravision Aura 1 and 2 decoders
Peter Ross's avatar
Peter Ross committed
160
- Deluxe Paint Animation playback system
Vitor Sessak's avatar
Vitor Sessak committed
161
- SIPR decoder
Peter Ross's avatar
Peter Ross committed
162
- Adobe Filmstrip muxer and demuxer
163
- RTP depacketization of H.263
Kostya Shishkov's avatar
Kostya Shishkov committed
164
- Bink demuxer and audio/video decoders
Reinhard Tartler's avatar
Reinhard Tartler committed
165
- enable symbol versioning by default for linkers that support it
Peter Ross's avatar
Peter Ross committed
166
- IFF PBM/ILBM bitmap decoder
167
- concat protocol
Kostya Shishkov's avatar
Kostya Shishkov committed
168
- Indeo 5 decoder
169
- RTP depacketization of AMR
Diego Biurrun's avatar
Diego Biurrun committed
170 171
- WMA Voice decoder
- ffprobe tool
172
- AMR-NB decoder
Martin Storsjö's avatar
Martin Storsjö committed
173
- RTSP muxer
Alex Converse's avatar
Alex Converse committed
174
- HE-AAC v1 decoder
175
- Kega Game Video (KGV1) decoder
176
- VorbisComment writing for FLAC, Ogg FLAC and Ogg Speex files
Josh Allmann's avatar
Josh Allmann committed
177
- RTP depacketization of Theora
178
- HTTP Digest authentication
179
- RTMP/RTMPT/RTMPS/RTMPE/RTMPTE protocol support via librtmp
180
- Psygnosis YOP demuxer and video decoder
181
- spectral extension support in the E-AC-3 decoder
182
- unsharp video filter
183
- 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
Francesco Lavra's avatar
Francesco Lavra committed
190
- RealAudio 1.0 (14.4K) encoder
191

192

Diego Biurrun's avatar
Diego Biurrun committed
193 194
version 0.5:

195
- DV50 AKA DVCPRO50 encoder, decoder, muxer and demuxer
196
- TechSmith Camtasia (TSCC) video decoder
197
- IBM Ultimotion (ULTI) video decoder
198 199
- Sierra Online audio file demuxer and decoder
- Apple QuickDraw (qdrw) video decoder
200
- Creative ADPCM audio decoder (16 bits as well as 8 bits schemes)
201
- Electronic Arts Multimedia (WVE/UV2/etc.) file demuxer
202
- Miro VideoXL (VIXL) video decoder
Mike Melanson's avatar
Mike Melanson committed
203
- H.261 video encoder
204
- QPEG video decoder
Mike Melanson's avatar
Mike Melanson committed
205
- Nullsoft Video (NSV) file demuxer
Mike Melanson's avatar
Mike Melanson committed
206
- Shorten audio decoder
207
- LOCO video decoder
208
- Apple Lossless Audio Codec (ALAC) decoder
209
- Winnov WNV1 video decoder
210
- Autodesk Animator Studio Codec (AASC) decoder
Diego Biurrun's avatar
Indeo 2  
Diego Biurrun committed
211
- Indeo 2 video decoder
212
- Fraps FPS1 video decoder
Diego Biurrun's avatar
Diego Biurrun committed
213
- Snow video encoder/decoder
Alex Beregszaszi's avatar
Alex Beregszaszi committed
214
- Sonic audio encoder/decoder
215
- Vorbis audio decoder
Alex Beregszaszi's avatar
Alex Beregszaszi committed
216
- Macromedia ADPCM decoder
Diego Biurrun's avatar
Diego Biurrun committed
217 218
- Duck TrueMotion 2 video decoder
- support for decoding FLX and DTA extensions in FLIC files
Loren Merritt's avatar
Loren Merritt committed
219
- H.264 custom quantization matrices support
Diego Biurrun's avatar
Diego Biurrun committed
220
- ffserver fixed, it should now be usable again
Diego Biurrun's avatar
QDM2  
Diego Biurrun committed
221
- QDM2 audio decoder
Alex Beregszaszi's avatar
Alex Beregszaszi committed
222
- Real Cooker audio decoder
223
- TrueSpeech audio decoder
Diego Biurrun's avatar
Diego Biurrun committed
224 225
- WMA2 audio decoder fixed, now all files should play correctly
- RealAudio 14.4 and 28.8 decoders fixed
226
- JPEG-LS decoder
Diego Biurrun's avatar
updates  
Diego Biurrun committed
227 228
- build system improvements
- tabs and trailing whitespace removed from the codebase
229
- CamStudio video decoder
230
- AIFF/AIFF-C audio format, encoding and decoding
231
- ADTS AAC file reading and writing
Aurelien Jacobs's avatar
Aurelien Jacobs committed
232
- Creative VOC file reading and writing
233
- American Laser Games multimedia (*.mm) playback system
234
- Zip Motion Blocks Video decoder
235
- improved Theora/VP3 decoder
Alex Beregszaszi's avatar
Alex Beregszaszi committed
236
- True Audio (TTA) decoder
237
- AVS demuxer and video decoder
238
- JPEG-LS encoder
Kostya Shishkov's avatar
Kostya Shishkov committed
239
- Smacker demuxer and decoder
240
- NuppelVideo/MythTV demuxer and RTjpeg decoder
241
- KMVC decoder
242
- MPEG-2 intra VLC support
243
- MPEG-2 4:2:2 encoder
244
- Flash Screen Video decoder
Reimar Döffinger's avatar
Reimar Döffinger committed
245
- GXF demuxer
Diego Biurrun's avatar
Diego Biurrun committed
246
- Chinese AVS decoder
247
- GXF muxer
Baptiste Coudurier's avatar
Baptiste Coudurier committed
248
- MXF demuxer
Diego Biurrun's avatar
Diego Biurrun committed
249
- VC-1/WMV3/WMV9 video decoder
Guillaume Poirier's avatar
Guillaume Poirier committed
250
- MacIntel support
251
- AVISynth support
252
- VMware video decoder
Aurelien Jacobs's avatar
Aurelien Jacobs committed
253 254
- VP5 video decoder
- VP6 video decoder
255
- WavPack lossless audio decoder
Kostya Shishkov's avatar
Kostya Shishkov committed
256
- Targa (.TGA) picture decoder
257
- Vorbis audio encoder
258
- Delphine Software .cin demuxer/audio and video decoder
259
- Tiertex .seq demuxer/video decoder
260
- MTV demuxer
261
- TIFF picture encoder and decoder
262
- GIF picture decoder
263
- Intel Music Coder decoder
264
- Zip Motion Blocks Video encoder
265
- Musepack decoder
266
- Flash Screen Video encoder
Diego Biurrun's avatar
Diego Biurrun committed
267
- Theora encoding via libtheora
268
- BMP encoder
Diego Biurrun's avatar
Diego Biurrun committed
269
- WMA encoder
Michel Bardiaux's avatar
Michel Bardiaux committed
270
- GSM-MS encoder and decoder
Kostya Shishkov's avatar
Kostya Shishkov committed
271
- DCA decoder
Kostya Shishkov's avatar
Kostya Shishkov committed
272
- DXA demuxer and decoder
Baptiste Coudurier's avatar
Baptiste Coudurier committed
273
- DNxHD decoder
274
- Gamecube movie (.THP) playback system
275
- Blackfin optimizations
276
- Interplay C93 demuxer and video decoder
277
- Bethsoft VID demuxer and video decoder
Anssi Hannula's avatar
Anssi Hannula committed
278
- CRYO APC demuxer
Benjamin Larsson's avatar
Benjamin Larsson committed
279
- Atrac3 decoder
Ivo van Poorten's avatar
Ivo van Poorten committed
280
- V.Flash PTX decoder
281
- RoQ muxer, RoQ audio encoder
282
- Renderware TXD demuxer and decoder
283
- extern C declarations for C++ removed from headers
284
- sws_flags command line option
285
- codebook generator
Vitor Sessak's avatar
Vitor Sessak committed
286
- RoQ video encoder
Alexis Ballier's avatar
Alexis Ballier committed
287
- QTRLE encoder
288
- OS/2 support removed and restored again
289
- AC-3 decoder
290
- NUT muxer
291
- additional SPARC (VIS) optimizations
David Conrad's avatar
David Conrad committed
292
- Matroska muxer
293
- slice-based parallel H.264 decoding
Kostya Shishkov's avatar
Kostya Shishkov committed
294
- Monkey's Audio demuxer and decoder
Vladimir Voroshilov's avatar
Vladimir Voroshilov committed
295
- AMV audio and video decoder
296
- DNxHD encoder
Carl Eugen Hoyos's avatar
Carl Eugen Hoyos committed
297
- H.264 PAFF decoding
Benjamin Larsson's avatar
Benjamin Larsson committed
298
- Nellymoser ASAO decoder
299
- Beam Software SIFF demuxer and decoder
300
- libvorbis Vorbis decoding removed in favor of native decoder
Diego Biurrun's avatar
Diego Biurrun committed
301
- IntraX8 (J-Frame) subdecoder for WMV2 and VC-1
302
- Ogg (Theora, Vorbis and FLAC) muxer
303
- The "device" muxers and demuxers are now in a new libavdevice library
304 305
- PC Paintbrush PCX decoder
- Sun Rasterfile decoder
Ivo van Poorten's avatar
Ivo van Poorten committed
306
- TechnoTrend PVA demuxer
Ivo van Poorten's avatar
Ivo van Poorten committed
307
- Linux Media Labs MPEG-4 (LMLM4) demuxer
308
- AVM2 (Flash 9) SWF muxer
309
- QT variant of IMA ADPCM encoder
Ramiro Polla's avatar
Ramiro Polla committed
310
- VFW grabber
311
- iPod/iPhone compatible mp4 muxer
Ramiro Polla's avatar
Ramiro Polla committed
312
- Mimic decoder
Ramiro Polla's avatar
Ramiro Polla committed
313
- MSN TCP Webcam stream demuxer
Sascha Sommer's avatar
Sascha Sommer committed
314
- RL2 demuxer / decoder
315 316
- IFF demuxer
- 8SVX audio decoder
317
- non-recursive Makefiles
Sisir Koppaka's avatar
Sisir Koppaka committed
318
- BFI demuxer
319
- MAXIS EA XA (.xa) demuxer / decoder
Sisir Koppaka's avatar
Sisir Koppaka committed
320
- BFI video decoder
Benjamin Larsson's avatar
Benjamin Larsson committed
321
- OMA demuxer
Ramiro Polla's avatar
Ramiro Polla committed
322
- MLP/TrueHD decoder
323
- Electronic Arts CMV decoder
324 325
- Motion Pixels Video decoder
- Motion Pixels MVI demuxer
326
- removed animated GIF decoder/demuxer
Peter Ross's avatar
Peter Ross committed
327
- D-Cinema audio muxer
Peter Ross's avatar
Peter Ross committed
328
- Electronic Arts TGV decoder
329
- Apple Lossless Audio Codec (ALAC) encoder
330
- AAC decoder
331
- floating point PCM encoder/decoder
332
- MXF muxer
333
- DV100 AKA DVCPRO HD decoder and demuxer
334
- E-AC-3 support added to AC-3 decoder
335
- Nellymoser ASAO encoder
336
- ASS and SSA demuxer and muxer
337
- liba52 wrapper removed
Ben Littler's avatar
Ben Littler committed
338
- SVQ3 watermark decoding support
339
- Speex decoding via libspeex
Peter Ross's avatar
Peter Ross committed
340
- Electronic Arts TGQ decoder
341
- RV40 decoder
342
- QCELP / PureVoice decoder
343
- RV30 decoder
Ben Littler's avatar
Ben Littler committed
344
- hybrid WavPack support
Baptiste Coudurier's avatar
Baptiste Coudurier committed
345
- R3D REDCODE demuxer
346
- ALSA support for playback and record
Peter Ross's avatar
Peter Ross committed
347
- Electronic Arts TQI decoder
348
- OpenJPEG based JPEG 2000 decoder
349
- NC (NC4600) camera file demuxer
350
- Gopher client support
Baptiste Coudurier's avatar
Baptiste Coudurier committed
351
- MXF D-10 muxer
352 353
- generic metadata API

354

Michael Niedermayer's avatar
update  
Michael Niedermayer committed
355 356
version 0.4.9-pre1:

357
- DV encoder, DV muxer
358 359
- Microsoft RLE video decoder
- Microsoft Video-1 decoder
360
- Apple Animation (RLE) decoder
Mike Melanson's avatar
Mike Melanson committed
361
- Apple Graphics (SMC) decoder
362 363 364
- Apple Video (RPZA) decoder
- Cinepak decoder
- Sega FILM (CPK) file demuxer
Mike Melanson's avatar
Mike Melanson committed
365
- Westwood multimedia support (VQA & AUD files)
366
- Id Quake II CIN playback support
Mike Melanson's avatar
Mike Melanson committed
367 368
- 8BPS video decoder
- FLIC playback support
369 370
- RealVideo 2.0 (RV20) decoder
- Duck TrueMotion v1 (DUCK) video decoder
Mike Melanson's avatar
Mike Melanson committed
371
- Sierra VMD demuxer and video decoder
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
372
- MSZH and ZLIB decoder support
373
- SVQ1 video encoder
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
374
- AMR-WB support
Diego Biurrun's avatar
Diego Biurrun committed
375
- PPC optimizations
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
376
- rate distortion optimal cbp support
Diego Biurrun's avatar
Diego Biurrun committed
377
- rate distorted optimal ac prediction for MPEG-4
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
378 379 380
- rate distorted optimal lambda->qp support
- AAC encoding with libfaac
- Sunplus JPEG codec (SP5X) support
Diego Biurrun's avatar
Diego Biurrun committed
381 382
- use Lagrange multipler instead of QP for ratecontrol
- Theora/VP3 decoding support
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
383
- XA and ADX ADPCM codecs
Diego Biurrun's avatar
Diego Biurrun committed
384
- export MPEG-2 active display area / pan scan
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
385 386
- Add support for configuring with IBM XLC
- floating point AAN DCT
Diego Biurrun's avatar
Diego Biurrun committed
387 388
- initial support for zygo video (not complete)
- RGB ffv1 support
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
389 390 391 392 393
- 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
394 395 396 397 398 399
- 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
400
- stuffing to stay above min_bitrate
Diego Biurrun's avatar
Diego Biurrun committed
401
- MB type & QP visualization
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
402 403 404 405
- frame stepping for ffplay
- interlaced motion estimation
- alternate scantable support
- SVCD scan offset support
Diego Biurrun's avatar
Diego Biurrun committed
406 407
- closed GOP support
- SSE2 FDCT
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
408 409 410 411
- quantizer noise shaping
- G.726 ADPCM audio codec
- MS ADPCM encoding
- multithreaded/SMP motion estimation
Diego Biurrun's avatar
Diego Biurrun committed
412 413
- 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
414 415
- FLAC decoder
- Metrowerks CodeWarrior suppport
Diego Biurrun's avatar
Diego Biurrun committed
416
- H.263+ custom pcf support
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
417
- nicer output for 'ffmpeg -formats'
Diego Biurrun's avatar
Diego Biurrun committed
418
- Matroska demuxer
Michael Niedermayer's avatar
update  
Michael Niedermayer committed
419
- SGI image format, encoding and decoding
Diego Biurrun's avatar
Diego Biurrun committed
420 421
- H.264 loop filter support
- H.264 CABAC support
422
- nicer looking arrows for the motion vector visualization
Michael Niedermayer's avatar
update  
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- improved VCD support
- audio timestamp drift compensation
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- MPEG-2 YUV 422/444 support
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- polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample
- better image scaling
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- H.261 support
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- correctly interleave packets during encoding
- VIS optimized motion compensation
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- intra_dc_precision>0 encoding support
- support reuse of motion vectors/MB types/field select values of the source video
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- more accurate deblock filter
- padding support
- many optimizations and bugfixes
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- FunCom ISS audio file demuxer and according ADPCM decoding
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version 0.4.8:

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- MPEG-2 video encoding (Michael)
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Tim  
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- Id RoQ playback subsystem (Mike Melanson and Tim Ferguson)
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- Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson
  and Mario Brito)
- Xan DPCM audio decoder (Mario Brito)
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- Interplay MVE playback subsystem (Mike Melanson)
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- Duck DK3 and DK4 ADPCM audio decoders (Mike Melanson)

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version 0.4.7:
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- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq
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  (originally from public domain player for Amiga at http://www.honeypot.net/audio)
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- current version now also compiles with older GCC (Fabrice)
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- 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
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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
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  alpha support), JPEG YUV colorspace support. (Fabrice Bellard)
- ffplay has been replaced with a newer version which uses SDL (optionally)
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  for multiplatform support (Fabrice)
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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)
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- 3GP support has been added (Johannes Carlsson)
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- VP3 codec has been added (Mike Melanson)
- more MPEG-1/2 fixes
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- better multiplatform support, MS Visual Studio fixes (various)
- AltiVec optimizations (Magnus Damn and others)
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- SH4 processor support has been added (BERO)
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- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick)
- VOB streaming support (Brian Foley)
- better MP3 autodetection (Andriy Rysin)
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- qpel encoding (Michael)
- 4mv+b frames encoding finally fixed (Michael)
- chroma ME (Michael)
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- 5 comparison functions for ME (Michael)
- B-frame encoding speedup (Michael)
- WMV2 codec (unfinished - Michael)
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- user specified diamond size for EPZS (Michael)
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- Playstation STR playback subsystem, still experimental (Mike and Michael)
- ASV2 codec (Michael)
- CLJR decoder (Alex)
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.. And lots more new enhancements and fixes.
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version 0.4.6:
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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)
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- preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo)
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- 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)
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- added first regression tests
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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)
519 520
- 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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