Michael Niedermayer
8f8402e49c
dc scale simplification/optimization
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Originally committed as revision 695 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Fabrice Bellard
9f4f81ed17
fixed case where abs_level > MAX_LEVEL
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Originally committed as revision 674 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
dd536160cd
run1 can be <0 bugfix (found by fabrice)
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Originally committed as revision 661 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Falk Hüffner
e7650becc6
Revert previous bogus warning fix.
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Originally committed as revision 655 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Falk Hüffner
20695ec921
Minor warning cleanup.
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Originally committed as revision 654 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
92073d01ca
error concealment / error resilience
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data partitioning encoding/decoding
resync marker encoding
more correct headers
merging s->first_gob_line & s->first_slice_line
Originally committed as revision 639 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Fabrice Bellard
ff4ec49e64
license/copyright change
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Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Fabrice Bellard
6000abfa89
removed useless header includes - use av memory functions
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Originally committed as revision 522 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
7aaf3b98fc
there are divx5? encoded files without a userdata section but with b-frames :(
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Originally committed as revision 446 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
e71a4f7425
segfault fix for b-frame encoding with height%16!=0
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Originally committed as revision 445 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
3d1d9b2c37
shorter user data with formating by juanjo
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Originally committed as revision 441 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
32cd20de42
move ABS() to common.h
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print mb_types in nice looking format support
Originally committed as revision 440 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
9717dad883
move put_string() to common.{c,h}
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Originally committed as revision 439 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Juanjo
1e209222f5
- H263 PAR support by Alex Beregszaszi.
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- Typo fix in mpeg4data.
Originally committed as revision 436 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Juanjo
ef5b1b5a7e
- Advanced Intra Coding (AIC) support for H.263+ encoder, just DC by now.
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- Bug fix H.263+ AIC tables.
- Warning fixes.
Originally committed as revision 431 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
f94985d046
detecting xvid/divx4/opendivx and set low_delay flag
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Originally committed as revision 425 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
d7e9533aa0
fixed msmpeg4 infinite loop if buggy stream
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rewrote quantizer
fixed bias (+10% compression/quality for h263 like codecs)
qscale=1 support
mpeg1 intra frames looks far less blocky
added codec_id field
Originally committed as revision 423 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
1c2a8c7f14
avcodec_flush_buffers()
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Originally committed as revision 420 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
d697b89bab
segfault fix
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Originally committed as revision 418 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
1ff662cc2c
export delay info
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fixed low_delay & vo_type on mpeg4 header writer & parser
Originally committed as revision 415 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
8d4c65d136
b-frame mpeg4 fix when seeking
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Originally committed as revision 414 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
eec1c6b94c
divx 5.01 support
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Originally committed as revision 412 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
ee6f786146
fix b-frame MB skip
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Originally committed as revision 410 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
91029be790
much better ME for b frames (a bit slow though)
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fixed MC rounding for b frames
fixed hq mode with b-frames
Originally committed as revision 406 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
9dbf1dddbd
mpeg2/mpeg4 dequantizer support (c & mmx)
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mpeg1 dequantizer optimizations
Originally committed as revision 404 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
9dbcbd92e8
fixed mpeg4 time stuff on encoding
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mpeg4 b-frame enoding support
removed old, out-commented ratecontrol
reuse motion compensation code between encoding & decoding
prefix newly added global functions with ff_ to reduce namespace polution
b-frame ME (unfinished, but working)
added some comments to mpegvideo.h
do MC on encoding only once if possible
bugs? ;)
Originally committed as revision 403 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Juanjo
4b1f4f236b
- Versions defined for libav/libavcodec.
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- Bug fix in wav muxer for MP2 audio.
- ffmpeg/libavcodec version in MPEG-4 user data.
Originally committed as revision 400 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
3bf43d42ed
mpeg4 mpeg quantizer support
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Originally committed as revision 381 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
14ae07d86c
divx5-gmc bug workaround
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Originally committed as revision 369 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
cf8039b2cf
mpeg4 4MV encoding
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Originally committed as revision 363 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
ba6802debf
4MV motion estimation (not finished yet)
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SAD functions rewritten (8x8 support & MMX2 optimizations)
HQ inter/intra decission
msmpeg4 encoding bugfix (MV where too long)
Originally committed as revision 362 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
2a164b253c
optimizing mpeg4_encode_dc
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Originally committed as revision 361 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
9c15096e3f
fcode_tables where too small, found by Klaas-Pieter Vlieg <vlieg@eurescom.de>
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Originally committed as revision 360 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
d633c2c096
b-frame decoding bugfix
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Originally committed as revision 359 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
490922441b
resync marker support, needed for some mp4 files
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Originally committed as revision 358 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
9d2a035529
fixing motion estimation with h263p hopefully
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Originally committed as revision 355 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
098eefe183
statistics for 2-pass encoding
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Originally committed as revision 354 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
b1563bfef2
dont return -1 if mpeg4 scalability ...
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Originally committed as revision 353 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
72a52b3142
fixing MV range in h263
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Originally committed as revision 351 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
11ce88346b
mpeg4 aspect_ratio_info in AVCodecContext (requested by alex)
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experimental (& faster) motion estimation
squished a dirty uninitialized var bug
mpeg1 fcode>1 support
Originally committed as revision 349 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
c7d5049c98
oops
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Originally committed as revision 345 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
45870f5718
new motion estimation (epzs) not complete yet but allready pretty good :)
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unlimited mv search range
minor bugfix in the mpeg4 header parser
reset picture in gop counter if scene change is detected
Originally committed as revision 344 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
488fa19a86
use the width & height from the mpeg4 header ... in the case that its complete
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Originally committed as revision 340 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
2e3be0fba9
fixing 4MV
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Originally committed as revision 338 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
4278e7a6f5
optimization
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Originally committed as revision 332 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
d6231b9e70
use ac prediction in mpeg4 encoding (5% smaller intra-blocks/keyframes)
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some minor optimizations
last non zero index cant be 64 bugfix
Originally committed as revision 331 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
49c9325f56
support decoding (with mplayer) of 3 .mp4 files from mphq
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optimize h263_pred_motion()
Originally committed as revision 330 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
10cd581572
generate even more complete mpeg4 headers
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Originally committed as revision 329 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
6f91bcd151
mpeg4 b-frames :)
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create slightly more correct headers & add "ffmpeg" user-data section
Originally committed as revision 328 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
44eb495128
divx5-gmc support
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q-pel mc support
neither is totally bugfree yet though :(
Originally committed as revision 320 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago