68b51e58ce
MSVC-compatible __align8/__align16 declaration
patch by Steve Lhomme, steve .dot. lhomme .at. free .dot. fr
Originally committed as revision 4942 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
5509bffa88
Update licensing information: The FSF changed postal address.
Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
bb270c0896
COSMETICS: tabs --> spaces, some prettyprinting
Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
115329f160
COSMETICS: Remove all trailing whitespace.
Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
12e9668119
replace a few mov + psrlq with pshufw, there are more cases which could benefit from this but they would require us to duplicate some functions ...
the trick is from various places (my own code in libpostproc, a patch on the x264 list, ...)
Originally committed as revision 4608 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
1c3990dbba
H.261 encoder by (Maarten Daniels <maarten dot daniels at luc dot ac dot be>)
Originally committed as revision 3643 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
053dea12f2
adapting existing mmx/mmx2/sse/3dnow optimizations so they work on x86_64 patch by (Aurelien Jacobs <aurel at gnuage dot org>)
Originally committed as revision 3578 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
61b3b639e7
dc_precission=11 fix
Originally committed as revision 3291 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
783df5f347
denoise_dct_mmx()
Originally committed as revision 2657 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
821cb11f76
noise reduction of dct coefficients
Originally committed as revision 2468 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
cf3bf5bbaa
minor mmx2 optimization if the dct
Originally committed as revision 2423 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
642ccefbc8
move mmx quantizer matrixes out of MpegEncContext (23k -> 7k) (no meassureable slowdown)
Originally committed as revision 2412 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
f818862633
fixing thread safety, this may cause alignment problms (if it does than the stuff should be moved to MpegEncContext)
Originally committed as revision 2124 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
d04fdff161
* oops - reversed last commit
Originally committed as revision 1868 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
2def278a45
* sync
Originally committed as revision 1865 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
b0368839ac
MpegEncContext.(i)dct_* -> DspContext.(i)dct_*
bitexact cleanup
Originally committed as revision 1617 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
0c1a9edad4
* UINTX -> uintx_t INTX -> intx_t
Originally committed as revision 1578 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
6772518310
finetuneing thresholds/factors
nicer mb decission
a few minor improvements & fixes
Originally committed as revision 1472 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
2ad1516a6c
idct permutation cleanup, idct can be selected per context now
fixing some threadunsafe code
Originally committed as revision 980 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
3f09f52adf
fdct_mmx -> ff_fdct_mmx (renamed to avoid namespace conflict with xvid)
[found by Kim Minh Kaplan]
Originally committed as revision 960 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
1a684b3d53
fixing encoding at high QPs (was broken after the dct accuracy increase due to too small inverse table)
Originally committed as revision 901 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
ad324c9351
dct cleanup
more accurate mmx dct (dont discard bits for fun)
fixing mmx quantizer bug for qscale%2==1 (bias was slightly wrong)
Originally committed as revision 895 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
28db7fce02
slow but accurate integer dct from IJG (should be ok with the LGPL as the old DCT is the fast integer DCT from IJG)
per context DCT selection
Originally committed as revision 878 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
87f8cab45b
mpeg4 mpeg quantizer encoding
Originally committed as revision 844 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
ff4ec49e64
license/copyright change
Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
ef5b1b5a7e
- Advanced Intra Coding (AIC) support for H.263+ encoder, just DC by now.
- Bug fix H.263+ AIC tables.
- Warning fixes.
Originally committed as revision 431 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
d7e9533aa0
fixed msmpeg4 infinite loop if buggy stream
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
3cb32e3d1f
PATCH by Rik Snel <rsnel@cube.dyndns.org>
this includes the range for quantized dct coefficients in dct_quantize() (-1023...1023)
Originally committed as revision 291 to svn://svn.ffmpeg.org/ffmpeg/trunk
24 years ago
5dfd24ac98
workaround gcc bug "m" (0)
avoiding useage of ebx
Originally committed as revision 283 to svn://svn.ffmpeg.org/ffmpeg/trunk
24 years ago
2f349de286
(commit by michael)
mmx & mmx2 quantizer
c dct permutation bugfix
dont copy input on intra only encodings if it can be avoided
dont draw edges on intra only stuff
Originally committed as revision 281 to svn://svn.ffmpeg.org/ffmpeg/trunk
24 years ago
Steve L'Homme
Diego Biurrun
Michael Niedermayer
Aurelien Jacobs
Zdenek Kabelac
Arpi
Fabrice Bellard
Juanjo