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Commit Graph

39 Commits

Author SHA1 Message Date
Diego Biurrun
90b5b51eab misc typo fixes
Originally committed as revision 9291 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-12 18:50:50 +00:00
Diego Biurrun
755bfeabcc misc spelling fixes
Originally committed as revision 9289 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-12 09:29:25 +00:00
Loren Merritt
ff506a906e sse2 & ssse3 versions of dct_quantize.
core2: mmx2=154 sse2=73 ssse3=66 (cycles)
k8: mmx2=179 sse2=149
p4: mmx2=284 sse2=194

Originally committed as revision 9003 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-12 05:55:09 +00:00
Måns Rullgård
486497e07b revert bad checkin
Originally committed as revision 7044 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-14 03:18:09 +00:00
Måns Rullgård
be6ed6fff4 move some CFLAGS settings away from config.* writing section
Originally committed as revision 7043 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-14 03:12:29 +00:00
Måns Rullgård
36cd306907 rename inverse -> ff_inverse
Originally committed as revision 6990 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-12 18:49:36 +00:00
Diego Biurrun
b78e7197a8 Change license headers to say 'FFmpeg' instead of 'this program/this library'
and fix GPL/LGPL version mismatches.

Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-07 15:30:46 +00:00
John Dalgliesh
4454dc1b6f Support for MacIntel, last part: balign directives
Determines whether .align's arg is power-of-two or not, then defines ASMALIGN appropriately in config.h. Changes all .baligns to ASMALIGNs.
Patch by John Dalgliesh % johnd AH defyne P org %
Original thread:
Date: Aug 11, 2006 8:00 AM
Subject: Re: [Ffmpeg-devel] Mac OS X Intel last part: balign directives

Originally committed as revision 5990 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-12 16:37:31 +00:00
Måns Rullgård
8fb0d07339 kill warning
Originally committed as revision 5588 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-02 21:53:30 +00:00
Steve L'Homme
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
2006-02-05 13:35:17 +00:00
Diego Biurrun
5509bffa88 Update licensing information: The FSF changed postal address.
Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-12 22:43:26 +00:00
Diego Biurrun
bb270c0896 COSMETICS: tabs --> spaces, some prettyprinting
Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-22 01:10:11 +00:00
Diego Biurrun
115329f160 COSMETICS: Remove all trailing whitespace.
Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-17 18:14:38 +00:00
Michael Niedermayer
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
2005-09-21 21:17:09 +00:00
Michael Niedermayer
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
2004-10-28 10:12:57 +00:00
Aurelien Jacobs
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
2004-10-11 02:19:29 +00:00
Michael Niedermayer
61b3b639e7 dc_precission=11 fix
Originally committed as revision 3291 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-07-06 12:27:36 +00:00
Michael Niedermayer
783df5f347 denoise_dct_mmx()
Originally committed as revision 2657 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-01-02 22:29:08 +00:00
Michael Niedermayer
821cb11f76 noise reduction of dct coefficients
Originally committed as revision 2468 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-11-02 23:19:47 +00:00
Michael Niedermayer
cf3bf5bbaa minor mmx2 optimization if the dct
Originally committed as revision 2423 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-23 13:22:20 +00:00
Michael Niedermayer
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
2003-10-22 11:23:39 +00:00
Michael Niedermayer
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
2003-08-15 19:58:27 +00:00
Zdenek Kabelac
d04fdff161 * oops - reversed last commit
Originally committed as revision 1868 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-05-13 08:21:35 +00:00
Zdenek Kabelac
2def278a45 * sync
Originally committed as revision 1865 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-05-12 17:59:26 +00:00
Michael Niedermayer
b0368839ac MpegEncContext.(i)dct_* -> DspContext.(i)dct_*
bitexact cleanup

Originally committed as revision 1617 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-03-03 14:54:00 +00:00
Zdenek Kabelac
0c1a9edad4 * UINTX -> uintx_t INTX -> intx_t
Originally committed as revision 1578 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-11 16:35:48 +00:00
Michael Niedermayer
6772518310 finetuneing thresholds/factors
nicer mb decission
a few minor improvements & fixes

Originally committed as revision 1472 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-19 17:55:13 +00:00
Michael Niedermayer
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
2002-09-29 22:44:22 +00:00
Arpi
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
2002-09-19 22:14:53 +00:00
Michael Niedermayer
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
2002-09-02 16:56:29 +00:00
Michael Niedermayer
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
2002-09-01 16:52:33 +00:00
Michael Niedermayer
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
2002-08-29 23:55:32 +00:00
Michael Niedermayer
87f8cab45b mpeg4 mpeg quantizer encoding
Originally committed as revision 844 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-06 23:51:15 +00:00
Fabrice Bellard
ff4ec49e64 license/copyright change
Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-25 22:45:33 +00:00
Juanjo
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
2002-05-02 04:39:45 +00:00
Michael Niedermayer
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
2002-04-27 12:30:26 +00:00
Arpi
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
2002-02-09 01:25:06 +00:00
Arpi
5dfd24ac98 workaround gcc bug "m" (0)
avoiding useage of ebx

Originally committed as revision 283 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-01-28 19:34:16 +00:00
Michael Niedermayer
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
2002-01-27 13:30:18 +00:00