502ab21af0
x86: lpc: simd av_update_lls
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4x-6x faster on sandybridge
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:23:57 +02:00
41578f70cf
lpc: use function pointers, in preparation for asm
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Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:23:57 +02:00
cc6714bb16
lpc: remove "decay" argument
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We never used the rolling-average mode, and this makes av_update_lls 15% faster.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:23:57 +02:00
4da950c0ae
lls: #ifndef --> #if in FF_API_ version guard
2013-03-01 01:44:35 +01:00
399663be9d
lls: mark max_order as unsigned short
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The value is within 0 and 32.
Remove an `array subscript is below array bounds` warning.
2013-02-28 17:39:24 +01:00
9d4da474f5
lls: move to the private namespace
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The functions are private.
2013-02-28 17:39:24 +01:00
7ac6d2423e
lls: K&R formatting cosmetics
2013-02-28 17:39:24 +01:00
2912e87a6c
Replace FFmpeg with Libav in licence headers
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Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-19 13:33:20 +00:00
987903826b
Globally rename the header inclusion guard names.
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Consistently apply this rule: the guard name is obtained from the
filename by stripping the leading "lib", converting '/' and '.' to
'_' and uppercasing the resulting name. Guard names in the root
directory have to be prefixed by "FFMPEG_".
Originally committed as revision 15120 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-31 07:39:47 +00:00
5b21bdabe4
Add FFMPEG_ prefix to all multiple inclusion guards.
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Originally committed as revision 10765 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-17 09:37:46 +00:00
e5a389a1b7
license header consistency cosmetics
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Originally committed as revision 9484 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 10:40:25 +00:00
b78e7197a8
Change license headers to say 'FFmpeg' instead of 'this program/this library'
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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
538389c981
Fix FSF postal address.
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Originally committed as revision 5829 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-26 01:12:26 +00:00
408ec4e2a6
calculate all coefficients for several orders during cholesky factorization, the resulting coefficients are not strictly optimal though as there is a small difference in the autocorrelation matrixes which is ignored for the smaller orders
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Originally committed as revision 5758 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-15 23:43:38 +00:00
82ab5ad7b2
linear least squares solver using cholesky factorization
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Originally committed as revision 5740 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-14 10:03:09 +00:00
Loren Merritt
Diego Biurrun
Luca Barbato
Mans Rullgard
Stefano Sabatini
Michael Niedermayer