Mans Rullgard
d526c5338d
ARM: allow runtime masking of CPU features
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This allows masking CPU features with the -cpuflags avconv option
which is useful for testing different optimisations without rebuilding.
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Felipe Contreras
c3d5e290ca
ARM: fix build with FFT enabled and MDCT disabled
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Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Mans Rullgard
0aded9484d
Move dct and rdft definitions to separate files
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This leaves fft.h with only the core FFT and MDCT definitions
thus making it more managable.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Mans Rullgard
2912e87a6c
Replace FFmpeg with Libav in licence headers
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Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Loren Merritt
e6b1ed693a
FFT: factor a shuffle out of the inner loop and merge it into fft_permute.
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6% faster SSE FFT on Conroe, 2.5% on Penryn.
Signed-off-by: Janne Grunau <janne-ffmpeg@jannau.net>
14 years ago
Justin Ruggles
80ba1ddb58
Remove unneeded add bias from 3 functions.
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DSPContext.vector_fmul_window()
DCADSPContext.lfe_fir()
SynthFilterContext.synth_filter_float()
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Måns Rullgård
e73d1a5efc
ARM: NEON optimised synth_filter_float
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2.7x faster DCA decoding on Cortex-A8
Originally committed as revision 22828 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
a8bb9ea532
ARM: NEON optimised RDFT
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Originally committed as revision 22641 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
1429224b04
Move FFT parts from dsputil.h to fft.h
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Originally committed as revision 22235 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
f7a3b6030c
ARM: interleave cos/sin tables for improved NEON MDCT
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Originally committed as revision 19940 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
01b2214758
Merge FFTContext and MDCTContext
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Originally committed as revision 19931 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
f486321395
Move per-arch fft init bits into the corresponding subdirs
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Originally committed as revision 19864 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
60c703ac4b
ARM: START/STOP_TIMER support for ARMv7
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Originally committed as revision 18305 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Måns Rullgård
439ccc4e0e
Split libavutil/timer.h per architecture
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Originally committed as revision 18304 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Stefano Sabatini
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
16 years ago
Diego Biurrun
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
17 years ago
Måns Rullgård
99545457bf
include all prerequisites in header files
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Originally committed as revision 9344 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
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
18 years ago
Diego Biurrun
04d7f60143
Add official LGPL license headers to the files that were missing them.
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Originally committed as revision 6219 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Måns Rullgård
4dddc5e10c
kill warnings
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Originally committed as revision 5585 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Ivo van Poorten
93d6aeb0a4
add missing declaration for av_md5_sum
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Originally committed as revision 5583 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Michael Niedermayer
94d85eaf34
md5 support
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depending on CONFIG_SMALL this can either be compiled to a fully unrolled kernel / rfc reference style md5 routine
or a single loop similar to what mplayer uses
Originally committed as revision 5565 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago