Alex Converse
c36b2c010e
Revert unintended changes to fft.h from r24890.
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Originally committed as revision 24891 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Nathan Caldwell
af00dddeca
aacenc: Rename Psy3gpp* structs to AacPsy*
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This allows cleaner implementation of other psymodels using the existing
structs. It also will make it easier to interchange individual parts of
the psymodel to create hybrid models.
Patch by: Nathan Caldwell <saintdev@gmail.com>
Originally committed as revision 24890 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
4dcc4f8eaa
SSE optimized 32-point DCT
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Originally committed as revision 24077 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
588d28ac08
Remove vestiges of radix-2 FFT
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Patch (mostly) by Loren Merritt
Originally committed as revision 23957 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
06d01188e9
More mp{1,2,3} 32-point DCT transform to our common DCT framework.
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Should allow for future SIMD optimizations.
Originally committed as revision 23912 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
49bd8e4b84
Fix grammar errors in documentation
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Originally committed as revision 23904 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
dd93649b71
Remove VLA in ff_kbd_window_init, limit window size to 1024
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Originally committed as revision 23755 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
e1484ebed6
Implement the discrete sine/cosine transforms DCT-I and DST-I
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Originally committed as revision 22649 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
Vitor Sessak
e30ab38e94
Call DCT by function pointer. Needed for any future ASM implementation and
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allows further cleanup.
Originally committed as revision 22617 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
2758004fce
DCT: remove unused field from context
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Originally committed as revision 22615 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
2881c83127
Call rdft by function pointer
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Call the RDFT by a function pointer like other FFT related transforms.
This makes instruction set optimized versions possible.
Based on patch by Alex Converse.
Originally committed as revision 22609 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
c70948315b
Create a public API for FFT family of functions
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Originally committed as revision 22291 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
41ea18fb0d
Give RDFT types more meaningful names
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Originally committed as revision 22290 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