stdio.h needed for printf since 7177df90

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Iterative implementation of 32 bit fixed point split-radix FFT.
Max FFT that can be calculated currently is 2^12.
Signed-off-by: Nedeljko Babic <nbabic@mips.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This allows compiling and running these tests on systems lacking a built-
in version of getopt(), such as MSVC.
Signed-off-by: Anton Khirnov <anton@khirnov.net>

Signed-off-by: Mans Rullgard <mans@mansr.com>

This can be useful for testing.
Signed-off-by: Mans Rullgard <mans@mansr.com>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This avoids warnings about set-but-unused variables.

Signed-off-by: Mans Rullgard <mans@mansr.com>

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>

This removes the rather pointless wrappers (one not even inline)
for calling the fft_calc and related function pointers.
Signed-off-by: Mans Rullgard <mans@mansr.com>

Signed-off-by: Mans Rullgard <mans@mansr.com>

Originally committed as revision 24799 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24708 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24693 to svn://svn.ffmpeg.org/ffmpeg/trunk

Passing an explicit filename to this command is only necessary if the
documentation in the @file block refers to a file different from the
one the block resides in.

Originally committed as revision 22921 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 22793 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 22792 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 22290 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 22289 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21338 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21141 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21140 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21085 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19931 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19679 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 18877 to svn://svn.ffmpeg.org/ffmpeg/trunk

Scaling (i)MDCT output has no runtime overhead and can be used to improve
performance of audio codecs. All the changes are only needed in
'ff_mdct_init' function and slow down initialization a bit.

Originally committed as revision 18855 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 18422 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 18259 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 18070 to svn://svn.ffmpeg.org/ffmpeg/trunk

Otherwise doxygen complains about ambiguous filenames when files exist
under the same name in different subdirectories.

Originally committed as revision 16912 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 14702 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 13968 to svn://svn.ffmpeg.org/ffmpeg/trunk

Make sure we don't try to set them if that's the case.
This lets dct-test and fft-test build with --disable-mmx on x86, but not yet on ARM.

Originally committed as revision 13957 to svn://svn.ffmpeg.org/ffmpeg/trunk