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Add AVX FFT implementation.
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
Replace FFmpeg with Libav in licence headers
Signed-off-by: Mans Rullgard <mans@mansr.com>
SSE optimized 32-point DCT
Originally committed as revision 24077 to svn://svn.ffmpeg.org/ffmpeg/trunk
Move FFT parts from dsputil.h to fft.h
Originally committed as revision 22235 to svn://svn.ffmpeg.org/ffmpeg/trunk
Merge FFTContext and MDCTContext
Originally committed as revision 19931 to svn://svn.ffmpeg.org/ffmpeg/trunk
Move per-arch fft init bits into the corresponding subdirs
Originally committed as revision 19864 to svn://svn.ffmpeg.org/ffmpeg/trunk