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| author | Loren Merritt <lorenm@u.washington.edu> | 2011-02-12 11:48:16 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-02-14 23:58:19 +0100 |
| commit | 11ab1e409ff272c8c0bce62f48a3767546547c6c (patch) | |
| tree | 611275effddbe66a5075439fedf578c32c7b6463 /libavcodec/arm | |
| parent | 709946b34ca51518da7dd01c124a0530fa56f8c7 (diff) | |
FFT: factor a shuffle out of the inner loop and merge it into fft_permute.
6% faster SSE FFT on Conroe, 2.5% on Penryn.
Signed-off-by: Janne Grunau <janne-ffmpeg@jannau.net>
(cherry picked from commit e6b1ed693ae4098e6b9eabf938fc31ec0b09b120)
Diffstat (limited to 'libavcodec/arm')
| -rw-r--r-- | libavcodec/arm/fft_init_arm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/arm/fft_init_arm.c b/libavcodec/arm/fft_init_arm.c index 3f2d554413..dff0689566 100644 --- a/libavcodec/arm/fft_init_arm.c +++ b/libavcodec/arm/fft_init_arm.c @@ -44,7 +44,7 @@ av_cold void ff_fft_init_arm(FFTContext *s) s->imdct_calc = ff_imdct_calc_neon; s->imdct_half = ff_imdct_half_neon; s->mdct_calc = ff_mdct_calc_neon; - s->permutation = FF_MDCT_PERM_INTERLEAVE; + s->mdct_permutation = FF_MDCT_PERM_INTERLEAVE; } } |