From 14b8607065ff7204cff29b108e42fd930a52a5ed Mon Sep 17 00:00:00 2001 From: Reimar Döffinger Date: Sat, 9 Jan 2010 13:28:04 +0000 Subject: Add support for hard-coded MDCT-related ff_sine_windows tables. Originally committed as revision 21108 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/mdct.c | 21 +-------------------- 1 file changed, 1 insertion(+), 20 deletions(-) (limited to 'libavcodec/mdct.c') diff --git a/libavcodec/mdct.c b/libavcodec/mdct.c index a2b9e8b423..8734bdc56f 100644 --- a/libavcodec/mdct.c +++ b/libavcodec/mdct.c @@ -48,26 +48,7 @@ av_cold void ff_kbd_window_init(float *window, float alpha, int n) window[i] = sqrt(local_window[i] / sum); } -DECLARE_ALIGNED(16, float, ff_sine_32 [ 32]); -DECLARE_ALIGNED(16, float, ff_sine_64 [ 64]); -DECLARE_ALIGNED(16, float, ff_sine_128 [ 128]); -DECLARE_ALIGNED(16, float, ff_sine_256 [ 256]); -DECLARE_ALIGNED(16, float, ff_sine_512 [ 512]); -DECLARE_ALIGNED(16, float, ff_sine_1024[1024]); -DECLARE_ALIGNED(16, float, ff_sine_2048[2048]); -DECLARE_ALIGNED(16, float, ff_sine_4096[4096]); -float * const ff_sine_windows[] = { - NULL, NULL, NULL, NULL, NULL, // unused - ff_sine_32 , ff_sine_64 , - ff_sine_128, ff_sine_256, ff_sine_512, ff_sine_1024, ff_sine_2048, ff_sine_4096 -}; - -// Generate a sine window. -av_cold void ff_sine_window_init(float *window, int n) { - int i; - for(i = 0; i < n; i++) - window[i] = sinf((i + 0.5) * (M_PI / (2.0 * n))); -} +#include "mdct_tablegen.h" /** * init MDCT or IMDCT computation. -- cgit v1.2.3