From 81a0aec29e7aa325b46b1942fe477b83fb54eb3a Mon Sep 17 00:00:00 2001 From: Ganesh Ajjanagadde Date: Sun, 22 Nov 2015 11:30:52 -0500 Subject: [PATCH] avcodec/aacps_tablegen: use hypot() Reviewed-by: Rostislav Pehlivanov Signed-off-by: Ganesh Ajjanagadde --- libavcodec/aacps_tablegen.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/aacps_tablegen.h b/libavcodec/aacps_tablegen.h index ca1112ddd0..0bd51ccf57 100644 --- a/libavcodec/aacps_tablegen.h +++ b/libavcodec/aacps_tablegen.h @@ -136,7 +136,7 @@ static av_cold void ps_tableinit(void) float pd2_im = ipdopd_sin[pd2]; float re_smooth = 0.25f * pd0_re + 0.5f * pd1_re + pd2_re; float im_smooth = 0.25f * pd0_im + 0.5f * pd1_im + pd2_im; - float pd_mag = 1 / sqrt(im_smooth * im_smooth + re_smooth * re_smooth); + float pd_mag = 1 / hypot(im_smooth, re_smooth); pd_re_smooth[pd0*64+pd1*8+pd2] = re_smooth * pd_mag; pd_im_smooth[pd0*64+pd1*8+pd2] = im_smooth * pd_mag; }