Merge commit '11c9bd633f635f07a762be1ecd672de55daf4edc'

[ffmpeg] / libavcodec / aacps_tablegen.h

diff --git a/libavcodec/aacps_tablegen.h b/libavcodec/aacps_tablegen.h
index ca1112ddd0f3350aced72550a0b205e309becbcc..0bd51ccf57d1dc1f12d14162938b3e129997dabf 100644 (file)
--- 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;
             }