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| author | Ganesh Ajjanagadde <gajjanagadde@gmail.com> | 2015-11-22 11:30:52 -0500 |
|---|---|---|
| committer | Ganesh Ajjanagadde <gajjanagadde@gmail.com> | 2015-11-24 20:36:40 -0500 |
| commit | 81a0aec29e7aa325b46b1942fe477b83fb54eb3a (patch) | |
| tree | cd519982a875cce7e5f85ab5e2ebb4cb745fafb0 | |
| parent | aececd11abadf7c59531cd62721726b774468ee1 (diff) | |
| download | ffmpeg-streaming-81a0aec29e7aa325b46b1942fe477b83fb54eb3a.zip ffmpeg-streaming-81a0aec29e7aa325b46b1942fe477b83fb54eb3a.tar.gz | |
avcodec/aacps_tablegen: use hypot()
Reviewed-by: Rostislav Pehlivanov <atomnuker@gmail.com>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
| -rw-r--r-- | libavcodec/aacps_tablegen.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/aacps_tablegen.h b/libavcodec/aacps_tablegen.h index ca1112d..0bd51cc 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; } |
