[FFmpeg-cvslog] avfilter/avf_showcwt: remove not needed fabsf()

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Fri Jul 28 22:26:57 2023 +0200| [8c67e134738037f3d5176c9370ce446b82d3709e] | committer: Paul B Mahol

avfilter/avf_showcwt: remove not needed fabsf()

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8c67e134738037f3d5176c9370ce446b82d3709e
---

 libavfilter/avf_showcwt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/avf_showcwt.c b/libavfilter/avf_showcwt.c
index 7a8c108906..4aa008ca2e 100644
--- a/libavfilter/avf_showcwt.c
+++ b/libavfilter/avf_showcwt.c
@@ -654,7 +654,7 @@ static int compute_kernel(AVFilterContext *ctx)
 
         memset(tkernel, 0, size * sizeof(*tkernel));
         for (int n = 0; n < size; n++) {
-            float ff, f = fabsf(n-frequency);
+            float ff, f = n-frequency;
 
             ff = expf(-f*f*deviation);
             tkernel[n] = ff;