[FFmpeg-devel] [PATCH 2/5] lavu/lls: use ff_scalarproduct_double_c()

Rémi Denis-Courmont remi at remlab.net
Thu May 30 22:06:56 EEST 2024


---
 libavutil/lls.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/libavutil/lls.c b/libavutil/lls.c
index c1e038daf1..1096ae69d5 100644
--- a/libavutil/lls.c
+++ b/libavutil/lls.c
@@ -30,6 +30,7 @@
 
 #include "config.h"
 #include "attributes.h"
+#include "float_dsp.h"
 #include "lls.h"
 
 static void update_lls(LLSModel *m, const double *var)
@@ -102,13 +103,7 @@ void avpriv_solve_lls(LLSModel *m, double threshold, unsigned short min_order)
 
 static double evaluate_lls(LLSModel *m, const double *param, int order)
 {
-    int i;
-    double out = 0;
-
-    for (i = 0; i <= order; i++)
-        out += param[i] * m->coeff[order][i];
-
-    return out;
+    return ff_scalarproduct_double_c(m->coeff[order], param, order + 1);
 }
 
 av_cold void avpriv_init_lls(LLSModel *m, int indep_count)
-- 
2.45.1



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