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[ffmpeg] / libavutil / float_dsp.c

diff --git a/libavutil/float_dsp.c b/libavutil/float_dsp.c
index 7b551871d6c7a4dce7342554c3ab54b1c8c85baf..c8b2c65c3ca18d53074a28c5115dbd4f4103e452 100644 (file)
--- a/libavutil/float_dsp.c
+++ b/libavutil/float_dsp.c
@@ -47,11 +47,20 @@ static void vector_fmul_scalar_c(float *dst, const float *src, float mul,
         dst[i] = src[i] * mul;
 }
 
+static void vector_dmul_scalar_c(double *dst, const double *src, double mul,
+                                 int len)
+{
+    int i;
+    for (i = 0; i < len; i++)
+        dst[i] = src[i] * mul;
+}
+
 void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact)
 {
     fdsp->vector_fmul = vector_fmul_c;
     fdsp->vector_fmac_scalar = vector_fmac_scalar_c;
     fdsp->vector_fmul_scalar = vector_fmul_scalar_c;
+    fdsp->vector_dmul_scalar = vector_dmul_scalar_c;
 
 #if ARCH_ARM
     ff_float_dsp_init_arm(fdsp);