floatdsp: move vector_fmul_reverse from dsputil to avfloatdsp.

Now, nellymoserenc and aacenc no longer depends on dsputil. Independent
of this patch, wmaprodec also does not depend on dsputil, so I removed
it from there also.

1 files changed, 11 insertions, 0 deletions

diff --git a/libavutil/float_dsp.c b/libavutil/float_dsp.c
index 456f83b656..aa5293710b 100644
--- a/libavutil/float_dsp.c
+++ b/libavutil/float_dsp.c
@@ -79,6 +79,16 @@ static void vector_fmul_add_c(float *dst, const float *src0, const float *src1,
         dst[i] = src0[i] * src1[i] + src2[i];
 }
 
+static void vector_fmul_reverse_c(float *dst, const float *src0,
+                                  const float *src1, int len)
+{
+    int i;
+
+    src1 += len-1;
+    for (i = 0; i < len; i++)
+        dst[i] = src0[i] * src1[-i];
+}
+
 void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact)
 {
     fdsp->vector_fmul = vector_fmul_c;
@@ -87,6 +97,7 @@ void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact)
     fdsp->vector_dmul_scalar = vector_dmul_scalar_c;
     fdsp->vector_fmul_window = vector_fmul_window_c;
     fdsp->vector_fmul_add = vector_fmul_add_c;
+    fdsp->vector_fmul_reverse = vector_fmul_reverse_c;
 
 #if ARCH_ARM
     ff_float_dsp_init_arm(fdsp);