Move colmult() function to the beginning of file to group DSP-related functions.

Originally committed as revision 14417 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/ra288.c

@@ -48,6 +48,12 @@ static inline float scalar_product_float(const float * v1, const float * v2,
     return res;
 }
 
+static void colmult(float *tgt, const float *m1, const float *m2, int n)
+{
+    while (n--)
+        *(tgt++) = (*(m1++)) * (*(m2++));
+}
+
 /* Decode and produce output */
 static void decode(RA288Context *ractx, float gain, int cb_coef)
 {
@@ -90,12 +96,6 @@ static void decode(RA288Context *ractx, float gain, int cb_coef)
     }
 }
 
-static void colmult(float *tgt, const float *m1, const float *m2, int n)
-{
-    while (n--)
-        *(tgt++) = (*(m1++)) * (*(m2++));
-}
-
 /**
  * Converts autocorrelation coefficients to LPC coefficients using the
  * Levinson-Durbin algorithm. See blocks 37 and 50 of the G.728 specification.