1 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/acelp_filters.c b/libavcodec/acelp_filters.c
index e05efa40e5..03c4a544f6 100644
--- a/libavcodec/acelp_filters.c
+++ b/libavcodec/acelp_filters.c
@@ -47,7 +47,7 @@ void ff_acelp_interpolate(
         const int16_t* in,
         const int16_t* filter_coeffs,
         int precision,
-        int pitch_delay_frac,
+        int frac_pos,
         int filter_length,
         int length)
 {
@@ -72,10 +72,10 @@ void ff_acelp_interpolate(
                 v += R(n-i)*ff_acelp_interp_filter(t+6i)
                 v += R(n+i+1)*ff_acelp_interp_filter(6-t+6i) */
 
-            v += in[n + i] * filter_coeffs[idx + pitch_delay_frac];
+            v += in[n + i] * filter_coeffs[idx + frac_pos];
             idx += precision;
             i++;
-            v += in[n - i] * filter_coeffs[idx - pitch_delay_frac];
+            v += in[n - i] * filter_coeffs[idx - frac_pos];
         }
         out[n] = av_clip_int16(v >> 15);
     }