Reusing existing vp9_get{8x8, 16x16}var() instead of new ones.

Change-Id: I87b7c657d8813d7fb383ab519d150c0ffb1dd377

vp9/common/vp9_rtcd_defs.pl

@@ -422,10 +422,6 @@ specialize qw/vp9_variance64x64/, "$sse2_x86inc", "$avx2_x86inc";
 add_proto qw/unsigned int vp9_variance16x16/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance16x16 mmx/, "$sse2_x86inc", "$avx2_x86inc";
 
-add_proto qw/void vp9_get_sse_sum_16x16/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse, int *sum";
-specialize qw/vp9_get_sse_sum_16x16 sse2/;
-$vp9_get_sse_sum_16x16_sse2=vp9_get16x16var_sse2;
-
 add_proto qw/unsigned int vp9_variance16x8/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance16x8 mmx/, "$sse2_x86inc";
 
@@ -435,9 +431,11 @@ specialize qw/vp9_variance8x16 mmx/, "$sse2_x86inc";
 add_proto qw/unsigned int vp9_variance8x8/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance8x8 mmx/, "$sse2_x86inc";
 
-add_proto qw/void vp9_get_sse_sum_8x8/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse, int *sum";
-specialize qw/vp9_get_sse_sum_8x8 sse2/;
-$vp9_get_sse_sum_8x8_sse2=vp9_get8x8var_sse2;
+add_proto qw/void vp9_get8x8var/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse, int *sum";
+specialize qw/vp9_get8x8var mmx/, "$sse2_x86inc";
+
+add_proto qw/void vp9_get16x16var/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse, int *sum";
+specialize qw/vp9_get16x16var avx2/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_variance8x4/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance8x4/, "$sse2_x86inc";

vp9/encoder/vp9_encodeframe.c

@@ -478,8 +478,8 @@ static void choose_partitioning(VP9_COMP *cpi,
         unsigned int sse = 0;
         int sum = 0;
         if (x_idx < pixels_wide && y_idx < pixels_high)
-          vp9_get_sse_sum_8x8(s + y_idx * sp + x_idx, sp,
-                              d + y_idx * dp + x_idx, dp, &sse, &sum);
+          vp9_get8x8var(s + y_idx * sp + x_idx, sp,
+                        d + y_idx * dp + x_idx, dp, &sse, &sum);
         fill_variance(sse, sum, 64, &vst->split[k].part_variances.none);
       }
     }
@@ -1214,9 +1214,9 @@ static void set_source_var_based_partition(VP9_COMP *cpi,
         int b_offset = b_mi_row * MI_SIZE * src_stride +
                        b_mi_col * MI_SIZE;
 
-        vp9_get_sse_sum_16x16(src + b_offset, src_stride,
-                              pre_src + b_offset, pre_stride,
-                              &d16[j].sse, &d16[j].sum);
+        vp9_get16x16var(src + b_offset, src_stride,
+                        pre_src + b_offset, pre_stride,
+                        &d16[j].sse, &d16[j].sum);
 
         d16[j].var = d16[j].sse -
             (((uint32_t)d16[j].sum * d16[j].sum) >> 8);

vp9/encoder/vp9_variance.c

@@ -156,16 +156,15 @@ unsigned int vp9_sub_pixel_avg_variance##W##x##H##_c( \
   return vp9_variance##W##x##H##_c(temp3, W, dst, dst_stride, sse); \
 }
 
-
-void vp9_get_sse_sum_16x16_c(const uint8_t *src_ptr, int source_stride,
-                             const uint8_t *ref_ptr, int ref_stride,
-                             unsigned int *sse, int *sum) {
+void vp9_get16x16var_c(const uint8_t *src_ptr, int source_stride,
+                       const uint8_t *ref_ptr, int ref_stride,
+                       unsigned int *sse, int *sum) {
   variance(src_ptr, source_stride, ref_ptr, ref_stride, 16, 16, sse, sum);
 }
 
-void vp9_get_sse_sum_8x8_c(const uint8_t *src_ptr, int source_stride,
-                           const uint8_t *ref_ptr, int ref_stride,
-                           unsigned int *sse, int *sum) {
+void vp9_get8x8var_c(const uint8_t *src_ptr, int source_stride,
+                     const uint8_t *ref_ptr, int ref_stride,
+                     unsigned int *sse, int *sum) {
   variance(src_ptr, source_stride, ref_ptr, ref_stride, 8, 8, sse, sum);
 }