variance: Add odd size sse functions

Change-Id: I5eb7870d4b1b83bb907e539528f27f80a42e2fad

aom_dsp/variance.c

@@ -84,6 +84,14 @@ static void variance(const uint8_t *a, int a_stride, const uint8_t *b,
   }
 }
 
+uint32_t aom_sse_odd_size(const uint8_t *a, int a_stride, const uint8_t *b,
+                          int b_stride, int w, int h) {
+  uint32_t sse;
+  int sum;
+  variance(a, a_stride, b, b_stride, w, h, &sse, &sum);
+  return sse;
+}
+
 // Applies a 1-D 2-tap bilinear filter to the source block in either horizontal
 // or vertical direction to produce the filtered output block. Used to implement
 // the first-pass of 2-D separable filter.
@@ -314,6 +322,14 @@ static void highbd_variance64(const uint8_t *a8, int a_stride,
   }
 }
 
+uint64_t aom_highbd_sse_odd_size(const uint8_t *a, int a_stride,
+                                 const uint8_t *b, int b_stride, int w, int h) {
+  uint64_t sse;
+  int64_t sum;
+  highbd_variance64(a, a_stride, b, b_stride, w, h, &sse, &sum);
+  return sse;
+}
+
 static void highbd_8_variance(const uint8_t *a8, int a_stride,
                               const uint8_t *b8, int b_stride, int w, int h,
                               uint32_t *sse, int *sum) {

aom_dsp/variance.h

@@ -117,6 +117,14 @@ void aom_highbd_var_filter_block2d_bil_second_pass(
     unsigned int output_height, unsigned int output_width,
     const uint8_t *filter);
 
+uint32_t aom_sse_odd_size(const uint8_t *a, int a_stride, const uint8_t *b,
+                          int b_stride, int w, int h);
+
+#if CONFIG_AOM_HIGHBITDEPTH
+uint64_t aom_highbd_sse_odd_size(const uint8_t *a, int a_stride,
+                                 const uint8_t *b, int b_stride, int w, int h);
+#endif  // CONFIG_AOM_HIGHBITDEPTH
+
 #ifdef __cplusplus
 }  // extern "C"
 #endif