1 files changed, 13 insertions, 0 deletions
diff --git a/vpx_dsp/avg.c b/vpx_dsp/avg.c
index 41a6fd828..1c45e8a73 100644
--- a/vpx_dsp/avg.c
+++ b/vpx_dsp/avg.c
@@ -314,6 +314,19 @@ void vpx_hadamard_32x32_c(const int16_t *src_diff, ptrdiff_t src_stride,
   }
 }
 
+#if CONFIG_VP9_HIGHBITDEPTH
+// coeff: dynamic range 20 bit.
+// length: value range {16, 64, 256, 1024}.
+int vpx_highbd_satd_c(const tran_low_t *coeff, int length) {
+  int i;
+  int satd = 0;
+  for (i = 0; i < length; ++i) satd += abs(coeff[i]);
+
+  // satd: 30 bits
+  return satd;
+}
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
 // coeff: 16 bits, dynamic range [-32640, 32640].
 // length: value range {16, 64, 256, 1024}.
 int vpx_satd_c(const tran_low_t *coeff, int length) {