Move psnrhvs function declaration to psnr.h

From "ssim.h"

Change-Id: Ie53378794149ef8a844b4eb47ad4f08579de4b60
diff --git a/test/hbd_metrics_test.cc b/test/hbd_metrics_test.cc
index e6ceaf1..5d0d473 100644
--- a/test/hbd_metrics_test.cc
+++ b/test/hbd_metrics_test.cc
@@ -53,14 +53,14 @@
                            uint32_t in_bd, uint32_t bd) {
   double tempy, tempu, tempv;
   return vpx_psnrhvs(source, dest,
-                     &tempy, &tempu, &tempv, bd);
+                     &tempy, &tempu, &tempv, bd, in_bd);
 }
 
 double compute_psnrhvs(const YV12_BUFFER_CONFIG *source,
   const YV12_BUFFER_CONFIG *dest) {
   double tempy, tempu, tempv;
   return vpx_psnrhvs(source, dest,
-                     &tempy, &tempu, &tempv, 8);
+                     &tempy, &tempu, &tempv, 8, 8);
 }
 
 double compute_hbd_fastssim(const YV12_BUFFER_CONFIG *source,
diff --git a/vp10/encoder/encoder.c b/vp10/encoder/encoder.c
index 55ec9c1..c718aeb 100644
--- a/vp10/encoder/encoder.c
+++ b/vp10/encoder/encoder.c
@@ -4006,7 +4006,7 @@
 
     frame_all = vpx_calc_fastssim(orig, recon, &y, &u, &v, bit_depth);
     adjust_image_stat(y, u, v, frame_all, &cpi->fastssim);
-    frame_all = vpx_psnrhvs(orig, recon, &y, &u, &v, bit_depth);
+    frame_all = vpx_psnrhvs(orig, recon, &y, &u, &v, bit_depth, in_bit_depth);
     adjust_image_stat(y, u, v, frame_all, &cpi->psnrhvs);
   }
 }
diff --git a/vp9/encoder/vp9_encoder.c b/vp9/encoder/vp9_encoder.c
index 713b5f7..9bae1a1 100644
--- a/vp9/encoder/vp9_encoder.c
+++ b/vp9/encoder/vp9_encoder.c
@@ -4314,9 +4314,7 @@
 
     if (cm->show_frame) {
       uint32_t bit_depth = 8;
-#if CONFIG_VP9_HIGHBITDEPTH
       uint32_t in_bit_depth = 8;
-#endif
       cpi->count++;
 #if CONFIG_VP9_HIGHBITDEPTH
     if (cm->use_highbitdepth) {
@@ -4460,7 +4458,7 @@
       {
         double y, u, v, frame_all;
         frame_all = vpx_psnrhvs(cpi->Source, cm->frame_to_show, &y, &u, &v,
-                                bit_depth);
+                                bit_depth, in_bit_depth);
         adjust_image_stat(y, u, v, frame_all, &cpi->psnrhvs);
       }
     }
diff --git a/vpx_dsp/psnr.h b/vpx_dsp/psnr.h
index c8da94f..14d256f 100644
--- a/vpx_dsp/psnr.h
+++ b/vpx_dsp/psnr.h
@@ -56,6 +56,11 @@
                const YV12_BUFFER_CONFIG *b,
                PSNR_STATS *psnr);
 
+double vpx_psnrhvs(const YV12_BUFFER_CONFIG *source,
+                   const YV12_BUFFER_CONFIG *dest,
+                   double *phvs_y, double *phvs_u,
+                   double *phvs_v, uint32_t bd, uint32_t in_bd);
+
 int64_t highbd_get_sse(const uint8_t *a, int a_stride,
                        const uint8_t *b, int b_stride,
                        int width, int height);
diff --git a/vpx_dsp/psnrhvs.c b/vpx_dsp/psnrhvs.c
index 9b70c6a..7015c09 100644
--- a/vpx_dsp/psnrhvs.c
+++ b/vpx_dsp/psnrhvs.c
@@ -248,27 +248,27 @@
   return ret;
 }
 
-double vpx_psnrhvs(const YV12_BUFFER_CONFIG *source,
+double vpx_psnrhvs(const YV12_BUFFER_CONFIG *src,
                    const YV12_BUFFER_CONFIG *dest, double *y_psnrhvs,
-                   double *u_psnrhvs, double *v_psnrhvs, uint32_t bit_depth) {
+                   double *u_psnrhvs, double *v_psnrhvs,
+                   uint32_t bd, uint32_t in_bd) {
   double psnrhvs;
   const double par = 1.0;
   const int step = 7;
   vpx_clear_system_state();
 
-  assert(bit_depth == 8 || bit_depth == 10 || bit_depth == 12);
+  assert(bd == 8 || bd == 10 || bd == 12);
 
-  *y_psnrhvs = calc_psnrhvs(source->y_buffer, source->y_stride, dest->y_buffer,
-                            dest->y_stride, par, source->y_crop_width,
-                            source->y_crop_height, step, csf_y, bit_depth);
-  *u_psnrhvs = calc_psnrhvs(source->u_buffer, source->uv_stride, dest->u_buffer,
-                            dest->uv_stride, par, source->uv_crop_width,
-                            source->uv_crop_height, step, csf_cb420, bit_depth);
-
-  *v_psnrhvs = calc_psnrhvs(source->v_buffer, source->uv_stride, dest->v_buffer,
-                            dest->uv_stride, par, source->uv_crop_width,
-                            source->uv_crop_height, step, csf_cr420, bit_depth);
+  *y_psnrhvs = calc_psnrhvs(src->y_buffer, src->y_stride, dest->y_buffer,
+                            dest->y_stride, par, src->y_crop_width,
+                            src->y_crop_height, step, csf_y, bd);
+  *u_psnrhvs = calc_psnrhvs(src->u_buffer, src->uv_stride, dest->u_buffer,
+                            dest->uv_stride, par, src->uv_crop_width,
+                            src->uv_crop_height, step, csf_cb420, bd);
+  *v_psnrhvs = calc_psnrhvs(src->v_buffer, src->uv_stride, dest->v_buffer,
+                            dest->uv_stride, par, src->uv_crop_width,
+                            src->uv_crop_height, step, csf_cr420, bd);
   psnrhvs = (*y_psnrhvs) * .8 + .1 * ((*u_psnrhvs) + (*v_psnrhvs));
-  return convert_score_db(psnrhvs, 1.0, bit_depth);
+  return convert_score_db(psnrhvs, 1.0, bd);
 }
 
diff --git a/vpx_dsp/ssim.h b/vpx_dsp/ssim.h
index 6c59540..e0328e9 100644
--- a/vpx_dsp/ssim.h
+++ b/vpx_dsp/ssim.h
@@ -75,11 +75,6 @@
                          double *ssim_y, double *ssim_u,
                          double *ssim_v, uint32_t bit_depth);
 
-double vpx_psnrhvs(const YV12_BUFFER_CONFIG *source,
-                   const YV12_BUFFER_CONFIG *dest,
-                   double *phvs_y, double *phvs_u,
-                   double *phvs_v, uint32_t bit_depth);
-
 #if CONFIG_VP9_HIGHBITDEPTH
 double vpx_highbd_calc_ssim(const YV12_BUFFER_CONFIG *source,
                             const YV12_BUFFER_CONFIG *dest,