shithub: libvpx

Info  •  Files  •  Log  •  Branches

Remove unused corner_predictor and log2_minus_1 functions.

Change-Id: Ic659544ca12b1bc191b93ddfa378964bd133bfc9

--- a/vp9/common/vp9_reconintra.c

+++ b/vp9/common/vp9_reconintra.c

@@ -227,61 +227,6 @@

   }

 }

-static void corner_predictor(uint8_t *ypred_ptr, int y_stride, int n,

-                             uint8_t *yabove_row,

-                             uint8_t *yleft_col) {

-  int mh, mv, maxgradh, maxgradv, x, y, nx, ny;

-  int i, j;

-  int top_left = yabove_row[-1];

-  mh = mv = 0;

-  maxgradh = yabove_row[1] - top_left;

-  maxgradv = yleft_col[1] - top_left;

-  for (i = 2; i < n; ++i) {

-    int gh = yabove_row[i] - yabove_row[i - 2];

-    int gv = yleft_col[i] - yleft_col[i - 2];

-    if (gh > maxgradh) {

-      maxgradh = gh;

-      mh = i - 1;

-    }

-    if (gv > maxgradv) {

-      maxgradv = gv;

-      mv = i - 1;

-    }

-  }

-  nx = mh + mv + 3;

-  ny = 2 * n + 1 - nx;

-

-  x = top_left;

-  for (i = 0; i <= mh; ++i) x += yabove_row[i];

-  for (i = 0; i <= mv; ++i) x += yleft_col[i];

-  x += (nx >> 1);

-  x /= nx;

-  y = 0;

-  for (i = mh + 1; i < n; ++i) y += yabove_row[i];

-  for (i = mv + 1; i < n; ++i) y += yleft_col[i];

-  y += (ny >> 1);

-  y /= ny;

-

-  for (i = 0; i < n; ++i) {

-    for (j = 0; j < n; ++j)

-      ypred_ptr[j] = (i <= mh && j <= mv ? x : y);

-    ypred_ptr += y_stride;

-  }

-}

-

-static INLINE int log2_minus_1(int n) {

-  switch (n) {

-    case 4: return 1;

-    case 8: return 2;

-    case 16: return 3;

-    case 32: return 4;

-    case 64: return 5;

-    default:

-      assert(0);

-      return 0;

-  }

-}

-

 void vp9_build_intra_predictors(uint8_t *src, int src_stride,

                                 uint8_t *ypred_ptr,

                                 int y_stride, int mode,