libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_resize.c

 /*
  *  Copyright (c) 2014 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include <assert.h>
 #include <limits.h>
 #include <math.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+
 #include "vp9/common/vp9_common.h"
 #include "vp9/encoder/vp9_resize.h"
 
 #define FILTER_BITS               7
 
 #define INTERP_TAPS               8
 #define SUBPEL_BITS               5
 #define SUBPEL_MASK               ((1 << SUBPEL_BITS) - 1)
 #define INTERP_PRECISION_BITS     32
 
-#define ROUND_POWER_OF_TWO(value, n) \
-    (((value) + (1 << ((n) - 1))) >> (n))
-
 typedef int16_t interp_kernel[INTERP_TAPS];
 
 // Filters for interpolation (0.5-band) - note this also filters integer pels.
 const interp_kernel vp9_filteredinterp_filters500[(1 << SUBPEL_BITS)] = {
   {-3,  0, 35, 64, 35,  0, -3, 0},
   {-3, -1, 34, 64, 36,  1, -3, 0},
   {-3, -1, 32, 64, 38,  1, -3, 0},
   {-2, -2, 31, 63, 39,  2, -3, 0},
   {-2, -2, 29, 63, 41,  2, -3, 0},
   {-2, -2, 28, 63, 42,  3, -4, 0},
@@ skipping 529 matching lines @@
                          uint8_t *oy, int oy_stride,
                          uint8_t *ou, uint8_t *ov, int ouv_stride,
                          int oheight, int owidth) {
   vp9_resize_plane(y, height, width, y_stride,
                    oy, oheight, owidth, oy_stride);
   vp9_resize_plane(u, height, width, uv_stride,
                    ou, oheight, owidth, ouv_stride);
   vp9_resize_plane(v, height, width, uv_stride,
                    ov, oheight, owidth, ouv_stride);
 }