libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_rd.c

 /*
  *  Copyright (c) 2010 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.
  */
 
@@ skipping 414 matching lines @@
                           int mi_row, int mi_col,
                           const struct scale_factors *scale,
                           const struct scale_factors *scale_uv) {
   int i;
 
   dst[0].buf = src->y_buffer;
   dst[0].stride = src->y_stride;
   dst[1].buf = src->u_buffer;
   dst[2].buf = src->v_buffer;
   dst[1].stride = dst[2].stride = src->uv_stride;
-#if CONFIG_ALPHA
-  dst[3].buf = src->alpha_buffer;
-  dst[3].stride = src->alpha_stride;
-#endif
 
   for (i = 0; i < MAX_MB_PLANE; ++i) {
     setup_pred_plane(dst + i, dst[i].buf, dst[i].stride, mi_row, mi_col,
                      i ? scale_uv : scale,
                      xd->plane[i].subsampling_x, xd->plane[i].subsampling_y);
   }
 }
 
 const YV12_BUFFER_CONFIG *vp9_get_scaled_ref_frame(const VP9_COMP *cpi,
                                                    int ref_frame) {
@@ skipping 125 matching lines @@
     rd->thresh_mult_sub8x8[THR_GOLD] = INT_MAX;
   if (!(cpi->ref_frame_flags & VP9_ALT_FLAG))
     rd->thresh_mult_sub8x8[THR_ALTR] = INT_MAX;
   if ((cpi->ref_frame_flags & (VP9_LAST_FLAG | VP9_ALT_FLAG)) !=
       (VP9_LAST_FLAG | VP9_ALT_FLAG))
     rd->thresh_mult_sub8x8[THR_COMP_LA] = INT_MAX;
   if ((cpi->ref_frame_flags & (VP9_GOLD_FLAG | VP9_ALT_FLAG)) !=
       (VP9_GOLD_FLAG | VP9_ALT_FLAG))
     rd->thresh_mult_sub8x8[THR_COMP_GA] = INT_MAX;
 }