libvpx: Pull from upstream

source/libvpx/vp9/common/vp9_findnearmv.h

 /*
  *  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.
  */
 
 
 #ifndef VP9_COMMON_VP9_FINDNEARMV_H_
 #define VP9_COMMON_VP9_FINDNEARMV_H_
 
 #include "vp9/common/vp9_mv.h"
 #include "vp9/common/vp9_blockd.h"
 #include "vp9/common/vp9_treecoder.h"
 #include "vp9/common/vp9_onyxc_int.h"
 
 #define LEFT_TOP_MARGIN     ((VP9BORDERINPIXELS - VP9_INTERP_EXTEND) << 3)
 #define RIGHT_BOTTOM_MARGIN ((VP9BORDERINPIXELS - VP9_INTERP_EXTEND) << 3)
 
 // check a list of motion vectors by sad score using a number rows of pixels
 // above and a number cols of pixels in the left to select the one with best
 // score to use as ref motion vector
-void vp9_find_best_ref_mvs(MACROBLOCKD *xd,
-                           int_mv *mvlist,
-                           int_mv *nearest,
-                           int_mv *near);
+void vp9_find_best_ref_mvs(MACROBLOCKD *xd, int allow_hp,
+                           int_mv *mvlist, int_mv *nearest, int_mv *near);
 
 // TODO(jingning): this mv clamping function should be block size dependent.
 static void clamp_mv2(MV *mv, const MACROBLOCKD *xd) {
   clamp_mv(mv, xd->mb_to_left_edge - LEFT_TOP_MARGIN,
                xd->mb_to_right_edge + RIGHT_BOTTOM_MARGIN,
                xd->mb_to_top_edge - LEFT_TOP_MARGIN,
                xd->mb_to_bottom_edge + RIGHT_BOTTOM_MARGIN);
 }
 
-void vp9_append_sub8x8_mvs_for_idx(VP9_COMMON *cm,
-                                   MACROBLOCKD *xd,
+void vp9_append_sub8x8_mvs_for_idx(VP9_COMMON *cm, MACROBLOCKD *xd,
+                                   const TileInfo *const tile,
                                    int_mv *dst_nearest,
                                    int_mv *dst_near,
                                    int block_idx, int ref_idx,
                                    int mi_row, int mi_col);
 
-static MB_PREDICTION_MODE left_block_mode(const MODE_INFO *cur_mb,
-                                          const MODE_INFO *left_mb, int b) {
-  // FIXME(rbultje, jingning): temporary hack because jenkins doesn't
-  // understand this condition. This will go away soon.
-  const MODE_INFO *mi = cur_mb;
-
+static MB_PREDICTION_MODE left_block_mode(const MODE_INFO *cur_mi,
+                                          const MODE_INFO *left_mi, int b) {
   if (b == 0 || b == 2) {
-    /* On L edge, get from MB to left of us */
-    mi = left_mb;
-    if (!mi)
+    if (!left_mi || is_inter_block(&left_mi->mbmi))
       return DC_PRED;
 
-    if (mi->mbmi.ref_frame[0] != INTRA_FRAME) {
-      return DC_PRED;
-    } else if (mi->mbmi.sb_type < BLOCK_8X8) {
-      return ((mi->bmi + 1 + b)->as_mode);
-    } else {
-      return mi->mbmi.mode;
-    }
+    return left_mi->mbmi.sb_type < BLOCK_8X8 ? left_mi->bmi[b + 1].as_mode
+                                             : left_mi->mbmi.mode;
+  } else {
+    assert(b == 1 || b == 3);
+    return cur_mi->bmi[b - 1].as_mode;
   }
-  assert(b == 1 || b == 3);
-  return (mi->bmi + b - 1)->as_mode;
 }
 
-static MB_PREDICTION_MODE above_block_mode(const MODE_INFO *cur_mb,
-                                           const MODE_INFO *above_mb, int b) {
-  const MODE_INFO *mi = cur_mb;
-
-  if (!(b >> 1)) {
-    /* On top edge, get from MB above us */
-    mi = above_mb;
-    if (!mi)
+static MB_PREDICTION_MODE above_block_mode(const MODE_INFO *cur_mi,
+                                           const MODE_INFO *above_mi, int b) {
+  if (b == 0 || b == 1) {
+    if (!above_mi || is_inter_block(&above_mi->mbmi))
       return DC_PRED;
 
-    if (mi->mbmi.ref_frame[0] != INTRA_FRAME) {
-      return DC_PRED;
-    } else if (mi->mbmi.sb_type < BLOCK_8X8) {
-      return ((mi->bmi + 2 + b)->as_mode);
-    } else {
-      return mi->mbmi.mode;
-    }
+    return above_mi->mbmi.sb_type < BLOCK_8X8 ? above_mi->bmi[b + 2].as_mode
+                                              : above_mi->mbmi.mode;
+  } else {
+    assert(b == 2 || b == 3);
+    return cur_mi->bmi[b - 2].as_mode;
   }
-
-  return (mi->bmi + b - 2)->as_mode;
 }
 
 #endif  // VP9_COMMON_VP9_FINDNEARMV_H_