libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_mcomp.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.
  */
 
@@ skipping 54 matching lines @@
 struct SPEED_FEATURES;
 
 int vp9_init_search_range(int size);
 
 int vp9_refining_search_sad(const struct macroblock *x,
                             struct mv *ref_mv,
                             int sad_per_bit, int distance,
                             const struct vp9_variance_vtable *fn_ptr,
                             const struct mv *center_mv);
 
-// Runs sequence of diamond searches in smaller steps for RD
+// Runs sequence of diamond searches in smaller steps for RD.
 int vp9_full_pixel_diamond(const struct VP9_COMP *cpi, MACROBLOCK *x,
                            MV *mvp_full, int step_param,
                            int sadpb, int further_steps, int do_refine,
                            int *cost_list,
                            const vp9_variance_fn_ptr_t *fn_ptr,
                            const MV *ref_mv, MV *dst_mv);
 
+// Perform integral projection based motion estimation.
+unsigned int vp9_int_pro_motion_estimation(const struct VP9_COMP *cpi,
+                                           MACROBLOCK *x,
+                                           BLOCK_SIZE bsize);
+
 typedef int (integer_mv_pattern_search_fn) (
     const MACROBLOCK *x,
     MV *ref_mv,
     int search_param,
     int error_per_bit,
     int do_init_search,
     int *cost_list,
     const vp9_variance_fn_ptr_t *vf,
     int use_mvcost,
     const MV *center_mv,
@@ skipping 57 matching lines @@
                           int step_param, int error_per_bit,
                           int *cost_list,
                           const MV *ref_mv, MV *tmp_mv,
                           int var_max, int rd);
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VP9_ENCODER_VP9_MCOMP_H_