chromium/third_party/libvpx/source/libvpx/vp9/common/vp9_mvref_common.c

/*
 *  Copyright (c) 2012 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 "vp9/common/vp9_mvref_common.h"

// This function searches the neighborhood of a given MB/SB
// to try and find candidate reference vectors.
static void find_mv_refs_idx(const VP9_COMMON *cm, const MACROBLOCKD *xd,
                             MODE_INFO *mi, MV_REFERENCE_FRAME ref_frame,
                             int_mv *mv_ref_list, int block, int mi_row,
                             int mi_col, uint8_t *mode_context) { … }

void vp9_find_mv_refs(const VP9_COMMON *cm, const MACROBLOCKD *xd,
                      MODE_INFO *mi, MV_REFERENCE_FRAME ref_frame,
                      int_mv *mv_ref_list, int mi_row, int mi_col,
                      uint8_t *mode_context) { … }

void vp9_find_best_ref_mvs(MACROBLOCKD *xd, int allow_hp, int_mv *mvlist,
                           int_mv *nearest_mv, int_mv *near_mv) { … }

void vp9_append_sub8x8_mvs_for_idx(VP9_COMMON *cm, MACROBLOCKD *xd, int block,
                                   int ref, int mi_row, int mi_col,
                                   int_mv *nearest_mv, int_mv *near_mv,
                                   uint8_t *mode_context) { … }