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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#ifndef AOM_AV1_ENCODER_ENCODEMV_H_
#define AOM_AV1_ENCODER_ENCODEMV_H_
#include "av1/encoder/encoder.h"
#ifdef __cplusplus
extern "C" {
#endif
void av1_encode_mv(AV1_COMP *cpi, aom_writer *w, const MV *mv, const MV *ref,
nmv_context *mvctx, int usehp);
void av1_build_nmv_cost_table(int *mvjoint, int *mvcost[2],
const nmv_context *mvctx,
MvSubpelPrecision precision);
void av1_update_mv_count(ThreadData *td);
void av1_encode_dv(aom_writer *w, const MV *mv, const MV *ref,
nmv_context *mvctx);
int_mv av1_get_ref_mv(const MACROBLOCK *x, int ref_idx);
int_mv av1_get_ref_mv_from_stack(int ref_idx,
const MV_REFERENCE_FRAME *ref_frame,
int ref_mv_idx,
const MB_MODE_INFO_EXT *mbmi_ext);
void av1_find_best_ref_mvs_from_stack(int allow_hp,
const MB_MODE_INFO_EXT *mbmi_ext,
MV_REFERENCE_FRAME ref_frame,
int_mv *nearest_mv, int_mv *near_mv,
int is_integer);
static INLINE MV_JOINT_TYPE av1_get_mv_joint(const MV *mv) {
if (mv->row == 0) {
return mv->col == 0 ? MV_JOINT_ZERO : MV_JOINT_HNZVZ;
} else {
return mv->col == 0 ? MV_JOINT_HZVNZ : MV_JOINT_HNZVNZ;
}
}
#ifdef __cplusplus
} // extern "C"
#endif
#endif // AOM_AV1_ENCODER_ENCODEMV_H_
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