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