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c05ba94ce8
Co-authored-by: Xu Mu <toxumu@outlook.com> Co-authored-by: Frank Plowman <post@frankplowman.com> Co-authored-by: Shaun Loo <shaunloo10@gmail.com> Co-authored-by: Wu Jianhua <toqsxw@outlook.com>
50 lines
1.9 KiB
C
50 lines
1.9 KiB
C
/*
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* VVC intra prediction
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*
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* Copyright (C) 2021 Nuo Mi
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_VVC_VVC_INTRA_H
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#define AVCODEC_VVC_VVC_INTRA_H
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#include "vvc_ctu.h"
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/**
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* reconstruct a CTU
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* @param lc local context for CTU
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* @param rs raster order for the CTU.
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* @param rx raster order x for the CTU.
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* @param ry raster order y for the CTU.
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* @return AVERROR
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*/
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int ff_vvc_reconstruct(VVCLocalContext *lc, const int rs, const int rx, const int ry);
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//utils for vvc_intra_template
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int ff_vvc_get_top_available(const VVCLocalContext *lc, int x0, int y0, int target_size, int c_idx);
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int ff_vvc_get_left_available(const VVCLocalContext *lc, int x0, int y0, int target_size, int c_idx);
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int ff_vvc_get_mip_size_id(int w, int h);
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int ff_vvc_need_pdpc(int w, int h, uint8_t bdpcm_flag, int mode, int ref_idx);
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int ff_vvc_nscale_derive(int w, int h, int mode);
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int ff_vvc_ref_filter_flag_derive(int mode);
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int ff_vvc_intra_pred_angle_derive(int pred_mode);
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int ff_vvc_intra_inv_angle_derive(int pred_mode);
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int ff_vvc_wide_angle_mode_mapping(const CodingUnit *cu,
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int tb_width, int tb_height, int c_idx, int pred_mode_intra);
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#endif // AVCODEC_VVC_VVC_INTRA_H
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