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