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FFmpeg/libavcodec/vvc/filter.h
Nuo Mi 634780f3cf avcodec/vvcdec: refact out deblock boundary strength stage
The deblock boundary strength stage utilizes ~5% of CPU resources for 8K clips.
It's worth considering it as a standalone stage. This stage has been relocated
to follow the parser process, allowing us to reuse CUs and TUs before releasing them.
2024-10-16 20:28:09 +08:00

83 lines
2.5 KiB
C

/*
* VVC filters
*
* Copyright (C) 2022 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_FILTER_H
#define AVCODEC_VVC_FILTER_H
#include "dec.h"
/**
* lmcs filter for the CTU
* @param lc local context for CTU
* @param x0 x position for the CTU
* @param y0 y position for the CTU
*/
void ff_vvc_lmcs_filter(const VVCLocalContext *lc, const int x0, const int y0);
/**
* derive boundary strength for the CTU
* @param lc local context for CTU
* @param rx raster x position for the CTU
* @param ry raster y position for the CTU
* @param rs raster position for the CTU
*/
void ff_vvc_deblock_bs(VVCLocalContext *lc, const int rx, const int ry, const int rs);
/**
* vertical deblock filter for the CTU
* @param lc local context for CTU
* @param x0 x position for the CTU
* @param y0 y position for the CTU
* @param rs raster position for the CTU
*/
void ff_vvc_deblock_vertical(const VVCLocalContext *lc, int x0, int y0, int rs);
/**
* horizontal deblock filter for the CTU
* @param lc local context for CTU
* @param x0 x position for the CTU
* @param y0 y position for the CTU
* @param rs raster position for the CTU
*/
void ff_vvc_deblock_horizontal(const VVCLocalContext *lc, int x0, int y0, int rs);
/**
* sao filter for the CTU
* @param lc local context for CTU
* @param x0 x position for the CTU
* @param y0 y position for the CTU
*/
void ff_vvc_sao_filter(VVCLocalContext *lc, const int x0, const int y0);
void ff_vvc_sao_copy_ctb_to_hv(VVCLocalContext* lc, int rx, int ry, int last_row);
void ff_vvc_alf_copy_ctu_to_hv(VVCLocalContext* lc, int x0, int y0);
/**
* alf filter for the CTU
* @param lc local context for CTU
* @param x0 x position for the CTU
* @param y0 y position for the CTU
*/
void ff_vvc_alf_filter(VVCLocalContext *lc, const int x0, const int y0);
#endif // AVCODEC_VVC_CTU_H