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https://github.com/ultravideo/uvg266.git
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5fea5875a5
Split some parts of encoder_control into encoder_state (idea: encoder_control is immutable) Goal is to allow multiple substreams in the future.
57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
#ifndef SAO_H_
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#define SAO_H_
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/*****************************************************************************
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* This file is part of Kvazaar HEVC encoder.
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*
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* Copyright (C) 2013-2014 Tampere University of Technology and others (see
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* COPYING file).
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*
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* Kvazaar is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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* Kvazaar 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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/*
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* \file
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* \brief Coding Unit (CU) and picture data related functions.
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*/
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#include "global.h"
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#include "picture.h"
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#include "encoder.h"
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#include "math.h"
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typedef enum { SAO_TYPE_NONE = 0, SAO_TYPE_BAND, SAO_TYPE_EDGE } sao_type;
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typedef enum { SAO_EO0 = 0, SAO_EO1, SAO_EO2, SAO_EO3, SAO_NUM_EO } sao_eo_class;
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typedef enum { SAO_EO_CAT0 = 0, SAO_EO_CAT1, SAO_EO_CAT2, SAO_EO_CAT3, SAO_EO_CAT4, NUM_SAO_EDGE_CATEGORIES } sao_eo_cat;
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typedef struct sao_info_struct {
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sao_type type;
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sao_eo_class eo_class;
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int ddistortion;
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int merge_left_flag;
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int merge_up_flag;
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int band_position;
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int offsets[NUM_SAO_EDGE_CATEGORIES];
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} sao_info;
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void init_sao_info(sao_info *sao);
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void sao_search_chroma(const encoder_state * encoder_state, const picture *pic, unsigned x_ctb, unsigned y_ctb, sao_info *sao, sao_info *sao_top, sao_info *sao_left);
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void sao_search_luma(const encoder_state * encoder_state, const picture *pic, unsigned x_ctb, unsigned y_ctb, sao_info *sao, sao_info *sao_top, sao_info *sao_left);
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void sao_reconstruct(const encoder_control * encoder, picture *pic, const pixel *old_rec,
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unsigned x_ctb, unsigned y_ctb,
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const sao_info *sao, color_index color_i);
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void sao_reconstruct_frame(encoder_state *encoder_state);
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#endif
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