mirror of
https://github.com/ultravideo/uvg266.git
synced 2024-11-24 10:34:05 +00:00
67 lines
2.8 KiB
C
67 lines
2.8 KiB
C
#ifndef SAO_H_
|
|
#define SAO_H_
|
|
/*****************************************************************************
|
|
* This file is part of Kvazaar HEVC encoder.
|
|
*
|
|
* Copyright (C) 2013-2015 Tampere University of Technology and others (see
|
|
* COPYING file).
|
|
*
|
|
* Kvazaar 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.
|
|
*
|
|
* Kvazaar 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 General Public License along
|
|
* with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
|
|
****************************************************************************/
|
|
|
|
/*
|
|
* \file
|
|
* \brief Coding Unit (CU) and picture data related functions.
|
|
*/
|
|
|
|
#include "checkpoint.h"
|
|
#include "global.h"
|
|
#include "videoframe.h"
|
|
#include "encoder.h"
|
|
#include "encoderstate.h"
|
|
#include "math.h"
|
|
|
|
typedef enum { SAO_TYPE_NONE = 0, SAO_TYPE_BAND, SAO_TYPE_EDGE } sao_type;
|
|
typedef enum { SAO_EO0 = 0, SAO_EO1, SAO_EO2, SAO_EO3, SAO_NUM_EO } sao_eo_class;
|
|
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;
|
|
|
|
|
|
typedef struct sao_info_t {
|
|
sao_type type;
|
|
sao_eo_class eo_class;
|
|
int ddistortion;
|
|
int merge_left_flag;
|
|
int merge_up_flag;
|
|
int band_position[2];
|
|
int offsets[NUM_SAO_EDGE_CATEGORIES * 2];
|
|
} sao_info_t;
|
|
|
|
#define CHECKPOINT_SAO_INFO(prefix_str, sao) CHECKPOINT(prefix_str " type=%d eo_class=%d ddistortion=%d " \
|
|
"merge_left_flag=%d merge_up_flag=%d band_position=%d " \
|
|
"offsets[0]=%d offsets[1]=%d offsets[2]=%d offsets[3]=%d offsets[4]=%d", \
|
|
(sao).type, (sao).eo_class, (sao).ddistortion, \
|
|
(sao).merge_left_flag, (sao).merge_up_flag, (sao).band_position[0], \
|
|
(sao).offsets[0], (sao).offsets[1], (sao).offsets[2], (sao).offsets[3], (sao).offsets[4])
|
|
|
|
|
|
void kvz_init_sao_info(sao_info_t *sao);
|
|
void kvz_sao_search_chroma(const encoder_state_t * state, const videoframe_t *frame, unsigned x_ctb, unsigned y_ctb, sao_info_t *sao, sao_info_t *sao_top, sao_info_t *sao_left, int32_t merge_cost[3]);
|
|
void kvz_sao_search_luma(const encoder_state_t * state, const videoframe_t *frame, unsigned x_ctb, unsigned y_ctb, sao_info_t *sao, sao_info_t *sao_top, sao_info_t *sao_left, int32_t merge_cost[3]);
|
|
void kvz_sao_reconstruct(const encoder_control_t * encoder, videoframe_t *frame, const kvz_pixel *old_rec,
|
|
unsigned x_ctb, unsigned y_ctb,
|
|
const sao_info_t *sao, color_t color_i);
|
|
void kvz_sao_reconstruct_frame(encoder_state_t *state);
|
|
|
|
#endif
|