/* SPDX-License-Identifier: GPL-2.0 */
/*
* Support for Intel Camera Imaging ISP subsystem.
* Copyright (c) 2015, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#ifndef __IA_CSS_BNR2_2_TYPES_H
#define __IA_CSS_BNR2_2_TYPES_H
/* @file
* CSS-API header file for Bayer Noise Reduction parameters.
*/
#include "type_support.h" /* int32_t */
/* Bayer Noise Reduction 2.2 configuration
*
* \brief BNR2_2 public parameters.
* \details Struct with all parameters for the BNR2.2 kernel that can be set
* from the CSS API.
*
* ISP2.6.1: BNR2.2 is used.
*/
struct ia_css_bnr2_2_config {
/**@{*/
/* Directional variance gain for R/G/B components in dark region */
s32 d_var_gain_r;
s32 d_var_gain_g;
s32 d_var_gain_b;
/**@}*/
/**@{*/
/* Slope of Directional variance gain between dark and bright region */
s32 d_var_gain_slope_r;
s32 d_var_gain_slope_g;
s32 d_var_gain_slope_b;
/**@}*/
/**@{*/
/* Non-Directional variance gain for R/G/B components in dark region */
s32 n_var_gain_r;
s32 n_var_gain_g;
s32 n_var_gain_b;
/**@}*/
/**@{*/
/* Slope of Non-Directional variance gain between dark and bright region */
s32 n_var_gain_slope_r;
s32 n_var_gain_slope_g;
s32 n_var_gain_slope_b;
/**@}*/
s32 dir_thres; /** Threshold for directional filtering */
s32 dir_thres_w; /** Threshold width for directional filtering */
s32 var_offset_coef; /** Variance offset coefficient */
s32 dir_gain; /** Gain for directional coefficient */
s32 detail_gain; /** Gain for low contrast texture control */
s32 detail_gain_divisor; /** Gain divisor for low contrast texture control */
s32 detail_level_offset; /** Bias value for low contrast texture control */
s32 d_var_th_min; /** Minimum clipping value for directional variance*/
s32 d_var_th_max; /** Maximum clipping value for diretional variance*/
s32 n_var_th_min; /** Minimum clipping value for non-directional variance*/
s32 n_var_th_max; /** Maximum clipping value for non-directional variance*/
};
#endif /* __IA_CSS_BNR2_2_TYPES_H */
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