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/* 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_TDF_TYPES_H
#define __IA_CSS_TDF_TYPES_H
/* @file
* CSS-API header file for Transform Domain Filter parameters.
*/
#include "type_support.h"
/* Transform Domain Filter configuration
*
* \brief TDF public parameters.
* \details Struct with all parameters for the TDF kernel that can be set
* from the CSS API.
*
* ISP2.6.1: TDF is used.
*/
struct ia_css_tdf_config {
s32 thres_flat_table[64]; /** Final optimized strength table of NR for flat region. */
s32 thres_detail_table[64]; /** Final optimized strength table of NR for detail region. */
s32 epsilon_0; /** Coefficient to control variance for dark area (for flat region). */
s32 epsilon_1; /** Coefficient to control variance for bright area (for flat region). */
s32 eps_scale_text; /** Epsilon scaling coefficient for texture region. */
s32 eps_scale_edge; /** Epsilon scaling coefficient for edge region. */
s32 sepa_flat; /** Threshold to judge flat (edge < m_Flat_thre). */
s32 sepa_edge; /** Threshold to judge edge (edge > m_Edge_thre). */
s32 blend_flat; /** Blending ratio at flat region. */
s32 blend_text; /** Blending ratio at texture region. */
s32 blend_edge; /** Blending ratio at edge region. */
s32 shading_gain; /** Gain of Shading control. */
s32 shading_base_gain; /** Base Gain of Shading control. */
s32 local_y_gain; /** Gain of local luminance control. */
s32 local_y_base_gain; /** Base gain of local luminance control. */
s32 rad_x_origin; /** Initial x coord. for radius computation. */
s32 rad_y_origin; /** Initial y coord. for radius computation. */
};
#endif /* __IA_CSS_TDF_TYPES_H */
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