/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2015, Intel Corporation.
 */

#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 */