1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Support for Intel Camera Imaging ISP subsystem.
4 * Copyright (c) 2015, Intel Corporation.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13 * more details.
14 */
15
16#ifndef __IA_CSS_TDF_TYPES_H
17#define __IA_CSS_TDF_TYPES_H
18
19/* @file
20* CSS-API header file for Transform Domain Filter parameters.
21*/
22
23#include "type_support.h"
24
25/* Transform Domain Filter configuration
26 *
27 * \brief TDF public parameters.
28 * \details Struct with all parameters for the TDF kernel that can be set
29 * from the CSS API.
30 *
31 * ISP2.6.1: TDF is used.
32 */
33struct ia_css_tdf_config {
34	s32 thres_flat_table[64];	/** Final optimized strength table of NR for flat region. */
35	s32 thres_detail_table[64];	/** Final optimized strength table of NR for detail region. */
36	s32 epsilon_0;		/** Coefficient to control variance for dark area (for flat region). */
37	s32 epsilon_1;		/** Coefficient to control variance for bright area (for flat region). */
38	s32 eps_scale_text;		/** Epsilon scaling coefficient for texture region. */
39	s32 eps_scale_edge;		/** Epsilon scaling coefficient for edge region. */
40	s32 sepa_flat;		/** Threshold to judge flat (edge < m_Flat_thre). */
41	s32 sepa_edge;		/** Threshold to judge edge (edge > m_Edge_thre). */
42	s32 blend_flat;		/** Blending ratio at flat region. */
43	s32 blend_text;		/** Blending ratio at texture region. */
44	s32 blend_edge;		/** Blending ratio at edge region. */
45	s32 shading_gain;		/** Gain of Shading control. */
46	s32 shading_base_gain;	/** Base Gain of Shading control. */
47	s32 local_y_gain;		/** Gain of local luminance control. */
48	s32 local_y_base_gain;	/** Base gain of local luminance control. */
49	s32 rad_x_origin;		/** Initial x coord. for radius computation. */
50	s32 rad_y_origin;		/** Initial y coord. for radius computation. */
51};
52
53#endif /* __IA_CSS_TDF_TYPES_H */
54