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/*
 * 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 {
	int32_t thres_flat_table[64];	/**< Final optimized strength table of NR for flat region. */
	int32_t thres_detail_table[64];	/**< Final optimized strength table of NR for detail region. */
	int32_t epsilon_0;		/**< Coefficient to control variance for dark area (for flat region). */
	int32_t epsilon_1;		/**< Coefficient to control variance for bright area (for flat region). */
	int32_t eps_scale_text;		/**< Epsilon scaling coefficient for texture region. */
	int32_t eps_scale_edge;		/**< Epsilon scaling coefficient for edge region. */
	int32_t sepa_flat;		/**< Threshold to judge flat (edge < m_Flat_thre). */
	int32_t sepa_edge;		/**< Threshold to judge edge (edge > m_Edge_thre). */
	int32_t blend_flat;		/**< Blending ratio at flat region. */
	int32_t blend_text;		/**< Blending ratio at texture region. */
	int32_t blend_edge;		/**< Blending ratio at edge region. */
	int32_t shading_gain;		/**< Gain of Shading control. */
	int32_t shading_base_gain;	/**< Base Gain of Shading control. */
	int32_t local_y_gain;		/**< Gain of local luminance control. */
	int32_t local_y_base_gain;	/**< Base gain of local luminance control. */
	int32_t rad_x_origin;		/**< Initial x coord. for radius computation. */
	int32_t rad_y_origin;		/**< Initial y coord. for radius computation. */
};

#endif /* __IA_CSS_TDF_TYPES_H */