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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_BNLM_PARAM_H
#define __IA_CSS_BNLM_PARAM_H
#include "type_support.h"
#include "vmem.h" /* needed for VMEM_ARRAY */
struct bnlm_lut {
VMEM_ARRAY(thr, ISP_VEC_NELEMS); /* thresholds */
VMEM_ARRAY(val, ISP_VEC_NELEMS); /* values */
};
struct bnlm_vmem_params {
VMEM_ARRAY(nl_th, ISP_VEC_NELEMS);
VMEM_ARRAY(match_quality_max_idx, ISP_VEC_NELEMS);
struct bnlm_lut mu_root_lut;
struct bnlm_lut sad_norm_lut;
struct bnlm_lut sig_detail_lut;
struct bnlm_lut sig_rad_lut;
struct bnlm_lut rad_pow_lut;
struct bnlm_lut nl_0_lut;
struct bnlm_lut nl_1_lut;
struct bnlm_lut nl_2_lut;
struct bnlm_lut nl_3_lut;
/* LUTs used for division approximiation */
struct bnlm_lut div_lut;
VMEM_ARRAY(div_lut_intercepts, ISP_VEC_NELEMS);
/* 240x does not have an ISP instruction to left shift each element of a
* vector by different shift value. Hence it will be simulated by multiplying
* the elements by required 2^shift. */
VMEM_ARRAY(power_of_2, ISP_VEC_NELEMS);
};
/* BNLM ISP parameters */
struct bnlm_dmem_params {
bool rad_enable;
int32_t rad_x_origin;
int32_t rad_y_origin;
int32_t avg_min_th;
int32_t max_min_th;
int32_t exp_coeff_a;
uint32_t exp_coeff_b;
int32_t exp_coeff_c;
uint32_t exp_exponent;
};
#endif /* __IA_CSS_BNLM_PARAM_H */
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