diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/bnlm/ia_css_bnlm_types.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/bnlm/ia_css_bnlm_types.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/bnlm/ia_css_bnlm_types.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/bnlm/ia_css_bnlm_types.h new file mode 100644 index 0000000..219fb83 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/bnlm/ia_css_bnlm_types.h @@ -0,0 +1,106 @@ +/* + * 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_TYPES_H +#define __IA_CSS_BNLM_TYPES_H + +/** @file +* CSS-API header file for Bayer Non-Linear Mean parameters. +*/ + +#include "type_support.h" /* int32_t */ + +/** Bayer Non-Linear Mean configuration + * + * \brief BNLM public parameters. + * \details Struct with all parameters for the BNLM kernel that can be set + * from the CSS API. + * + * ISP2.6.1: BNLM is used. + */ +struct ia_css_bnlm_config { + bool rad_enable; /**< Enable a radial dependency in a weight calculation */ + int32_t rad_x_origin; /**< Initial x coordinate for a radius calculation */ + int32_t rad_y_origin; /**< Initial x coordinate for a radius calculation */ + /* a threshold for average of weights if this < Th, do not denoise pixel */ + int32_t avg_min_th; + /* minimum weight for denoising if max < th, do not denoise pixel */ + int32_t max_min_th; + + /**@{*/ + /** Coefficient for approximation, in the form of (1 + x / N)^N, + * that fits the first-order exp() to default exp_lut in BNLM sheet + * */ + int32_t exp_coeff_a; + uint32_t exp_coeff_b; + int32_t exp_coeff_c; + uint32_t exp_exponent; + /**@}*/ + + int32_t nl_th[3]; /**< Detail thresholds */ + + /** Index for n-th maximum candidate weight for each detail group */ + int32_t match_quality_max_idx[4]; + + /**@{*/ + /** A lookup table for 1/sqrt(1+mu) approximation */ + int32_t mu_root_lut_thr[15]; + int32_t mu_root_lut_val[16]; + /**@}*/ + /**@{*/ + /** A lookup table for SAD normalization */ + int32_t sad_norm_lut_thr[15]; + int32_t sad_norm_lut_val[16]; + /**@}*/ + /**@{*/ + /** A lookup table that models a weight's dependency on textures */ + int32_t sig_detail_lut_thr[15]; + int32_t sig_detail_lut_val[16]; + /**@}*/ + /**@{*/ + /** A lookup table that models a weight's dependency on a pixel's radial distance */ + int32_t sig_rad_lut_thr[15]; + int32_t sig_rad_lut_val[16]; + /**@}*/ + /**@{*/ + /** A lookup table to control denoise power depending on a pixel's radial distance */ + int32_t rad_pow_lut_thr[15]; + int32_t rad_pow_lut_val[16]; + /**@}*/ + /**@{*/ + /** Non linear transfer functions to calculate the blending coefficient depending on detail group */ + /** detail group 0 */ + /**@{*/ + int32_t nl_0_lut_thr[15]; + int32_t nl_0_lut_val[16]; + /**@}*/ + /**@{*/ + /** detail group 1 */ + int32_t nl_1_lut_thr[15]; + int32_t nl_1_lut_val[16]; + /**@}*/ + /**@{*/ + /** detail group 2 */ + int32_t nl_2_lut_thr[15]; + int32_t nl_2_lut_val[16]; + /**@}*/ + /**@{*/ + /** detail group 3 */ + int32_t nl_3_lut_thr[15]; + int32_t nl_3_lut_val[16]; + /**@}*/ + /**@}*/ +}; + +#endif /* __IA_CSS_BNLM_TYPES_H */ |
