drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ynr/ynr_1.0/ia_css_ynr_types.h

   1 /*
   2  * Support for Intel Camera Imaging ISP subsystem.
   3  * Copyright (c) 2015, Intel Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  */
  14
  15 #ifndef __IA_CSS_YNR_TYPES_H
  16 #define __IA_CSS_YNR_TYPES_H
  17
  18 /** @file
  19 * CSS-API header file for Noise Reduction (BNR) and YCC Noise Reduction (YNR,CNR).
  20 */
  21
  22 /** Configuration used by Bayer Noise Reduction (BNR) and
  23  *  YCC Noise Reduction (YNR,CNR).
  24  *
  25  *  ISP block: BNR1, YNR1, CNR1
  26  *  ISP1: BNR1,YNR1,CNR1 are used.
  27  *  ISP2: BNR1,YNR1,CNR1 are used for Preview/Video.
  28  *        BNR1,YNR2,CNR2 are used for Still.
  29  */
  30 struct ia_css_nr_config {
  31         ia_css_u0_16 bnr_gain;     /**< Strength of noise reduction (BNR).
  32                                 u0.16, [0,65535],
  33                                 default 14336(0.21875), ineffective 0 */
  34         ia_css_u0_16 ynr_gain;     /**< Strength of noise reduction (YNR).
  35                                 u0.16, [0,65535],
  36                                 default 14336(0.21875), ineffective 0 */
  37         ia_css_u0_16 direction;    /**< Sensitivity of edge (BNR).
  38                                 u0.16, [0,65535],
  39                                 default 512(0.0078125), ineffective 0 */
  40         ia_css_u0_16 threshold_cb; /**< Coring threshold for Cb (CNR).
  41                                 This is the same as
  42                                 de_config.c1_coring_threshold.
  43                                 u0.16, [0,65535],
  44                                 default 0(0), ineffective 0 */
  45         ia_css_u0_16 threshold_cr; /**< Coring threshold for Cr (CNR).
  46                                 This is the same as
  47                                 de_config.c2_coring_threshold.
  48                                 u0.16, [0,65535],
  49                                 default 0(0), ineffective 0 */
  50 };
  51
  52 /** Edge Enhancement (sharpen) configuration.
  53  *
  54  *  ISP block: YEE1
  55  *  ISP1: YEE1 is used.
  56  *  ISP2: YEE1 is used for Preview/Video.
  57  *       (YEE2 is used for Still.)
  58  */
  59 struct ia_css_ee_config {
  60         ia_css_u5_11 gain;        /**< The strength of sharpness.
  61                                         u5.11, [0,65535],
  62                                         default 8192(4.0), ineffective 0 */
  63         ia_css_u8_8 threshold;    /**< The threshold that divides noises from
  64                                         edge.
  65                                         u8.8, [0,65535],
  66                                         default 256(1.0), ineffective 65535 */
  67         ia_css_u5_11 detail_gain; /**< The strength of sharpness in pell-mell
  68                                         area.
  69                                         u5.11, [0,65535],
  70                                         default 2048(1.0), ineffective 0 */
  71 };
  72
  73 /** YNR and YEE (sharpen) configuration.
  74  */
  75 struct ia_css_yee_config {
  76         struct ia_css_nr_config nr; /**< The NR configuration. */
  77         struct ia_css_ee_config ee; /**< The EE configuration. */
  78 };
  79
  80 #endif /* __IA_CSS_YNR_TYPES_H */
  81