drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/cnr/cnr_2/ia_css_cnr2_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_CNR2_TYPES_H
  16 #define __IA_CSS_CNR2_TYPES_H
  17
  18 /** @file
  19 * CSS-API header file for Chroma Noise Reduction (CNR) parameters
  20 */
  21
  22 /** Chroma Noise Reduction configuration.
  23  *
  24  *  Small sensitivity of edge means strong smoothness and NR performance.
  25  *  If you see blurred color on vertical edges,
  26  *  set higher values on sense_gain_h*.
  27  *  If you see blurred color on horizontal edges,
  28  *  set higher values on sense_gain_v*.
  29  *
  30  *  ISP block: CNR2
  31  * (ISP1: CNR1 is used.)
  32  * (ISP2: CNR1 is used for Preview/Video.)
  33  *  ISP2: CNR2 is used for Still.
  34  */
  35 struct ia_css_cnr_config {
  36         uint16_t coring_u;      /**< Coring level of U.
  37                                 u0.13, [0,8191], default/ineffective 0 */
  38         uint16_t coring_v;      /**< Coring level of V.
  39                                 u0.13, [0,8191], default/ineffective 0 */
  40         uint16_t sense_gain_vy; /**< Sensitivity of horizontal edge of Y.
  41                                 u13.0, [0,8191], default 100, ineffective 8191 */
  42         uint16_t sense_gain_vu; /**< Sensitivity of horizontal edge of U.
  43                                 u13.0, [0,8191], default 100, ineffective 8191 */
  44         uint16_t sense_gain_vv; /**< Sensitivity of horizontal edge of V.
  45                                 u13.0, [0,8191], default 100, ineffective 8191 */
  46         uint16_t sense_gain_hy; /**< Sensitivity of vertical edge of Y.
  47                                 u13.0, [0,8191], default 50, ineffective 8191 */
  48         uint16_t sense_gain_hu; /**< Sensitivity of vertical edge of U.
  49                                 u13.0, [0,8191], default 50, ineffective 8191 */
  50         uint16_t sense_gain_hv; /**< Sensitivity of vertical edge of V.
  51                                 u13.0, [0,8191], default 50, ineffective 8191 */
  52 };
  53
  54 #endif /* __IA_CSS_CNR2_TYPES_H */
  55