1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Support for Intel Camera Imaging ISP subsystem. 4 * Copyright (c) 2015, Intel Corporation. 5 */ 6 7 #ifndef __IA_CSS_SDIS2_TYPES_H 8 #define __IA_CSS_SDIS2_TYPES_H 9 10 /* @file 11 * CSS-API header file for DVS statistics parameters. 12 */ 13 14 /* Number of DVS coefficient types */ 15 #define IA_CSS_DVS2_NUM_COEF_TYPES 4 16 17 #ifndef PIPE_GENERATION 18 #include "isp/kernels/sdis/common/ia_css_sdis_common_types.h" 19 #endif 20 21 /* DVS 2.0 Coefficient types. This structure contains 4 pointers to 22 * arrays that contain the coefficients for each type. 23 */ 24 struct ia_css_dvs2_coef_types { 25 s16 *odd_real; /** real part of the odd coefficients*/ 26 s16 *odd_imag; /** imaginary part of the odd coefficients*/ 27 s16 *even_real;/** real part of the even coefficients*/ 28 s16 *even_imag;/** imaginary part of the even coefficients*/ 29 }; 30 31 /* DVS 2.0 Coefficients. This structure describes the coefficients that are needed for the dvs statistics. 32 * e.g. hor_coefs.odd_real is the pointer to int16_t[grid.num_hor_coefs] containing the horizontal odd real 33 * coefficients. 34 */ 35 struct ia_css_dvs2_coefficients { 36 struct ia_css_dvs_grid_info 37 grid; /** grid info contains the dimensions of the dvs grid */ 38 struct ia_css_dvs2_coef_types 39 hor_coefs; /** struct with pointers that contain the horizontal coefficients */ 40 struct ia_css_dvs2_coef_types 41 ver_coefs; /** struct with pointers that contain the vertical coefficients */ 42 }; 43 44 /* DVS 2.0 Statistic types. This structure contains 4 pointers to 45 * arrays that contain the statistics for each type. 46 */ 47 struct ia_css_dvs2_stat_types { 48 s32 *odd_real; /** real part of the odd statistics*/ 49 s32 *odd_imag; /** imaginary part of the odd statistics*/ 50 s32 *even_real;/** real part of the even statistics*/ 51 s32 *even_imag;/** imaginary part of the even statistics*/ 52 }; 53 54 /* DVS 2.0 Statistics. This structure describes the statistics that are generated using the provided coefficients. 55 * e.g. hor_prod.odd_real is the pointer to int16_t[grid.aligned_height][grid.aligned_width] containing 56 * the horizontal odd real statistics. Valid statistics data area is int16_t[0..grid.height-1][0..grid.width-1] 57 */ 58 struct ia_css_dvs2_statistics { 59 struct ia_css_dvs_grid_info 60 grid; /** grid info contains the dimensions of the dvs grid */ 61 struct ia_css_dvs2_stat_types 62 hor_prod; /** struct with pointers that contain the horizontal statistics */ 63 struct ia_css_dvs2_stat_types 64 ver_prod; /** struct with pointers that contain the vertical statistics */ 65 }; 66 67 #endif /* __IA_CSS_SDIS2_TYPES_H */ 68