| /* |
| * 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_GC_TYPES_H |
| #define __IA_CSS_GC_TYPES_H |
| |
| /** @file |
| * CSS-API header file for Gamma Correction parameters. |
| */ |
| |
| #include "isp/kernels/ctc/ctc_1.0/ia_css_ctc_types.h" /* FIXME: Needed for ia_css_vamem_type */ |
| |
| /** Fractional bits for GAMMA gain */ |
| #define IA_CSS_GAMMA_GAIN_K_SHIFT 13 |
| |
| /** Number of elements in the gamma table. */ |
| #define IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE_LOG2 10 |
| #define IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE (1U<<IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE_LOG2) |
| |
| /** Number of elements in the gamma table. */ |
| #define IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE_LOG2 8 |
| #define IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE ((1U<<IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE_LOG2) + 1) |
| |
| /** Gamma table, used for Y(Luma) Gamma Correction. |
| * |
| * ISP block: GC1 (YUV Gamma Correction) |
| * ISP1: GC1 is used. |
| * (ISP2: GC2(sRGB Gamma Correction) is used.) |
| */ |
| /**< IA_CSS_VAMEM_TYPE_1(ISP2300) or |
| IA_CSS_VAMEM_TYPE_2(ISP2400) */ |
| union ia_css_gc_data { |
| uint16_t vamem_1[IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE]; |
| /**< Y(Luma) Gamma table on vamem type 1. u0.8, [0,255] */ |
| uint16_t vamem_2[IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE]; |
| /**< Y(Luma) Gamma table on vamem type 2. u0.8, [0,255] */ |
| }; |
| |
| struct ia_css_gamma_table { |
| enum ia_css_vamem_type vamem_type; |
| union ia_css_gc_data data; |
| }; |
| |
| /** Gamma Correction configuration (used only for YUV Gamma Correction). |
| * |
| * ISP block: GC1 (YUV Gamma Correction) |
| * ISP1: GC1 is used. |
| * (ISP2: GC2 (sRGB Gamma Correction) is used.) |
| */ |
| struct ia_css_gc_config { |
| uint16_t gain_k1; /**< Gain to adjust U after YUV Gamma Correction. |
| u0.16, [0,65535], |
| default/ineffective 19000(0.29) */ |
| uint16_t gain_k2; /**< Gain to adjust V after YUV Gamma Correction. |
| u0.16, [0,65535], |
| default/ineffective 19000(0.29) */ |
| }; |
| |
| /** Chroma Enhancement configuration. |
| * |
| * This parameter specifies range of chroma output level. |
| * The standard range is [0,255] or [16,240]. |
| * |
| * ISP block: CE1 |
| * ISP1: CE1 is used. |
| * (ISP2: CE1 is not used.) |
| */ |
| struct ia_css_ce_config { |
| uint8_t uv_level_min; /**< Minimum of chroma output level. |
| u0.8, [0,255], default/ineffective 0 */ |
| uint8_t uv_level_max; /**< Maximum of chroma output level. |
| u0.8, [0,255], default/ineffective 255 */ |
| }; |
| |
| /** Multi-Axes Color Correction (MACC) configuration. |
| * |
| * ISP block: MACC2 (MACC by matrix and exponent(ia_css_macc_config)) |
| * (ISP1: MACC1 (MACC by only matrix) is used.) |
| * ISP2: MACC2 is used. |
| */ |
| struct ia_css_macc_config { |
| uint8_t exp; /**< Common exponent of ia_css_macc_table. |
| u8.0, [0,13], default 1, ineffective 1 */ |
| }; |
| |
| #endif /* __IA_CSS_GC_TYPES_H */ |