| /* |
| * 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_AA2_STATE_H |
| #define __IA_CSS_AA2_STATE_H |
| |
| #include "type_support.h" |
| #include "vmem.h" /* for VMEM_ARRAY*/ |
| |
| /* Denotes the maximum number of pixels per line that can be processed: |
| * MAX_AA_VECTORS_PER_LINE = maximum_line_width / ISP_NWAY */ |
| #ifndef MAX_AA_VECTORS_PER_LINE |
| #error Please define MAX_AA_VECTORS_PER_LINE. |
| #endif |
| |
| /* This uses 2 history lines for both y, u and v*/ |
| #define AA_STATE_Y_BUFFER_HEIGHT 2 |
| #define AA_STATE_UV_BUFFER_HEIGHT 2 |
| #define AA_STATE_Y_BUFFER_WIDTH MAX_AA_VECTORS_PER_LINE |
| /* The number of u and v elements is half y due to yuv420 downsampling. */ |
| #define AA_STATE_UV_BUFFER_WIDTH (AA_STATE_Y_BUFFER_WIDTH/2) |
| |
| |
| struct ia_css_isp_aa_vmem_state { |
| VMEM_ARRAY(y[AA_STATE_Y_BUFFER_HEIGHT], AA_STATE_Y_BUFFER_WIDTH*ISP_NWAY); |
| VMEM_ARRAY(u[AA_STATE_UV_BUFFER_HEIGHT], AA_STATE_UV_BUFFER_WIDTH*ISP_NWAY); |
| VMEM_ARRAY(v[AA_STATE_UV_BUFFER_HEIGHT], AA_STATE_UV_BUFFER_WIDTH*ISP_NWAY); |
| }; |
| |
| #endif /* __IA_CSS_AA2_STATE_H */ |
