| /* |
| * 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. |
| */ |
| |
| #if !defined(HAS_NO_HMEM) |
| |
| #include "memory_access.h" |
| #include "ia_css_types.h" |
| #include "sh_css_internal.h" |
| #include "assert_support.h" |
| #include "sh_css_frac.h" |
| |
| #include "ia_css_bh.host.h" |
| |
| void |
| ia_css_bh_hmem_decode( |
| struct ia_css_3a_rgby_output *out_ptr, |
| const struct ia_css_bh_table *hmem_buf) |
| { |
| int i; |
| |
| /* |
| * No weighted histogram, hence no grid definition |
| */ |
| if(!hmem_buf) |
| return; |
| assert(sizeof_hmem(HMEM0_ID) == sizeof(*hmem_buf)); |
| |
| /* Deinterleave */ |
| for (i = 0; i < HMEM_UNIT_SIZE; i++) { |
| out_ptr[i].r = hmem_buf->hmem[BH_COLOR_R][i]; |
| out_ptr[i].g = hmem_buf->hmem[BH_COLOR_G][i]; |
| out_ptr[i].b = hmem_buf->hmem[BH_COLOR_B][i]; |
| out_ptr[i].y = hmem_buf->hmem[BH_COLOR_Y][i]; |
| /* sh_css_print ("hmem[%d] = %d, %d, %d, %d\n", |
| i, out_ptr[i].r, out_ptr[i].g, out_ptr[i].b, out_ptr[i].y); */ |
| } |
| } |
| |
| void |
| ia_css_bh_encode( |
| struct sh_css_isp_bh_params *to, |
| const struct ia_css_3a_config *from, |
| unsigned size) |
| { |
| (void)size; |
| /* coefficients to calculate Y */ |
| to->y_coef_r = |
| uDIGIT_FITTING(from->ae_y_coef_r, 16, SH_CSS_AE_YCOEF_SHIFT); |
| to->y_coef_g = |
| uDIGIT_FITTING(from->ae_y_coef_g, 16, SH_CSS_AE_YCOEF_SHIFT); |
| to->y_coef_b = |
| uDIGIT_FITTING(from->ae_y_coef_b, 16, SH_CSS_AE_YCOEF_SHIFT); |
| } |
| |
| #endif |