1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Release Version: irci_stable_candrpv_0415_20150521_0458 */
3 /* Release Version: irci_ecr-master_20150911_0724 */
4 /*
5  * Support for Intel Camera Imaging ISP subsystem.
6  * Copyright (c) 2015, Intel Corporation.
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms and conditions of the GNU General Public License,
10  * version 2, as published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15  * more details.
16  */
17 
18 #ifndef __IA_CSS_HDR_PARAMS_H
19 #define __IA_CSS_HDR_PARAMS_H
20 
21 #include "type_support.h"
22 
23 #define HDR_NUM_INPUT_FRAMES         (3)
24 
25 /* HDR irradiance map parameters on ISP. */
26 struct sh_css_hdr_irradiance_params {
27 	s32 test_irr;
28 	s32 match_shift[HDR_NUM_INPUT_FRAMES -
29 					     1];  /* Histogram matching shift parameter */
30 	s32 match_mul[HDR_NUM_INPUT_FRAMES -
31 					   1];    /* Histogram matching multiplication parameter */
32 	s32 thr_low[HDR_NUM_INPUT_FRAMES -
33 					 1];      /* Weight map soft threshold low bound parameter */
34 	s32 thr_high[HDR_NUM_INPUT_FRAMES -
35 					  1];     /* Weight map soft threshold high bound parameter */
36 	s32 thr_coeff[HDR_NUM_INPUT_FRAMES -
37 					   1];    /* Soft threshold linear function coefficient */
38 	s32 thr_shift[HDR_NUM_INPUT_FRAMES -
39 					   1];    /* Soft threshold precision shift parameter */
40 	s32 weight_bpp;                             /* Weight map bits per pixel */
41 };
42 
43 /* HDR deghosting parameters on ISP */
44 struct sh_css_hdr_deghost_params {
45 	s32 test_deg;
46 };
47 
48 /* HDR exclusion parameters on ISP */
49 struct sh_css_hdr_exclusion_params {
50 	s32 test_excl;
51 };
52 
53 /* HDR ISP parameters */
54 struct sh_css_isp_hdr_params {
55 	struct sh_css_hdr_irradiance_params irradiance;
56 	struct sh_css_hdr_deghost_params    deghost;
57 	struct sh_css_hdr_exclusion_params  exclusion;
58 };
59 
60 #endif /* __IA_CSS_HDR_PARAMS_H */
61