2 * Support for Intel Camera Imaging ISP subsystem.
3 * Copyright (c) 2015, Intel Corporation.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 #ifndef __IA_CSS_CTC2_TYPES_H
16 #define __IA_CSS_CTC2_TYPES_H
18 /* Chroma Tone Control configuration.
20 * ISP block: CTC2 (CTC by polygonal approximation)
21 * (ISP1: CTC1 (CTC by look-up table) is used.)
23 * ISP261: CTC2 (CTC by Fast Approximate Distance)
25 struct ia_css_ctc2_config {
27 /** Gains by Y(Luma) at Y =0.0,Y_X1, Y_X2, Y_X3, Y_X4 and Y_X5
28 * --default/ineffective value: 4096(0.5f)
36 /* 1st-4th kneepoints by Y(Luma) --default/ineffective value:n/a
37 * requirement: 0.0 < y_x1 < y_x2 <y _x3 < y_x4 < 1.0
43 /* Gains by UV(Chroma) under threholds uv_x0 and uv_x1
44 * --default/ineffective value: 4096(0.5f)
48 /* Minimum and Maximum Thresholds by UV(Chroma)- uv_x0 and uv_x1
49 * --default/ineffective value: n/a
55 #endif /* __IA_CSS_CTC2_TYPES_H */