1 /* 2 * Copyright © 2018 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 */ 23 24 #ifndef __IGT_COLOR_ENCODING_H__ 25 #define __IGT_COLOR_ENCODING_H__ 26 27 #include <stdbool.h> 28 #include <stdint.h> 29 30 #include "igt_matrix.h" 31 32 enum igt_color_encoding { 33 IGT_COLOR_YCBCR_BT601, 34 IGT_COLOR_YCBCR_BT709, 35 IGT_COLOR_YCBCR_BT2020, 36 IGT_NUM_COLOR_ENCODINGS, 37 }; 38 39 enum igt_color_range { 40 IGT_COLOR_YCBCR_LIMITED_RANGE, 41 IGT_COLOR_YCBCR_FULL_RANGE, 42 IGT_NUM_COLOR_RANGES, 43 }; 44 45 const char *igt_color_encoding_to_str(enum igt_color_encoding encoding); 46 const char *igt_color_range_to_str(enum igt_color_range range); 47 48 struct igt_mat4 igt_ycbcr_to_rgb_matrix(uint32_t ycbcr_fourcc, 49 uint32_t rgb_fourcc, 50 enum igt_color_encoding color_encoding, 51 enum igt_color_range color_range); 52 struct igt_mat4 igt_rgb_to_ycbcr_matrix(uint32_t rgb_fourcc, 53 uint32_t ycbcr_fourcc, 54 enum igt_color_encoding color_encoding, 55 enum igt_color_range color_range); 56 57 #endif /* __IGT_COLOR_ENCODING_H__ */ 58