• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright 2008 Tungsten Graphics
3  *   Jakob Bornecrantz <jakob@tungstengraphics.com>
4  * Copyright 2008 Intel Corporation
5  *   Jesse Barnes <jesse.barnes@intel.com>
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a
8  * copy of this software and associated documentation files (the "Software"),
9  * to deal in the Software without restriction, including without limitation
10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11  * and/or sell copies of the Software, and to permit persons to whom the
12  * Software is furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in
15  * all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23  * IN THE SOFTWARE.
24  */
25 
26 #ifndef UTIL_FORMAT_H
27 #define UTIL_FORMAT_H
28 
29 struct util_color_component {
30 	unsigned int length;
31 	unsigned int offset;
32 };
33 
34 struct util_rgb_info {
35 	struct util_color_component red;
36 	struct util_color_component green;
37 	struct util_color_component blue;
38 	struct util_color_component alpha;
39 };
40 
41 enum util_yuv_order {
42 	YUV_YCbCr = 1,
43 	YUV_YCrCb = 2,
44 	YUV_YC = 4,
45 	YUV_CY = 8,
46 };
47 
48 struct util_yuv_info {
49 	enum util_yuv_order order;
50 	unsigned int xsub;
51 	unsigned int ysub;
52 	unsigned int chroma_stride;
53 };
54 
55 struct util_format_info {
56 	uint32_t format;
57 	const char *name;
58 	const struct util_rgb_info rgb;
59 	const struct util_yuv_info yuv;
60 };
61 
62 uint32_t util_format_fourcc(const char *name);
63 const struct util_format_info *util_format_info_find(uint32_t format);
64 
65 #endif /* UTIL_FORMAT_H */
66