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3719602c PC |
1 | /* Copyright (C) 2010-2020 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this file (image.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef __RARCH_IMAGE_CONTEXT_H | |
24 | #define __RARCH_IMAGE_CONTEXT_H | |
25 | ||
26 | #include <stdint.h> | |
27 | #include <stddef.h> | |
28 | ||
29 | #include <retro_common_api.h> | |
30 | ||
31 | #include <boolean.h> | |
32 | ||
33 | RETRO_BEGIN_DECLS | |
34 | ||
35 | enum image_process_code | |
36 | { | |
37 | IMAGE_PROCESS_ERROR = -2, | |
38 | IMAGE_PROCESS_ERROR_END = -1, | |
39 | IMAGE_PROCESS_NEXT = 0, | |
40 | IMAGE_PROCESS_END = 1 | |
41 | }; | |
42 | ||
43 | struct texture_image | |
44 | { | |
45 | uint32_t *pixels; | |
46 | unsigned width; | |
47 | unsigned height; | |
48 | bool supports_rgba; | |
49 | }; | |
50 | ||
51 | enum image_type_enum | |
52 | { | |
53 | IMAGE_TYPE_NONE = 0, | |
54 | IMAGE_TYPE_PNG, | |
55 | IMAGE_TYPE_JPEG, | |
56 | IMAGE_TYPE_BMP, | |
57 | IMAGE_TYPE_TGA | |
58 | }; | |
59 | ||
60 | enum image_type_enum image_texture_get_type(const char *path); | |
61 | ||
62 | bool image_texture_set_color_shifts(unsigned *r_shift, unsigned *g_shift, | |
63 | unsigned *b_shift, unsigned *a_shift, | |
64 | struct texture_image *out_img); | |
65 | ||
66 | bool image_texture_color_convert(unsigned r_shift, | |
67 | unsigned g_shift, unsigned b_shift, unsigned a_shift, | |
68 | struct texture_image *out_img); | |
69 | ||
70 | bool image_texture_load_buffer(struct texture_image *img, | |
71 | enum image_type_enum type, void *buffer, size_t buffer_len); | |
72 | ||
73 | bool image_texture_load(struct texture_image *img, const char *path); | |
74 | void image_texture_free(struct texture_image *img); | |
75 | ||
76 | /* Image transfer */ | |
77 | ||
78 | void image_transfer_free(void *data, enum image_type_enum type); | |
79 | ||
80 | void *image_transfer_new(enum image_type_enum type); | |
81 | ||
82 | bool image_transfer_start(void *data, enum image_type_enum type); | |
83 | ||
84 | void image_transfer_set_buffer_ptr( | |
85 | void *data, | |
86 | enum image_type_enum type, | |
87 | void *ptr, | |
88 | size_t len); | |
89 | ||
90 | int image_transfer_process( | |
91 | void *data, | |
92 | enum image_type_enum type, | |
93 | uint32_t **buf, size_t size, | |
94 | unsigned *width, unsigned *height); | |
95 | ||
96 | bool image_transfer_iterate(void *data, enum image_type_enum type); | |
97 | ||
98 | bool image_transfer_is_valid(void *data, enum image_type_enum type); | |
99 | ||
100 | RETRO_END_DECLS | |
101 | ||
102 | #endif |