xref: /PHP-8.3/ext/gd/php_gd.h (revision 056e968c)
1 /*
2    +----------------------------------------------------------------------+
3    | Copyright (c) The PHP Group                                          |
4    +----------------------------------------------------------------------+
5    | This source file is subject to version 3.01 of the PHP license,      |
6    | that is bundled with this package in the file LICENSE, and is        |
7    | available through the world-wide-web at the following url:           |
8    | https://www.php.net/license/3_01.txt                                 |
9    | If you did not receive a copy of the PHP license and are unable to   |
10    | obtain it through the world-wide-web, please send a note to          |
11    | license@php.net so we can mail you a copy immediately.               |
12    +----------------------------------------------------------------------+
13    | Authors: Rasmus Lerdorf <rasmus@php.net>                             |
14    |          Stig Bakken <ssb@php.net>                                   |
15    +----------------------------------------------------------------------+
16 */
17 
18 #ifndef PHP_GD_H
19 #define PHP_GD_H
20 
21 #include "zend_string.h"
22 #include "php_streams.h"
23 
24 #if defined(HAVE_LIBGD) || defined(HAVE_GD_BUNDLED)
25 
26 /* open_basedir and safe_mode checks */
27 #define PHP_GD_CHECK_OPEN_BASEDIR(filename, errormsg)                       \
28 	if (!filename || php_check_open_basedir(filename)) {      \
29 		php_error_docref(NULL, E_WARNING, errormsg);      \
30 		RETURN_FALSE;                                               \
31 	}
32 
33 #define PHP_GDIMG_TYPE_GIF      1
34 #define PHP_GDIMG_TYPE_PNG      2
35 #define PHP_GDIMG_TYPE_JPG      3
36 #define PHP_GDIMG_TYPE_WBM      4
37 #define PHP_GDIMG_TYPE_XBM      5
38 #define PHP_GDIMG_TYPE_XPM      6
39 #define PHP_GDIMG_TYPE_GD       8
40 #define PHP_GDIMG_TYPE_GD2      9
41 #define PHP_GDIMG_TYPE_GD2PART  10
42 #define PHP_GDIMG_TYPE_WEBP     11
43 #define PHP_GDIMG_TYPE_BMP      12
44 #define PHP_GDIMG_TYPE_TGA      13
45 #define PHP_GDIMG_TYPE_AVIF     14
46 
47 #define PHP_IMG_GIF    1
48 #define PHP_IMG_JPG    2
49 #define PHP_IMG_JPEG   2
50 #define PHP_IMG_PNG    4
51 #define PHP_IMG_WBMP   8
52 #define PHP_IMG_XPM   16
53 #define PHP_IMG_WEBP  32
54 #define PHP_IMG_BMP   64
55 #define PHP_IMG_TGA  128
56 #define PHP_IMG_AVIF 256
57 
58 /* Section Filters Declarations */
59 /* IMPORTANT NOTE FOR NEW FILTER
60  * Do not forget to update:
61  * IMAGE_FILTER_MAX: define the last filter index
62  * IMAGE_FILTER_MAX_ARGS: define the biggest amount of arguments
63  * image_filter array in PHP_FUNCTION(imagefilter)
64  * */
65 #define IMAGE_FILTER_NEGATE         0
66 #define IMAGE_FILTER_GRAYSCALE      1
67 #define IMAGE_FILTER_BRIGHTNESS     2
68 #define IMAGE_FILTER_CONTRAST       3
69 #define IMAGE_FILTER_COLORIZE       4
70 #define IMAGE_FILTER_EDGEDETECT     5
71 #define IMAGE_FILTER_EMBOSS         6
72 #define IMAGE_FILTER_GAUSSIAN_BLUR  7
73 #define IMAGE_FILTER_SELECTIVE_BLUR 8
74 #define IMAGE_FILTER_MEAN_REMOVAL   9
75 #define IMAGE_FILTER_SMOOTH         10
76 #define IMAGE_FILTER_PIXELATE       11
77 #define IMAGE_FILTER_SCATTER		12
78 #define IMAGE_FILTER_MAX            12
79 #define IMAGE_FILTER_MAX_ARGS       6
80 
81 #ifdef HAVE_GD_BUNDLED
82 #define GD_BUNDLED 1
83 #else
84 #define GD_BUNDLED 0
85 #endif
86 
87 #ifdef PHP_WIN32
88 #	ifdef PHP_GD_EXPORTS
89 #		define PHP_GD_API __declspec(dllexport)
90 #	else
91 #		define PHP_GD_API __declspec(dllimport)
92 #	endif
93 #elif defined(__GNUC__) && __GNUC__ >= 4
94 #	define PHP_GD_API __attribute__ ((visibility("default")))
95 #else
96 #	define PHP_GD_API
97 #endif
98 
99 PHPAPI extern const char php_sig_gif[3];
100 PHPAPI extern const char php_sig_jpg[3];
101 PHPAPI extern const char php_sig_png[8];
102 PHPAPI extern const char php_sig_bmp[2];
103 PHPAPI extern const char php_sig_riff[4];
104 PHPAPI extern const char php_sig_webp[4];
105 PHPAPI extern const char php_sig_avif[4];
106 
107 extern zend_module_entry gd_module_entry;
108 #define phpext_gd_ptr &gd_module_entry
109 
110 #include "php_version.h"
111 #define PHP_GD_VERSION PHP_VERSION
112 
113 /* gd.c functions */
114 PHP_MINFO_FUNCTION(gd);
115 PHP_MINIT_FUNCTION(gd);
116 PHP_MSHUTDOWN_FUNCTION(gd);
117 PHP_RSHUTDOWN_FUNCTION(gd);
118 
119 PHP_GD_API struct gdImageStruct *php_gd_libgdimageptr_from_zval_p(zval* zp);
120 
121 #else
122 
123 #define phpext_gd_ptr NULL
124 
125 #endif
126 
127 #endif /* PHP_GD_H */
128