xref: /PHP-8.0/ext/gd/tests/imagefilter.phpt (revision c5401854) 
1--TEST--
2imagefilter() function test
3--SKIPIF--
4<?php
5    if (!extension_loaded('gd')) {
6        die("skip gd extension not available.");
7    }
8    if (!function_exists("imagefilter")) die("skip requires bundled GD library\n");
9?>
10--FILE--
11<?php
12$no_arg_filters = array(
13    "IMG_FILTER_NEGATE",
14    "IMG_FILTER_GRAYSCALE",
15    "IMG_FILTER_EDGEDETECT",
16    "IMG_FILTER_GAUSSIAN_BLUR",
17    "IMG_FILTER_SELECTIVE_BLUR",
18    "IMG_FILTER_EMBOSS",
19    "IMG_FILTER_MEAN_REMOVAL"
20);
21
22$SAVE_DIR = __DIR__;
23$SOURCE_IMG = $SAVE_DIR . "/test.png";
24
25    foreach ($no_arg_filters as $filt) {
26        $im = imagecreatefrompng($SOURCE_IMG);
27        if (imagefilter($im, constant($filt))) {
28            imagepng($im, $SAVE_DIR."/".$filt. ".png");
29            echo "$filt success\n";
30            @unlink($SAVE_DIR."/".$filt. ".png");
31        } else {
32            echo "$filt failed\n";
33        }
34    }
35
36    $im = imagecreatefrompng($SOURCE_IMG);
37
38    if (imagefilter($im, IMG_FILTER_SMOOTH, -1924.124)) {
39        imagepng($im, $SAVE_DIR . "/IMG_FILTER_SMOOTH.png");
40        echo "IMG_FILTER_SMOOTH success\n";
41        @unlink($SAVE_DIR . "/IMG_FILTER_SMOOTH.png");
42    } else {
43        echo "IMG_FILTER_SMOOTH failed\n";
44    }
45
46    $im = imagecreatefrompng($SOURCE_IMG);
47
48    if (imagefilter($im, IMG_FILTER_COLORIZE, -127.12, -127.98, 127)) {
49        imagepng($im, $SAVE_DIR . "/IMG_FILTER_COLORIZE.png");
50        echo "IMG_FILTER_COLORIZE success\n";
51        unlink($SAVE_DIR . "/IMG_FILTER_COLORIZE.png");
52    } else {
53        echo "IMG_FILTER_COLORIZE failed\n";
54    }
55
56    $im = imagecreatefrompng($SOURCE_IMG);
57
58    if (imagefilter($im, IMG_FILTER_CONTRAST, -90)) {
59        imagepng($im, $SAVE_DIR . "/IMG_FILTER_CONTRAST.png");
60        echo "IMG_FILTER_CONTRAST success\n";
61        unlink($SAVE_DIR . "/IMG_FILTER_CONTRAST.png");
62    } else {
63        echo "IMG_FILTER_CONTRAST failed\n";
64    }
65
66    $im = imagecreatefrompng($SOURCE_IMG);
67
68    if (imagefilter($im, IMG_FILTER_BRIGHTNESS, 98)) {
69        imagepng($im, $SAVE_DIR . "/IMG_FILTER_BRIGHTNESS.png");
70        echo "IMG_FILTER_BRIGHTNESS success\n";
71        unlink($SAVE_DIR . "/IMG_FILTER_BRIGHTNESS.png");
72    } else {
73        echo "IMG_FILTER_BRIGHTNESS failed\n";
74    }
75
76    $im = imagecreatefrompng($SOURCE_IMG);
77
78    if (imagefilter($im, IMG_FILTER_PIXELATE, 5, true)) {
79        imagepng($im, $SAVE_DIR . "/IMG_FILTER_PIXELATE.png");
80        echo "IMG_FILTER_PIXELATE success\n";
81        unlink($SAVE_DIR . "/IMG_FILTER_PIXELATE.png");
82    } else {
83        echo "IMG_FILTER_PIXELATE failed\n";
84    }
85
86    $im = imagecreatefrompng($SOURCE_IMG);
87
88    if (imagefilter($im, IMG_FILTER_SCATTER, 3, 5)) {
89        imagepng($im, $SAVE_DIR . "/IMG_FILTER_SCATTER.png");
90        echo "IMG_FILTER_SCATTER success\n";
91        unlink($SAVE_DIR . "/IMG_FILTER_SCATTER.png");
92    } else {
93        echo "IMG_FILTER_SCATTER failed\n";
94    }
95?>
96--EXPECT--
97IMG_FILTER_NEGATE success
98IMG_FILTER_GRAYSCALE success
99IMG_FILTER_EDGEDETECT success
100IMG_FILTER_GAUSSIAN_BLUR success
101IMG_FILTER_SELECTIVE_BLUR success
102IMG_FILTER_EMBOSS success
103IMG_FILTER_MEAN_REMOVAL success
104IMG_FILTER_SMOOTH success
105IMG_FILTER_COLORIZE success
106IMG_FILTER_CONTRAST success
107IMG_FILTER_BRIGHTNESS success
108IMG_FILTER_PIXELATE success
109IMG_FILTER_SCATTER success
110