@@ 13-476 (lines=464) @@ | ||
10 | * |
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11 | * @version SVN: $Id: Image.php 193 2009-06-23 23:11:53Z victorstanciu $ |
|
12 | */ |
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13 | class Nip_File_Image extends Nip_File_Handler |
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14 | { |
|
15 | public $extensions = ['jpg', 'jpeg', 'gif', 'png']; |
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16 | public $quality = 90; |
|
17 | public $type = 'jpg'; |
|
18 | public $max_width = false; |
|
19 | public $errors = []; |
|
20 | ||
21 | protected $_resource; |
|
22 | protected $_file; |
|
23 | protected $_upload; |
|
24 | protected $_width; |
|
25 | protected $_height; |
|
26 | ||
27 | /** |
|
28 | * @param array $upload |
|
29 | */ |
|
30 | public function setResourceFromUpload($upload) |
|
31 | { |
|
32 | $this->_upload = $upload; |
|
33 | $this->setResourceFromFile($upload['tmp_name']); |
|
34 | } |
|
35 | ||
36 | /** |
|
37 | * @param string $path |
|
38 | * |
|
39 | * @return bool |
|
40 | */ |
|
41 | public function setResourceFromFile($path) |
|
42 | { |
|
43 | $this->_file = $path; |
|
44 | if (file_exists($path)) { |
|
45 | $details = getimagesize($path); |
|
46 | ||
47 | switch ($details['mime']) { |
|
48 | case 'image/gif': |
|
49 | $this->type = 'gif'; |
|
50 | if (imagetypes() & IMG_GIF) { |
|
51 | $this->_resource = imagecreatefromgif($path); |
|
52 | } |
|
53 | break; |
|
54 | case 'image/jpeg': |
|
55 | $this->type = 'jpg'; |
|
56 | if (imagetypes() & IMG_JPG) { |
|
57 | $this->_resource = imagecreatefromjpeg($path); |
|
58 | } |
|
59 | break; |
|
60 | case 'image/png': |
|
61 | $this->type = 'png'; |
|
62 | if (imagetypes() & IMG_PNG) { |
|
63 | $this->_resource = imagecreatefrompng($path); |
|
64 | } |
|
65 | break; |
|
66 | } |
|
67 | ||
68 | $this->getWidth(); |
|
69 | $this->getHeight(); |
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70 | ||
71 | return true; |
|
72 | } else { |
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73 | trigger_error("Cannot find file $path", E_USER_ERROR); |
|
74 | } |
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75 | ||
76 | return false; |
|
77 | } |
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78 | ||
79 | /** |
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80 | * @return int |
|
81 | */ |
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82 | public function getWidth() |
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83 | { |
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84 | if (!$this->_width && $this->_resource) { |
|
85 | $this->setWidth(imagesx($this->_resource)); |
|
86 | } |
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87 | ||
88 | return $this->_width; |
|
89 | } |
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90 | ||
91 | /** |
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92 | * @param int $width |
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93 | */ |
|
94 | public function setWidth($width) |
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95 | { |
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96 | $this->_width = $width; |
|
97 | } |
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98 | ||
99 | /** |
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100 | * @return int |
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101 | */ |
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102 | public function getHeight() |
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103 | { |
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104 | if (!$this->_height && $this->_resource) { |
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105 | $this->setHeight(imagesy($this->_resource)); |
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106 | } |
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107 | ||
108 | return $this->_height; |
|
109 | } |
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110 | ||
111 | /** |
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112 | * @param int $height |
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113 | */ |
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114 | public function setHeight($height) |
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115 | { |
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116 | $this->_height = $height; |
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117 | } |
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118 | ||
119 | /** |
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120 | * @param string $name |
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121 | */ |
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122 | public function setBaseName($name) |
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123 | { |
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124 | $name = $name.'.'.$this->type; |
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125 | $this->setName($name); |
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126 | } |
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127 | ||
128 | /** |
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129 | * @param string $name |
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130 | */ |
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131 | public function setName($name) |
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132 | { |
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133 | $this->name = $name; |
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134 | $this->url = dirname($this->url).'/'.$this->name; |
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135 | $this->path = dirname($this->path).'/'.$this->name; |
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136 | } |
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137 | ||
138 | /** |
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139 | * @return bool |
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140 | */ |
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141 | public function save() |
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142 | { |
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143 | if (Nip_File_System::instance()->createDirectory(dirname($this->path))) { |
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144 | switch ($this->type) { |
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145 | case 'png': |
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146 | if ($this->quality > 9) { |
|
147 | if ($this->quality < 100) { |
|
148 | $this->quality = $this->quality / 10; |
|
149 | } else { |
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150 | $this->quality = 9; |
|
151 | } |
|
152 | } |
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153 | $this->quality = abs($this->quality - 9); |
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154 | $this->quality = 0; |
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155 | ||
156 | $newImg = imagecreatetruecolor($this->_width, $this->_height); |
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157 | imagealphablending($newImg, false); |
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158 | imagesavealpha($newImg, true); |
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159 | ||
160 | imagecopyresampled($newImg, $this->_resource, 0, 0, 0, 0, $this->_width, $this->_height, $this->_width, $this->_height); |
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161 | ||
162 | $return = imagepng($newImg, $this->path, $this->quality); |
|
163 | break; |
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164 | case 'jpg': |
|
165 | default: |
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166 | $return = imagejpeg($this->_resource, $this->path, $this->quality); |
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167 | break; |
|
168 | } |
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169 | ||
170 | if ($return) { |
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171 | chmod($this->path, 0777); |
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172 | ||
173 | return true; |
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174 | } |
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175 | $this->errors[] = 'Error saving file'; |
|
176 | } else { |
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177 | $this->errors[] = 'Error creating directory'; |
|
178 | } |
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179 | ||
180 | return false; |
|
181 | } |
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182 | ||
183 | public function grayscaleFade() |
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184 | { |
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185 | $this->grayscaleFilter(); |
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186 | imagefilter($this->_resource, IMG_FILTER_BRIGHTNESS, 50); |
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187 | } |
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188 | ||
189 | public function grayscaleFilter() |
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190 | { |
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191 | imagefilter($this->_resource, IMG_FILTER_GRAYSCALE); |
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192 | } |
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193 | ||
194 | public function resize($max_width = false, $max_height = false) |
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195 | { |
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196 | if (!$max_width) { |
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197 | if ($this->max_width) { |
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198 | $max_width = $this->max_width; |
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199 | } else { |
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200 | $max_width = $this->getWidth(); |
|
201 | } |
|
202 | } |
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203 | ||
204 | if (!$max_height) { |
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205 | if ($this->max_height) { |
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206 | $max_height = $this->max_height; |
|
207 | } else { |
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208 | $max_height = $this->getHeight(); |
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209 | } |
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210 | } |
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211 | ||
212 | $ratio = $this->getRatio(); |
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213 | $target_ratio = $max_width / $max_height; |
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214 | ||
215 | if ($ratio > $target_ratio) { |
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216 | $new_width = $max_width; |
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217 | $new_height = round($max_width / $ratio); |
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218 | } else { |
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219 | $new_height = $max_height; |
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220 | $new_width = round($max_height * $ratio); |
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221 | } |
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222 | ||
223 | $image = imagecreatetruecolor($new_width, $new_height); |
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224 | imagealphablending($image, false); |
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225 | imagesavealpha($image, true); |
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226 | ||
227 | imagecopyresampled($image, $this->_resource, 0, 0, 0, 0, $new_width, $new_height, $this->getWidth(), $this->getHeight()); |
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228 | ||
229 | $this->_width = $new_width; |
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230 | $this->_height = $new_height; |
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231 | $this->_resource = $image; |
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232 | ||
233 | return $this; |
|
234 | } |
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235 | ||
236 | public function getRatio() |
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237 | { |
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238 | return $this->getWidth() / $this->getHeight(); |
|
239 | } |
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240 | ||
241 | public function cropToCenter($cWidth, $cHeight) |
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242 | { |
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243 | $this->resizeToLarge($cWidth, $cHeight); |
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244 | ||
245 | $width = $this->getWidth(); |
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246 | $height = $this->getHeight(); |
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247 | ||
248 | $x0 = round(abs(($width - $cWidth) / 2), 0); |
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249 | $y0 = round(abs(($height - $cHeight) / 2), 0); |
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250 | ||
251 | $this->crop($x0, $y0, $cWidth, $cHeight, $cWidth, $cHeight); |
|
252 | } |
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253 | ||
254 | /** |
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255 | * @param bool|int $max_width |
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256 | * @param bool|int $max_height |
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257 | * |
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258 | * @return $this |
|
259 | */ |
|
260 | public function resizeToLarge($max_width = false, $max_height = false) |
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261 | { |
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262 | if (!$max_width) { |
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263 | $max_width = $this->getWidth(); |
|
264 | } |
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265 | ||
266 | if (!$max_height) { |
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267 | $max_height = $this->getHeight(); |
|
268 | } |
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269 | ||
270 | $sourceRatio = $this->getRatio(); |
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271 | $target_ratio = $max_width / $max_height; |
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272 | ||
273 | if ($sourceRatio > $target_ratio) { |
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274 | $new_height = $max_height; |
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275 | $new_width = (int) ($max_height * $sourceRatio); |
|
276 | } else { |
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277 | $new_width = $max_width; |
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278 | $new_height = (int) ($max_width / $sourceRatio); |
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279 | } |
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280 | ||
281 | $image = imagecreatetruecolor($new_width, $new_height); |
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282 | imagealphablending($image, false); |
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283 | imagesavealpha($image, true); |
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284 | ||
285 | imagecopyresampled($image, $this->_resource, 0, 0, 0, 0, $new_width, $new_height, $this->getWidth(), $this->getHeight()); |
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286 | ||
287 | $this->_width = $new_width; |
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288 | $this->_height = $new_height; |
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289 | $this->_resource = $image; |
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290 | ||
291 | return $this; |
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292 | } |
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293 | ||
294 | /** |
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295 | * @param $x |
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296 | * @param $y |
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297 | * @param $dwidth |
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298 | * @param $dheight |
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299 | * @param $swidth |
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300 | * @param $sheight |
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301 | */ |
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302 | public function crop($x, $y, $dwidth, $dheight, $swidth, $sheight) |
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303 | { |
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304 | $image = imagecreatetruecolor($dwidth, $dheight); |
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305 | imagealphablending($image, false); |
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306 | imagesavealpha($image, true); |
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307 | ||
308 | imagecopyresampled($image, $this->_resource, |
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309 | 0, 0, |
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310 | $x, $y, |
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311 | $dwidth, $dheight, |
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312 | $swidth, $sheight); |
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313 | ||
314 | $this->_width = $dwidth; |
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315 | $this->_height = $dheight; |
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316 | $this->_resource = $image; |
|
317 | } |
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318 | ||
319 | /** |
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320 | * @param int $amount |
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321 | * @param float $radius |
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322 | * @param int $threshold |
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323 | * |
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324 | * @return $this |
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325 | */ |
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326 | public function unsharpMask($amount = 80, $radius = 0.5, $threshold = 3) |
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327 | { |
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328 | $img = &$this->_resource; |
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329 | ||
330 | if ($amount > 500) { |
|
331 | $amount = 500; |
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332 | } |
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333 | $amount = $amount * 0.016; |
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334 | if ($radius > 50) { |
|
335 | $radius = 50; |
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336 | } |
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337 | $radius = $radius * 2; |
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338 | if ($threshold > 255) { |
|
339 | $threshold = 255; |
|
340 | } |
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341 | ||
342 | $radius = abs(round($radius)); |
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343 | if ($radius == 0) { |
|
344 | return; |
|
345 | } |
|
346 | ||
347 | $w = $this->_width; |
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348 | $h = $this->_height; |
|
349 | ||
350 | $imgCanvas = imagecreatetruecolor($w, $h); |
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351 | $imgBlur = imagecreatetruecolor($w, $h); |
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352 | ||
353 | if (function_exists('imageconvolution')) { |
|
354 | $matrix = [[1, 2, 1], [2, 4, 2], [1, 2, 1]]; |
|
355 | imagecopy($imgBlur, $img, 0, 0, 0, 0, $w, $h); |
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356 | imageconvolution($imgBlur, $matrix, 16, 0); |
|
357 | } else { |
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358 | for ($i = 0; $i < $radius; $i++) { |
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359 | imagecopy($imgBlur, $img, 0, 0, 1, 0, $w - 1, $h); |
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360 | imagecopymerge($imgBlur, $img, 1, 0, 0, 0, $w, $h, 50); |
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361 | imagecopymerge($imgBlur, $img, 0, 0, 0, 0, $w, $h, 50); |
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362 | imagecopy($imgCanvas, $imgBlur, 0, 0, 0, 0, $w, $h); |
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363 | ||
364 | imagecopymerge($imgBlur, $imgCanvas, 0, 0, 0, 1, $w, $h - 1, 33.33333); |
|
365 | imagecopymerge($imgBlur, $imgCanvas, 0, 1, 0, 0, $w, $h, 25); |
|
366 | } |
|
367 | } |
|
368 | ||
369 | if ($threshold > 0) { |
|
370 | for ($x = 0; $x < $w - 1; $x++) { |
|
371 | for ($y = 0; $y < $h; $y++) { |
|
372 | $rgbOrig = imagecolorat($img, $x, $y); |
|
373 | $rOrig = (($rgbOrig >> 16) & 0xFF); |
|
374 | $gOrig = (($rgbOrig >> 8) & 0xFF); |
|
375 | $bOrig = ($rgbOrig & 0xFF); |
|
376 | ||
377 | $rgbBlur = imagecolorat($imgBlur, $x, $y); |
|
378 | ||
379 | $rBlur = (($rgbBlur >> 16) & 0xFF); |
|
380 | $gBlur = (($rgbBlur >> 8) & 0xFF); |
|
381 | $bBlur = ($rgbBlur & 0xFF); |
|
382 | ||
383 | $rNew = (abs($rOrig - $rBlur) >= $threshold) ? max(0, min(255, ($amount * ($rOrig - $rBlur)) + $rOrig)) : $rOrig; |
|
384 | $gNew = (abs($gOrig - $gBlur) >= $threshold) ? max(0, min(255, ($amount * ($gOrig - $gBlur)) + $gOrig)) : $gOrig; |
|
385 | $bNew = (abs($bOrig - $bBlur) >= $threshold) ? max(0, min(255, ($amount * ($bOrig - $bBlur)) + $bOrig)) : $bOrig; |
|
386 | ||
387 | if (($rOrig != $rNew) || ($gOrig != $gNew) || ($bOrig != $bNew)) { |
|
388 | $pixCol = imagecolorallocate($img, $rNew, $gNew, $bNew); |
|
389 | imagesetpixel($img, $x, $y, $pixCol); |
|
390 | } |
|
391 | } |
|
392 | } |
|
393 | } else { |
|
394 | for ($x = 0; $x < $w; $x++) { |
|
395 | for ($y = 0; $y < $h; $y++) { |
|
396 | $rgbOrig = imagecolorat($img, $x, $y); |
|
397 | $rOrig = (($rgbOrig >> 16) & 0xFF); |
|
398 | $gOrig = (($rgbOrig >> 8) & 0xFF); |
|
399 | $bOrig = ($rgbOrig & 0xFF); |
|
400 | ||
401 | $rgbBlur = imagecolorat($imgBlur, $x, $y); |
|
402 | ||
403 | $rBlur = (($rgbBlur >> 16) & 0xFF); |
|
404 | $gBlur = (($rgbBlur >> 8) & 0xFF); |
|
405 | $bBlur = ($rgbBlur & 0xFF); |
|
406 | ||
407 | $rNew = ($amount * ($rOrig - $rBlur)) + $rOrig; |
|
408 | if ($rNew > 255) { |
|
409 | $rNew = 255; |
|
410 | } elseif ($rNew < 0) { |
|
411 | $rNew = 0; |
|
412 | } |
|
413 | $gNew = ($amount * ($gOrig - $gBlur)) + $gOrig; |
|
414 | if ($gNew > 255) { |
|
415 | $gNew = 255; |
|
416 | } elseif ($gNew < 0) { |
|
417 | $gNew = 0; |
|
418 | } |
|
419 | $bNew = ($amount * ($bOrig - $bBlur)) + $bOrig; |
|
420 | if ($bNew > 255) { |
|
421 | $bNew = 255; |
|
422 | } elseif ($bNew < 0) { |
|
423 | $bNew = 0; |
|
424 | } |
|
425 | $rgbNew = ($rNew << 16) + ($gNew << 8) + $bNew; |
|
426 | imagesetpixel($img, $x, $y, $rgbNew); |
|
427 | } |
|
428 | } |
|
429 | } |
|
430 | ||
431 | imagedestroy($imgCanvas); |
|
432 | imagedestroy($imgBlur); |
|
433 | ||
434 | return $this; |
|
435 | } |
|
436 | ||
437 | /** |
|
438 | * @param Nip_File_Image $image |
|
439 | * |
|
440 | * @return $this |
|
441 | */ |
|
442 | public function copyResource(self $image) |
|
443 | { |
|
444 | $this->_width = $image->getWidth(); |
|
445 | $this->_height = $image->getHeight(); |
|
446 | $this->_resource = $image->getResource(); |
|
447 | ||
448 | return $this; |
|
449 | } |
|
450 | ||
451 | public function getResource() |
|
452 | { |
|
453 | return $this->_resource; |
|
454 | } |
|
455 | ||
456 | public function setResource($gdImage) |
|
457 | { |
|
458 | $this->_resource = $gdImage; |
|
459 | } |
|
460 | ||
461 | /** |
|
462 | * @return mixed |
|
463 | */ |
|
464 | public function getFile() |
|
465 | { |
|
466 | return $this->_file; |
|
467 | } |
|
468 | ||
469 | /** |
|
470 | * @return string |
|
471 | */ |
|
472 | public function getExtension() |
|
473 | { |
|
474 | return Nip_File_System::instance()->getExtension($this->path); |
|
475 | } |
|
476 | } |
|
477 |
@@ 13-437 (lines=425) @@ | ||
10 | * @license http://www.opensource.org/licenses/mit-license.php The MIT License |
|
11 | * @version SVN: $Id: Image.php 193 2009-06-23 23:11:53Z victorstanciu $ |
|
12 | */ |
|
13 | class Image extends File |
|
14 | { |
|
15 | public $extensions = ["jpg", "jpeg", "gif", "png"]; |
|
16 | public $quality = 90; |
|
17 | public $type = 'jpg'; |
|
18 | public $max_width = false; |
|
19 | public $errors = []; |
|
20 | protected $_resource; |
|
21 | protected $_file; |
|
22 | protected $_upload; |
|
23 | protected $_width; |
|
24 | protected $_height; |
|
25 | ||
26 | /** |
|
27 | * @param array $upload |
|
28 | */ |
|
29 | public function setResourceFromUpload($upload) |
|
30 | { |
|
31 | $this->_upload = $upload; |
|
32 | $this->setResourceFromFile($upload['tmp_name']); |
|
33 | } |
|
34 | ||
35 | /** |
|
36 | * @param string $path |
|
37 | * @return bool |
|
38 | */ |
|
39 | public function setResourceFromFile($path) |
|
40 | { |
|
41 | $this->_file = $path; |
|
42 | if (file_exists($path)) { |
|
43 | $details = getimagesize($path); |
|
44 | switch ($details['mime']) { |
|
45 | case 'image/gif': |
|
46 | $this->type = 'gif'; |
|
47 | if (imagetypes() & IMG_GIF) { |
|
48 | $this->_resource = imagecreatefromgif($path); |
|
49 | } |
|
50 | break; |
|
51 | case 'image/jpeg': |
|
52 | $this->type = 'jpg'; |
|
53 | if (imagetypes() & IMG_JPG) { |
|
54 | $this->_resource = imagecreatefromjpeg($path); |
|
55 | } |
|
56 | break; |
|
57 | case 'image/png': |
|
58 | $this->type = 'png'; |
|
59 | if (imagetypes() & IMG_PNG) { |
|
60 | $this->_resource = imagecreatefrompng($path); |
|
61 | } |
|
62 | break; |
|
63 | } |
|
64 | $this->getWidth(); |
|
65 | $this->getHeight(); |
|
66 | ||
67 | return true; |
|
68 | } else { |
|
69 | trigger_error("Cannot find file $path", E_USER_ERROR); |
|
70 | } |
|
71 | ||
72 | return false; |
|
73 | } |
|
74 | ||
75 | /** |
|
76 | * @return int |
|
77 | */ |
|
78 | public function getWidth() |
|
79 | { |
|
80 | if (!$this->_width && $this->_resource) { |
|
81 | $this->setWidth(imagesx($this->_resource)); |
|
82 | } |
|
83 | ||
84 | return $this->_width; |
|
85 | } |
|
86 | ||
87 | /** |
|
88 | * @param int $width |
|
89 | */ |
|
90 | public function setWidth($width) |
|
91 | { |
|
92 | $this->_width = $width; |
|
93 | } |
|
94 | ||
95 | /** |
|
96 | * @return int |
|
97 | */ |
|
98 | public function getHeight() |
|
99 | { |
|
100 | if (!$this->_height && $this->_resource) { |
|
101 | $this->setHeight(imagesy($this->_resource)); |
|
102 | } |
|
103 | ||
104 | return $this->_height; |
|
105 | } |
|
106 | ||
107 | /** |
|
108 | * @param int $height |
|
109 | */ |
|
110 | public function setHeight($height) |
|
111 | { |
|
112 | $this->_height = $height; |
|
113 | } |
|
114 | ||
115 | /** |
|
116 | * @param string $name |
|
117 | */ |
|
118 | public function setBaseName($name) |
|
119 | { |
|
120 | $name = $name . '.' . $this->type; |
|
121 | $this->setName($name); |
|
122 | } |
|
123 | ||
124 | /** |
|
125 | * @param string $name |
|
126 | */ |
|
127 | public function setName($name) |
|
128 | { |
|
129 | $this->name = $name; |
|
130 | $this->url = dirname($this->url) . '/' . $this->name; |
|
131 | $this->path = dirname($this->path) . '/' . $this->name; |
|
132 | } |
|
133 | ||
134 | /** |
|
135 | * @return bool |
|
136 | */ |
|
137 | public function save() |
|
138 | { |
|
139 | if (Nip_File_System::instance()->createDirectory(dirname($this->path))) { |
|
140 | switch ($this->type) { |
|
141 | case 'png': |
|
142 | if ($this->quality > 9) { |
|
143 | if ($this->quality < 100) { |
|
144 | $this->quality = $this->quality / 10; |
|
145 | } else { |
|
146 | $this->quality = 9; |
|
147 | } |
|
148 | } |
|
149 | $this->quality = abs($this->quality - 9); |
|
150 | $this->quality = 0; |
|
151 | $newImg = imagecreatetruecolor($this->_width, $this->_height); |
|
152 | imagealphablending($newImg, false); |
|
153 | imagesavealpha($newImg, true); |
|
154 | imagecopyresampled($newImg, $this->_resource, 0, 0, 0, 0, $this->_width, $this->_height, |
|
155 | $this->_width, $this->_height); |
|
156 | $return = imagepng($newImg, $this->path, $this->quality); |
|
157 | break; |
|
158 | case 'jpg': |
|
159 | default: |
|
160 | $return = imagejpeg($this->_resource, $this->path, $this->quality); |
|
161 | break; |
|
162 | } |
|
163 | if ($return) { |
|
164 | chmod($this->path, 0777); |
|
165 | return true; |
|
166 | } |
|
167 | $this->errors[] = 'Error saving file'; |
|
168 | } else { |
|
169 | $this->errors[] = 'Error creating directory'; |
|
170 | } |
|
171 | return false; |
|
172 | } |
|
173 | ||
174 | public function grayscaleFade() |
|
175 | { |
|
176 | $this->grayscaleFilter(); |
|
177 | imagefilter($this->_resource, IMG_FILTER_BRIGHTNESS, 50); |
|
178 | } |
|
179 | ||
180 | public function grayscaleFilter() |
|
181 | { |
|
182 | imagefilter($this->_resource, IMG_FILTER_GRAYSCALE); |
|
183 | } |
|
184 | ||
185 | public function resize($max_width = false, $max_height = false) |
|
186 | { |
|
187 | if (!$max_width) { |
|
188 | if ($this->max_width) { |
|
189 | $max_width = $this->max_width; |
|
190 | } else { |
|
191 | $max_width = $this->getWidth(); |
|
192 | } |
|
193 | } |
|
194 | if (!$max_height) { |
|
195 | if ($this->max_height) { |
|
196 | $max_height = $this->max_height; |
|
197 | } else { |
|
198 | $max_height = $this->getHeight(); |
|
199 | } |
|
200 | } |
|
201 | $ratio = $this->getRatio(); |
|
202 | $target_ratio = $max_width / $max_height; |
|
203 | if ($ratio > $target_ratio) { |
|
204 | $new_width = $max_width; |
|
205 | $new_height = round($max_width / $ratio); |
|
206 | } else { |
|
207 | $new_height = $max_height; |
|
208 | $new_width = round($max_height * $ratio); |
|
209 | } |
|
210 | $image = imagecreatetruecolor($new_width, $new_height); |
|
211 | imagealphablending($image, false); |
|
212 | imagesavealpha($image, true); |
|
213 | imagecopyresampled($image, $this->_resource, 0, 0, 0, 0, $new_width, $new_height, $this->getWidth(), |
|
214 | $this->getHeight()); |
|
215 | $this->_width = $new_width; |
|
216 | $this->_height = $new_height; |
|
217 | $this->_resource = $image; |
|
218 | ||
219 | return $this; |
|
220 | } |
|
221 | ||
222 | public function getRatio() |
|
223 | { |
|
224 | return $this->getWidth() / $this->getHeight(); |
|
225 | } |
|
226 | ||
227 | public function cropToCenter($cWidth, $cHeight) |
|
228 | { |
|
229 | $this->resizeToLarge($cWidth, $cHeight); |
|
230 | $width = $this->getWidth(); |
|
231 | $height = $this->getHeight(); |
|
232 | $x0 = round(abs(($width - $cWidth) / 2), 0); |
|
233 | $y0 = round(abs(($height - $cHeight) / 2), 0); |
|
234 | $this->crop($x0, $y0, $cWidth, $cHeight, $cWidth, $cHeight); |
|
235 | } |
|
236 | ||
237 | /** |
|
238 | * @param bool|int $max_width |
|
239 | * @param bool|int $max_height |
|
240 | * @return $this |
|
241 | */ |
|
242 | public function resizeToLarge($max_width = false, $max_height = false) |
|
243 | { |
|
244 | if (!$max_width) { |
|
245 | $max_width = $this->getWidth(); |
|
246 | } |
|
247 | if (!$max_height) { |
|
248 | $max_height = $this->getHeight(); |
|
249 | } |
|
250 | $sourceRatio = $this->getRatio(); |
|
251 | $target_ratio = $max_width / $max_height; |
|
252 | if ($sourceRatio > $target_ratio) { |
|
253 | $new_height = $max_height; |
|
254 | $new_width = (int)($max_height * $sourceRatio); |
|
255 | } else { |
|
256 | $new_width = $max_width; |
|
257 | $new_height = (int)($max_width / $sourceRatio); |
|
258 | } |
|
259 | $image = imagecreatetruecolor($new_width, $new_height); |
|
260 | imagealphablending($image, false); |
|
261 | imagesavealpha($image, true); |
|
262 | imagecopyresampled($image, $this->_resource, 0, 0, 0, 0, $new_width, $new_height, $this->getWidth(), |
|
263 | $this->getHeight()); |
|
264 | $this->_width = $new_width; |
|
265 | $this->_height = $new_height; |
|
266 | $this->_resource = $image; |
|
267 | ||
268 | return $this; |
|
269 | } |
|
270 | ||
271 | /** |
|
272 | * @param double $x |
|
273 | * @param double $y |
|
274 | * @param $dwidth |
|
275 | * @param $dheight |
|
276 | * @param $swidth |
|
277 | * @param $sheight |
|
278 | */ |
|
279 | public function crop($x, $y, $dwidth, $dheight, $swidth, $sheight) |
|
280 | { |
|
281 | $image = imagecreatetruecolor($dwidth, $dheight); |
|
282 | imagealphablending($image, false); |
|
283 | imagesavealpha($image, true); |
|
284 | imagecopyresampled($image, $this->_resource, |
|
285 | 0, 0, |
|
286 | $x, $y, |
|
287 | $dwidth, $dheight, |
|
288 | $swidth, $sheight); |
|
289 | $this->_width = $dwidth; |
|
290 | $this->_height = $dheight; |
|
291 | $this->_resource = $image; |
|
292 | } |
|
293 | ||
294 | /** |
|
295 | * @param int $amount |
|
296 | * @param float $radius |
|
297 | * @param int $threshold |
|
298 | * @return $this |
|
299 | */ |
|
300 | public function unsharpMask($amount = 80, $radius = 0.5, $threshold = 3) |
|
301 | { |
|
302 | $img = &$this->_resource; |
|
303 | if ($amount > 500) { |
|
304 | $amount = 500; |
|
305 | } |
|
306 | $amount = $amount * 0.016; |
|
307 | if ($radius > 50) { |
|
308 | $radius = 50; |
|
309 | } |
|
310 | $radius = $radius * 2; |
|
311 | if ($threshold > 255) { |
|
312 | $threshold = 255; |
|
313 | } |
|
314 | $radius = abs(round($radius)); |
|
315 | if ($radius == 0) { |
|
316 | return; |
|
317 | } |
|
318 | $w = $this->_width; |
|
319 | $h = $this->_height; |
|
320 | $imgCanvas = imagecreatetruecolor($w, $h); |
|
321 | $imgBlur = imagecreatetruecolor($w, $h); |
|
322 | if (function_exists('imageconvolution')) { |
|
323 | $matrix = [[1, 2, 1], [2, 4, 2], [1, 2, 1]]; |
|
324 | imagecopy($imgBlur, $img, 0, 0, 0, 0, $w, $h); |
|
325 | imageconvolution($imgBlur, $matrix, 16, 0); |
|
326 | } else { |
|
327 | for ($i = 0; $i < $radius; $i++) { |
|
328 | imagecopy($imgBlur, $img, 0, 0, 1, 0, $w - 1, $h); |
|
329 | imagecopymerge($imgBlur, $img, 1, 0, 0, 0, $w, $h, 50); |
|
330 | imagecopymerge($imgBlur, $img, 0, 0, 0, 0, $w, $h, 50); |
|
331 | imagecopy($imgCanvas, $imgBlur, 0, 0, 0, 0, $w, $h); |
|
332 | imagecopymerge($imgBlur, $imgCanvas, 0, 0, 0, 1, $w, $h - 1, 33.33333); |
|
333 | imagecopymerge($imgBlur, $imgCanvas, 0, 1, 0, 0, $w, $h, 25); |
|
334 | } |
|
335 | } |
|
336 | if ($threshold > 0) { |
|
337 | for ($x = 0; $x < $w - 1; $x++) { |
|
338 | for ($y = 0; $y < $h; $y++) { |
|
339 | $rgbOrig = ImageColorAt($img, $x, $y); |
|
340 | $rOrig = (($rgbOrig >> 16) & 0xFF); |
|
341 | $gOrig = (($rgbOrig >> 8) & 0xFF); |
|
342 | $bOrig = ($rgbOrig & 0xFF); |
|
343 | $rgbBlur = ImageColorAt($imgBlur, $x, $y); |
|
344 | $rBlur = (($rgbBlur >> 16) & 0xFF); |
|
345 | $gBlur = (($rgbBlur >> 8) & 0xFF); |
|
346 | $bBlur = ($rgbBlur & 0xFF); |
|
347 | $rNew = (abs($rOrig - $rBlur) >= $threshold) ? max(0, |
|
348 | min(255, ($amount * ($rOrig - $rBlur)) + $rOrig)) : $rOrig; |
|
349 | $gNew = (abs($gOrig - $gBlur) >= $threshold) ? max(0, |
|
350 | min(255, ($amount * ($gOrig - $gBlur)) + $gOrig)) : $gOrig; |
|
351 | $bNew = (abs($bOrig - $bBlur) >= $threshold) ? max(0, |
|
352 | min(255, ($amount * ($bOrig - $bBlur)) + $bOrig)) : $bOrig; |
|
353 | if (($rOrig != $rNew) || ($gOrig != $gNew) || ($bOrig != $bNew)) { |
|
354 | $pixCol = ImageColorAllocate($img, $rNew, $gNew, $bNew); |
|
355 | ImageSetPixel($img, $x, $y, $pixCol); |
|
356 | } |
|
357 | } |
|
358 | } |
|
359 | } else { |
|
360 | for ($x = 0; $x < $w; $x++) { |
|
361 | for ($y = 0; $y < $h; $y++) { |
|
362 | $rgbOrig = ImageColorAt($img, $x, $y); |
|
363 | $rOrig = (($rgbOrig >> 16) & 0xFF); |
|
364 | $gOrig = (($rgbOrig >> 8) & 0xFF); |
|
365 | $bOrig = ($rgbOrig & 0xFF); |
|
366 | $rgbBlur = ImageColorAt($imgBlur, $x, $y); |
|
367 | $rBlur = (($rgbBlur >> 16) & 0xFF); |
|
368 | $gBlur = (($rgbBlur >> 8) & 0xFF); |
|
369 | $bBlur = ($rgbBlur & 0xFF); |
|
370 | $rNew = ($amount * ($rOrig - $rBlur)) + $rOrig; |
|
371 | if ($rNew > 255) { |
|
372 | $rNew = 255; |
|
373 | } elseif ($rNew < 0) { |
|
374 | $rNew = 0; |
|
375 | } |
|
376 | $gNew = ($amount * ($gOrig - $gBlur)) + $gOrig; |
|
377 | if ($gNew > 255) { |
|
378 | $gNew = 255; |
|
379 | } elseif ($gNew < 0) { |
|
380 | $gNew = 0; |
|
381 | } |
|
382 | $bNew = ($amount * ($bOrig - $bBlur)) + $bOrig; |
|
383 | if ($bNew > 255) { |
|
384 | $bNew = 255; |
|
385 | } elseif ($bNew < 0) { |
|
386 | $bNew = 0; |
|
387 | } |
|
388 | $rgbNew = ($rNew << 16) + ($gNew << 8) + $bNew; |
|
389 | ImageSetPixel($img, $x, $y, $rgbNew); |
|
390 | } |
|
391 | } |
|
392 | } |
|
393 | imagedestroy($imgCanvas); |
|
394 | imagedestroy($imgBlur); |
|
395 | ||
396 | return $this; |
|
397 | } |
|
398 | ||
399 | /** |
|
400 | * @param Image $image |
|
401 | * @return $this |
|
402 | */ |
|
403 | public function copyResource($image) |
|
404 | { |
|
405 | $this->_width = $image->getWidth(); |
|
406 | $this->_height = $image->getHeight(); |
|
407 | $this->_resource = $image->getResource(); |
|
408 | ||
409 | return $this; |
|
410 | } |
|
411 | ||
412 | public function getResource() |
|
413 | { |
|
414 | return $this->_resource; |
|
415 | } |
|
416 | ||
417 | public function setResource($gdImage) |
|
418 | { |
|
419 | $this->_resource = $gdImage; |
|
420 | } |
|
421 | ||
422 | /** |
|
423 | * @return string |
|
424 | */ |
|
425 | public function getFile() |
|
426 | { |
|
427 | return $this->_file; |
|
428 | } |
|
429 | ||
430 | /** |
|
431 | * @return string |
|
432 | */ |
|
433 | public function getExtension() |
|
434 | { |
|
435 | return Nip_File_System::instance()->getExtension($this->path); |
|
436 | } |
|
437 | } |
|
438 |