Created
January 17, 2012 23:46
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Create image thumb
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<?php | |
/** | |
* Create thumbnail from image file. | |
* <p>Supported format ".jpg", ".jpeg", ".png", ".gif"</p> | |
* @param string $directory | |
* Path to source directory | |
* @param string $image | |
* name of image file including extention | |
* @param string $destination | |
* path to where thumb image will be saved | |
* @author Pilot | |
*/ | |
function createThumbnail($directory, $image, $destination) { | |
if (file_exists($directory.$image)) { | |
if (preg_match('/[.]jpg$/', $image) || preg_match('/[.]jpeg$/', $image)) { | |
$im = imagecreatefromjpeg($directory . $image); | |
} else if (preg_match('/[.]gif$/', $image)) { | |
$im = imagecreatefromgif($directory . $image); | |
} else if (preg_match('/[.]png$/', $image)) { | |
$im = imagecreatefrompng($directory . $image); | |
} | |
$ox = imagesx($im); | |
$oy = imagesy($im); | |
$thumb_width = 161; | |
$thumb_height=120; | |
$ny = floor($oy * ($thumb_width / $ox)); | |
if ($ny<121) { | |
$nx = floor($ox*($thumb_height/$oy)); | |
$nm = imagecreatetruecolor($nx, $thumb_height); | |
imagecopyresized($nm, $im, 0, 0, 0, 0, $nx, $thumb_height, $ox, $oy); | |
} else { | |
$nm = imagecreatetruecolor($thumb_width, $ny); | |
imagecopyresized($nm, $im, 0, 0, 0, 0, $thumb_width, $ny, $ox, $oy); | |
} | |
$image = explode('.', $image); | |
imagejpeg($nm, $destination . $image[0].'.'.'jpg', 30); | |
imagedestroy($nm); | |
} | |
} | |
?> |
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