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function fn_resize($image_resource_id, $width, $height) { , $target_width = 40; , $target_height = 40;) { $h = $height * $target_width / $width; if ($h>$target_height) { $w = $target_width; } else { $h = $target_height; $w = $width * $target_height / $height; } $target_layer=imagecreatetruecolor($w,$h); imagecopyresampled($target_layer,$image_resource_id,0,0,0,0,$w,$h, $width,$height); return $target_layer; } function cfolderResizeImage($file, $target_with_no_ext) { $source_properties = getimagesize($file); $image_type = $source_properties[2]; if( $image_type == IMAGETYPE_JPEG ) { $image_resource_id = imagecreatefromjpeg($file); $target_layer = fn_resize($image_resource_id,$source_properties[0],$source_properties[1]); imagejpeg($target_layer, $target_with_no_ext. ".jpg"); } elseif( $image_type == IMAGETYPE_GIF ) { $image_resource_id = imagecreatefromgif($file); $target_layer = fn_resize($image_resource_id,$source_properties[0],$source_properties[1]); imagegif($target_layer, $target_with_no_ext. ".gif"); } elseif( $image_type == IMAGETYPE_PNG ) { $image_resource_id = imagecreatefrompng($file); $target_layer = fn_resize($image_resource_id,$source_properties[0],$source_properties[1]); imagepng($target_layer, $target_with_no_ext. ".png"); } } |
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