bootstrap thumbnail class

Thumbnails use the most is when we upload a picture to generate a small image, so that it can be a good solution to the image size or affect the overall beauty of the site, the following description of the generated image thumbnail class does not support image upload, we have to upload and then call this class to operate. Use the following

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Share a php Image Upload class written by a netizen. It supports adding watermarks to generate a thumbnail. It includes configuration and information that can be obtained (each configuration information has a default value, if you do not have special requirements, do not configure them ): The Code is as follows: Copy code /*------------------------------------------------------------

/** * Upload Images */ Class imgupload{ static protected $a; protected $formName; Form name protected $directory; File Upload to Directory protected $maxSize; Maximum file Upload size protected $canUpload; Whether you can upload protected $doUpFile; File name of the upload protected $SM _file; Thumbnail name Private function __construct ($_formnam

Support PNG transparent image of PHP generated thumbnail class sharing, Note: This feature relies on the GD2 graphics library Recently to use PHP to generate thumbnails, find a bit online, found this article: PHP generated thumbnail image After a trial, we found that there were several problems: 1. PNG images generated thumbnails are in JPG format 2. PNG images

To use PHP to generate thumbnail images, make sure your PHP server has a GD2 graphics library that uses a class to generate thumbnail images of the pictures 1. How to use $resizeimage = new Resizeimage ("Picture source file Address", "200", "100", "0", "thumbnail address"); Just use the words above, you can ge

Use of two image system functionsimagecopymerge- Copy and merge part of an imageimagecopyresampled-resampling and resizing copies of portions of images/* How to know the size and type of the picture cannot confirm the calling function: Imagecreatefrompng/jpeg ... Can be left alone the width and height of the picture is known as an important function getimagesize () *//* want to manipulate the picture first the size of the picture, type information to get a watermark: is to copy the specified wat

The code is as follows:Copy code /*----------------------------------------------------------------------------------* *----------------------------------------------------------------------------------*/Class image_up {// Define basic parametersPrivate $ uptype = array ('image/jpg ', 'image/jpeg', 'image/png ', 'image/pjpeg', 'image/GIF ', 'image/bmp ', 'image/x-png'); // upload file typePriv

allowed $overwrite = 0; Initialize the Upload class $f = new Clsupload ($savePath, $fileFormat, $maxSize, $overwrite); If you want to generate thumbnails, call the member function $f->setthumb (); Parameter list: Setthumb ($thumb, $thumbWidth = 0, $thumbHeight = 0) $thumb =1 indicates that a thumbnail is to be generated, and when not called, its value is 0 $thumbWidth