Imagetype php how to#

This PHP method that returns an array of image properties like width, height, image type, mime type and etc. If we want to check the width and height of the captcha we have created, then, imagesx() and imagesy() could be used appropriately. For that, it accepts the resource type of data which will be returned on creating new images dynamically using PHP script.įor example, PHP captcha code is created dynamically as images to ensure that the input of web application is entered by the human. The imagesx() and imagesy() are used to extract the width and height of the images respectively.

And the order should be as shown above to enable mbstring before exif. For that, we should search for these all names among php.ini, and could be found as, extension=php_mbstring.dllĪnd then, enable this DLL by removing semicolon( ) at the beginning of each line. The corresponding DLL to be enabled for using these functions are php_mbstring.dll, php_exif.dll. PHP provides various functions and DLL to extract image properties from an image.

Imagetype php how to#

In this article, we have to see how to get metadata of images using PHP script. This information are not obvious to the user on simply viewing the images. For example, image type, image width, and height, attributes, created date, last modified date and etc. The data or Information that are associated with an image is called as metadata of the images.