However, a while back we looked at the getimagesize() function, and I mentioned that the third element in the array returned by that function is the type of file it is. If these constants sounds as hard to remember as the MIME types, you're probably right. The exifimagetype () function is an inbuilt function in PHP which is used to determine the type of an image. For example, passing in IMAGETYPE_GIF will get you back image/gif, passing in IMAGETYPE_JPEG will get you back image/jpeg, and passing in IMAGETYPE_PNG will get you back image/png. If you fit into this category, you should be using the image_type_to_mime_type() function, as it takes a constant as its only parameter and returns the MIME type string.
to create dynamic badges), you don't need to pass anything (or pass null) as the second argument. So far we have been hand-crafting the header() function call in each of the image scripts, but many people find MIME types hard to remember and/or clumsy to use. Used By Used By Description wpgetmissingimagesubsizes() wp-admin/includes/image.php Compare the existing image sub-sizes (as saved in the attachment meta) to the currently registered image sub-sizes, and return the difference. If you want to directly return this image as the response of the image (e.g. wpgetimagesize() wp-includes/media.php Allows PHP’s getimagesize() to be debuggable when necessary. This function can be found in any PHP version similar or greater than 5.2.0. String image_type_to_mime_type ( int imagetype) Used By Used By Description wpgetwebpinfo() wp-includes/media.php Extracts meta information about a WebP file: width, height, and type. The imagetypetoextension () function is an inbuilt function in PHP which is used to get the file extension for an image type.
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