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5 gru 2009 · 1. You can use header to send the right Content-type : header ('Content-Type: ' . $type); And readfile to output the content of the image : readfile ($file); And maybe (probably not necessary, but, just in case) you'll have to send the Content-Length header too : header ('Content-Length: ' . filesize ($file));
imagepng () - Output a PNG image to either the browser or a file. imagegif () - Output image to browser or file. imagewbmp () - Output image to browser or file. imageinterlace () - Enable or disable interlace. imagetypes () - Return the image types supported by this PHP build.
In PHP, you can output an image using the built-in function header () to set the content type to an image format and the readfile () function to read the image file and output its contents.
PHP is not limited to creating just HTML output. It can also be used to create and manipulate image files in a variety of different image formats, including GIF, PNG, JPEG, WBMP, and XPM. Even more conveniently, PHP can output image streams directly to a browser.
If you want to output Progressive JPEGs, you need to set interlacing on with imageinterlace().
Table of Contents. gd_info — Retrieve information about the currently installed GD library. getimagesize — Get the size of an image. getimagesizefromstring — Get the size of an image from a string. image_type_to_extension — Get file extension for image type.
imagejpeg ( resource $image [, mixed $to = null [, int $quality = -1 ]] ) : bool. imagejpeg() creates a JPEG file from the given image.
