Php to convert images into ASCII codes

This article mainly introduces how php converts an image into an ASCII code, and involves php image processing techniques, for more information about how to convert an image to an ASCII code in php, see the following example. Share it with you for your reference. The details are as follows:

Convert a php image to an ASCII code. after conversion, you can directly display the image using a string.

Ascii<? Php $ image = 'image.jpg '; // Supports http if allow_url_fopen is enabled $ image = file_get_contents ($ image); $ img = imagecreatefromstring ($ image ); $ width = imagesx ($ img); $ height = imagesy ($ img); for ($ h = 0; $ h <$ height; $ h ++) {for ($ w = 0; $ w <= $ width; $ w ++) {$ rgb = imagecolorat ($ img, $ w, $ h ); $ a = ($ rgb> 24) & 0xFF; $ r = ($ rgb> 16) & 0xFF; $ g = ($ rgb> 8) & 0xFF; $ B = $ rgb & 0xFF; $ a = abs ($ a/127)-1); if ($ w = $ width) {echo'
';}Else {echo' # ';}}}?>

I hope this article will help you with php programming.