After updating to Mac OS X 10.10 (Yosemite) and starting Apache with PHP support, everything works as before except for any image operations on PNG files. I get a Call to undefined function imagecr...

Basically, I'm using PHP and HTML for my website. I'm a newbie to PHP. So I request you to please correct me if I've made any mistake in my code or approach. I've written code for re-sizing the im...

I've been trying to get transparency to work with my application (which dynamically resizes images before storing them) and I think I've finally narrowed down the problem after much misdirection ab...

I've installed php 5.5.6 from remi repo, bun phpinfo() shows no GD library and gd_info() function does not exist. Extension is enabled in /etc/php.d/gd.ini, but still nothing. I've also tried to ...

I'm building a radon transformation after this article in PHP. But my output is not of the expected result. Input: Expected Result: Actual Result: ... I'm deliberately working with RGB ins...

Writing a routine to display data on a horizontal axis (using PHP gd2, but that's not the point here). The axis starts at $min to $max and displays a diamond at $result, such an image will be aroun...

Here is an example what I would like to do: Here is the result: function red_rectangle($img_src,$x1,$y1,$x2,$y2,$tr = 50) { // Load image $img = imagecreatefromjpeg($img_src); // Transparent...

I have written a recursive function in PHP to crop text. The cropped text will have ... attached to the end. Non-cropped text will be returned in its original state. It works if the text fits...