php gd - how to draw semi-transparent rectangle in php? - Stack

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); //

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php gd - how to draw semi-transparent rectangle in php? - Stack Overflow

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