From f9c88fe09c3f3946c8599154e1c4dc4919bf72df Mon Sep 17 00:00:00 2001
From: millette <millette@controlyourself.ca>
Date: Thu, 4 Dec 2008 13:29:53 -0500
Subject: [PATCH] trac768 keep transparency of resized avatar images.

darcs-hash:20081204182953-099f7-b47315607d937da4d648b200a733c715a97d9bc2.gz
---
 classes/Avatar.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/classes/Avatar.php b/classes/Avatar.php
index 05a5ee8ef3..901c47c51e 100644
--- a/classes/Avatar.php
+++ b/classes/Avatar.php
@@ -42,9 +42,10 @@ class Avatar extends Memcached_DataObject
 
 		$image_s = imagecreatetruecolor($size, $size);
 		$image_a = $this->to_image();
-
 		$square = min($this->width, $this->height);
-
+        imagecolortransparent($image_s, imagecolorallocate($image_s, 0, 0, 0));
+        imagealphablending($image_s, false);
+        imagesavealpha($image_s, true);
 		imagecopyresampled($image_s, $image_a, 0, 0, 0, 0,
 						   $size, $size, $square, $square);