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-rwxr-xr-xclasses/User_group.php29
1 files changed, 22 insertions, 7 deletions
diff --git a/classes/User_group.php b/classes/User_group.php
index 522dd8143..092c1bc34 100755
--- a/classes/User_group.php
+++ b/classes/User_group.php
@@ -132,14 +132,29 @@ class User_group extends Memcached_DataObject
}
$image_dest = imagecreatetruecolor($size, $size);
+
+ if ($type == IMAGETYPE_GIF || $type == IMAGETYPE_PNG) {
+
+ $transparent_idx = imagecolortransparent($image_src);
+
+ if ($transparent_idx >= 0) {
+
+ $transparent_color = imagecolorsforindex($image_src, $transparent_idx);
+ $transparent_idx = imagecolorallocate($image_dest, $transparent_color['red'], $transparent_color['green'], $transparent_color['blue']);
+ imagefill($image_dest, 0, 0, $transparent_idx);
+ imagecolortransparent($image_dest, $transparent_idx);
+
+ } elseif ($type == IMAGETYPE_PNG) {
+
+ imagealphablending($image_dest, false);
+ $transparent = imagecolorallocatealpha($image_dest, 0, 0, 0, 127);
+ imagefill($image_dest, 0, 0, $transparent);
+ imagesavealpha($image_dest, true);
+
+ }
+ }
- $background = imagecolorallocate($image_dest, 0, 0, 0);
- ImageColorTransparent($image_dest, $background);
- imagealphablending($image_dest, false);
-
- imagecopyresized($image_dest, $image_src,
- 0, 0, 0, 0,
- $size, $size, $info[0], $info[1]);
+ imagecopyresampled($image_dest, $image_src, 0, 0, 0, 0, $size, $size, $info[0], $info[1]);
$outname = common_avatar_filename($this->id,
image_type_to_extension($type),