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투명한 배경의 PNG 파일은 썸네일 생성시에도 투명하게 나오도록 변경

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xpressengine/xe-core#2243
This commit is contained in:
Kijin Sung 2018-06-11 23:40:33 +09:00
parent bacc942a9d
commit bb6dc77acd
1 changed files with 10 additions and 1 deletions
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11
classes/file/FileHandler.class.php
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@ -569,7 +569,16 @@ class FileHandler
return FALSE;
}
imagefilledrectangle($thumb, 0, 0, $resize_width - 1, $resize_height - 1, imagecolorallocate($thumb, 255, 255, 255));
if($target_type == 'png' && function_exists('imagecolorallocatealpha') && function_exists('imagesavealpha') && function_exists('imagealphablending'))
{
imagefill($thumb, 0, 0, imagecolorallocatealpha($thumb, 0, 0, 0, 127));
imagesavealpha($thumb, TRUE);
imagealphablending($thumb, TRUE);
}
else
{
imagefilledrectangle($thumb, 0, 0, $resize_width - 1, $resize_height - 1, imagecolorallocate($thumb, 255, 255, 255));
}
// create temporary image having original type
$source = NULL;