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Preserve alpha transparency for created thumbnails. (Bug #16575)

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git-svn-id: file:///svn/phpbb/branches/phpBB-3_0_0@8864 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen 2008-09-17 14:59:16 +00:00
parent e7d84c3869
commit ba882709d8
2 changed files with 5 additions and 0 deletions
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1
phpBB/docs/CHANGELOG.html
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@ -111,6 +111,7 @@
<li>[Fix] Do not display reported topic icon for shadow topics. (Bug #13970)</li> <li>[Fix] Do not display reported topic icon for shadow topics. (Bug #13970)</li>
<li>[Fix] Display popular topic based on posts within topic instead of replies within topic. (Bug #16099)</li> <li>[Fix] Display popular topic based on posts within topic instead of replies within topic. (Bug #16099)</li>
<li>[Fix] Expand shown ban reason in unban screen to fully show long entries. (Bug #16234)</li> <li>[Fix] Expand shown ban reason in unban screen to fully show long entries. (Bug #16234)</li>
<li>[Fix] Preserve alpha transparency for created thumbnails. (Bug #16575)</li>
<li>[Change] No longer allow the direct use of MULTI_INSERT in sql_build_array. sql_multi_insert() must be used.</li> <li>[Change] No longer allow the direct use of MULTI_INSERT in sql_build_array. sql_multi_insert() must be used.</li>
<li>[Change] Display warning in ACP if config.php file is left writable.</li> <li>[Change] Display warning in ACP if config.php file is left writable.</li>

4
phpBB/includes/functions_posting.php
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@ -688,6 +688,10 @@ function create_thumbnail($source, $destination, $mimetype)
return false; return false;
} }
// Preserve alpha transparency (png for example)
@imagealphablending($new_image, false);
@imagesavealpha($new_image, true);
imagecopyresampled($new_image, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height); imagecopyresampled($new_image, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
} }