[TYPO3-core] RFC #13406: thumbs.php: Thumbnails for images with transparent background look ugly

[Bernhard Kraft]

Andreas Wolf schrieb:

> When viewing a thumbnail generated by thumbs.php for a file in the
> backend, the background of transparent images gets filled and looks
> really ugly. This seems to be related to a downsampling of the image's
> colordepth. This downscaling is done in t3lib/thumbs.php, presumably to
> save disk space and bandwidth.

I can not confirm this bug. In which case does it occur? Do you use
ImageMagick or GraphicsMagick?

I attached a file to the bugtracker where this issue does not occur in my eyes:

http://bugs.typo3.org/file_download.php?file_id=10078&type=bug



greets,
Bernhard