Be aware of these thumbnail rules.
catalog::ThumbType=Crop
, then the (cropped) image is scaled to the smallest size possible while still covering the entire target rect. If catalog::ThumbType=Fit
, then the (cropped) image is scaled to the largest size possible while still fitting the entire image into the target rect. If catalog::ThumbType=Texture
, the (cropped) image is scaled to the ratio of catalog::ThumbRes
to catalog::Resolution
.attribute::ThumbHorizAlign
and attribute::ThumbVertAlign
.