White lines appearing on generated slide images (Java)

After convert pptx presentation to png images we can see white lines on top and left side width 1 px.

Our environment:
aspose-slides 19.12
java version “1.8.0_102”
Java™ SE Runtime Environment (build 1.8.0_102-b14)
Java HotSpot™ 64-Bit Server VM (build 25.102-b14, mixed mode)

Example after convert:
screenshot-1.jpg (226.6 KB)

Example presentation:
Presentation1.pptx.zip (1.6 MB)

@Alexander9132,

I have worked with the presentation file shared. An issue with ID SLIDESJAVA-38022 has been created in our issue tracking system to further investigate and resolve the issue. This thread has been linked with the issue so that you may be notified once the issue will be fixed.

The issues you have found earlier (filed as SLIDESJAVA-38022) have been fixed in this update.