Create a table in MSO, set a picture fill for each cell. Use "Tiled picture as texture" option and the picture will show as background of the whole table. Import it into Impress and it loses the effect.
Created attachment 154132 [details] in Impress
Created attachment 154133 [details] in MSO
Created attachment 154134 [details] MSO document
Reproduced in Version: 7.0.0.0.alpha0+ Build ID: 28d844a589e52abfe62dc66b888e78665221ba28 CPU threads: 4; OS: Linux 4.19; UI render: default; VCL: gtk3; Locale: en-US (en_US.UTF-8); UI-Language: en-US Calc: threaded
Also reproduced in Version: 4.3.0.0.alpha1+ Build ID: c15927f20d4727c3b8de68497b6949e72f9e6e9e and Version 4.1.0.0.alpha0+ (Build ID: efca6f15609322f62a35619619a6d5fe5c9bd5a)