XnView Software

That is very bad. I found another theme, where people's asking for this possibility for a long time:
https://newsgroup.xnview.com/viewtopic.php?t=2172

I want to show images one by one on second monitor and with transition effect. But I want to change images with commands from external application. Something like that:
xnview.exe -full -monitor2 -fade c:\dir1\file1.jpg
xnview.exe -full -monitor2 -fade c:\dir1\file2.jpg
xnview.exe -full -monitor2 ...