Search all video formats

Is it possible to carry out a search to video format ?
I don’t search to file extension like .flv or .wmv.
I DTPO there is a intelligent folder named “All pictueres”
Can I create a folder like “All videos”

I see that DTPO can Multimedia Files like:
Extensions: 3g2, 3gp, 3gp2, 3gpp, aac, adts, … and so on.



Now I see that I can create an own intelligent folder with