You can select one Ad type.
One sample clip is included: Big Buck Bunny - (CC) Blender Foundation | mango.blender.org
The SMIL URL created for your selection:
The corresponding playlist items:
And the resulting timeline:
The MP4 created from the SMIL playlist:
The unified-origin renders this MP4 to HLS, MPEG-DASH, HDS and HSS with all existing features: