The Xilinx® LogiCORE™ IP H.264/H.265 Video Codec Unit (VCU) core for Zynq UltraScale+ MPSoC devices is capable of performing video compression and decompression of simultaneously of video resolution ...

This is the most "interactive demo", with which you can encode your own PC/video-player (attached to DVI input) and see the resulting H264 encoded + decoded stream on the DVI video output (a screen) ...