У вашего броузера проблема в совместимости с HTML5
This video shows the 5 recording modes available for the Panasonic HC-X900M Digital Video Camcorder. Each mode has progressively better resolution at the cost of using up more memory faster. The best resolution is 1920 X 1080 @ 60P (which is a progressive video stanard for HD video) each 60th second 1080 new scan lines are shown as compared with only 540 new scan lines for an interlaced recording of the same time frame. Recording video in 60P will use up a 4 GB memory card in 19 minutes.