24 ms·Firefox only does Theora/OGG for HTML5 <video>. Safari only does H.264/mp4, and Chrome does both.by godDLL 17y agoFirefox only does Theora/OGG for HTML5 <video>. Safari only does H.264/mp4, and Chrome does both.vl 17y agoIt works in FF 3.6 on Mac.papachito 17y agoUsing QuickTime.