Very much so. MP4 yindawo ekhuselekileyo yokuhanjiswa kwempahla: i-H.264 video ene-AAC audio idlala ngokufanelekileyo kwifowuni, kwibrowser neTV ngaphandle kwe-codec pack. That determines both the headroom available and whether the saving costs you anything in fidelity.
Yintoni impazamo eqhelekileyo xa uxinzelela MP4 videos?