????? MP4 ? ???? ???? ??? MPEG-4 Part 14 ? ?? ????? ????? ????? ?????? ????? ?????? ??? ???? ????. ?????? ???? ???? ?????? ????? ????? ???????? ? ???????? ??? ?????? ???? ??? ??????? ?????? ???????. MP4 ?? ????? ??? ???? ????? ??????? ??????? ??????? ??????? (ISO).
????? WMV ? ?? Windows Media Video ? ?? ????? ??? ????? ?? ?????? ?????? Microsoft. ??? ??? ?? ???? ??? Windows Media ??? ???? ???? ??????? ??????? ?????? ??? ??????? ???????? ??? Windows. ???? ??????? ????? WMV ???? ??????? ??? ???????? ??????? ????? ??????? ??? ??????? ???????.
???? ?????? ????? ????? ?????????? ????? ???? ????? 1.0/4.0/95/97/2007' (?) ppt/pptx/pot/potx/pps/ppsx/odp ???????? Word doc/docx/txt/rtf ??? mp4 ?? wmv ??? ????????.
?????? ????? ????? ??? ???????:
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