MPEG vs MP4 vs AVI
MP4, MPEG, thiab AVI yog cov ntaub ntawv yees duab digital lub thawv hom siv hauv computer. Cov MP4 thiab MPEG yog cov qauv tsim los ntawm ISO thiab AVI yog tsim los ntawm Microsoft rau lub qhov rais operating system raws li Resource Interchange File Format (RIFF). MPEG thiab AVI yog cov ntaub ntawv qub dua piv rau MP4, uas yog tus qauv kev lag luam tam sim no.
MPEG
MPEG sawv cev rau Moving Pictures Experts Group, uas yog ib pab pawg tsim los daws qhov teeb meem ntawm kev tsim qauv digital audio / video file formats. Kev koom tes nrog ISO, nws tsim cov qauv rau digital audio thiab video compression siv hauv computers.
.mpeg yog cov ntaub ntawv txuas ntxiv rau cov ntaub ntawv xov xwm tshaj tawm los ntawm MPEG-1 tso tawm. MPEG-1 suav nrog cov khoom hauv qab no ntawm kev tshaj tawm tau tsim xyoo 1998 thiab tom qab ntawd. Qhov kev txuas ntxiv no yog siv hauv MPEG-2 ib yam nkaus.
1) Systems (synchronization thiab khaws cov suab, video, thiab lwm yam ntaub ntawv xov xwm ua ke)
2) Video (cov ntsiab lus video compressed)
3) Suab (suab cov ntsiab lus compression)
4) Kev ntsuas kev ua raws thiab kev ua raws cai (tseem paub qhov tseeb ntawm kev siv tau qhia hauv tus qauv)
5)
