MPEG-4 ???c khai tr??ng b?i MPEG (MovingPictureExportsGroup) trong n?m 1999 l? ?n b?n ??u ti?n v? ???c ch?nh th?c tuy?n b? ???c c?c ti?u chu?n qu?c t? v?o ??u nh?ng n?m 2000. N? kh?c v?i r?t nhi?u t? c? hai MPEG-1 v? MPEG-2. MPEG-4 n?i dung ?a ph??ng ti?n ti?p c?n c?c c?ng c? d?a tr?n d? li?u v? c?c ch?c n?ng ch?nh s?a cho c?c ho?t ??ng v? ch?t d?ng n?i dung ?? ng??i d?ng c?ch kh?c c? th? nh?n ???c c?c m?c t??ng ??i v? mua s?m nh? t??ng t?c. V?i c?ng ngh? ho?n h?o th? h? ??u ti?n c?a video-m? ho? l? c?ng ngh? c?t l?i v? c?ng ngh? ch? ch?t kh?c nh? ph?n kh?c ??i t??ng video, Video Object m? h?a, kh? n?ng m? r?ng, chuy?n ??ng v? d? to?n b?i th??ng, n? tr? n?n r?ng r?i v? an to?n ???c ?p d?ng tr?n internet.

?? ??ng b? h?a / mpeg4 ??ng b? t?p tin, The container nh? mp4, mov, avi, rm, mkv, ogm divx h? tr? mpeg-4 d?ng. h?y c?i ??t c?c b? l?c video th?ch h?p v? b? l?c ?m thanh cho c?c ??nh d?ng mpeg4 nh? ffdshow, divx, xvid, HDX4 codec, ho?c MainConcept b? gi?i m?.

Download Audio Video Synchronizer m? c? th? ??ng b? h?a audio / video c?a m?t file mpeg4. Click v?o n?t Options, ch?n Output Format v?i WMV.

MPEG-2 l? m?t trong nh?ng ti?u chu?n qu?c t? ch?nh th?c ho?t ??ng c?a h?nh ?nh v? ?m thanh m? h?a ???c ph?t tri?n b?i MPEG (Moving Picture Xu?t kh?u Group) v?o n?m 1994. N? bao g?m 9 ti?u chu?n ri?ng c?a m?nh ,v? c? nhi?u t?nh n?ng ph?n bi?t nh?: t?c ?? truy?n cao v? ?? ph?n gi?i, qu?ng b? nh? video v? ??a CD-gi?ng nh? ?m thanh, nhi?u c?ch kh?c nhau c?a bao quanh c?c k?nh v? c?c k?nh ?m thanh, vv Ngo?i ra, n? cung c?p ph?m vi r?ng h?n v? vi?c thay ??i t? l? n?n. V?i nh?ng k? t?, MPEG-2 l? th?ch nghi v?i HDTV v? th? m? l?m cho MPEG-3 b? lo?i b? tr??c khi sinh c?a m?nh.

?? ??ng b? h?a ?m thanh ??ng b? / / video c?a mpeg2 , h?y c?i ??t m?t dvd player nh? PowerDVD Player ho?c WinDVD Player cho c?c b? gi?i m? mpeg2.