| OFR, vi?t
t?t c?a OptimFROG, l? ??c quy?n lossless codec ?m thanh n?n d?
li?u ???c t?o ra b?i Florin Ghido. OFR nh?m t?i ?u ho? t? l?
n?n cao v? gi? c? c?a c?c m? h?a v? gi?i m? ch?m h?n l? t?t.
OptimFROG DualStream nh?m l?p ??y kho?ng c?ch gi?a Perceptual
m? h?a v? m? h?a lossless l? m?t ??nh d?ng c?a t?p tin
OptimFROG, c? hai ??u c? th? l?u tr? c?c si?u d? li?u b?ng
c?ch s? d?ng th? PEv2.
ASF l? Advanced Streaming Format. N? l?
m?t ??nh d?ng t?p tin m? r?ng ph?t tri?n ??ng b? ch? y?u ??
l?u tr? video k? thu?t s?, ?m thanh, d?ng ph? ??, ho?c truy?n
d? li?u tr?n internet. ASF c?ng l? m?t container ?a ph??ng
ti?n c?a Windows Media Video hay Windows Media
Audio.
?? chuy?n ??i OFR ?? asf, h?y c?i ??t OptimFrog
DirectShow decoder l?c.
Download ASF Chuy?n ??i n? c? th? chuy?n OFR to file
asf. Ch?n m?t t?p tin OFR, thay ??i m? h?a ?m thanh bitrate
n?u c?n thi?t,??i t?n file xu?t ra ?? m? r?ng asf.
RAM c? ngh?a l? Real Audio Media m? l? m?t
lo?i ph??ng ti?n th?ng tin ??nh d?ng ?m thanh ???c ph?t tri?n
b?i Real Networks. ram qua thu?t to?n n?n duy nh?t Real c? th?
d? li?u ?m thanh ho?c ?i?m ??n m?t ph?n c?a d?ng ?m thanh tr?c
tuy?n (c?n h? tr? m?ng).
Xin vui l?ng c?i ??t RealPlayer
RealMediaSplitter ?? chuy?n ??i ram ?? asf.
M4A l? ph?n m? r?ng c?a t?p tin ?m thanh
ti?u chu?n MPEG4. M4A ???c ?? c?p trong ?? c?c ti?u chu?n m?
ph?n m? r?ng c?a t?p tin b?nh th??ng l? *.mp4, m? tr? n?n ph?
bi?n v? n? tr??c h?t ???c s? d?ng trong iTunes v? iPod c?a
Apple ?? kh?c bi?t v?i ?m thanh t? video MPEG4 c?a n?. B?y gi?
h?u nh? t?t c? c?c ph?n m?m c? h? tr? mp4 c?ng c? th? h? tr?
c?c t?p tin ??nh d?ng m4a.
?? chuy?n ??i m4a ?? asf, h?y c?i ??t b?
gi?i m? m4a v? splitter m4a. N?u m4a ???c b?o v? ho?c m?t m?,
chuy?n ??i s? th?t b?i.
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