| AAC l?
ng?n Advanced Audio Coding ?? l? m?t ??nh d?ng ?m thanh h?p
t?c ph?t tri?n b?i Fraunhofer IIS-A, Dolby v? ATT ??nh d?ng
AAC.Ch? c? th? ???c h? tr? b?i ? ??a c?ng tr?n n?n nh?c MP3
c?a Apple cho th?i gian ???c. C?c thu?t to?n ???c s? d?ng b?i
AAC l? kh?c nhau t? ?? b?ng nh?c MP3, AAC v? c? th? cung c?p
m?t ch?t l??ng ?m thanh t?t h?n v?i ?i?u ki?n c?a c?c t?p tin
n?n ??n 30 ph?n tr?m nh? h?n MP3.
WMA l? Windows Media Audio. WMA l? m?t
??nh d?ng ?m thanh m?i do Microsoft ph?t tri?n, c?ng ???c bi?t
??n nh? MP3. V?i m?t t? l? cao h?n trong c?c t?p tin n?n v?
ch?t l??ng ?m thanh t?t h?n sau n?y, th?m ch? v??t xa nh?ng
ng??i trong RA (Real Audio).
?? chuy?n ??i aac to wma: h?y c?i ??t c?c
b? gi?i m? aac d?a tr?n DirectShow tr?n h?
th?ng Windows c?a b?n. Run "regsvr32 CoreAAC.ax" ?? ??ng k?
c?c codec.
Download WMA Converter m? c? th? chuy?n ??i aac v?o
t?p tin wma. Ch?n m?t t?p tin aac, ??t th?i gian b?t ??u, th?i
gian k?t th?c ho?c bitrate m? h?a ?m thanh, n?u c?n thi?t. C?c
bitrate l? l?n h?n, k?ch th??c t?p tin l? l?n h?n, ch?t l??ng
?m thanh cao h?n, v? ng??c l?i. Nh?n v?o n?t Convert ?? chuy?n
??i aac ??n wma.
MPC c? ngh?a l? Musepack (.mpc), m? l?
ho?n to?n mi?n ph? v? ch?t l??ng cao ??nh d?ng ?m thanh ???c
ph?t tri?n b?i Andree Buschmann v?o n?m 1997. V?i ch?t l??ng
?m thanh t?t h?n v? nhanh h?n t?c ?? m? h?a h?n so v?i MP3, n?
b?y gi? ???c tin t??ng l? c?c lossy codec t?t nh?t ph? h?p cho
nghe nh?c. Tuy nhi?n, It's cho r?ng, ch? OEM Cor. ph?t tri?n
Walkmans c? h? tr? ??nh d?ng MPC hi?n nay v? trong ?? ch? ???c
s? d?ng b?i nh?ng ng??i ?t ng??i theo ?u?i cao ch?t l??ng ?m
thanh. V? nh? MPC thi?u s? h? tr? t? c? ph?n c?ng v? ph?n m?m,
v? n? c?ng ?t ???c bi?t ??n, ?? ch? y?u l? kh?ng th? thay th?
MP3.
?? chuy?n ??i mpc ??n wma, h?y c?i ??t c?c
b? l?c DirectShow th?ch h?p mpc / gi?i m? / codec (RadLight) cho file
mpc.
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