2-ma`ruza mashg`uloti

Raqamli audio formatlar va ularning xususiyatlari jadvali

Format	Kvant, (bit)	Namuna olish chastotasi (kHz)	Kanallar soni	Axborotlar oqimi tezligi (kbit/s)	Yo'qotish tezligi/siqish
CD	16	44,1	2	1411,2	1:1/yo`q
Dolby Digital (AC3)	16-24	48	6	640 gacha	~12:1/bor
DTS	20-24	48; 96	8 gacha	1536 gacha	3:1/bor
DVD- Audio	16; 20; 24	44,1; 48; 88,2; 96	6	6912	1:1/yo`q
DVD- Audio 2	16; 20; 24	176,4; 192	2	4608	1:1/yo`q
MP3	16-24	48 gacha	2	320 gacha	~11:1/bor
AAC	16-24	96 gacha	48 gacha	512 gacha	/yo`q
Ogg Vorbis	до 32	192 gacha	255 gacha	500 gacha	/yo`q
WMA	до 24	96 gacha	8gacha	768 gacha	2:1/yo`q