2018/12/18 㴮ںڴ

1һ200KKBͼƬ9600ĲʴҪ೤ʱ䣿
210Mڴ Ҫ೤ʱ䣿

9600ʴ  ==  £9600 Bd == 9600 bits/s .
 һ֡8λݼʼλͽλûλһ֡10λݡ
  9600/10 = 960 Byte/s(960ֽ/s),൱ 960/1024 = 0.9375 KB/s
 Դ200KB ͼƬҪʱ 200/0.9375 = 213.33 s

10Mڴ10 Mbps =10/8 MBps=1.25 MBps=1.25*1024 KBps=1280 KBps(1280 KB/s)
 Դ200KB ͼƬҪʱ 200/1280 s=0.15625 s=156.25 ms
 