Tuesday, January 22, 2008
DmD Quiz Thingy~ Some missing, anyone have?
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Sample rate = 1/(Time) , 2*(Audio)
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JPEG = Joint Photographic Expert Group
MPEG = Motion Picture Expert Group
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Threshold of hearing - 0 dB
Highest threshold of hearing - 120 dB
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Addictive Color System, Black - (0, 0, 0)
Subtractive Color System, Black - (255, 255, 255)
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PAL video format - 625 lines, 50Hz system
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High Definition TV - 16 : 9
Normal TV - 4 : 3
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Main problem of magnatic tape - Hard to accurately record without adding noise
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Two catagory representing digital image - Bitmap & vector
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MPEG 1 - used in VCD
MPEG 2 - used in DvD
MPEG 4 - used in Quicktime, Highest compression among the MPEG
