Traditional Culture Encyclopedia - Traditional virtues - What is the difference between video and audio? Please give a simple, clear description, not an online copy.
What is the difference between video and audio? Please give a simple, clear description, not an online copy.
The difference between video and audio is: different nature, different formats, different ways of receiving.
One, the nature of the different
1, video: video is to record the way the electrical signal of a variety of moving images.
2, audio: audio is the human ear can hear the sound frequency between 20HZ ~ 20kHz sound waves, including noise.
Second, the format is different
1, video: video format MPEG, MPG, DAT, AVI, MOV, ASF, WMV, FLV, F4V, MP4, AMV and so on.
2. Audio: The formats of audio are CDA, WAV, MP3, WMA, VQF and so on.
Three, the reception is different
1, video: video is received by the eyes and ears, through the eyesight and hearing, to receive video information.
2. Audio: audio is received by the ears, through hearing, receiving audio information.
Baidu Encyclopedia - video
Baidu Encyclopedia - audio
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