早在《漫谈》的第三十八篇就已经讲到:与音乐相关的数字音频很自然的与数字视频(主要是压缩影象)结合在一起,原理和操作都与数字音频相似,可以视为数字音频的延展。换句话说,数字音频和数字视频,本来就是一家人。我们还是先来看看数字视频的格式。和数字音频一样,也是分为两大类:非压缩格式和压缩格式。 As early as the “talk” of the thirty-eighth already said: music-related digital audio is very natural and digital video (mainly compressed images) together, the principle and operation are similar to digital audio, you can view Extension for digital audio. In other words, digital audio and digital video are inherently family. Let’s take a look at the format of digital video. Like digital audio, there are two broad categories: uncompressed and compressed.