在一些中景、全景、远景画面里,常常是有环境的。就是说除了主体、陪体以外,还有一些形象,在画面上作为环境的组成部分,我们把它们分为前景和背景。前景处在主体前面靠近镜头的形象叫前景。由于镜头的透视规律,前景具有这几个特点:呈像大,色调深,质感强。同样一片树叶,在前 In some medium, panoramic, distant picture, there is often the environment. That is to say, apart from the main body and the accompaniment of the body, there are still some images on the screen as part of the environment. We divide them into the foreground and the background. Prospects in the main front of the image near the camera called the prospect. Due to the lens of the law of perspective, the foreground has these characteristics: a large image, deep color, strong texture. The same leaf, before