很多玩家对购买DVD影碟都有自己的一套经验,比如辨别其是DVD版、LD版、胶片版,还是“枪版”;是“直灌”,还是“转”来的;其声音是AC-3、dts、还是双声道;但是对影碟画面的宽高比(AspectRatio)却少有人关注,人们的注意力太集中到画质上了,以至于忽视了宽高比这一构成完美家庭影院的重要因素。可能你还没有想过,宽高比直接影响到画面的分辨率。说起影碟的宽高比,不能不从电影谈起。一、电影的宽高比自从上世纪二十年代后期出现有声电影直到五十年代初期,电影屏幕的宽高比始终为1.37:1,这个比例与4:3(1.33:1)的 Many players have their own set of experience in buying DVD discs, such as DVD, LD, film, or “gun version”; whether it is “direct irrigation” or “turn”; and its voice is AC -3, dts, or two-channel; but the Aspect Ratio of the video screen is rarely concerned about people’s attention is too focused on quality, so that the neglect of the aspect ratio of the perfect family Cinema is an important factor. Maybe you have not thought about the aspect ratio directly affect the resolution of the screen. Speaking video aspect ratio, can not but start from the movie. First, the aspect ratio of the movie Sounds from the late 1920s until the early 1950s, the movie screen aspect ratio was always 1.37: 1, the ratio of 4: 3 (1.33: 1)