数字图像与视频图像的裁剪方法研究

Research on clipping method of digital image and video image

图像裁剪在摄影中又称为再构图,其目的是去掉图像上那些不必要的和破坏画面整体结构的景物,将主体调整到理想的位置上,使图像上的主体突出、画面简洁生动、比例合理,更具有审美价值。简单说来裁剪是移去部分图像以形成突出或加强构图效果的过程。数字图像和视频的裁剪通常采用计算机的图像处理软件进行。常用的软件有很多,文章主要介绍用Photoshop和Premiere Pro进行图像的裁剪方法。

Image cropping in photography is also known as the re composition, its purpose is to remove the unnecessary and destructive scenery destroying the overall structure of a picture on image, and adjust the subject to an ideal position so as to make the main body of the image prominent, concise and vivid, and the proportion is reasonable, to make it of more aesthetic value. In brief, clipping is the process of removing parts of an image to form an image that highlights or strengthens the effect of composition. The cutting of digital image and video is usually carried out by computer image processing software. There are many commonly used software, this paper mainly introduces the method of clipping images using Photoshop and Premiere Pro.