image
The image is a human-perceived material reproduction. Images can be obtained by optical devices such as cameras, mirrors, telescopes and microscopes; also artificially created, such as hand-painted. Images can be recorded, stored on paper media, film, etc. on optical signal sensitive media. With the development of digital acquisition technology and signal processing theory, more and more images are stored in digital form. Thus, in some cases the word "image" actually refers to a digital image. Image-related topics include image acquisition, image production, image analysis and image processing. Images are divided into still images, such as pictures, photos, etc., and dynamic images, such as video and other two. The image is a visual symbol. Through the professional design of the image, you can develop adult and human communication visual language, can also be to understand the ethnic culture and historical origins of the historical data. A large number of graphic paintings, three-dimensional sculptures and buildings in the history of world art can also be regarded as the image cultural assets developed by the ancient civilization. ...