[Noun explanation]

Picture internal structure

The internal structure of the picture includes two aspects: the object structure and the tone structure. The internal structure of the picture is to study the arrangement and layout of points, lines and planes of various subjects in the photographic picture, and their harmonious composition with light, shadow and color. Through the artistic technique of photography, the connotation of visual image is embodied by the artistic language of photography. For photographic composition, "point, line, surface, light, shadow and color" are the basic elements of the picture.

Picture appearance modeling

Image modeling mainly refers to the use of different light forms to describe the three-dimensional sense of objects, the texture of surface structure and the sense of spatial perspective of pictures, highlighting the main scenes and main characters. Picture image modeling is based on the overall structure modeling of light, which is the most basic requirement for light modeling and an artistic creation activity that produces aesthetic feeling in the picture.