The main features of multimedia technology are as follows:
(1) integration can acquire, store, organize and synthesize information through multiple channels.
(2) Controlled multimedia technology is a computer-centered comprehensive processing and control of multimedia information, which is displayed in various media forms according to people's requirements and acts on people's various senses at the same time.
(3) Interactivity Interaction is one of the main characteristics that distinguish multimedia applications from traditional information exchange media. Traditional information communication media can only spread information in one direction and passively, while multimedia technology can realize people's active choice and control of information.
(4) The nonlinear characteristics of nonlinear multimedia technology will change people's traditional sequential reading and writing mode. In the past, people mostly used the framework of chapters, sections and pages to acquire knowledge step by step, while multimedia technology will present the content to readers in a more flexible way with the help of hypertext links. (5) Real-time when the user issues an operation command, the corresponding multimedia information can be controlled in real time.
(6) Interaction can form the interaction between human and machine, human and machine, and the operating environment and immersive scene for mutual communication, which people can carry out according to their needs.
Control. Man-machine interaction is the biggest feature of multimedia.
(7) Convenience of information use Users can use information according to their own needs, interests, task requirements, preferences and cognitive characteristics, and take any form of information such as pictures, words and sounds.
(8) Dynamic information structure "Multimedia is a book that can never be read". Users can reorganize information, add, delete or modify nodes and re-establish links according to their own purposes and cognitive characteristics.