Facial expression control method and system based on eyeball tracking

Abstract

The technical scheme of the invention comprises a facial expression control method and system based on eyeball tracking. The facial expression control method comprises the steps of enabling a user touse terminal equipment to run a game program; enabling the game program to call an image acquisition device of the terminal equipment to acquire eyeball state information of the user, wherein the eyeball state information comprises an angle between an eyeball and the equipment, a gazing direction, a blinking action, eye pupil size change and an iris stretching or contracting state; according to the obtained eyeball state information, calling a machine learning algorithm to calculate the current emotion attribute of the user; and according to the current emotion attribute of the client, callinga corresponding expression from an expression library according to a preset rule, and displaying the expression by a specified virtual character in the game. The method has the beneficial effects that the game experience is improved, the game reality sense is enhanced, the user stickiness and the game activity degree are improved, a player has more substitution feeling, and the dependence degreeand loyalty degree of the player on a game can be improved.

Description

technical field [0001] The invention relates to a facial expression control method and system based on eye tracking, and belongs to the technical field of computers. Background technique [0002] Now the character models of RPG games (role-playing games) mostly have lifelike anthropomorphic performances. But unfortunately, the eyes of the characters in the game are relatively dull. When looking at the player, the game character does not look at the player's perspective, and cannot interact with the player's eyes, which seriously affects the game experience. For the user, the game experience is not realistic enough, resulting in a decrease in user stickiness and game activity. [0003] Eye movement analysis personality, eye movement can often reflect people's psychological activities. There have been some conclusions for a long time. For example, when excited, the eyes are bright, when depressed, the eyes are dull, when sad, the pupils are dull, and when angry, the eyes are ...

AI Technical Summary

Problems solved by technology

When looking at the player, the game character does not look at the player's perspective, and cannot interact with the player's sight, which seriously affects the game experience. For the user, the game experience is not realistic enough, resulting in a decrease in user stickiness and game activity

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