With the rapid development of information technology,online and offline hybrid teaching mode has become the mainstream trend of college education and teaching reform.Based on the new engineering concept and first-class undergraduate construction demand,taking the course of digital image processing as an example,relying on the new ecological environment of"Internet +"teaching,taking project-driven teaching as the main line,reconstructing the curriculum system,integrating teaching content,building project library resources,constructing a scientific evaluation system,and realizing result-oriented,all-round,whole-process and three-dimensional teaching.The teaching effect is good.