Abstract: Construction and application of online open course of digital image processing for MOOC platform of Chinese universities are discussed in this paper.The practice of on-line teaching and mixed teaching shows that the construction and application of digital image processing MOOC improves the teaching scale, promotes the sharing of teaching resources, Blended teaching strengthens the communication between teachers and students, improves students' autonomous learning ability and teaching efficiency, It is helpful to deepen teaching reform and improve teaching quality.

Key words: MOOC, digital image processing, blended teaching