Anti-shake camera module based on optical flow compensation and anti-shake algorithm thereof

The invention provides an anti-shake camera module based on optical flow compensation and an anti-shake algorithm thereof.The anti-shake camera module comprises a camera module and an anti-shake shell, the camera module comprises a lens, a motor, an image sensor, a first PCB and a lens base, and the anti-shake shell comprises a base, a top cover, an elastic piece support and four electromagnetic coils; the top cover is provided with a first through hole used for light entering of the lens, the four electromagnetic coils are arranged on the four side walls in the base respectively, and the elastic piece support comprises a fixing part fixed to the motor, four magnetic connecting parts arranged in the four electromagnetic coils respectively and bending parts used for connecting the fixing part and the magnetic connecting parts. The first PCB controls the current values of the four electromagnetic coils according to data collected by the image sensor. According to the data collected by the image sensor, the curr