Polarization direction statistical image generation method and device, and medium

The invention discloses a polarization direction statistical image generation method, equipment and a medium, and belongs to the technical field of polarization spectral imaging and image processing thereof. Obtaining a polarization split-focus plane image, performing diagonal neighborhood orthogonal difference on the polarization split-focus plane image to obtain a diagonal neighborhood orthogonal difference image with a negative pixel value, and correcting the diagonal neighborhood orthogonal difference image with the negative pixel value to obtain a diagonal neighborhood orthogonal difference image; calculating to obtain a natural light component image by using the polarization split-focus plane image and the negative diagonal neighborhood orthogonal difference image, and obtaining a polarization detection direction image through the natural light component image; carrying out computational interpolation on the polarization focus-splitting plane image to obtain a polarization angle image with the same reso