Video image stitching method and device, terminal equipment and storage medium

The invention is suitable for the technical field of video processing, and provides a video image stitching method and device, terminal equipment and a storage medium, and the video image stitching method comprises the steps: obtaining a first video image and a second video image to be stitched; performing homography transformation on the second video image and then determining an overlapping region, wherein the overlapping region comprises a first overlapping region and a second overlapping region; calculating the similarity of corresponding overlapping sub-regions in the first overlapping region and the second overlapping region; based on the overlapped sub-regions and the similarity, unifying image tones of the overlapped regions to obtain a target overlapped region; determining an optimal seam line of the target overlapping area; and according to the optimal seam line, performing video image stitching on the first video image and the second video image to obtain a stitched video image. According to the in