1. An object detection method, suitable for detecting moving objection information of a video stream comprising a plurality of images, the method comprising: performing a moving object foreground detection on each of the images to obtain a first foreground detection image comprising a plurality of moving objects; performing a texture object foreground detection on each of the images to obtain a second foreground detection image comprising a plurality of texture objects; and filtering the moving objects in the first foreground detection image and the texture objects in the second foreground image, and outputting the remaining moving objects or texture objects after the filtering as the moving object information.