US 2019/0294887 A1 · IMAGE PROCESSING APPARATUS AND METHOD AND STORAGE MEDIUM STORING INSTRUCTIONS

Abstract

The present invention discloses an image processing apparatus and method and storage medium storing instructions. The image processing apparatus comprises a unit for acquiring a current video frame and a scene model based on an input video, a unit for updating visual element models in said scene model, which match with the visual elements in said current video frame, based on the visual elements in said current video frame, and a unit for updating visual element models in said scene model, which do not match with the visual elements in said current video frame, based on the visual elements in said current video frame and in the previous video frames thereof. According to the present disclosure, the whole scene model can vary immediately following the variation in the environment illumination.

Claims14

Dependent claims

An image processing apparatus comprising:

an acquiring unit for acquiring a current video frame and a scene model based on an input video, wherein said scene model includes visual element models at least representing appearance features in said current video frame and in previous video frames thereof, of visual elements;
a first updating unit for updating visual element models in said scene model, which match with the visual elements in said current video frame, based on the visual elements in said current video frame;
a second updating unit for updating visual element models in said scene model, which do not match with the visual elements in said current video frame, based on the visual elements in said current video frame and in the previous video frames thereof.

An image processing method comprising:

an acquiring step of acquiring a current video frame and a scene model based on an input video, wherein said scene model includes visual element models at least representing appearance features in said current video frame and in previous video frames thereof, of visual elements;
a first updating step of updating visual element models in said scene model, which match with the visual elements in said current video frame, based on the visual elements in said current video frame;
a second updating step of updating visual element models in said scene model, which do not match with the visual elements in said current video frame, based on the visual elements in said current video frame and the previous video frames thereof.

Dependencies are inferred from the claim text.

Image processing apparatus and method and storage medium storing instructions

Life of this patent

Image processing apparatus and method and storage medium storing instructions

Life of this patent

Abstract

Claims14