The embodiment of the invention provides a multi-screen image capturing and displaying method, device and system, and the method comprises the steps: enabling equipment for executing the scheme to beconnected with a plurality of display screens, enabling the equipment to capture the contents displayed in the display screens, and obtaining a plurality of paths of video frame images; packaging themultiple paths of video frame images into one or more paths of code streams; outputting the one or more paths of code streams. According to the scheme, the content displayed in different display screens can be captured at the same time.