1. A video processing system, comprising: a video input; a video output for outputting at least one manipulated video image; a video processing chain connecting said video input to said video output, said chain including a series connection of at least two video processing components, each including: a component input for receiving at least one video image; a component output for outputting at least one processed video image; a control input for controlling the video processing component to be in an enabled state or a disabled state, said video processing component being arranged to obtain in said enabled state the processed video image by performing a respective processing operation on the received video images, in which disabled state the processed video image is inputted to a node downstream of the video processing component in the disabled state without being subjected to said processing operation.