This does the following :
pixpipe.UrlImageReader
to load the image images/sd.jpg
pixpipe.CanvasImageWriter
to display the imagepixpipe.ComponentProjectionImage2DFilter
decompose the picture into seperate RGB channelspixpipe.ComponentMergeImage2DFilter
to merge the seperate channels with 0 filled images the other componentspixpipe.CanvasImageWriter
pixpipe.ComponentMergeImage2DFilter
pixpipe.CanvasImageWriter