After opening the picture in drawing, 1, click the image, 2, click Stretch/Distortion, 3, and enter the same percentage value in the stretched horizontal and vertical columns, and the picture size will change. (Turn an inch photo into two inches, and input 140%) Santoni proofing comes with a drawing program. The complex patterns of the hymn model can be drawn by other drawing tools, and can be imported into the hymn proofing program by changing the picture format.