Windows TWAIN Scanner SDK - Capture images from all the TWAIN compliant scanner. Scanning automatically without any user interaction , save to to a multipage PDF. Has ability to adjust the scanner pixel type, True color, B/W Color, Gray color. Has ability to work with automatic document feeders ( ADF ) scanner devices. Draw multi-line text on image and provide over 50 different text styles. Zoom in, Zoom out, Rotate the image files.