VeryPDF PDF Stamp Command Line is a professional and useful PDF stamper and PDF watermark creator which can stamp PDF with images, text, graphic lines and rectangles by Command Line. With VeryPDF PDF Stamp Command Line, you can easily apply company logos, signatures, charts, page numbers, date and time, contact information to the PDF files. And you can also annotate PDF with custom stamps and put the stamp wherever you like. a.Stamp images on PDF Stamp PDF files with images in various formats: JPEG/JPG, GIF, PCX, TGA, ICO, PNG, JP2, PNM, TIFF/TIF, BMP, etc. Able to increase or decrease original image size. No need to use any third-party application to adjust image size before using images as PDF stamps. b.Stamp text on PDF Apply text stamps to PDF with various effects. Support various fonts. Add text watermarks by using the standard Base 15 Fonts and Windows System Fonts. Support font style, font size, and text modes (solid/outline) settings. Support color settings: gray scale and RGB Color (0-255 RGB color values). Allow you to rotate the text stamps on any angle. c.Stamp graphics on PDF Stamp PDF with graphic lines or rectangles. Specify a rotation angle degree for graphic lines or rectangles. Stamp multiple line stamps and other types of stamps on the PDF files at a time. Automatically fit the length of the line stamps to the PDF files. Features of VeryPDF PDF Stamp Command Line: 1.Wide System Compatibility: Support Windows 98/ME/NT/2000/XP/2003/Vista/7/2008 of both 32-bit and 64-bit. 2.Stamp images on PDF by Command Line. 3.Stamp text on PDF by Command Line. 4.Stamp graphics on PDF by Command Line. 5.Add text watermarks by Command Line. 6.Support opacity settings: Can generate transparent text watermarks, image watermarks, and graphic watermarks. 7. Support to add a new layer for all the stamps. 8. Support 40 or 128 bit encryption when setting passwords for the output PDF files. 9. Support open password and owner password settings. 10.Support to set permissions to protect output PDF files from printing, copying, editing, changing.