The command-line version of Image To PDF converter can be used in Batch convert images PDF processing in any other way you wish.
Required options:
-i input image file or directory
Optional Options:
-o output PDF file path, default is as same as input file path
-r input the registration code
For example:
//Convert C:/test.jpg to C:/test.pdf
imgtopdf -i "C:/test.pdf"
//Convert C:/test.jpg to C:/test2.pdf
imgtopdf -i "C:/test.pdf" -o "C:/test2.pdf"
//Convert all images in C:/test to a single PDF file C:/test.pdf
imgtopdf -i "C:/test"
//Convert all images in C:/test to a single PDF file C:/test2.pdf
imgtopdf -i "C:/test" -o "C:/test2.pdf"
//to remove watermark, should use -r to register first
imgtopdf -r "XXXXX-XXXXX-XXXXX-XXXXX-XXXXX"