A command-line version of image to PDF converter is also available.

The command-line version of image to PDF converter can be used in batch convert images PDF processing in any other way you wish.

usage: imgtopdf [-i infile] [options]…

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”