Create settings file of Resize Pictures for Command Line with Settings Editor very easily. It has a simple GUI for user.

Resize pictures: Select Resize tab in the toolbar.
Then set a new Width and Height and choose on of the following option:
Watermark pictures: Select Watermark tab in the toolbar.
You can use Resize Pictures for Command Line as an authoring tool by adding watermarks to your pictures. Watermark is a text or image that can be placed in the pictures. This can be information, containing copyright information, your website address or any other.
Also, you can change font settings, angle, position and opacity.
Output settings : Select Output tab in the toolbar.
Then set save format and optimize value, and save folder etc. To specify an output file type - select an appropriate extension in the Save in format DropList.
You also can set 'Don't change the file creation date-time' and 'Remove Exif information from pictures'.