This is the command wg-thumbnailer that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
thumbnailer - Create thumbnails for WebGUI's uploaded graphic files
thumbnailer --path path
This WebGUI utility script generates thumbnails for WebGUI's uploaded graphic files. The
script finds all the graphic files recursively starting from the specified path; it will
skip those files that already have thumbnails, and create PNG thumbnails for the rest.
Files with JPG, JPEG, GIF, PNG, TIF, TIFF and BMP extensions are regarded as graphic
The thumbnails are created using Image::Magick for image transformations.
Specifies the absolute path to WebGUI's uploads directory. This parameter is
Specify the size in pixels of the largest dimension of the thumbanils. If left
unspecified, it defaults to 50 pixels.
Use this option to create thumbnails only for those images that are missing
Shows this documentation, then exits.
Use wg-thumbnailer online using onworks.net services