This is a simple user-version of the BJBRserv server application. With it you will be able to resize entire folders of jpeg images to the dimensions that you require, as well as optionally apply branding with a logo. The software is freeware.
Smooth bilinear filter when enlarging images (avoids blocky images).
Choose to maintain aspect ratio or use resize to a precise resolution.
Apply a logo, and select it's relative position.
Transparency option for logo (not limited to rectangular logos).
Choose a logo alpha setting allowing for an attractive transulcent effect.
Determine the quality setting of JPEG's output from the program.
Very fast processing.
at32 Batch JPEG Branding Resizer weighs in at a very unbloaty 275kb.
Installation is handled via Winzip's Self Extractor. It will automatically uncompress and create the application folder for you where you can then run the software from. You can move this folder to an alternative location at a later date if you wish.