Russell Brown has a great collection of scripts for Photoshop CS5/6/CC. He's taken the Image Processor script and extended it with all the features you'd wished were in there...
... such as the support to OUTPUT TRANSPARENT TIFFS!!! If you've had to build batch action workarounds for this then you understand my caps...
I use Image Processor Pro for all of my batch output. It's better than the Image Processor that ships with Photoshop.
Download and watch the tutorial for Dr. Browns Services here: