Another Datatel school has offered their codebase for their datatel integration. I'm not sure if you have the resources to mod this script, but thought that it might be more doable than starting from scratch since you lost your programming resource.
TurboScan turns your iPhone into a multipage scanner for documents, receipts, notes, whiteboards, and other text. With TurboScan, you can quickly scan your documents and store or email them as multipage PDF or JPEG files. Scan to PDF Not recommended to use with iPod Touch 4 or iPad 2 camera (due to its low resolution). ✚ Works great with the iPod Touch 5 and is compatible with the iPad 3 or newer.
Indeed, the iPad even has some built-in video editing capabilities: The built-in Camera app lets you trim the start and endpoints of your cinematic creation by dragging the edges of a single timeline view at the top.
But to really edit video in earnest-to add transitions and titles and join and split clips-you'll need one of the apps here.