Writing disc images
DVDit Pro can take all the information in a DVD project and write it to an ISO-standard file called a disc image. Disc images offer a convenient way to store completed projects. You can burn discs or write DLTs from disc images in DVDit Pro. Sonic’s RecordNow can also burn discs from disc images.
Dual-layer DVD+R and DVD-R discs are formatted differently. When creating a disc image from a dual-layer project, you must specify whether the image is intended for DVD+R or DVD-R media. You cannot burn a dual-layer disc in one format using an image file that was created for the other format.
To create a disc image from a project: