Burn the DVD

1.	Finally, time to burn! Click the Burn button to start the disc burning process.
2.	When prompted, insert a blank DVD disc in your Mac's SuperDrive.
3.	Wait. Get some coffee. Go to bed. Depending on your project's size, iDVD can take hours to encode and burn the disc. If you're curious, you can watch the burn process in the Creating Your DVD dialog that appears.

Prepare iDVD checks that it has the pieces it needs to continue the burning process.

Process Menus. Buttons, motion menus, and other interface elements are rendered and encoded.

Process Slideshows. Slide-show photos and transitions are processed here.

Process Movies. The heavy liftingif you're using Best Quality, the entire movie is scanned to determine the best compression quality, then the footage is rendered.

Burn. The audio and video data are combined, or "multiplexed," into a single stream that DVD players can read. The data is then etched into the disc's surface by the SuperDrive's laser.

After the Burn stage, the disc ejects and you're done!