iTunes is the best way to fill up your iPod with the latest and greatest contents. And these things are always being put on iPod and iphone. However when you want to play them on your own DVD player or to keep them, you'll need to convert them. Now, I'll give you a brief intruction to achieve it:
Step1.Download and follow the installation wizard to install Media Converter.

Step2.Then run Aimersoft Media Converter, click “Add” button to load the iTunes which you want to convert. In the "Convert Video to" drop down list, select the format you want. The preset parameters do quite well and you can also customize them according to your request by click button “Setting” on the right, then click “Start” to begin the conversion. If you want to know where the video is save, you can click “Browse” to locate the files on your computer.

Step3. Download and follow the installation wizard to install Aimersoft DVD Creator (Note, you need a DVD Burner to burn DVD, so make sure your DVD Drive has DVD+RW or DVD-RW symbol).

Step4. Run Aimersoft DVD Creator, click "Load Video" button to import removed videos, then click "add to slideshow" button to add them to storyboard. If you want to burn videos to dual-layer DVD (DVD-9), at the bottom of the interface, select "DVD-R 9.0G", you can also customize video quality there. And the used disc space is shown on the disc space bar underneath the storyboard.

Step5.If you want to edit them by yourself, you can click"edit" button to crop, select effect, trim, add watermark and plug in subtitle.

Step6.After editing the videos, you can click "Burn" tab, you can get the burned DVD.