Mac M4V to DVD Converter
The step-by-step guide to convert M4V to DVD on Mac OS X.
Step 1. Free download and install it, Launch it.

Step 2. Select "Add File"button to load M4V files you want to convert. And ou can set the checked DVD video.
If you want to adjust DVD video, Letterbox, Pan and Scan, Medium, Full Screen can be choosed to cutomize the DVD videos.

Step 3.
button is to start burning DVD disc.
Step 4. A dialogue will pop up:

All right, we have successfully converted M4V video to DVD and creat your own DVD movie.