"I have some files that are AVI, MPEG, MP4, etc. formatting, and they can not be played on a common DVD. I would like to know if there is any program for free that I can convert these videos to DVD and play in DVD player. "
Leawo DVD Creator is the program you will want. It is a specialist tool for converting video to DVD. It could possibly not only convert video to DVD, but also offer various DVD menu themes for deciding on. Pursuing is the step-by-step instruction about how to convert video to DVD.
Step1. Launch DVD Creator. Just click "Add" key to load video clips, or directly drag the video clips in and drop on the interface.

After you have added the video files, there will be a list showing in which you can view the video clips. You can preview the video by double pressing the title of the video, so as to make sure it is correctly loaded.
Step2. Edit video
You can just click "Edit" to edit video clips.

It is possible to "Trim" the video to discover the exact length of video you want to put into the DVD; "Crop" the video to remove black margins; better the "Effect" simply by changing its brightness, contrast, saturation and volume and add "Watermark" to make your video clips more special.
Step3. Decide on a DVD menu template.
Just click "Burn to DVD" on the "File" on the main interface to go the following -panel:

The program has presented many presets for users to settle on. To make it more accommodating, the background music and picture may be replaced with your own personal.
Step4. Settings
After choosing the menu template, you can just click "Next" in the above picture to turn to the panel below:
You can opt for your own volume label. And opt for burn video to ISO File or DVD Folder. In "Options", it is possible to choose the destination for you to preserve the output file. In "Video Settings", you can select the desirable TV Standard and Aspect Ratio.
Step5. Conversion
After setting you can just click "Start" to begin video to DVD conversion. With just a few methods and less time you can make a DVD disc by yourselves.

كل الشكر والتقدير لك على الموضوع الرائع .. ...
.. و ثق أننا بانتظار المزيد منك ...
تحياتى ...

التوقيع:ابو سلطان

فيا زائر " منتدانا " ، بلغ تحيتي
نحاريرَ شعرٍ : غدوةً ورواحا
وقل لهمُ : إني على العهد والوفا
إليكم صباباتي ، فعمتم صباحا