I want an additional set of subtitles to a dvd But I don't know any program that will help me do this. I'm interested in a single program that will do the demuxing, remuxing, authoring and everything else

The VLC media player is one excellent tool for smart video consumers and even a lot of professionals. This program is very stable and simple to handle. Check out this part and you will learn the way to use VLC to add subtitle to movies file easily.

You can have a try Leawo Blu-ray Player. It can satisfy all of your demands. In addition, you can follow below steps to add subtitles to a movie with ease.
Leawo Blu-ray Player is very easy to use. As a multipurpose media player software program, Leawo Blu-ray Player provides comprehensive solutions for you to play back Blu-ray, DVD, ISO files, common video, HD video and audio files on Windows PC smoothly. It could play back all Blu-ray and DVD discs in the market from various movie studios, even they are just released. What is more, it is a totally free DVD player, video player and audio player combo. It could play videos of up to 1080P in HD MP4, HD AVI, HD MOV, HD TS, etc. and audios in AAC, AC3, MP3, M4A, etc. It even supports to play back DTS-5.1 audio. It can also help people add subtitles on movies.
Step 1: Run Leawo Blu-ray Player and Choose Video
Open Leawo Blu-ray Player on your computer and then click "Open File" button in the interface. The chosen video will be loaded to the software right away.

Step 2: Call Out Subtitles Menu
Right-click anywhere on the interface and then choose "Subtitles" option from the pop-up panel.

Step 3: Enable Subtitles
After you enter "Subtitles-Settings" page and you need to check the option of "Enable subtitles" to continue.

Step 4: Select Subtitle File
Choose "Browse for subtitles", and then you can browse the subtitle file you want to add from your computer local folder.

Or you can also click "Player Settings" and then "Subtitles" to do so.

For more details, check: How to Add Subtitles to a Movie

Hi soulwax36

Try to look here :
http://forum.videohelp.com/topic219535.html

http://www.vso-software.fr/faq/add_subtitles_to_dvd/add_subtitles_to_dvd.php

http://club.cdfreaks.com/f62/how-add-subtitles-dvd-croatian-english-tutorial-135193/

http://www.videohelp.com/guides/how-to-add-your-own-subtitle-to-dvd-keep-menu-multi-episode-multi-pgc-id815

http://www.downloadatoz.com/convertxtodvd/add-subtitles-to-dvd.html

I mean you can find many subtitles to DVD movie on the internet, just use google and search for the title of the film and write subtitle (lang ex. english) after.

Good luck
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