Now i will introduce you a very good subtitle ripper for your to rip your DVD. Name is Xilisoft DVD Subtitle Ripper
As the title says, Xilisoft DVD Subtitle Ripper is a multifunctional program that effectively extracts subtitles from DVDs. The DVD subtitle tool allows choosing one or several language subtitles to output. Output formats include IDX+SUB, PDF, JPG and other image formats.

For your convenience, Xilisoft DVD Subtitle Ripper provides a facility to retrieve volume label, title and chapter info of DVDs from the internet. You are also able to separate DVD subtitles into several parts by specified duration.

This applied DVD subtitle tool is developed to bring you an easy-to-use and high-efficient way to rip DVD subtitle. For movie fans like you, it provides a new access to review your favorite movie stories. And the comparison among multiple languages also greatly assists you with language learning.
Main Functions:
Rip subtitles from DVD video
You can rip subtitles of the whole DVD-video; or
Rip subtitles of all titles or some of them; or
Rip subtitles of all chapters or some of them; or
Rip all language subtitles, or some of them.
Rip subtitles from VOB/SUB files
Rip all language subtitles, or some of them;
Split subtitles at given time
Support setting split time to rip subtitle;
Subtitle comparison
Output multiple language subtitles for comparison as PDF or image files.
Key Features:
Rip subtitles with high efficiency
Support ripping subtitles from various sources;
Diverse output formats are offered;
Provide many options, such as language, chapters, frame rate, split time, etc.
Output the subtitle image files
Typeset the subtitles in A4 page size and output PDF files or image files to make the browsing and printing easily;
Original multilingual comparison formats
For DVD-Video with multiple subtitles, Xilisoft DVD Subtitle Ripper provides the function of outputting multilingual subtitle comparison files, which will benefit your language study;
100% accurate subtitle
Xilisoft DVD Subtitle Ripper directly grabs DVD subtitles accurately with no mistakes. The output subtitle files are absolutely accordant to the original subtitles.