From www.imtoo.com:

ImTOO DVD Subtitle Ripper is multifunctional DVD subtitle ripping software which can extract DVD subtitles and output subtitle files (formatted as IDX+SUB), PDF, JPG and other image formats. You can choose to output one language subtitle or multilingual comparison subtitle in PDF or image formats.

As a perfect DVD subtitle creation tool, ImTOO DVD Subtitle Ripper is designed to provide you with an easy-to-use and high-efficient way to extract subtitles from DVDs. It features split function to separate DVD subtitles into several parts by specified duration. Before ripping, the software is capable of retrieving volume label, title and chapter info of DVDs from the internet.

Key Features:

1. Rip subtitles with high-efficiency - Supports ripping subtitles from various sources, supports multiple output formats, and provides multiple options e.g. languages, chapters, frame rates and time division etc.
2. Output the subtitle image file - Typesets the subtitle by A4 spec and output PDF files or image files to make the browsing and printing easy.
3. Unique multilingual comparison forms - For these DVD-Video discs with multilingual subtitles, it allows you to output multilingual comparison files, which brings more advantages to your language study.
4. Retrieve Disc info - Retrieve volume label, title and chapter info of DVDs from the internet.
5. Multi-language version - The software has English, Japanese, German and Chinese versions released.