Summary: , click File- Video Properties- Filters . If all of the above steps were executed properly, the ffdshow MPEG-4 Video Decoder should show up on the list. Select it and click Details . To enable stereoscopic subtitles, enable both the Subtitles and Stereoscopic checkboxes and choose the preferred parallax. For most movies, a value of 2 (for over/under, right image
Image Dimensions: 548 x 400
Image originally found here.