Please note that, in addition to AviSynth, you also need to have the appropriate codecs and filters installed. Open another kind of file, SubRip will ask you to input the frame rate: Supports, but it can only detect the frame rate of. SubRip will try to open any file that AviSynth Open the video file by clicking on the button encircled in red below, or selecting Open Hard Subbed Video files from This guide shows you how to extract the subtitles. To extract the subtitles as text, as well as save them as bitmaps for Some video files have subtitles 'burned into them'.
