Video learning

Local video with subtitle-based study

Open video manuallyMP4, MOV, MKV, WebM depending on browser supportLoad English subtitlesSRT, VTT, or timestamped transcript text

Local video files are not uploaded to GemmaLens. The browser plays the file directly; the subtitle text becomes the learning source.

Player

Open a local video

The file stays in this browser session; GemmaLens only reads the subtitles you provide.

Local subtitle source

Load an .srt/.vtt file from the same movie, or paste subtitle text. GemmaLens uses the timestamps to sync reading support with playback.

Upload .srt/.vtt