Coursera Dual Subtitle
robertkao5656
Support dual subtitles for Coursera : 1. The 2nd language support by video supporting Notice: 1. If show light means plug detecting video ready. 2. When the video selects any subtitle, set 2nd language, and set dual mode on then show dual subtitle. 3. If light gray means subtitle disabled, orange means in single subtitle mode, and green means in dual subtitle mode.
