What Does Open Captioning Mean - The difference between closed and open captions. For video that is displayed on television sets, special devices called decoders must be available in order to view closed captions. Web captions are synchronized transcriptions of all meaningful audio — dialogue, laughter, applause, music, slammed doors, and more. Web captions are meant to describe what happens, including sound effects or music, for those who can’t hear the content. Open captions always are in view and cannot be turned off, whereas closed captions can be turned on and off by the viewer. Both appear as overlays on a video, usually in a text color that’s easy to read against the background. Web captions are either open or closed. As we mentioned above, there are two primary types of captions:
Both appear as overlays on a video, usually in a text color that’s easy to read against the background. Open captions always are in view and cannot be turned off, whereas closed captions can be turned on and off by the viewer. For video that is displayed on television sets, special devices called decoders must be available in order to view closed captions. As we mentioned above, there are two primary types of captions: The difference between closed and open captions. Web captions are meant to describe what happens, including sound effects or music, for those who can’t hear the content. Web captions are either open or closed. Web captions are synchronized transcriptions of all meaningful audio — dialogue, laughter, applause, music, slammed doors, and more.