27. A non-transitory computer-readable medium embodying a program executable in a computing device, comprising: code that obtains media content; code that receives pre-defined text comprising one of: subtitles and annotations associated with the media content; code that performs semantic analysis on the text and a visual portion of the media content to obtain at least one semantic textual segment each corresponding to a text section of the media content, wherein the text section comprises at least one word in the text in the at least a portion of the media content; code that generates at least one context token corresponding to the at least one semantic textual segment, wherein each context token comprises an entropy value representing a measure of contextual information conveyed by a corresponding semantic textual segment; and code that visually accentuates the text section according to the entropy value of each context token.
28. The non-transitory computer-readable medium of claim 27 , wherein the code that visually accentuates at least one context further comprises: code that modifies text in the at least a portion of the media content; and code that generates captions in the at least a portion of the media content.