Streaming distributing device and method, streaming receiving device and method, streaming system, program, and recording medium

Abstract

Disclosed herein is a streaming distributing device including: a content fragment generating section configured to generate a fragment storing data of a content to be distributed by streaming, the fragment being defined by an MP4 file format; and a subtitle fragment generating section configured to generate a fragment storing a TTML (Timed Text Markup Language) document instance relating to a subtitle to be displayed in the content, the fragment being defined by the MP4 file format, wherein the subtitle fragment generating section adds, to header information of the fragment, instance classification distinguishing information for distinguishing whether the TTML document instance stored in the fragment is a TTML document instance specifying a rendering context relating to the subtitle.

What is claimed is: 
     
         1 . A streaming distributing device comprising:
 a content fragment generating section configured to generate a fragment storing data of a content to be distributed by streaming, the fragment being defined by a Moving Picture Experts Group-4 Part 14 file format; and   a subtitle fragment generating section configured to generate a fragment storing a Timed text markup language document instance relating to a subtitle to be displayed in said content, the fragment being defined by the Moving Picture Experts Group-4 Part 14 file format,   wherein said subtitle fragment generating section adds, to header information of said fragment, instance classification distinguishing information for distinguishing whether said timed text markup language document instance stored in said fragment is a timed text markup language document instance specifying a rendering context relating to said subtitle.