Abstract: A message service providing apparatus according to an embodiment of the present invention includes: a message interface processor for providing a message interface to a user terminal, processing a message transmitted and received through the message interface, and providing one or more opinion expression items that can be included in the message to the user terminal through the message interface; and an active object database management processor for performing an active object database management process for each opinion expression item to provide one or more opinion expression items and opinion expression sub-items corresponding to the opinion expression items.

Abstract: A content playing method includes obtaining a first media playlist for video on demand (VOD)-type first content via a server in accordance with a request from a player; changing the obtained first media playlist from VOD-type to live-type; providing the changed first media playlist to the player; obtaining a second media playlist for second content via the server, before the completion of the playing of the first content using the changed first media playlist in the player; and generating a third media playlist by connecting the changed first media playlist and the second media playlist.

Abstract: Disclosed is a scene meta information generating apparatus including: a subtitle information generating unit configured to detect a plurality of unit subtitles based on a subtitle file related to image contents and correct the plurality of unit subtitles; an audio information generating unit configured to extract audio information from the image contents, detect a plurality of speech segments based on the audio information, and perform speech-recognition on audio information in each speech segment; and an image information generating unit configured to detect a video segment corresponding to each speech segment, perform image-recognition on image frames in the video segment, and selecting a representative image from the image frames.

Abstract: Disclosed is a scene meta information generating apparatus including: a subtitle information generating unit configured to detect a plurality of unit subtitles based on a subtitle file related to image contents and correct the plurality of unit subtitles; an audio information generating unit configured to extract audio information from the image contents, detect a plurality of speech segments based on the audio information, and perform speech-recognition on audio information in each speech segment; and an image information generating unit configured to detect a video segment corresponding to each speech segment, perform image-recognition on image frames in the video segment, and selecting a representative image from the image frames.