Video-attribute-information output apparatus, video digest forming apparatus, computer program product, and video-attribute-information output method

A computer program product having a computer readable medium including programmed instructions for outputting video attribute information, wherein the instructions, when executed by a computer, cause the computer to perform:

• detecting a change in scenes where there is little similarity between frames of a video content, and dividing the video content into a plurality of scenes;
• extracting an attribute information area in which attribute information is displayed and which has no change between specific frames of the divided adjacent scenes;
• extracting character areas in which video attribute information in individual characters that is metadata of the video content is present, from the extracted attribute information area;
• assigning meanings to the extracted character areas by referring to rule information that specifies the meanings for the character areas;
• and
• reading the video attribute information from the character areas to which the meanings are assigned, and outputting the video attribute information.

A video-attribute-information output method comprising:

• detecting a change in scenes where there is little similarity between frames of a video content, and dividing the video content into a plurality of scenes;
• extracting an attribute information area in which attribute information is displayed and which has no change between specific frames of the divided adjacent scenes;
• extracting character areas in which video attribute information in individual characters that is metadata of the video content is present, from the extracted attribute information area;
• assigning meanings to the extracted character areas by referring to rule information that specifies the meanings for the character areas;
• and
• reading the video attribute information from the character areas to which the meanings are assigned, and outputting the video attribute information.