Patent ID: 6993536

Claim:
An apparatus for processing information, comprising: an information acquisition means for acquiring multimedia information having a structure of block data including a header area and a data area holding data; a data extractor means for extracting desired data from the multimedia information acquired by the information acquisition means, through searching, based on the content described in the header area of the multimedia information; and a reproducing means for reproducing the data extracted by the data extractor means, wherein said desired data includes data without any links, wherein the data area of one piece of block data stores at least one piece of block data while the header area of one piece of block data has a structure in which block name identification information describing a name identifying the content of at least current block data, child block data count identification information indicating the number of pieces of child block data stored in the data area of the current block data, and data length identification information indicating the data length are arranged in a predetermined order, and wherein the data extractor means searches for data to be extracted, based on the block name identification information, the child block data count identification information, and the data length identification information.