Patent ID: 7894706

Claim:
A method of compressing and recording image information as a plurality of video object units on a DVD recording medium according to a DVD-video format according to a decoding and reproducing unit, the method comprising: performing compression of inputted image data; generating additional information about the inputted image data; and multiplexing, in each video object unit, an additional information block that includes the additional information generated in the generating step at a block position immediately after a pack that contains reproduction management information of the inputted image data and immediately before a group of blocks that include compressed image information processed by compression encoding through the use of only image information in the decoding and reproducing unit, and recording the additional information block on the recording medium, wherein the additional information that is multiplexed and recorded on the recording medium includes at least application information, recording time information, and camera information, and the application information includes a vendor name as a manufacturer of a product, and a product name; each video object unit is a unit of reading and writing, and includes (1) the pack that contains reproduction management information of the inputted image data, (2) the additional information block, and (3) the group of blocks that include compressed image information processed by compression encoding through the use of only image information in the decoding and reproducing unit; and wherein said additional information includes at least information about the condition and time of obtaining the image data, and said additional information block and at least one of the corresponding group of blocks includes a same presentation time stamp (PTS), which is time management information about reproduction output of the information in the decoding and reproducing unit.