| 摘要 |
PROBLEM TO BE SOLVED: To quickly display a folder having a reduced image as a representative image. SOLUTION: The reduced image data having the number of picture element reduced from original image data is prepared, and the reduced image data is recorded with the original image data in a recording medium. When four of original image data is recorded as files IMG0000. IMG to IMG0003. IMG, plural reduced image data is collected in a file and a file is continuously recorded in the recording medium. For instance, as a file IDX0000. IMG, the reduced image data of IMG0000. IMG and IMG0001. IMG is recorded. As an IDX0001. IMG, the reduced image data of IMG0002. IMG and IMG0003. IMG is recorded. By recording the image data in this way, the number of times of file access is reduced when reduced image data is read and the display of a folder can be quickly performed. |
