Sony Group Corporation
FILE PROCESSING DEVICE, FILE PROCESSING METHOD, AND PROGRAM

Abstract:

The present technology relates to a file processing device, a file processing method, and a program that achieve quick index display. A file control unit generates a proxy file storing a related image related to an image in a high efficiency image file format (HEIF) file, the proxy file being another HEIF file. Furthermore, the file control unit detects an image corresponding to a selected related image selected from related images stored in the proxy file. The present technology can be applied to, for example, a case where index display of thumbnail images is performed.