Patent ID: 7123294

Claim:
An image file apparatus, comprising: an image data reading device that reads original image data in a compressed format from an interchangeable recording medium; a converting device that compares a size of the original image data to a display size corresponding to a display, the converting device being adapted to convert the original image data when necessary according to the following: when the size of the original image data exceeds the display size, the converting device decreases the size of the original image data read by the image data reading device substantially down to the display size of the display, and when the size of the original image data is smaller than the display size, the converting device increases the size of the original image data read by the image data reading device substantially up to the display size of the display, wherein the original image data is in an expanded format when the necessary conversion is performed; and an image recording device that records the original image data read by the image data reading device onto a first recording medium in a compressed format, and that records the display image data produced by the converting device onto the first recording medium in a compressed format if the original image data has been converted by the converting device, wherein the display includes a display memory, and at least one of the original and display image data is transferred from the first recording medium to the display memory before being displayed.