Patent ID: 7248788

Claim:
A method of an image process, comprising the steps of: a) designating an image size selected from a plurality of image sizes and a compression mode selected from a plurality of compression modes respectively; b) resizing an image signal in accordance with designation by said designating step; c) compressing said resized image signal in a combination of a DCT, a quantization and a coding process in accordance with designation by said designating step; d) adding additional data corresponding to said image size and said compression mode designated by said designating step to the compressed image signal; e) recording said compressed image signal and said added data added by said adding step on a recording medium; f) reproducing said compressed image signal recorded by said recording step; g) detecting said added data recorded by said recording step; h) converting image resolution of said reproduced image signal in accordance with said added data; and i) displaying said image signal converted by said converting step.