Patent ID: 8107113

Claim:
A printer, comprising: a first input unit configured to input RAW data; a second input unit configured to input first image data of a general purpose format; an image generating unit configured to generate second image data of the general-purpose format from the RAW data input by the first input unit using a demosaicing processing; and a print unit configured to print both the first image data and the second image data; wherein the image generating unit generates the second image data based on the RAW data using the demosaicing processing and a compression processing for each of a plurality of blocks and stores the second image data into a storage medium; wherein the printer further comprises an expanding unit configured to expand the second image data stored in the storage medium for each of a plurality of bands to be printed, thereby forming expanded second image data; wherein the print unit generates print data from the expanded second image data for each of the plurality of bands to be printed and, prints an image for each of the plurality of bands to be printed based on the print data.