Patent ID: 7397574

Claim:
An image input apparatus for connecting with a printing apparatus via a serial bus, wherein the printing apparatus receives image data from an apparatus to which the printing apparatus is connected, and is capable of converting JPEG coded image data into image data for printing as an image when the received image data is JPEG coded image data, the image input apparatus comprising: an input unit configured to input image data; an obtaining unit configured to obtain information for enabling data communication with the printing apparatus, in response to the power on of the printing apparatus or a connection between the image input apparatus and the printing apparatus, wherein the information includes an identification of a type of the printing apparatus; a determination unit configured to determine whether or not the image input apparatus should convert the JPEG coded image data into image data for printing using the printing apparatus, based on the type of the printing apparatus identified in the information obtained by said obtaining unit; a conversion unit configured to convert the JPEG coded image data into the image data for printing when said determination means determines that the JPEG coded image data into the image data is to be converted for printing; and a communication unit configured to transmit the JPEG coded image data or the image data converted by said conversion unit, to the printing apparatus.