Patent ID: 7277197

Claim:
A method of controlling a color-image communication apparatus, comprising: a receiving step of receiving information representing a maximum receivable size and-resolution of color information from an apparatus at a receiving end; an obtaining step of obtaining a number of pixels, in a main scanning direction, of image information to be transmitted; a comparing step of comparing a maximum number of pixels in the main scanning direction, determined by the maximum receivable size and resolution received in the receiving step, with the number of pixels in the main scanning direction, obtained in the obtaining step; and a transmission-control step of not transmitting the image information when the number of pixels in the main scanning direction, obtained in the obtaining step, is larger than the maximum number of pixels in the main scanning direction, determined by the maximum receivable size and resolution received in the receiving step, while transmitting the image information when the number of pixels in the main scanning direction, obtained in the obtaining step, is not larger than the maximum number of pixels in the main scanning direction, determined by the maximum receivable size and resolution received in the receiving step; wherein a number of pixels in a main scanning direction of a JPEG (Joint Photographic Experts Group) image stored in a storage medium is obtained in the obtaining step; and wherein the JPEG image stored in the storage medium is a full-color image in sYCC color space.