Patent ID: 8810814

Claim:
An image processor comprising: a memory to store information on a file format and a maximum file size of image data which can be processed by the image processor and information on a file format and a maximum file size of image data which can be processed by each of one or more external devices; a judging device to judge whether image data input to the image processor can be processed by the image processor or the one or more external devices in terms of the file format and the file size by reference to the information stored in the memory; an image converter to convert the input image data so as to be output by the image processor; a transfer controller to transfer the input image data to one of the one or more external devices when the judging device determines that the input image data cannot be processed by the image processor but can be processed by the one of the one or more external devices while transferring the input image data to the image converter when the judging device determines that the input image data can be processed by the image processor; an external device information controller to reflect information on an available capacity of the one or more external devices and the file format available thereto to an external device data; a convertibility checker to determine, based on a convertible data, whether or not an image conversion requested by the transfer controller can be performed; and an output device to output an image based on the image data processed by the one of the one or more external devices or the image converter.