| 摘要 |
PURPOSE:To store image data in a page memory while rotating them at real time even when the image data are inputted at high speed. CONSTITUTION:The image rotation processing device to store the successively inputted image data in a page memory 113 while setting the rotating angle at 0 deg., 90 deg., 180 deg. or 270 deg. is provided with plural line memories 108A-108H to store the image data for the unit of one bit and equipped with a means to select one of the plural line memories 108 corresponding to the rotating angle of the successively inputted image data, the number of picture elements in one line and the number of bits per picture element and to write the image data, means to read the plural line memories 108 and to parallelly arrange the read image data, and means to calculate the address of the page memory 113 corresponding to the arranged image data and to write the arranged image data in the calculated address of the page memory 113. |
