| 摘要 |
PROBLEM TO BE SOLVED: To provide an inclination angle detection device that can detect an inclination angle of an image and correct the inclination angle with improved accuracy, image reading device, image forming apparatus, and program.SOLUTION: An inclination angle detection device includes acquisition means for acquiring image information showing an image to be an object of inclination angle detection, and detection means for detecting, from the image shown by the image information, the inclination angle of the image by selectively using at least one of a plurality of types of inclination angle detection methods different from each other according to predetermined conditions. |
