| 摘要 |
FIELD: physics.SUBSTANCE: brightness distribution is determined for each of multiple image data portions, the characteristic value of each brightness distribution is calculated from said brightness distribution and a correcting value is found for tonal correction, which is carried out with respect to the combined image data based on the obtained characteristic value of brightness distribution.EFFECT: carrying out tonal correction to obtain a combined image, having suitable brightness and contrast.10 cl, 6 dwg |
