Как изменить яркость или контрастность картинки?
(AShape.PictureFormat as PictureFormat).Brightness := 0.25; // 25% яркости
(AShape.PictureFormat as PictureFormat).Contrast := 0.75; // 75% контрастность
PictureFormat Property
Excel ЧаВо
(AShape.PictureFormat as PictureFormat).Brightness := 0.25; // 25% яркости
(AShape.PictureFormat as PictureFormat).Contrast := 0.75; // 75% контрастность
PictureFormat Property