Driving method of display panel, driver and display device

The invention provides a driving method of a display panel, a driver and a display device. The driving method comprises the following steps: acquiring a to-be-displayed picture; judging whether the to-be-displayed picture is a heavy-load picture or not, and if yes, acquiring a first gray scale compensation value of each sub-pixel in a to-be-compensated area of the display panel; correcting the first gray scale compensation value to obtain a second gray scale compensation value matched with the current brightness of the display panel; and performing gray scale compensation on each sub-pixel in the to-be-compensated area according to the second gray scale compensation value. According to the driving method of the display panel, the display effect of the display panel when the display panel displays a heavy load picture under high resolution and high refresh rate can be better ensured. 本申请提供一种显示面板的驱动方法、驱动器及显示装置。该驱动方法包括：获取待显示画面；判断待显示画面是否为重载画面，若判断结果为是，则获取显示面板的待补偿区域中各子像素的第一灰阶补偿值；修正第一灰阶补偿值，得到匹配显示面板当前亮度的第二灰阶补偿值；根据第二灰