Set the tolerance for replacing a source colour in the source image. To replace colours that are similar to the colour that you selected, enter a low value. To replace a wider range of colours, enter a higher value.
设置在替换源图像中的源颜色时要用到的偏差。要替换与选定颜色类似的颜色，请输入一个较低的值。要替换较大范围的颜色，请输入较高的值。