Image Filter

使用「图像」栏上的此图标可以打开「图像滤镜」栏，在其中可以对选中图片使用各种滤镜。

色彩反转

对彩色图像的颜色值或灰度图像的亮度值进行反转。再次应用滤镜会恢复原状。

平滑

Softens or blurs the image by applying a low pass filter.

锐化

通过应用高通过滤器锐化图像。

去除噪点

通过应用中值过滤器来去除噪点。

曝光

Opens a dialog for defining solarization. Solarization refers to an effect that looks like what can happen when there is too much light during photo development. The colors become partly inverted.

参数

指定曝光度和曝光类型。

阈值

指定亮度 (百分比)，像素将根据此亮度曝光。

互补色转换

指定同时转换所有像素。

老化

All pixels are set to their gray values, and then the green and blue color channels are reduced by the amount you specify. The red color channel is not changed.

老化度

定义老化的强度 (用百分比表示)。老化度为 0% 时，将显示所有像素的灰度值。老化度为 100% 时，仅保留红色通道。

海报化

Opens a dialog to determine the number of poster colors. This effect is based on the reduction of the number of colors. It makes photos look like paintings.

海报颜色

指定颜色数量，图像颜色将减少到此数量。

流行艺术

Converts an image to a pop-art format.

炭笔素描

Displays the image as a charcoal sketch. The contours of the image are drawn in black, and the original colors are suppressed.

浮雕

Displays a dialog for creating reliefs. You can choose the position of the imaginary light source that determines the type of shadow created, and how the graphic image looks in relief.

光源

指定光源的位置。光源用一个点表示。

马赛克

Joins small groups of pixels into rectangular areas of the same color. The larger the individual rectangles are, the fewer details the graphic image has.

元素分辨率

确定要合并成矩形的像素数量。

宽度

定义单个马赛克方块的宽度。

高度

定义单个马赛克方块的高度。

强化边缘

强化或锐化对象的边缘。