Crop

RasterCachedImage.Crop method

裁剪图像。

public override void Crop(Rectangle rectangle)
范围类型描述
rectangleRectangle矩形。

例子

以下示例裁剪光栅缓存图像。裁剪区域通过 Aspose.Imaging.Rectangle 指定。

[C#]

string dir = @"c:\temp\";

using (Aspose.Imaging.Image image = Aspose.Imaging.Image.Load(dir + "sample.png"))
{
    Aspose.Imaging.RasterCachedImage rasterImage = (Aspose.Imaging.RasterCachedImage)image;

    // 裁剪图像。裁剪区域是图像的矩形中心区域。
    Aspose.Imaging.Rectangle area = new Aspose.Imaging.Rectangle(rasterImage.Width / 4, rasterImage.Height / 4, rasterImage.Width / 2, rasterImage.Height / 2);
    rasterImage.Crop(area);

    // 将裁剪后的图像保存为 PNG
    rasterImage.Save(dir + "sample.Crop.png");
}

也可以看看

CacheData Dither