Args

MaskingOptions.Args property

获取或设置分段算法的参数。

public IMaskingArgs Args { get; set; }

适当的价值

分割算法的参数。

例子

此示例说明如何使用图像掩码和 K-means 分割算法将光栅图像分解为多个图像。图像遮罩是一种图像处理技术，用于将背景与前景图像对象分开。

[C#]

string dir = "c:\\temp\\";
string sessionBackupFile = dir + "session.bak";

    // 屏蔽导出选项
Aspose.Imaging.ImageOptions.PngOptions exportOptions = new Aspose.Imaging.ImageOptions.PngOptions();
exportOptions.ColorType = Aspose.Imaging.FileFormats.Png.PngColorType.TruecolorWithAlpha;
exportOptions.Source = new Aspose.Imaging.Sources.StreamSource(new System.IO.MemoryStream());

Aspose.Imaging.Masking.Options.MaskingOptions maskingOptions = new Aspose.Imaging.Masking.Options.MaskingOptions();
    
// 使用 GraphCut 聚类。
maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
maskingOptions.Decompose = false;
maskingOptions.Args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

    // 背景颜色为橙色。
maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
maskingOptions.ExportOptions = exportOptions;

    // 首次启动会话并保存到文件
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.CreateSession(maskingOptions))
    {
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.Decompose())
        {
            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step1.png");
            }
        }

        session.Save(sessionBackupFile);
    }
}

    // 从 file
 恢复屏蔽会话
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.LoadSession(sessionBackupFile))
    {
        Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

        // 对图像进行可视化分析，设置属于分离对象的点。
        args.ObjectsPoints = new Point[][]
                                     {
                                         new Point[]
                                             {
                                                 new Point(0, 0), new Point(0, 1), new Point(1, 0),
                                                 new Point(1, 1), new Point(2, 0), new Point(2, 1),
                                                 new Point(3, 0), new Point(3, 1)
                                             },
                                     };
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.ImproveDecomposition(args))
        {
            // 导出选项的显式传输，因为它不是可序列化的
            maskingResult.MaskingOptions.ExportOptions = exportOptions;

            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step2.png");
            }
        }
    }
}

使用分段掩码加快分段过程

[C#]

string dir = "c:\\temp\\";
string sessionBackupFile = dir + "session.bak";

    // 屏蔽导出选项
Aspose.Imaging.ImageOptions.PngOptions exportOptions = new Aspose.Imaging.ImageOptions.PngOptions();
exportOptions.ColorType = Aspose.Imaging.FileFormats.Png.PngColorType.TruecolorWithAlpha;
exportOptions.Source = new Aspose.Imaging.Sources.StreamSource(new System.IO.MemoryStream());

Aspose.Imaging.Masking.Options.MaskingOptions maskingOptions = new Aspose.Imaging.Masking.Options.MaskingOptions();
    
// 使用 GraphCut 聚类。
maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
maskingOptions.Decompose = false;
maskingOptions.Args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

    // 背景颜色为橙色。
maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
maskingOptions.ExportOptions = exportOptions;

    // 首次启动会话并保存到文件
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.CreateSession(maskingOptions))
    {
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.Decompose())
        {
            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step1.png");
            }
        }

        session.Save(sessionBackupFile);
    }
}

    // 从 file
 恢复屏蔽会话
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.LoadSession(sessionBackupFile))
    {
        Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

        // 对图像进行可视化分析，设置属于分离对象的点。
        args.ObjectsPoints = new Point[][]
                                     {
                                         new Point[]
                                             {
                                                 new Point(0, 0), new Point(0, 1), new Point(1, 0),
                                                 new Point(1, 1), new Point(2, 0), new Point(2, 1),
                                                 new Point(3, 0), new Point(3, 1)
                                             },
                                     };
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.ImproveDecomposition(args))
        {
            // 导出选项的显式传输，因为它不是可序列化的
            maskingResult.MaskingOptions.ExportOptions = exportOptions;

            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step2.png");
            }
        }
    }
}

此示例说明如何分解栅格使用图像遮罩和手动遮罩将图像分成多个图像。图像遮罩是一种图像处理技术，用于将背景与前景图像对象分开。

[C#]

string dir = "c:\\temp\\";
string sessionBackupFile = dir + "session.bak";

    // 屏蔽导出选项
Aspose.Imaging.ImageOptions.PngOptions exportOptions = new Aspose.Imaging.ImageOptions.PngOptions();
exportOptions.ColorType = Aspose.Imaging.FileFormats.Png.PngColorType.TruecolorWithAlpha;
exportOptions.Source = new Aspose.Imaging.Sources.StreamSource(new System.IO.MemoryStream());

Aspose.Imaging.Masking.Options.MaskingOptions maskingOptions = new Aspose.Imaging.Masking.Options.MaskingOptions();
    
// 使用 GraphCut 聚类。
maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
maskingOptions.Decompose = false;
maskingOptions.Args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

    // 背景颜色为橙色。
maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
maskingOptions.ExportOptions = exportOptions;

    // 首次启动会话并保存到文件
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.CreateSession(maskingOptions))
    {
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.Decompose())
        {
            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step1.png");
            }
        }

        session.Save(sessionBackupFile);
    }
}

    // 从 file
 恢复屏蔽会话
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.LoadSession(sessionBackupFile))
    {
        Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

        // 对图像进行可视化分析，设置属于分离对象的点。
        args.ObjectsPoints = new Point[][]
                                     {
                                         new Point[]
                                             {
                                                 new Point(0, 0), new Point(0, 1), new Point(1, 0),
                                                 new Point(1, 1), new Point(2, 0), new Point(2, 1),
                                                 new Point(3, 0), new Point(3, 1)
                                             },
                                     };
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.ImproveDecomposition(args))
        {
            // 导出选项的显式传输，因为它不是可序列化的
            maskingResult.MaskingOptions.ExportOptions = exportOptions;

            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step2.png");
            }
        }
    }
}

这个例子展示了如何为图像掩蔽算法指定建议以提高分割（聚类）方法的精度。图像遮罩是一种图像处理技术，用于将背景与前景图像对象分开。

[C#]

string dir = "c:\\temp\\";
string sessionBackupFile = dir + "session.bak";

    // 屏蔽导出选项
Aspose.Imaging.ImageOptions.PngOptions exportOptions = new Aspose.Imaging.ImageOptions.PngOptions();
exportOptions.ColorType = Aspose.Imaging.FileFormats.Png.PngColorType.TruecolorWithAlpha;
exportOptions.Source = new Aspose.Imaging.Sources.StreamSource(new System.IO.MemoryStream());

Aspose.Imaging.Masking.Options.MaskingOptions maskingOptions = new Aspose.Imaging.Masking.Options.MaskingOptions();
    
// 使用 GraphCut 聚类。
maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
maskingOptions.Decompose = false;
maskingOptions.Args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

    // 背景颜色为橙色。
maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
maskingOptions.ExportOptions = exportOptions;

    // 首次启动会话并保存到文件
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.CreateSession(maskingOptions))
    {
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.Decompose())
        {
            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step1.png");
            }
        }

        session.Save(sessionBackupFile);
    }
}

    // 从 file
 恢复屏蔽会话
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.LoadSession(sessionBackupFile))
    {
        Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

        // 对图像进行可视化分析，设置属于分离对象的点。
        args.ObjectsPoints = new Point[][]
                                     {
                                         new Point[]
                                             {
                                                 new Point(0, 0), new Point(0, 1), new Point(1, 0),
                                                 new Point(1, 1), new Point(2, 0), new Point(2, 1),
                                                 new Point(3, 0), new Point(3, 1)
                                             },
                                     };
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.ImproveDecomposition(args))
        {
            // 导出选项的显式传输，因为它不是可序列化的
            maskingResult.MaskingOptions.ExportOptions = exportOptions;

            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step2.png");
            }
        }
    }
}

将屏蔽会话保存到文件以用于长时间会话，以及在另一个环境中恢复会话的可能性。

[C#]

string dir = "c:\\temp\\";
string sessionBackupFile = dir + "session.bak";

    // 屏蔽导出选项
Aspose.Imaging.ImageOptions.PngOptions exportOptions = new Aspose.Imaging.ImageOptions.PngOptions();
exportOptions.ColorType = Aspose.Imaging.FileFormats.Png.PngColorType.TruecolorWithAlpha;
exportOptions.Source = new Aspose.Imaging.Sources.StreamSource(new System.IO.MemoryStream());

Aspose.Imaging.Masking.Options.MaskingOptions maskingOptions = new Aspose.Imaging.Masking.Options.MaskingOptions();
    
// 使用 GraphCut 聚类。
maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
maskingOptions.Decompose = false;
maskingOptions.Args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

    // 背景颜色为橙色。
maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
maskingOptions.ExportOptions = exportOptions;

    // 首次启动会话并保存到文件
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.CreateSession(maskingOptions))
    {
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.Decompose())
        {
            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step1.png");
            }
        }

        session.Save(sessionBackupFile);
    }
}

    // 从 file
 恢复屏蔽会话
using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
{
           // 创建 ImageMasking 类的实例。
    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

    using (Aspose.Imaging.Masking.IMaskingSession session = masking.LoadSession(sessionBackupFile))
    {
        Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

        // 对图像进行可视化分析，设置属于分离对象的点。
        args.ObjectsPoints = new Point[][]
                                     {
                                         new Point[]
                                             {
                                                 new Point(0, 0), new Point(0, 1), new Point(1, 0),
                                                 new Point(1, 1), new Point(2, 0), new Point(2, 1),
                                                 new Point(3, 0), new Point(3, 1)
                                             },
                                     };
        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = session.ImproveDecomposition(args))
        {
            // 导出选项的显式传输，因为它不是可序列化的
            maskingResult.MaskingOptions.ExportOptions = exportOptions;

            using (Aspose.Imaging.RasterImage segmentImage = maskingResult[1].GetImage())
            {
                segmentImage.Save(dir + "step2.png");
            }
        }
    }
}

也可以看看

• interface IMaskingArgs
• class MaskingOptions
• 命名空间 Aspose.Imaging.Masking.Options
• 部件 Aspose.Imaging