Class MaskingResult

Class MaskingResult

Името на пространството: Aspose.Imaging.Masking.Result Асамблея: Aspose.Imaging.dll (25.4.0)

Основна абстрактна класа, която може да осигури резултат изображение от системата за маскиране на изображения.

public abstract class MaskingResult : DisposableObject, IDisposable, IEnumerable<imaskinglayer>, IEnumerable

Inheritance

object DisposableObject MaskingResult

Implements

IDisposable , IEnumerable , IEnumerable

наследници

DisposableObject.Dispose() , DisposableObject.ReleaseManagedResources() , DisposableObject.ReleaseUnmanagedResources() , DisposableObject.VerifyNotDisposed() , DisposableObject.Disposed , object.GetType() , object.MemberwiseClone() , object.ToString() , object.Equals(object?) , object.Equals(object?, object?) , object.ReferenceEquals(object?, object?) , object.GetHashCode()

Examples

Този пример показва как да се раздели растер изображение в няколко изображения с помощта на маскиране на изображението и алгоритъма за сегментиране K-means.

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

                                                                                                                                                                                                                                                                     using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Blue hills.png"))
                                                                                                                                                                                                                                                                     {
                                                                                                                                                                                                                                                                         Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

                                                                                                                                                                                                                                                                         // Set the number of clusters (separated objects). The default value is 2, the foreground object and the background.
                                                                                                                                                                                                                                                                         args.NumberOfObjects = 3;

                                                                                                                                                                                                                                                                         // Set the maximum number of iterations.
                                                                                                                                                                                                                                                                         args.MaxIterationNumber = 50;

                                                                                                                                                                                                                                                                         // Set the precision of segmentation method (optional)
                                                                                                                                                                                                                                                                         args.Precision = 1;

                                                                                                                                                                                                                                                                         // Each cluster (segment) will be stored to a separate PNG file.
                                                                                                                                                                                                                                                                         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();

                                                                                                                                                                                                                                                                         // Use K-means clustering.
                                                                                                                                                                                                                                                                         // K-means clustering allows to split image into several independent clusters (segments).
                                                                                                                                                                                                                                                                         maskingOptions.Method = Masking.Options.SegmentationMethod.KMeans;
                                                                                                                                                                                                                                                                         maskingOptions.Decompose = true;
                                                                                                                                                                                                                                                                         maskingOptions.Args = args;

                                                                                                                                                                                                                                                                         // The backgroung color will be orange.
                                                                                                                                                                                                                                                                         maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
                                                                                                                                                                                                                                                                         maskingOptions.ExportOptions = exportOptions;

                                                                                                                                                                                                                                                                         // Create an instance of the ImageMasking class.
                                                                                                                                                                                                                                                                         Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

                                                                                                                                                                                                                                                                         // Divide the source image into several clusters (segments).
                                                                                                                                                                                                                                                                         using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = masking.Decompose(maskingOptions))
                                                                                                                                                                                                                                                                         {
                                                                                                                                                                                                                                                                             // Obtain images from masking result and save them to PNG.
                                                                                                                                                                                                                                                                             for (int i = 0; i &lt; maskingResult.Length; i++)
                                                                                                                                                                                                                                                                             {
                                                                                                                                                                                                                                                                                 string outputFileName = string.Format("Blue hills.Segment{0}.png", maskingResult[i].ObjectNumber);
                                                                                                                                                                                                                                                                                 using (Aspose.Imaging.Image resultImage = maskingResult[i].GetImage())
                                                                                                                                                                                                                                                                                 {
                                                                                                                                                                                                                                                                                     resultImage.Save(dir + outputFileName);
                                                                                                                                                                                                                                                                                 }
                                                                                                                                                                                                                                                                             }
                                                                                                                                                                                                                                                                         }
                                                                                                                                                                                                                                                                     }

Използвайте маска за сегментиране, за да ускорите процеса на сегментация

// Masking export options
                                                                    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();

                                                                    // Use GraphCut clustering.
                                                                    maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
                                                                    maskingOptions.Decompose = false;
                                                                    maskingOptions.Args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

                                                                    // The backgroung color will be transparent.
                                                                    maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Transparent;
                                                                    maskingOptions.ExportOptions = exportOptions;

                                                                    string dir = "c:\\temp\\";
                                                                    using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "BigImage.jpg"))
                                                                    {
                                                                        Aspose.Imaging.Size imageSize = image.Size;

                                                                        // Reducing image size to speed up the segmentation process
                                                                        image.ResizeHeightProportionally(600, Aspose.Imaging.ResizeType.HighQualityResample);

                                                                        // Create an instance of the ImageMasking class.
                                                                        Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

                                                                        // Divide the source image into several clusters (segments).
                                                                        using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = masking.Decompose(maskingOptions))
                                                                        {
                                                                            // Getting the foreground mask
                                                                            using (Aspose.Imaging.RasterImage foregroundMask = maskingResult[1].GetMask()) 
                                                                            {
                                                                                // Increase the size of the mask to the size of the original image
                                                                                foregroundMask.Resize(imageSize.Width, imageSize.Height, Aspose.Imaging.ResizeType.NearestNeighbourResample);

                                                                                // Applying the mask to the original image to obtain a foreground segment
                                                                                using (Aspose.Imaging.RasterImage originImage = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "BigImage.jpg"))
                                                                                {
                                                                                    Aspose.Imaging.Masking.ImageMasking.ApplyMask(originImage, foregroundMask, maskingOptions);
                                                                                    originImage.Save(dir + "BigImage_foreground.png", exportOptions);
                                                                                }
                                                                            }
                                                                        }
                                                                    }

Този пример показва как да се раздели растер изображение в няколко изображения с помощта на маскиране на изображението и ръчна маска.

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

                                                                                                                                                                                                                                                // Define a manual mask.
                                                                                                                                                                                                                                                Aspose.Imaging.GraphicsPath manualMask = new Aspose.Imaging.GraphicsPath();
                                                                                                                                                                                                                                                Aspose.Imaging.Figure figure = new Aspose.Imaging.Figure();
                                                                                                                                                                                                                                                figure.AddShape(new Aspose.Imaging.Shapes.EllipseShape(new RectangleF(50, 50, 40, 40)));
                                                                                                                                                                                                                                                figure.AddShape(new Aspose.Imaging.Shapes.RectangleShape(new RectangleF(10, 20, 50, 30)));
                                                                                                                                                                                                                                                manualMask.AddFigure(figure);

                                                                                                                                                                                                                                                // Each cluster (segment) will be stored to a separate PNG file.
                                                                                                                                                                                                                                                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());

                                                                                                                                                                                                                                                // Set the manual mask.
                                                                                                                                                                                                                                                Aspose.Imaging.Masking.Options.ManualMaskingArgs args = new Aspose.Imaging.Masking.Options.ManualMaskingArgs();
                                                                                                                                                                                                                                                args.Mask = manualMask;

                                                                                                                                                                                                                                                using (RasterImage image = (RasterImage)Image.Load(dir + "Blue hills.png"))
                                                                                                                                                                                                                                                {
                                                                                                                                                                                                                                                    Aspose.Imaging.Masking.Options.MaskingOptions maskingOptions = new Aspose.Imaging.Masking.Options.MaskingOptions();

                                                                                                                                                                                                                                                    // Use manual clustering algorithm.
                                                                                                                                                                                                                                                    maskingOptions.Method = Masking.Options.SegmentationMethod.Manual;

                                                                                                                                                                                                                                                    // All shapes making up a mask will be combined into one. 
                                                                                                                                                                                                                                                    maskingOptions.Decompose = false;
                                                                                                                                                                                                                                                    maskingOptions.Args = args;

                                                                                                                                                                                                                                                    // The backgroung color will be orange.
                                                                                                                                                                                                                                                    maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
                                                                                                                                                                                                                                                    maskingOptions.ExportOptions = exportOptions;

                                                                                                                                                                                                                                                    // The area of the source image that masking will be applied to.
                                                                                                                                                                                                                                                    maskingOptions.MaskingArea = new Rectangle(50, 50, 120, 120);

                                                                                                                                                                                                                                                    // Create an instance of the ImageMasking class.
                                                                                                                                                                                                                                                    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

                                                                                                                                                                                                                                                    // Divide the source image into several clusters (segments).
                                                                                                                                                                                                                                                    using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = masking.Decompose(maskingOptions))
                                                                                                                                                                                                                                                    {
                                                                                                                                                                                                                                                        // Obtain images from masking result and save them to PNG.
                                                                                                                                                                                                                                                        for (int i = 0; i &lt; maskingResult.Length; i++)
                                                                                                                                                                                                                                                        {
                                                                                                                                                                                                                                                            string outputFileName = string.Format("Blue hills.Segment{0}.png", maskingResult[i].ObjectNumber);
                                                                                                                                                                                                                                                            using (Aspose.Imaging.Image resultImage = maskingResult[i].GetImage())
                                                                                                                                                                                                                                                            {
                                                                                                                                                                                                                                                                resultImage.Save(dir + outputFileName);
                                                                                                                                                                                                                                                            }
                                                                                                                                                                                                                                                        }
                                                                                                                                                                                                                                                    }
                                                                                                                                                                                                                                                }

Този пример показва как да се определят предложения за алгоритъма за маскиране на изображения за подобряване на точността на метода за сегментиране (кластиране).

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

                                                                                                                                                                                                                                                                     using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
                                                                                                                                                                                                                                                                     {
                                                                                                                                                                                                                                                                         Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

                                                                                                                                                                                                                                                                         // Suggestion #1.
                                                                                                                                                                                                                                                                         // Analyze the image visually and set the area of interest. The result of segmentation will include only objects that will be completely located within this area.
                                                                                                                                                                                                                                                                         args.ObjectsRectangles = new Rectangle[]
                                                                                                                                                                                                                                                                         {
                                                                                                                                                                                                                                                                             new Rectangle(86, 6, 270, 364),
                                                                                                                                                                                                                                                                         };

                                                                                                                                                                                                                                                                         // Suggestion #2.
                                                                                                                                                                                                                                                                         // Analyze the image visually and set the points that belong to separated objects.
                                                                                                                                                                                                                                                                         args.ObjectsPoints = new Point[][]
                                                                                                                                                                                                                                                                         {
                                                                                                                                                                                                                                                                             new Point[] { new Point(103, 326) },
                                                                                                                                                                                                                                                                             new Point[] { new Point(280, 43) },
                                                                                                                                                                                                                                                                             new Point[] { new Point(319, 86) },
                                                                                                                                                                                                                                                                         };

                                                                                                                                                                                                                                                                         // Each cluster (segment) will be stored to a separate PNG file.
                                                                                                                                                                                                                                                                         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();

                                                                                                                                                                                                                                                                         // Use GraphCut clustering.
                                                                                                                                                                                                                                                                         maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
                                                                                                                                                                                                                                                                         maskingOptions.Decompose = false;
                                                                                                                                                                                                                                                                         maskingOptions.Args = args;

                                                                                                                                                                                                                                                                         // The backgroung color will be orange.
                                                                                                                                                                                                                                                                         maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
                                                                                                                                                                                                                                                                         maskingOptions.ExportOptions = exportOptions;

                                                                                                                                                                                                                                                                         // Create an instance of the ImageMasking class.
                                                                                                                                                                                                                                                                         Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

                                                                                                                                                                                                                                                                         // Divide the source image into several clusters (segments).
                                                                                                                                                                                                                                                                         using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = masking.Decompose(maskingOptions))
                                                                                                                                                                                                                                                                         {
                                                                                                                                                                                                                                                                             // Obtain images from masking result and save them to PNG.
                                                                                                                                                                                                                                                                             for (int i = 0; i &lt; maskingResult.Length; i++)
                                                                                                                                                                                                                                                                             {
                                                                                                                                                                                                                                                                                 string outputFileName = string.Format("Gorilla.Segment{0}.png", maskingResult[i].ObjectNumber);
                                                                                                                                                                                                                                                                                 using (Aspose.Imaging.Image resultImage = maskingResult[i].GetImage())
                                                                                                                                                                                                                                                                                 {
                                                                                                                                                                                                                                                                                     resultImage.Save(dir + outputFileName);
                                                                                                                                                                                                                                                                                 }
                                                                                                                                                                                                                                                                             }
                                                                                                                                                                                                                                                                         }
                                                                                                                                                                                                                                                                     }

Съхраняване на сесията за маскиране на файла за дълги сесии, както и за възможността да се повтори сесия в друга среда.

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

                                                                                                                                                 // Masking export options
                                                                                                                                                 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();

                                                                                                                                                 // Use GraphCut clustering.
                                                                                                                                                 maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
                                                                                                                                                 maskingOptions.Decompose = false;
                                                                                                                                                 maskingOptions.Args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

                                                                                                                                                 // The backgroung color will be orange.
                                                                                                                                                 maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
                                                                                                                                                 maskingOptions.ExportOptions = exportOptions;

                                                                                                                                                 // Starting a session for the first time and saving to a file
                                                                                                                                                 using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
                                                                                                                                                 {
                                                                                                                                                     // Create an instance of the ImageMasking class.
                                                                                                                                                     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);
                                                                                                                                                     }
                                                                                                                                                 }

                                                                                                                                                 // Resuming a masking session from a file
                                                                                                                                                 using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
                                                                                                                                                 {
                                                                                                                                                     // Create an instance of the ImageMasking class.
                                                                                                                                                     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();

                                                                                                                                                         // Analyze the image visually and set the points that belong to separated objects.
                                                                                                                                                         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))
                                                                                                                                                         {
                                                                                                                                                             // Explicit transfer of export options, since it is not serializable
                                                                                                                                                             maskingResult.MaskingOptions.ExportOptions = exportOptions;

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

Constructors

MaskingResult(МаскиранеOptions, RasterImage, Rectangle)

Иницијализира нова инстанция на класата Aspose.Imaging.Masking.Result. MaskingРезултат.

protected MaskingResult(MaskingOptions maskingOptions, RasterImage originImage, Rectangle maskingArea)

Parameters

maskingOptions MaskingOptions

Опции за маскиране.

originImage RasterImage

Изображение на произхода.

maskingArea Rectangle

Мястото за маскиране.

Fields

MaskingArea

Маскиращата зона

protected readonly Rectangle MaskingArea

полева стойност

Rectangle

MaskingOptions

Опциите за маскиране

public readonly MaskingOptions MaskingOptions

полева стойност

MaskingOptions

OriginImage

Образът на произхода

protected readonly RasterImage OriginImage

полева стойност

RasterImage

Properties

Layers

Вземете слоевете.

public abstract IMaskingLayer[] Layers { get; }

стойност на имота

IMaskingLayer []

Length

Получава дължината.

public int Length { get; }

стойност на имота

int

Examples

Този пример показва как да се раздели растер изображение в няколко изображения с помощта на маскиране на изображението и алгоритъма за сегментиране K-means.

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

                                                                                                                                                                                                                                                                     using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Blue hills.png"))
                                                                                                                                                                                                                                                                     {
                                                                                                                                                                                                                                                                         Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

                                                                                                                                                                                                                                                                         // Set the number of clusters (separated objects). The default value is 2, the foreground object and the background.
                                                                                                                                                                                                                                                                         args.NumberOfObjects = 3;

                                                                                                                                                                                                                                                                         // Set the maximum number of iterations.
                                                                                                                                                                                                                                                                         args.MaxIterationNumber = 50;

                                                                                                                                                                                                                                                                         // Set the precision of segmentation method (optional)
                                                                                                                                                                                                                                                                         args.Precision = 1;

                                                                                                                                                                                                                                                                         // Each cluster (segment) will be stored to a separate PNG file.
                                                                                                                                                                                                                                                                         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();

                                                                                                                                                                                                                                                                         // Use K-means clustering.
                                                                                                                                                                                                                                                                         // K-means clustering allows to split image into several independent clusters (segments).
                                                                                                                                                                                                                                                                         maskingOptions.Method = Masking.Options.SegmentationMethod.KMeans;
                                                                                                                                                                                                                                                                         maskingOptions.Decompose = true;
                                                                                                                                                                                                                                                                         maskingOptions.Args = args;

                                                                                                                                                                                                                                                                         // The backgroung color will be orange.
                                                                                                                                                                                                                                                                         maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
                                                                                                                                                                                                                                                                         maskingOptions.ExportOptions = exportOptions;

                                                                                                                                                                                                                                                                         // Create an instance of the ImageMasking class.
                                                                                                                                                                                                                                                                         Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

                                                                                                                                                                                                                                                                         // Divide the source image into several clusters (segments).
                                                                                                                                                                                                                                                                         using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = masking.Decompose(maskingOptions))
                                                                                                                                                                                                                                                                         {
                                                                                                                                                                                                                                                                             // Obtain images from masking result and save them to PNG.
                                                                                                                                                                                                                                                                             for (int i = 0; i &lt; maskingResult.Length; i++)
                                                                                                                                                                                                                                                                             {
                                                                                                                                                                                                                                                                                 string outputFileName = string.Format("Blue hills.Segment{0}.png", maskingResult[i].ObjectNumber);
                                                                                                                                                                                                                                                                                 using (Aspose.Imaging.Image resultImage = maskingResult[i].GetImage())
                                                                                                                                                                                                                                                                                 {
                                                                                                                                                                                                                                                                                     resultImage.Save(dir + outputFileName);
                                                                                                                                                                                                                                                                                 }
                                                                                                                                                                                                                                                                             }
                                                                                                                                                                                                                                                                         }
                                                                                                                                                                                                                                                                     }

Този пример показва как да се раздели растер изображение в няколко изображения с помощта на маскиране на изображението и ръчна маска.

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

                                                                                                                                                                                                                                                // Define a manual mask.
                                                                                                                                                                                                                                                Aspose.Imaging.GraphicsPath manualMask = new Aspose.Imaging.GraphicsPath();
                                                                                                                                                                                                                                                Aspose.Imaging.Figure figure = new Aspose.Imaging.Figure();
                                                                                                                                                                                                                                                figure.AddShape(new Aspose.Imaging.Shapes.EllipseShape(new RectangleF(50, 50, 40, 40)));
                                                                                                                                                                                                                                                figure.AddShape(new Aspose.Imaging.Shapes.RectangleShape(new RectangleF(10, 20, 50, 30)));
                                                                                                                                                                                                                                                manualMask.AddFigure(figure);

                                                                                                                                                                                                                                                // Each cluster (segment) will be stored to a separate PNG file.
                                                                                                                                                                                                                                                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());

                                                                                                                                                                                                                                                // Set the manual mask.
                                                                                                                                                                                                                                                Aspose.Imaging.Masking.Options.ManualMaskingArgs args = new Aspose.Imaging.Masking.Options.ManualMaskingArgs();
                                                                                                                                                                                                                                                args.Mask = manualMask;

                                                                                                                                                                                                                                                using (RasterImage image = (RasterImage)Image.Load(dir + "Blue hills.png"))
                                                                                                                                                                                                                                                {
                                                                                                                                                                                                                                                    Aspose.Imaging.Masking.Options.MaskingOptions maskingOptions = new Aspose.Imaging.Masking.Options.MaskingOptions();

                                                                                                                                                                                                                                                    // Use manual clustering algorithm.
                                                                                                                                                                                                                                                    maskingOptions.Method = Masking.Options.SegmentationMethod.Manual;

                                                                                                                                                                                                                                                    // All shapes making up a mask will be combined into one. 
                                                                                                                                                                                                                                                    maskingOptions.Decompose = false;
                                                                                                                                                                                                                                                    maskingOptions.Args = args;

                                                                                                                                                                                                                                                    // The backgroung color will be orange.
                                                                                                                                                                                                                                                    maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
                                                                                                                                                                                                                                                    maskingOptions.ExportOptions = exportOptions;

                                                                                                                                                                                                                                                    // The area of the source image that masking will be applied to.
                                                                                                                                                                                                                                                    maskingOptions.MaskingArea = new Rectangle(50, 50, 120, 120);

                                                                                                                                                                                                                                                    // Create an instance of the ImageMasking class.
                                                                                                                                                                                                                                                    Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

                                                                                                                                                                                                                                                    // Divide the source image into several clusters (segments).
                                                                                                                                                                                                                                                    using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = masking.Decompose(maskingOptions))
                                                                                                                                                                                                                                                    {
                                                                                                                                                                                                                                                        // Obtain images from masking result and save them to PNG.
                                                                                                                                                                                                                                                        for (int i = 0; i &lt; maskingResult.Length; i++)
                                                                                                                                                                                                                                                        {
                                                                                                                                                                                                                                                            string outputFileName = string.Format("Blue hills.Segment{0}.png", maskingResult[i].ObjectNumber);
                                                                                                                                                                                                                                                            using (Aspose.Imaging.Image resultImage = maskingResult[i].GetImage())
                                                                                                                                                                                                                                                            {
                                                                                                                                                                                                                                                                resultImage.Save(dir + outputFileName);
                                                                                                                                                                                                                                                            }
                                                                                                                                                                                                                                                        }
                                                                                                                                                                                                                                                    }
                                                                                                                                                                                                                                                }

Този пример показва как да се определят предложения за алгоритъма за маскиране на изображения за подобряване на точността на метода за сегментиране (кластиране).

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

                                                                                                                                                                                                                                                                     using (Aspose.Imaging.RasterImage image = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "Gorilla.bmp"))
                                                                                                                                                                                                                                                                     {
                                                                                                                                                                                                                                                                         Aspose.Imaging.Masking.Options.AutoMaskingArgs args = new Aspose.Imaging.Masking.Options.AutoMaskingArgs();

                                                                                                                                                                                                                                                                         // Suggestion #1.
                                                                                                                                                                                                                                                                         // Analyze the image visually and set the area of interest. The result of segmentation will include only objects that will be completely located within this area.
                                                                                                                                                                                                                                                                         args.ObjectsRectangles = new Rectangle[]
                                                                                                                                                                                                                                                                         {
                                                                                                                                                                                                                                                                             new Rectangle(86, 6, 270, 364),
                                                                                                                                                                                                                                                                         };

                                                                                                                                                                                                                                                                         // Suggestion #2.
                                                                                                                                                                                                                                                                         // Analyze the image visually and set the points that belong to separated objects.
                                                                                                                                                                                                                                                                         args.ObjectsPoints = new Point[][]
                                                                                                                                                                                                                                                                         {
                                                                                                                                                                                                                                                                             new Point[] { new Point(103, 326) },
                                                                                                                                                                                                                                                                             new Point[] { new Point(280, 43) },
                                                                                                                                                                                                                                                                             new Point[] { new Point(319, 86) },
                                                                                                                                                                                                                                                                         };

                                                                                                                                                                                                                                                                         // Each cluster (segment) will be stored to a separate PNG file.
                                                                                                                                                                                                                                                                         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();

                                                                                                                                                                                                                                                                         // Use GraphCut clustering.
                                                                                                                                                                                                                                                                         maskingOptions.Method = Masking.Options.SegmentationMethod.GraphCut;
                                                                                                                                                                                                                                                                         maskingOptions.Decompose = false;
                                                                                                                                                                                                                                                                         maskingOptions.Args = args;

                                                                                                                                                                                                                                                                         // The backgroung color will be orange.
                                                                                                                                                                                                                                                                         maskingOptions.BackgroundReplacementColor = Aspose.Imaging.Color.Orange;
                                                                                                                                                                                                                                                                         maskingOptions.ExportOptions = exportOptions;

                                                                                                                                                                                                                                                                         // Create an instance of the ImageMasking class.
                                                                                                                                                                                                                                                                         Aspose.Imaging.Masking.ImageMasking masking = new Aspose.Imaging.Masking.ImageMasking(image);

                                                                                                                                                                                                                                                                         // Divide the source image into several clusters (segments).
                                                                                                                                                                                                                                                                         using (Aspose.Imaging.Masking.Result.MaskingResult maskingResult = masking.Decompose(maskingOptions))
                                                                                                                                                                                                                                                                         {
                                                                                                                                                                                                                                                                             // Obtain images from masking result and save them to PNG.
                                                                                                                                                                                                                                                                             for (int i = 0; i &lt; maskingResult.Length; i++)
                                                                                                                                                                                                                                                                             {
                                                                                                                                                                                                                                                                                 string outputFileName = string.Format("Gorilla.Segment{0}.png", maskingResult[i].ObjectNumber);
                                                                                                                                                                                                                                                                                 using (Aspose.Imaging.Image resultImage = maskingResult[i].GetImage())
                                                                                                                                                                                                                                                                                 {
                                                                                                                                                                                                                                                                                     resultImage.Save(dir + outputFileName);
                                                                                                                                                                                                                                                                                 }
                                                                                                                                                                                                                                                                             }
                                                                                                                                                                                                                                                                         }
                                                                                                                                                                                                                                                                     }

Това[инт]

Получава Aspose.Imaging.Masking.Result.IMaskingLayer в посочения индекс.

public IMaskingLayer this[int index] { get; }

стойност на имота

IMaskingLayer

Methods

GetEnumerator()

Вземете списъка.

public IEnumerator<imaskinglayer> GetEnumerator()

Returns

IEnumerator < IMaskingLayer >

В списъка .

Вижте също

DisposableObject

 Български