Class WebPFrameBlock

Class WebPFrameBlock

Le nom : Aspose.Imaging.FileFormats.Webp Assemblée: Aspose.Imaging.dll (25.4.0)

Représente les blocs webp ouvrent le registre.

[JsonObject(MemberSerialization.OptIn)]
public class WebPFrameBlock : RasterCachedImage, IDisposable, IObjectWithBounds, IRasterImageArgb32PixelLoader, IRasterImageRawDataLoader, IHasXmpData, IHasMetadata, IFrame, IAnimationFrame

Inheritance

object DisposableObject DataStreamSupporter Image RasterImage RasterCachedImage WebPFrameBlock

Implements

IDisposable , IObjectWithBounds , IRasterImageArgb32PixelLoader , IRasterImageRawDataLoader , IHasXmpData , IHasMetadata , IFrame , IAnimationFrame

I membri ereditari

RasterCachedImage.CacheData() , RasterCachedImage.Blend(Point, RasterImage, Rectangle, byte) , RasterCachedImage.Resize(int, int, ResizeType) , RasterCachedImage.Resize(int, int, ImageResizeSettings) , RasterCachedImage.RotateFlip(RotateFlipType) , RasterCachedImage.Rotate(float, bool, Color) , RasterCachedImage.Crop(Rectangle) , RasterCachedImage.Dither(DitheringMethod, int, IColorPalette) , RasterCachedImage.Grayscale() , RasterCachedImage.NormalizeHistogram() , RasterCachedImage.BinarizeFixed(byte) , RasterCachedImage.BinarizeOtsu() , RasterCachedImage.BinarizeBradley(double, int) , RasterCachedImage.BinarizeBradley(double) , RasterCachedImage.AdjustBrightness(int) , RasterCachedImage.AdjustContrast(float) , RasterCachedImage.AdjustGamma(float, float, float) , RasterCachedImage.AdjustGamma(float) , RasterCachedImage.OnCached() , RasterCachedImage.OnPaletteChanged(IColorPalette, IColorPalette) , RasterCachedImage.IsCached , RasterImage.xmpData , RasterImage.RemoveMetadata() , RasterImage.Save(Stream, ImageOptionsBase, Rectangle) , RasterImage.GetModifyDate(bool) , RasterImage.Dither(DitheringMethod, int) , RasterImage.Dither(DitheringMethod, int, IColorPalette) , RasterImage.GetDefaultPixels(Rectangle, IPartialArgb32PixelLoader) , RasterImage.GetDefaultRawData(Rectangle, IPartialRawDataLoader, RawDataSettings) , RasterImage.GetDefaultArgb32Pixels(Rectangle) , RasterImage.GetDefaultRawData(Rectangle, RawDataSettings) , RasterImage.GetArgb32Pixel(int, int) , RasterImage.GetPixel(int, int) , RasterImage.SetArgb32Pixel(int, int, int) , RasterImage.SetPixel(int, int, Color) , RasterImage.ReadScanLine(int) , RasterImage.ReadArgb32ScanLine(int) , RasterImage.WriteScanLine(int, Color[]) , RasterImage.WriteArgb32ScanLine(int, int[]) , RasterImage.LoadPartialArgb32Pixels(Rectangle, IPartialArgb32PixelLoader) , RasterImage.LoadPartialPixels(Rectangle, IPartialPixelLoader) , RasterImage.LoadArgb32Pixels(Rectangle) , RasterImage.LoadArgb64Pixels(Rectangle) , RasterImage.LoadPartialArgb64Pixels(Rectangle, IPartialArgb64PixelLoader) , RasterImage.LoadPixels(Rectangle) , RasterImage.LoadCmykPixels(Rectangle) , RasterImage.LoadCmyk32Pixels(Rectangle) , RasterImage.LoadRawData(Rectangle, RawDataSettings, IPartialRawDataLoader) , RasterImage.LoadRawData(Rectangle, Rectangle, RawDataSettings, IPartialRawDataLoader) , RasterImage.SaveRawData(byte[], int, Rectangle, RawDataSettings) , RasterImage.SaveArgb32Pixels(Rectangle, int[]) , RasterImage.SavePixels(Rectangle, Color[]) , RasterImage.SaveCmykPixels(Rectangle, CmykColor[]) , RasterImage.SaveCmyk32Pixels(Rectangle, int[]) , RasterImage.SetResolution(double, double) , RasterImage.SetPalette(IColorPalette, bool) , RasterImage.Resize(int, int, ImageResizeSettings) , RasterImage.Rotate(float, bool, Color) , RasterImage.Rotate(float) , RasterImage.BinarizeFixed(byte) , RasterImage.BinarizeOtsu() , RasterImage.BinarizeBradley(double) , RasterImage.BinarizeBradley(double, int) , RasterImage.Blend(Point, RasterImage, Rectangle, byte) , RasterImage.Blend(Point, RasterImage, byte) , RasterImage.Grayscale() , RasterImage.NormalizeHistogram() , RasterImage.AdjustBrightness(int) , RasterImage.AdjustContrast(float) , RasterImage.AdjustGamma(float, float, float) , RasterImage.AdjustGamma(float) , RasterImage.GetSkewAngle() , RasterImage.NormalizeAngle() , RasterImage.NormalizeAngle(bool, Color) , RasterImage.Filter(Rectangle, FilterOptionsBase) , RasterImage.ReplaceColor(Color, byte, Color) , RasterImage.ReplaceColor(int, byte, int) , RasterImage.ReplaceNonTransparentColors(Color) , RasterImage.ReplaceNonTransparentColors(int) , RasterImage.ToBitmap() , RasterImage.ReleaseManagedResources() , RasterImage.UpdateMetadata() , RasterImage.UpdateDimensions(int, int) , RasterImage.PremultiplyComponents , RasterImage.UseRawData , RasterImage.UpdateXmpData , RasterImage.XmpData , RasterImage.RawIndexedColorConverter , RasterImage.RawCustomColorConverter , RasterImage.RawFallbackIndex , RasterImage.RawDataSettings , RasterImage.UsePalette , RasterImage.RawDataFormat , RasterImage.RawLineSize , RasterImage.IsRawDataAvailable , RasterImage.HorizontalResolution , RasterImage.VerticalResolution , RasterImage.HasTransparentColor , RasterImage.HasAlpha , RasterImage.TransparentColor , RasterImage.ImageOpacity , RasterImage.DataLoader , Image.CanLoad(string) , Image.CanLoad(string, LoadOptions) , Image.CanLoad(Stream) , Image.CanLoad(Stream, LoadOptions) , Image.Create(ImageOptionsBase, int, int) , Image.Create(Image[]) , Image.Create(MultipageCreateOptions) , Image.Create(string[], bool) , Image.Create(string[]) , Image.Create(Image[], bool) , Image.GetFileFormat(string) , Image.GetFileFormat(Stream) , Image.GetFittingRectangle(Rectangle, int, int) , Image.GetFittingRectangle(Rectangle, int[], int, int) , Image.Load(string, LoadOptions) , Image.Load(string) , Image.Load(Stream, LoadOptions) , Image.Load(Stream) , Image.GetProportionalWidth(int, int, int) , Image.GetProportionalHeight(int, int, int) , Image.RemoveMetadata() , Image.CanSave(ImageOptionsBase) , Image.Resize(int, int) , Image.Resize(int, int, ResizeType) , Image.Resize(int, int, ImageResizeSettings) , Image.GetDefaultOptions(object[]) , Image.GetOriginalOptions() , Image.ResizeWidthProportionally(int) , Image.ResizeHeightProportionally(int) , Image.ResizeWidthProportionally(int, ResizeType) , Image.ResizeHeightProportionally(int, ResizeType) , Image.ResizeWidthProportionally(int, ImageResizeSettings) , Image.ResizeHeightProportionally(int, ImageResizeSettings) , Image.RotateFlip(RotateFlipType) , Image.Rotate(float) , Image.Crop(Rectangle) , Image.Crop(int, int, int, int) , Image.Save() , Image.Save(string) , Image.Save(string, ImageOptionsBase) , Image.Save(string, ImageOptionsBase, Rectangle) , Image.Save(Stream, ImageOptionsBase) , Image.Save(Stream, ImageOptionsBase, Rectangle) , Image.GetSerializedStream(ImageOptionsBase, Rectangle, out int) , Image.SetPalette(IColorPalette, bool) , Image.UpdateContainer(Image) , Image.GetCanNotSaveMessage(ImageOptionsBase) , Image.GetFitRectangle(Rectangle) , Image.GetImage2Export(ImageOptionsBase, Rectangle, IImageExporter) , Image.GetFitRectangle(Rectangle, int[]) , Image.OnPaletteChanged(IColorPalette, IColorPalette) , Image.OnPaletteChanging(IColorPalette, IColorPalette) , Image.ReleaseManagedResources() , Image.BitsPerPixel , Image.Bounds , Image.Container , Image.Height , Image.Palette , Image.UsePalette , Image.Size , Image.Width , Image.InterruptMonitor , Image.BufferSizeHint , Image.AutoAdjustPalette , Image.HasBackgroundColor , Image.FileFormat , Image.BackgroundColor , DataStreamSupporter.timeout , DataStreamSupporter.CacheData() , DataStreamSupporter.Save() , DataStreamSupporter.Save(Stream) , DataStreamSupporter.Save(string) , DataStreamSupporter.Save(string, bool) , DataStreamSupporter.SaveData(Stream) , DataStreamSupporter.ReleaseManagedResources() , DataStreamSupporter.OnDataStreamContainerChanging(StreamContainer) , DataStreamSupporter.DataStreamContainer , DataStreamSupporter.IsCached , 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()

Constructors

Le WebPframeBlock(RasterImage)

Initialisez une nouvelle instance du Aspose.Imaging.FileFormats.Webp. WebPFrameBlock

di classe.

public WebPFrameBlock(RasterImage rasterImage)

Parameters

rasterImage RasterImage

L’image du raser.

Le WebPframeBlock(int, int)

Initialisez une nouvelle instance de la classe Aspose.Imaging.FileFormats.Webp. WebPFrameBlock.

public WebPFrameBlock(int width, int height)

Parameters

width int

La larghezza .

height int

La altezza .

Examples

Cet exemple montre comment créer une image WebP animée multi-frame avec les options spécifiées.

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

                                                                                                         Aspose.Imaging.ImageOptions.WebPOptions createOptions = new Aspose.Imaging.ImageOptions.WebPOptions();
                                                                                                         createOptions.Lossless = true;
                                                                                                         createOptions.Quality = 100f;
                                                                                                         createOptions.AnimBackgroundColor = (uint)Aspose.Imaging.Color.Gray.ToArgb();

                                                                                                         // The default frame plus 36 + 36 additional frames.
                                                                                                         createOptions.AnimLoopCount = 36 + 36 + 1;

                                                                                                         // Create a WebP image of 100x100 px.
                                                                                                         using (Aspose.Imaging.FileFormats.Webp.WebPImage webPImage = new Aspose.Imaging.FileFormats.Webp.WebPImage(100, 100, createOptions))
                                                                                                         {
                                                                                                             // The first circle is red
                                                                                                             Aspose.Imaging.Brushes.SolidBrush brush1 = new Aspose.Imaging.Brushes.SolidBrush(Aspose.Imaging.Color.Red);

                                                                                                             // The second circle is black
                                                                                                             Aspose.Imaging.Brushes.SolidBrush brush2 = new Aspose.Imaging.Brushes.SolidBrush(Aspose.Imaging.Color.Black);

                                                                                                             // Gradually inscrease the angle of the red arc shape.
                                                                                                             for (int angle = 10; angle <= 360; angle += 10)
                                                                                                             {
                                                                                                                 Aspose.Imaging.FileFormats.Webp.WebPFrameBlock block = new Aspose.Imaging.FileFormats.Webp.WebPFrameBlock(100, 100);
                                                                                                                 Aspose.Imaging.Graphics graphics = new Aspose.Imaging.Graphics(block);
                                                                                                                 graphics.FillPie(brush1, block.Bounds, 0, angle);

                                                                                                                 webPImage.AddBlock(block);
                                                                                                             }

                                                                                                             // Gradually inscrease the angle of the black arc and wipe out the red arc.
                                                                                                             for (int angle = 10; angle <= 360; angle += 10)
                                                                                                             {
                                                                                                                 Aspose.Imaging.FileFormats.Webp.WebPFrameBlock block = new Aspose.Imaging.FileFormats.Webp.WebPFrameBlock(100, 100);

                                                                                                                 Aspose.Imaging.Graphics graphics = new Aspose.Imaging.Graphics(block);
                                                                                                                 graphics.FillPie(brush2, block.Bounds, 0, angle);
                                                                                                                 graphics.FillPie(brush1, block.Bounds, angle, 360 - angle);

                                                                                                                 webPImage.AddBlock(block);
                                                                                                             }

                                                                                                             // Save to a WebP file
                                                                                                             webPImage.Save(dir + "output.webp");
                                                                                                         }

Properties

BitsPerPixel

Riceve i bit di immagine per pixel.

public override int BitsPerPixel { get; }

Valore di proprietà

int

DisposalMethod

Obtenez ou définissez la méthode de décharge.

public AnimationDisposalMethods DisposalMethod { get; set; }

Valore di proprietà

AnimationDisposalMethods

Duration

Obtenez ou définissez la durée du cadre.

public short Duration { get; set; }

Valore di proprietà

short

FrameLeft

Il reçoit le remboursement du cadre.

public int FrameLeft { get; }

Valore di proprietà

int

FrameTime

Obtenez la durée du cadre.

public int FrameTime { get; }

Valore di proprietà

int

FrameTop

Il reçoit le frame top offset.

public int FrameTop { get; }

Valore di proprietà

int

HasAlpha

Riceve un valore indicando se questa instanza ha alfa.

public override bool HasAlpha { get; }

Valore di proprietà

bool

Examples

L’exemple suivant affiche une image WEBP et imprime des informations sur le format de données crus et le canal alpha.

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

                                                                                                                   string fileName = dir + "sample.webp";
                                                                                                                   using (Aspose.Imaging.Image image = Aspose.Imaging.Image.Load(fileName))
                                                                                                                   {
                                                                                                                       Aspose.Imaging.FileFormats.Webp.WebPImage webpImage = (Aspose.Imaging.FileFormats.Webp.WebPImage)image;

                                                                                                                       // If the active TIFF frame has alpha channel, then the entire TIFF image is considered to have alpha channel.
                                                                                                                       System.Console.WriteLine("ImageFile={0}, FileFormat={1}, HasAlpha={2}", fileName, webpImage.RawDataFormat, webpImage.HasAlpha);

                                                                                                                       int i = 0;
                                                                                                                       foreach (Aspose.Imaging.FileFormats.Webp.IFrame frame in webpImage.Blocks)
                                                                                                                       {
                                                                                                                           Aspose.Imaging.FileFormats.Webp.WebPFrameBlock frameBlock = frame as Aspose.Imaging.FileFormats.Webp.WebPFrameBlock;
                                                                                                                           if (frameBlock != null)
                                                                                                                           {
                                                                                                                               System.Console.WriteLine("Frame={0}, FileFormat={1}, HasAlpha={2}", i++, frameBlock.RawDataFormat, frameBlock.HasAlpha);
                                                                                                                           }
                                                                                                                       }
                                                                                                                   }

                                                                                                                   // The output may look like this:
                                                                                                                   // ImageFile=c:\temp\sample.webp, FileFormat=RgbIndexed1Bpp, used channels: 1, HasAlpha=False
                                                                                                                   // Frame=0, FileFormat=RgbIndexed1Bpp, used channels: 1, HasAlpha=False

Height

Ottieni l’altezza dell’immagine.

public override int Height { get; }

Valore di proprietà

int

Left

Obtenez ou placez la position de cadre à gauche.

public short Left { get; set; }

Valore di proprietà

short

Top

Obtenez ou placez la position du cadre au-dessus.

public short Top { get; set; }

Valore di proprietà

short

UseAlphaBlending

Obtenez ou définissez la valeur indiquant si le cadre actuel est mélangé avec les valeurs alpha du cadre précédent.

public bool UseAlphaBlending { get; set; }

Valore di proprietà

bool

Width

Ottieni la larghezza dell’immagine.

public override int Width { get; }

Valore di proprietà

int

Methods

GetFullFrame()

Obtenez le cadre complet.

public RasterImage GetFullFrame()

Returns

RasterImage

L’image du cadre complet.

SaveData(Stream)

Économisez les données.

protected override void SaveData(Stream stream)

Parameters

stream Stream

Le flux pour sauvegarder les données.

Exceptions

NotImplementedException

UpdateDimensions(int, int)

Aggiornare le dimensioni dell’immagine.

protected override void UpdateDimensions(int newWidth, int newHeight)

Parameters

newWidth int

La nuova larghezza dell’immagine.

newHeight int

L’altezza della nuova immagine.

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