void ColorCameraLoop() { while (true) { var encodedColorData = camera.Client.LatestJPEGImage(); // decode JPEG var memoryStream = new MemoryStream(encodedColorData); var stream = new WICStream(imagingFactory, memoryStream); // decodes to 24 bit BGR var decoder = new SharpDX.WIC.BitmapDecoder(imagingFactory, stream, SharpDX.WIC.DecodeOptions.CacheOnLoad); var bitmapFrameDecode = decoder.GetFrame(0); // convert to 32 bpp var formatConverter = new FormatConverter(imagingFactory); formatConverter.Initialize(bitmapFrameDecode, SharpDX.WIC.PixelFormat.Format32bppBGR); formatConverter.CopyPixels(nextColorData, Kinect2Calibration.colorImageWidth * 4); // TODO: consider copying directly to texture native memory //lock (colorData) // Swap<byte[]>(ref colorData, ref nextColorData); lock (renderLock) // necessary? { UpdateColorImage(device.ImmediateContext, nextColorData); } memoryStream.Close(); memoryStream.Dispose(); stream.Dispose(); decoder.Dispose(); formatConverter.Dispose(); bitmapFrameDecode.Dispose(); } }
public static Bitmap LoadPngFromStream(Stream stream) { // Read input var wicStream = new WICStream(DXGraphicsService.FactoryImaging, stream); var decoder = new PngBitmapDecoder(DXGraphicsService.FactoryImaging); decoder.Initialize(wicStream, DecodeOptions.CacheOnDemand); var bitmapFrameDecode = decoder.GetFrame(0); var width = bitmapFrameDecode.Size.Width; var height = bitmapFrameDecode.Size.Height; //Convert WIC pixel format to D2D1 format var formatConverter = new FormatConverter(DXGraphicsService.FactoryImaging); formatConverter.Initialize(bitmapFrameDecode, PixelFormat.Format32bppBGRA, BitmapDitherType.None, null, 0f, BitmapPaletteType.MedianCut); // Bitmaps and render target settings var wicBitmap = new Bitmap( DXGraphicsService.FactoryImaging, width, height, PixelFormat.Format32bppBGRA, BitmapCreateCacheOption.CacheOnLoad); bitmapFrameDecode.Dispose(); decoder.Dispose(); wicStream.Dispose(); return(wicBitmap); }
public void Save(Stream systemStream, Direct2DImageFormat format) { renderTarget.EndDraw(); var stream = new WICStream(factoryManager.WicFactory, systemStream); var encoder = new BitmapEncoder(factoryManager.WicFactory, Direct2DConverter.ConvertImageFormat(format)); encoder.Initialize(stream); var bitmapFrameEncode = new BitmapFrameEncode(encoder); bitmapFrameEncode.Initialize(); bitmapFrameEncode.SetSize(imageWidth, imageHeight); Guid fdc = SharpDX.WIC.PixelFormat.FormatDontCare; //fdc = Direct2DConverter.ConvertImageFormat(Direct2DImageFormat.Gif); bitmapFrameEncode.SetPixelFormat(ref fdc); bitmapFrameEncode.WriteSource(wicBitmap); bitmapFrameEncode.Commit(); try { encoder.Commit(); }catch (Exception ex) { var f = ex.Message; } bitmapFrameEncode.Dispose(); encoder.Dispose(); stream.Dispose(); }
public MemoryStream RenderToPngStream(FrameworkElement fe) { var width = (int)Math.Ceiling(fe.ActualWidth); var height = (int)Math.Ceiling(fe.ActualHeight); // pixel format with transparency/alpha channel and RGB values premultiplied by alpha var pixelFormat = WicPixelFormat.Format32bppPRGBA; // pixel format without transparency, but one that works with Cleartype antialiasing //var pixelFormat = WicPixelFormat.Format32bppBGR; var wicBitmap = new Bitmap( this.WicFactory, width, height, pixelFormat, BitmapCreateCacheOption.CacheOnLoad); var renderTargetProperties = new RenderTargetProperties( RenderTargetType.Default, new D2DPixelFormat(Format.R8G8B8A8_UNorm, AlphaMode.Premultiplied), //new D2DPixelFormat(Format.Unknown, AlphaMode.Unknown), // use this for non-alpha, cleartype antialiased text 0, 0, RenderTargetUsage.None, FeatureLevel.Level_DEFAULT); var renderTarget = new WicRenderTarget( this.D2DFactory, wicBitmap, renderTargetProperties) { //TextAntialiasMode = TextAntialiasMode.Cleartype // this only works with the pixel format with no alpha channel TextAntialiasMode = TextAntialiasMode.Grayscale // this is the best we can do for bitmaps with alpha channels }; Compose(renderTarget, fe); // TODO: There is no need to encode the bitmap to PNG - we could just copy the texture pixel buffer to a WriteableBitmap pixel buffer. var ms = new MemoryStream(); var stream = new WICStream( this.WicFactory, ms); var encoder = new PngBitmapEncoder(WicFactory); encoder.Initialize(stream); var frameEncoder = new BitmapFrameEncode(encoder); frameEncoder.Initialize(); frameEncoder.SetSize(width, height); var format = WicPixelFormat.Format32bppBGRA; //var format = WicPixelFormat.FormatDontCare; frameEncoder.SetPixelFormat(ref format); frameEncoder.WriteSource(wicBitmap); frameEncoder.Commit(); encoder.Commit(); frameEncoder.Dispose(); encoder.Dispose(); stream.Dispose(); ms.Position = 0; return(ms); }
private static void Main() { var wicFactory = new ImagingFactory(); var d2dFactory = new SharpDX.Direct2D1.Factory(); string filename = "output.jpg"; const int width = 512; const int height = 512; var rectangleGeometry = new RoundedRectangleGeometry(d2dFactory, new RoundedRectangle() { RadiusX = 32, RadiusY = 32, Rect = new RectangleF(128, 128, width - 128 * 2, height - 128 * 2) }); var wicBitmap = new Bitmap(wicFactory, width, height, SharpDX.WIC.PixelFormat.Format32bppBGR, BitmapCreateCacheOption.CacheOnLoad); var renderTargetProperties = new RenderTargetProperties(RenderTargetType.Default, new PixelFormat(Format.Unknown, AlphaMode.Unknown), 0, 0, RenderTargetUsage.None, FeatureLevel.Level_DEFAULT); var d2dRenderTarget = new WicRenderTarget(d2dFactory, wicBitmap, renderTargetProperties); var solidColorBrush = new SolidColorBrush(d2dRenderTarget, Color.White); d2dRenderTarget.BeginDraw(); d2dRenderTarget.Clear(Color.Black); d2dRenderTarget.FillGeometry(rectangleGeometry, solidColorBrush, null); d2dRenderTarget.EndDraw(); if (File.Exists(filename)) { File.Delete(filename); } var stream = new WICStream(wicFactory, filename, NativeFileAccess.Write); // Initialize a Jpeg encoder with this stream var encoder = new JpegBitmapEncoder(wicFactory); encoder.Initialize(stream); // Create a Frame encoder var bitmapFrameEncode = new BitmapFrameEncode(encoder); bitmapFrameEncode.Initialize(); bitmapFrameEncode.SetSize(width, height); var pixelFormatGuid = SharpDX.WIC.PixelFormat.FormatDontCare; bitmapFrameEncode.SetPixelFormat(ref pixelFormatGuid); bitmapFrameEncode.WriteSource(wicBitmap); bitmapFrameEncode.Commit(); encoder.Commit(); bitmapFrameEncode.Dispose(); encoder.Dispose(); stream.Dispose(); System.Diagnostics.Process.Start(Path.GetFullPath(Path.Combine(Environment.CurrentDirectory, filename))); }
public static void WriteJpegToStream(this Bitmap bitmap, Stream stream, int width = -1, int height = -1) { if (width <= 0) { width = bitmap.Size.Width; } if (height <= 0) { height = bitmap.Size.Height; } // ------------------------------------------------------ // Encode a JPEG image // ------------------------------------------------------ // Create a WIC outputstream var wicStream = new WICStream(DXGraphicsService.FactoryImaging, stream); // Initialize a Jpeg encoder with this stream var encoder = new JpegBitmapEncoder(DXGraphicsService.FactoryImaging); encoder.Initialize(wicStream); // Create a Frame encoder var bitmapFrameEncode = new BitmapFrameEncode(encoder); bitmapFrameEncode.Options.CompressionQuality = .8f; bitmapFrameEncode.Initialize(); bitmapFrameEncode.SetSize(width, height); var guid = PixelFormat.Format24bppRGB; bitmapFrameEncode.SetPixelFormat(ref guid); bitmapFrameEncode.WriteSource(bitmap); // Commit changes bitmapFrameEncode.Commit(); encoder.Commit(); // Cleanup bitmapFrameEncode.Options.Dispose(); bitmapFrameEncode.Dispose(); encoder.Dispose(); wicStream.Dispose(); }
private async Task UpdateColorTexture() { try { var encodedColorData = await _camera.Client.LatestJPEGImageAsync(); // decode JPEG var memoryStream = new MemoryStream(encodedColorData); var stream = new WICStream(_imagingFactory, memoryStream); // decodes to 24 bit BGR var decoder = new SharpDX.WIC.BitmapDecoder(_imagingFactory, stream, SharpDX.WIC.DecodeOptions.CacheOnLoad); var bitmapFrameDecode = decoder.GetFrame(0); // convert to 32 bpp var formatConverter = new FormatConverter(_imagingFactory); formatConverter.Initialize(bitmapFrameDecode, SharpDX.WIC.PixelFormat.Format32bppBGR); formatConverter.CopyPixels(nextColorData, RoomAliveToolkit.Kinect2Calibration.colorImageWidth * 4); UpdateColorImage(GraphicsDevice, nextColorData); memoryStream.Close(); memoryStream.Dispose(); stream.Dispose(); decoder.Dispose(); formatConverter.Dispose(); bitmapFrameDecode.Dispose(); } catch (System.ServiceModel.EndpointNotFoundException ex) { // TODO Message LiveColor = false; Console.WriteLine("Could not connect to Kinect for live color. Start Kinect server."); } catch (System.ServiceModel.CommunicationException) { Console.WriteLine("Connection to Kinect server for live color was lost. Restart Kinect server and the application."); LiveDepth = false; } }
public static void WritePngToStream(Bitmap bitmap, Stream stream) { int width = bitmap.Size.Width; int height = bitmap.Size.Height; // ------------------------------------------------------ // Encode a PNG image // ------------------------------------------------------ // Create a WIC outputstream var wicStream = new WICStream(DXGraphicsService.FactoryImaging, stream); // Initialize a Jpeg encoder with this stream var encoder = new PngBitmapEncoder(DXGraphicsService.FactoryImaging); encoder.Initialize(wicStream); // Create a Frame encoder var bitmapFrameEncode = new BitmapFrameEncode(encoder); bitmapFrameEncode.Initialize(); bitmapFrameEncode.SetSize(width, height); Guid guid = PixelFormat.Format32bppRGBA; bitmapFrameEncode.SetPixelFormat(ref guid); bitmapFrameEncode.WriteSource(bitmap); // Commit changes bitmapFrameEncode.Commit(); encoder.Commit(); // Cleanup bitmapFrameEncode.Options.Dispose(); bitmapFrameEncode.Dispose(); encoder.Dispose(); wicStream.Dispose(); }
// // http://stackoverflow.com/questions/9151615/how-does-one-use-a-memory-stream-instead-of-files-when-rendering-direct2d-images // // Identical to above SO question, except that we are rendering to MemoryStream because it was added to the API // private MemoryStream RenderStaticTextToBitmap() { var width = 400; var height = 100; var pixelFormat = WicPixelFormat.Format32bppBGR; var wicFactory = new ImagingFactory(); var dddFactory = new SharpDX.Direct2D1.Factory(); var dwFactory = new SharpDX.DirectWrite.Factory(); var wicBitmap = new Bitmap( wicFactory, width, height, pixelFormat, BitmapCreateCacheOption.CacheOnLoad); var renderTargetProperties = new RenderTargetProperties( RenderTargetType.Default, new D2DPixelFormat(Format.Unknown, AlphaMode.Unknown), 0, 0, RenderTargetUsage.None, FeatureLevel.Level_DEFAULT); var renderTarget = new WicRenderTarget( dddFactory, wicBitmap, renderTargetProperties) { TextAntialiasMode = TextAntialiasMode.Cleartype }; renderTarget.BeginDraw(); var textFormat = new TextFormat(dwFactory, "Consolas", 48) { TextAlignment = SharpDX.DirectWrite.TextAlignment.Center, ParagraphAlignment = ParagraphAlignment.Center }; var textBrush = new SharpDX.Direct2D1.SolidColorBrush( renderTarget, SharpDX.Colors.Blue); renderTarget.Clear(Colors.White); renderTarget.DrawText( "Hi, mom!", textFormat, new RectangleF(0, 0, width, height), textBrush); renderTarget.EndDraw(); var ms = new MemoryStream(); var stream = new WICStream( wicFactory, ms); var encoder = new PngBitmapEncoder(wicFactory); encoder.Initialize(stream); var frameEncoder = new BitmapFrameEncode(encoder); frameEncoder.Initialize(); frameEncoder.SetSize(width, height); frameEncoder.PixelFormat = WicPixelFormat.FormatDontCare; frameEncoder.WriteSource(wicBitmap); frameEncoder.Commit(); encoder.Commit(); frameEncoder.Dispose(); encoder.Dispose(); stream.Dispose(); ms.Position = 0; return(ms); }
void colorFrameReader_FrameArrived(object sender, ColorFrameArrivedEventArgs e) { var colorFrame = e.FrameReference.AcquireFrame(); if (colorFrame != null) { using (colorFrame) { lastColorGain = colorFrame.ColorCameraSettings.Gain; lastColorExposureTimeTicks = colorFrame.ColorCameraSettings.ExposureTime.Ticks; if (yuvFrameReady.Count > 0) { lock (yuvByteBuffer) colorFrame.CopyRawFrameDataToArray(yuvByteBuffer); lock (yuvFrameReady) foreach (var autoResetEvent in yuvFrameReady) { autoResetEvent.Set(); } } if ((rgbFrameReady.Count > 0) || (jpegFrameReady.Count > 0)) { lock (rgbByteBuffer) colorFrame.CopyConvertedFrameDataToArray(rgbByteBuffer, ColorImageFormat.Bgra); lock (rgbFrameReady) foreach (var autoResetEvent in rgbFrameReady) { autoResetEvent.Set(); } } if (jpegFrameReady.Count > 0) { // should be put in a separate thread? stopWatch.Restart(); var bitmapSource = new Bitmap(imagingFactory, Kinect2Calibration.colorImageWidth, Kinect2Calibration.colorImageHeight, SharpDX.WIC.PixelFormat.Format32bppBGR, BitmapCreateCacheOption.CacheOnLoad); var bitmapLock = bitmapSource.Lock(BitmapLockFlags.Write); Marshal.Copy(rgbByteBuffer, 0, bitmapLock.Data.DataPointer, Kinect2Calibration.colorImageWidth * Kinect2Calibration.colorImageHeight * 4); bitmapLock.Dispose(); var memoryStream = new MemoryStream(); //var fileStream = new FileStream("test" + frame++ + ".jpg", FileMode.Create); //var stream = new WICStream(imagingFactory, "test" + frame++ + ".jpg", SharpDX.IO.NativeFileAccess.Write); var stream = new WICStream(imagingFactory, memoryStream); var jpegBitmapEncoder = new JpegBitmapEncoder(imagingFactory); jpegBitmapEncoder.Initialize(stream); var bitmapFrameEncode = new BitmapFrameEncode(jpegBitmapEncoder); bitmapFrameEncode.Options.ImageQuality = 0.5f; bitmapFrameEncode.Initialize(); bitmapFrameEncode.SetSize(Kinect2Calibration.colorImageWidth, Kinect2Calibration.colorImageHeight); var pixelFormatGuid = PixelFormat.FormatDontCare; bitmapFrameEncode.SetPixelFormat(ref pixelFormatGuid); bitmapFrameEncode.WriteSource(bitmapSource); bitmapFrameEncode.Commit(); jpegBitmapEncoder.Commit(); //fileStream.Close(); //fileStream.Dispose(); //Console.WriteLine(stopWatch.ElapsedMilliseconds + "ms " + memoryStream.Length + " bytes"); lock (jpegByteBuffer) { nJpegBytes = (int)memoryStream.Length; memoryStream.Seek(0, SeekOrigin.Begin); memoryStream.Read(jpegByteBuffer, 0, nJpegBytes); } lock (jpegFrameReady) foreach (var autoResetEvent in jpegFrameReady) { autoResetEvent.Set(); } //var file = new FileStream("test" + frame++ + ".jpg", FileMode.Create); //file.Write(jpegByteBuffer, 0, nJpegBytes); //file.Close(); bitmapSource.Dispose(); memoryStream.Close(); memoryStream.Dispose(); stream.Dispose(); jpegBitmapEncoder.Dispose(); bitmapFrameEncode.Dispose(); } } } }
// private static SharpDX.Direct2D1.DeviceContext d2dContext; public async static Task <MemoryStream> RenderStaticTextToBitmap(StorageFile imageFile) { var bitmap = new BitmapImage(); using (var strm = await imageFile.OpenAsync(FileAccessMode.Read)) { bitmap.SetSource(strm); } var width = bitmap.PixelWidth; var height = bitmap.PixelHeight; var pixelFormat = WicPixelFormat.Format32bppBGR; var wicFactory = new ImagingFactory2(); var dddFactory = new SharpDX.Direct2D1.Factory(); var dwFactory = new SharpDX.DirectWrite.Factory(); WicRenderTarget renderTarget; Bitmap wicBitmap; using (var bitmapSource = LoadBitmap(wicFactory, imageFile.Path)) { wicBitmap = new Bitmap(wicFactory, bitmapSource, BitmapCreateCacheOption.CacheOnLoad); int pixelWidth = (int)(wicBitmap.Size.Width * DisplayProperties.LogicalDpi / 96.0); int pixelHeight = (int)(wicBitmap.Size.Height * DisplayProperties.LogicalDpi / 96.0); var renderTargetProperties = new RenderTargetProperties(RenderTargetType.Default, new D2DPixelFormat(Format.Unknown, AlphaMode.Unknown), 0, 0, RenderTargetUsage.None, SharpDX.Direct2D1.FeatureLevel.Level_DEFAULT); renderTarget = new WicRenderTarget( dddFactory, wicBitmap, renderTargetProperties) { TextAntialiasMode = SharpDX.Direct2D1.TextAntialiasMode.Cleartype }; } renderTarget.BeginDraw(); var textFormat = new TextFormat(dwFactory, "Segoe UI Light", 25) { TextAlignment = SharpDX.DirectWrite.TextAlignment.Leading, ParagraphAlignment = ParagraphAlignment.Far }; var textBrush = new SharpDX.Direct2D1.SolidColorBrush( renderTarget, SharpDX.Color.DarkBlue); StringBuilder sb = new StringBuilder(); var dstamp = StampPersistData.Instance.DataStamp; sb.Append(dstamp.KMReading).Append("\n"); sb.Append(dstamp.DateOfFirstReg).Append("\n"); sb.Append(dstamp.Gps).Append("\n"); sb.Append(dstamp.VehRegNo).Append("\n"); sb.Append(dstamp.Make).Append("\n"); sb.Append(dstamp.CusName).Append("\n"); sb.Append(dstamp.InspectorName).Append("\n"); sb.Append(dstamp.CaseNo); renderTarget.DrawText( sb.ToString(), textFormat, new SharpDX.RectangleF(1, 1, width + 50, height + 25), textBrush); //new RectangleF(width - 150, 0, width, height + 25), renderTarget.EndDraw(); var ms = new MemoryStream(); var stream = new WICStream( wicFactory, ms); BitmapEncoder encoder = null; if (imageFile.FileType == ".png") { encoder = new PngBitmapEncoder(wicFactory); } else if (imageFile.FileType == ".jpg") { encoder = new JpegBitmapEncoder(wicFactory); } encoder.Initialize(stream); var frameEncoder = new BitmapFrameEncode(encoder); frameEncoder.Initialize(); frameEncoder.SetSize(width, height); // frameEncoder.PixelFormat = WicPixelFormat.FormatDontCare; frameEncoder.WriteSource(wicBitmap); frameEncoder.Commit(); encoder.Commit(); frameEncoder.Dispose(); encoder.Dispose(); stream.Dispose(); ms.Position = 0; return(ms); }
public async static Task <MemoryStream> InterpolateImageMarkup(StorageFile imageFile, StorageFile markupFile) { try { var bitmap = new BitmapImage(); using (var strm = await imageFile.OpenAsync(FileAccessMode.Read)) { bitmap.SetSource(strm); } var width = bitmap.PixelWidth; var height = bitmap.PixelHeight; var pixelFormat = WicPixelFormat.Format32bppBGR; var wicFactory = new ImagingFactory2(); var markupFactory = new ImagingFactory2(); var dddFactory = new SharpDX.Direct2D1.Factory(); var dwFactory = new SharpDX.DirectWrite.Factory(); WicRenderTarget renderTarget; Bitmap wicBitmap; SharpDX.Direct3D11.Device defaultDevice = new SharpDX.Direct3D11.Device(DriverType.Hardware, DeviceCreationFlags.Debug | DeviceCreationFlags.BgraSupport); var device = defaultDevice.QueryInterface <SharpDX.Direct3D11.Device1>(); SharpDX.DXGI.Device2 dxgiDevice2 = device.QueryInterface <SharpDX.DXGI.Device2>(); SharpDX.Direct2D1.Device d2dDevice = new SharpDX.Direct2D1.Device(dxgiDevice2); // d2dContext = new SharpDX.Direct2D1.DeviceContext(d2dDevice, SharpDX.Direct2D1.DeviceContextOptions.None); using (var bitmapSource = LoadBitmap(wicFactory, imageFile.Path)) { wicBitmap = new Bitmap(wicFactory, bitmapSource, BitmapCreateCacheOption.CacheOnLoad); int pixelWidth = (int)(wicBitmap.Size.Width * DisplayProperties.LogicalDpi / 96.0); int pixelHeight = (int)(wicBitmap.Size.Height * DisplayProperties.LogicalDpi / 96.0); var renderTargetProperties = new RenderTargetProperties(RenderTargetType.Default, new D2DPixelFormat(Format.Unknown, AlphaMode.Unknown), 0, 0, RenderTargetUsage.None, SharpDX.Direct2D1.FeatureLevel.Level_DEFAULT); renderTarget = new WicRenderTarget(dddFactory, wicBitmap, renderTargetProperties) { TextAntialiasMode = SharpDX.Direct2D1.TextAntialiasMode.Cleartype }; } renderTarget.BeginDraw(); renderTarget.DrawBitmap(LoadBitmapFromContentFile(wicFactory, markupFile.Path, renderTarget), 1.0f, SharpDX.Direct2D1.BitmapInterpolationMode.NearestNeighbor, new SharpDX.RectangleF(30, 50, 100, 80)); //new RectangleF(width - 150, 0, width, height + 25), renderTarget.EndDraw(); var ms = new MemoryStream(); var stream = new WICStream(wicFactory, ms); BitmapEncoder encoder = null; if (imageFile.FileType == ".png") { encoder = new PngBitmapEncoder(wicFactory); } else if (imageFile.FileType == ".jpg") { encoder = new JpegBitmapEncoder(wicFactory); } encoder.Initialize(stream); var frameEncoder = new BitmapFrameEncode(encoder); frameEncoder.Initialize(); frameEncoder.SetSize(width, height); //frameEncoder.piPixelFormat = WicPixelFormat.FormatDontCare; frameEncoder.WriteSource(wicBitmap); frameEncoder.Commit(); encoder.Commit(); frameEncoder.Dispose(); encoder.Dispose(); stream.Dispose(); ms.Position = 0; return(ms); } catch (Exception) { throw; } }
/// <summary> /// 从rss生成图像 /// </summary> /// <param name="channel">从rss源获得的数据</param> /// <param name="path">保存图像的路径</param> private void GetImageFromRss(object obj) { ImageObj image = (ImageObj)obj; RssInfo rssInfo = image.rssInfo; RssMedia rssMedia = image.rssMedia; string fileName = ""; if (rssInfo == null || rssMedia == null) { return; } List <Page> pages = GetPageListFromRss(rssInfo, rssMedia); var wicFactory = new ImagingFactory(); var d2dFactory = new SharpDX.Direct2D1.Factory(); var dwFactory = new SharpDX.DirectWrite.Factory(); var renderTargetProperties = new RenderTargetProperties(RenderTargetType.Default, new SharpDX.Direct2D1.PixelFormat(Format.Unknown, SharpDX.Direct2D1.AlphaMode.Unknown), 0, 0, RenderTargetUsage.None, FeatureLevel.Level_DEFAULT); var wicBitmap = new SharpDX.WIC.Bitmap(wicFactory, pageWidth, pageHeight, SharpDX.WIC.PixelFormat.Format32bppBGR, BitmapCreateCacheOption.CacheOnLoad); var d2dRenderTarget = new WicRenderTarget(d2dFactory, wicBitmap, renderTargetProperties); d2dRenderTarget.AntialiasMode = AntialiasMode.PerPrimitive; var solidColorBrush = new SolidColorBrush(d2dRenderTarget, new SharpDX.Color(this.backgroundColor.R, this.backgroundColor.G, this.backgroundColor.B, this.backgroundColor.A)); var textBodyBrush = new SolidColorBrush(d2dRenderTarget, new SharpDX.Color(rssMedia.RssBodyProp. TextColor.R, rssMedia.RssBodyProp.TextColor.G, rssMedia.RssBodyProp.TextColor.B, rssMedia.RssBodyProp.TextColor.A)); var titleColorBrush = new SolidColorBrush(d2dRenderTarget, new SharpDX.Color(rssMedia.RssTitleProp.TextColor.R, rssMedia.RssTitleProp.TextColor.G, rssMedia.RssTitleProp.TextColor.B, rssMedia.RssTitleProp.TextColor.A)); var publishDateColorBrush = new SolidColorBrush(d2dRenderTarget, new SharpDX.Color(rssMedia.RssPublishTimeProp.TextColor.R, rssMedia.RssPublishTimeProp.TextColor.G, rssMedia.RssPublishTimeProp.TextColor.B, rssMedia.RssPublishTimeProp.TextColor.A)); TextLayout textLayout; try { int count = 0; foreach (Page page in pages) { d2dRenderTarget.BeginDraw(); d2dRenderTarget.Clear(new SharpDX.Color(this.backgroundColor.R, this.backgroundColor.G, this.backgroundColor.B, this.backgroundColor.A)); foreach (Line line in page.lines) { foreach (Block block in line.content) { TextFormat textFormat = new TextFormat(dwFactory, block.font.FontFamily.Name, block.font.Size); textLayout = new TextLayout(dwFactory, block.content, textFormat, block.width, block.height); switch (block.type) { case RssBodyType.Title: textLayout.SetUnderline(rssMedia.RssTitleProp.TextFont.Underline, new TextRange(0, block.content.Length)); textLayout.SetFontStyle(rssMedia.RssTitleProp.TextFont.Italic ? FontStyle.Italic : FontStyle.Normal, new TextRange(0, block.content.Length)); textLayout.SetFontWeight(rssMedia.RssTitleProp.TextFont.Bold ? FontWeight.Bold : FontWeight.Normal, new TextRange(0, block.content.Length)); d2dRenderTarget.DrawTextLayout(new Vector2(block.left, block.top), textLayout, titleColorBrush); break; case RssBodyType.Time: textLayout.SetUnderline(rssMedia.RssPublishTimeProp.TextFont.Underline, new TextRange(0, block.content.Length)); textLayout.SetFontStyle(rssMedia.RssPublishTimeProp.TextFont.Italic ? FontStyle.Italic : FontStyle.Normal, new TextRange(0, block.content.Length)); textLayout.SetFontWeight(rssMedia.RssPublishTimeProp.TextFont.Bold ? FontWeight.Bold : FontWeight.Normal, new TextRange(0, block.content.Length)); d2dRenderTarget.DrawTextLayout(new Vector2(block.left, block.top), textLayout, publishDateColorBrush); break; case RssBodyType.Body: textLayout.SetUnderline(rssMedia.RssBodyProp.TextFont.Underline, new TextRange(0, block.content.Length)); textLayout.SetFontStyle(rssMedia.RssBodyProp.TextFont.Italic ? FontStyle.Italic : FontStyle.Normal, new TextRange(0, block.content.Length)); textLayout.SetFontWeight(rssMedia.RssBodyProp.TextFont.Bold ? FontWeight.Bold : FontWeight.Normal, new TextRange(0, block.content.Length)); d2dRenderTarget.DrawTextLayout(new Vector2(block.left, block.top), textLayout, textBodyBrush); break; default: break; } textFormat.Dispose(); textFormat = null; } } d2dRenderTarget.EndDraw(); if (!Directory.Exists(path)) { Directory.CreateDirectory(path); } fileName = string.Format("{0}{1}.jpg", path, DateTime.Now.Ticks.ToString()); var stream = new WICStream(wicFactory, fileName, NativeFileAccess.Write); var encoder = new PngBitmapEncoder(wicFactory); encoder.Initialize(stream); var bitmapFrameEncode = new BitmapFrameEncode(encoder); bitmapFrameEncode.Initialize(); bitmapFrameEncode.SetSize(pageWidth, pageHeight); var pixelFormatGuid = SharpDX.WIC.PixelFormat.FormatDontCare; bitmapFrameEncode.SetPixelFormat(ref pixelFormatGuid); bitmapFrameEncode.WriteSource(wicBitmap); bitmapFrameEncode.Commit(); encoder.Commit(); bitmapFrameEncode.Dispose(); encoder.Dispose(); stream.Dispose(); Console.WriteLine("*********image count is : " + count++); //发送单个图片生成事件 if (SingleGenerateCompleteEvent != null) { SingleGenerateCompleteEvent(fileName); } } //发送生成完成事件 if (GenerateCompleteEvent != null) { GenerateCompleteEvent(path); //停止线程,从字典删除 StopGenerate(rssMedia.CachePath); } } catch (ThreadAbortException aborted) { Trace.WriteLine("rss 图片生成线程终止 : " + aborted.Message); } catch (Exception ex) { Trace.WriteLine("rss 图片生成遇到bug : " + ex.Message); } finally { wicFactory.Dispose(); d2dFactory.Dispose(); dwFactory.Dispose(); wicBitmap.Dispose(); d2dRenderTarget.Dispose(); solidColorBrush.Dispose(); textBodyBrush.Dispose(); titleColorBrush.Dispose(); publishDateColorBrush.Dispose(); rssInfo.Dispose(); rssMedia.Dispose(); wicFactory = null; d2dFactory = null; dwFactory = null; wicBitmap = null; d2dRenderTarget = null; solidColorBrush = null; textBodyBrush = null; titleColorBrush = null; publishDateColorBrush = null; rssInfo = null; rssMedia = null; pages.Clear(); pages = null; } }
/// <summary> /// SharpDX WIC sample. Encode to JPG and decode. /// </summary> static void Main() { const int width = 512; const int height = 512; const string filename = "output.jpg"; var factory = new ImagingFactory(); WICStream stream = null; // ------------------------------------------------------ // Encode a JPG image // ------------------------------------------------------ // Create a WIC outputstream if (File.Exists(filename)) { File.Delete(filename); } stream = new WICStream(factory, filename, NativeFileAccess.Write); // Initialize a Jpeg encoder with this stream var encoder = new JpegBitmapEncoder(factory); encoder.Initialize(stream); // Create a Frame encoder var bitmapFrameEncode = new BitmapFrameEncode(encoder); bitmapFrameEncode.Options.ImageQuality = 0.8f; bitmapFrameEncode.Initialize(); bitmapFrameEncode.SetSize(width, height); var guid = PixelFormat.Format24bppBGR; bitmapFrameEncode.SetPixelFormat(ref guid); // Write a pseudo-plasma to a buffer int stride = PixelFormat.GetStride(PixelFormat.Format24bppBGR, width); var bufferSize = height * stride; var buffer = new DataStream(bufferSize, true, true); for (int y = 0; y < height; y++) { for (int x = 0; x < width; x++) { buffer.WriteByte((byte)(x / 2.0 + 20.0 * Math.Sin(y / 40.0))); buffer.WriteByte((byte)(y / 2.0 + 30.0 * Math.Sin(x / 80.0))); buffer.WriteByte((byte)(x / 2.0)); } } // Copy the pixels from the buffer to the Wic Bitmap Frame encoder bitmapFrameEncode.WritePixels(512, new DataRectangle(buffer.DataPointer, stride)); // Commit changes bitmapFrameEncode.Commit(); encoder.Commit(); bitmapFrameEncode.Dispose(); encoder.Dispose(); stream.Dispose(); // ------------------------------------------------------ // Decode the previous JPG image // ------------------------------------------------------ // Read input stream = new WICStream(factory, filename, NativeFileAccess.Read); var decoder = new JpegBitmapDecoder(factory); decoder.Initialize(stream, DecodeOptions.CacheOnDemand); var bitmapFrameDecode = decoder.GetFrame(0); var queryReader = bitmapFrameDecode.MetadataQueryReader; // Dump MetadataQueryreader queryReader.Dump(Console.Out); queryReader.Dispose(); bitmapFrameDecode.Dispose(); decoder.Dispose(); stream.Dispose(); // Dispose factory.Dispose(); System.Diagnostics.Process.Start(Path.GetFullPath(Path.Combine(Environment.CurrentDirectory, filename))); }