public D3D11Renderer(ObservableVideoTrack videoTrack, RendererOptions options)
: base(videoTrack, options)
{
// _factoryDWrite = new DWrite.Factory(DWrite.FactoryType.Shared);
var device2D = new D2D1.Device(DeviceDXGI, new D2D1.CreationProperties
{
DebugLevel = D2D1.DebugLevel.Warning,
ThreadingMode = D2D1.ThreadingMode.MultiThreaded,
Options = D2D1.DeviceContextOptions.None
});
_context2D = new D2D1.DeviceContext(device2D, D2D1.DeviceContextOptions.None);
// Load the background image
using (var factoryWic = new WIC.ImagingFactory2())
using (var decoder = new WIC.JpegBitmapDecoder(factoryWic))
using (var inputStream = new WIC.WICStream(factoryWic, "background-small.jpg", NativeFileAccess.Read))
using (var formatConverter = new WIC.FormatConverter(factoryWic))
using (var bitmapScaler = new WIC.BitmapScaler(factoryWic))
{
decoder.Initialize(inputStream, WIC.DecodeOptions.CacheOnLoad);
formatConverter.Initialize(decoder.GetFrame(0), WIC.PixelFormat.Format32bppPBGRA);
bitmapScaler.Initialize(formatConverter, VideoFrameWidth, VideoFrameHeight,
WIC.BitmapInterpolationMode.Fant);
_backgroundBitmap = D2D1.Bitmap1.FromWicBitmap(_context2D, bitmapScaler);
}
// Create render target
_ballEllipse = new D2D1.Ellipse {
RadiusX = VideoFrameWidth / 20f, RadiusY = VideoFrameWidth / 20f
};
_ballBrush = new D2D1.SolidColorBrush(_context2D, new RawColor4(1f, 1f, 0f, 1f));
}
public static void WatermarkText(Stream imageStream, Stream outputStream, string watermark, string font = "Times New Roman", float fontSize = 30.0f, int colorARGB = TransparentWhite)
{
using (var wic = new WIC.ImagingFactory2())
using (var d2d = new D2D.Factory())
using (var image = CreateWicImage(wic, imageStream))
using (var wicBitmap = new WIC.Bitmap(wic, image.Size.Width, image.Size.Height, WIC.PixelFormat.Format32bppPBGRA, WIC.BitmapCreateCacheOption.CacheOnDemand))
using (var target = new D2D.WicRenderTarget(d2d, wicBitmap, new D2D.RenderTargetProperties()))
using (var bmpPicture = D2D.Bitmap.FromWicBitmap(target, image))
using (var dwriteFactory = new DWrite.Factory())
using (var brush = new D2D.SolidColorBrush(target, new Color(colorARGB)))
{
target.BeginDraw();
{
target.DrawBitmap(bmpPicture, new RectangleF(0, 0, target.Size.Width, target.Size.Height), 1.0f, D2D.BitmapInterpolationMode.Linear);
target.DrawRectangle(new RectangleF(0, 0, target.Size.Width, target.Size.Height), brush);
var textFormat = new DWrite.TextFormat(dwriteFactory, font, DWrite.FontWeight.Bold, DWrite.FontStyle.Normal, fontSize)
{
ParagraphAlignment = DWrite.ParagraphAlignment.Far,
TextAlignment = DWrite.TextAlignment.Trailing,
};
target.DrawText(watermark, textFormat, new RectangleF(0, 0, target.Size.Width, target.Size.Height), brush);
}
target.EndDraw();
SaveD2DBitmap(wic, wicBitmap, outputStream);
}
}
public Direct2DText()
{
defaultDevice = new SharpDX.Direct3D11.Device(SharpDX.Direct3D.DriverType.Hardware,
d3d.DeviceCreationFlags.VideoSupport
| d3d.DeviceCreationFlags.BgraSupport
| d3d.DeviceCreationFlags.None); // take out the Debug flag for better performance
d3dDevice = defaultDevice.QueryInterface <d3d.Device1>(); // get a reference to the Direct3D 11.1 device
dxgiDevice = d3dDevice.QueryInterface <dxgi.Device>(); // get a reference to DXGI device
d2dDevice = new d2.Device(dxgiDevice); // initialize the D2D device
imagingFactory = new wic.ImagingFactory2(); // initialize the WIC factory
d2dContext = new d2.DeviceContext(d2dDevice, d2.DeviceContextOptions.None);
dwFactory = new dw.Factory();
d2dBitmapProps = new BitmapProperties1(d2PixelFormat, dpi, dpi, BitmapOptions.Target | BitmapOptions.CannotDraw);
}
private static WIC.FormatConverter CreateWicImage(WIC.ImagingFactory2 wic, Stream imageStream)
{
using (var decoder = new WIC.PngBitmapDecoder(wic))
{
var decodeStream = new WIC.WICStream(wic, imageStream);
decoder.Initialize(decodeStream, WIC.DecodeOptions.CacheOnLoad);
using (var decodeFrame = decoder.GetFrame(0))
{
var converter = new WIC.FormatConverter(wic);
converter.Initialize(decodeFrame, WIC.PixelFormat.Format32bppPBGRA);
return(converter);
}
}
}
public RendererUtil()
{
var defaultDevice = new D3D11.Device(D3D.DriverType.Hardware, D3D11.DeviceCreationFlags.BgraSupport);
d3dDevice = defaultDevice.QueryInterface<D3D11.Device1>();
dxgiDevice = d3dDevice.QueryInterface<Device>();
d2dFactory = new D2D.Factory(D2D.FactoryType.MultiThreaded);
d2dDevice = new D2D.Device(dxgiDevice);
d2dDeviceContext = new D2D.DeviceContext(d2dDevice, D2D.DeviceContextOptions.None);
imagingFactory = new ImagingFactory2();
}
public ModernCapture()
{
#if DEBUG
// Check memory leaks in debug config
Configuration.EnableObjectTracking = true;
#endif
wrtD3D11Device = Direct3D11Helper.CreateDevice();
d3dDevice = Direct3D11Helper.CreateSharpDXDevice(wrtD3D11Device);
d3dContext = d3dDevice.ImmediateContext;
wicFactory = new WIC.ImagingFactory2();
InitializeShaders();
InitializeSharedComponents();
}
internal static Wic.ImagingFactory2 GetWicFactory()
{
object o = ThreadManage.QurayResource(Key_Class.WicIFactory);
Wic.ImagingFactory2 fac;
if (o == null)
{
fac = new Wic.ImagingFactory2();
ThreadManage.AddResource(Key_Class.WicIFactory, fac);
}
else
{
fac = o as Wic.ImagingFactory2;
}
return(fac);
}
public static WIC.BitmapSource LoadBitmap(WIC.ImagingFactory2 factory, string filename)
{
var bitmapDecoder = new WIC.BitmapDecoder(
factory,
filename,
WIC.DecodeOptions.CacheOnDemand);
var formatConverter = new WIC.FormatConverter(factory);
formatConverter.Initialize(
bitmapDecoder.GetFrame(0),
WIC.PixelFormat.Format32bppPRGBA,
WIC.BitmapDitherType.None,
null,
0.0,
WIC.BitmapPaletteType.Custom);
return(formatConverter);
}
private static void SaveD2DBitmap(WIC.ImagingFactory2 wic, WIC.Bitmap wicBitmap, Stream outputStream)
{
using (var encoder = new WIC.BitmapEncoder(wic, WIC.ContainerFormatGuids.Png))
{
encoder.Initialize(outputStream);
using (var frame = new WIC.BitmapFrameEncode(encoder))
{
frame.Initialize();
frame.SetSize(wicBitmap.Size.Width, wicBitmap.Size.Height);
var pixelFormat = wicBitmap.PixelFormat;
frame.SetPixelFormat(ref pixelFormat);
frame.WriteSource(wicBitmap);
frame.Commit();
encoder.Commit();
}
}
}
public static BitmapSource LoadBitmap(ImagingFactory2 factory, string filename)
{
var bitmapDecoder = new SharpDX.WIC.BitmapDecoder(
factory,
filename,
SharpDX.WIC.DecodeOptions.CacheOnDemand
);
var result = new SharpDX.WIC.FormatConverter(factory);
result.Initialize(
bitmapDecoder.GetFrame(0),
SharpDX.WIC.PixelFormat.Format32bppPRGBA,
SharpDX.WIC.BitmapDitherType.None,
null,
0.0,
SharpDX.WIC.BitmapPaletteType.Custom);
return result;
}
private static SharpDX.WIC.BitmapSource LoadBitmap(SharpDX.WIC.ImagingFactory2 factory, string filename)
{
using (var oBitmapDecoder = new SharpDX.WIC.BitmapDecoder(
factory,
filename,
SharpDX.WIC.DecodeOptions.CacheOnDemand
))
{
var oFormatConverter = new SharpDX.WIC.FormatConverter(factory);
oFormatConverter.Initialize(
oBitmapDecoder.GetFrame(0),
SharpDX.WIC.PixelFormat.Format32bppPRGBA,
SharpDX.WIC.BitmapDitherType.None,
null,
0.0,
SharpDX.WIC.BitmapPaletteType.Custom);
return(oFormatConverter);
}
}
/// <summary>
/// ファイル（リソースファイルも含む）からテクスチャーを作成する
/// </summary>
/// <param name="name"></param>
/// <param name="srcFile"></param>
/// <returns></returns>
public static MCBaseTexture CreateTextureFromFile(Application app, string name, string srcFile)
{
SharpDX.Direct3D.FeatureLevel flv = app.DXDevice.FeatureLevel;
MCTexture tx;
MC_FILE_TYPE fileType;
SharpDX.WIC.ImagingFactory2 factory = new SharpDX.WIC.ImagingFactory2();
var img = LoadBitmap(factory, srcFile, out fileType);
tx = CreateTexture2DFromBitmap(app, img, srcFile);
tx.CreateTxResourceView(0);
tx.ImageFileFormat = fileType;
img.Dispose();
factory.Dispose();
if (!app.ImageMgr.RegisterTexture(name, tx))
{
return(null);
}
return(tx);
}
protected RenderControllerBase(ILoader loader)
{
Loader = loader;
RenderRegistry.Add("circle", CircleRender.Render);
RenderRegistry.Add("ellipse", EllipseRender.Render);
RenderRegistry.Add("line", LineRender.Render);
RenderRegistry.Add("path", PathRender.Render);
RenderRegistry.Add("polygon", PolygonRender.Render);
RenderRegistry.Add("svg", SvgRender.Render);
RenderRegistry.Add("use", UseRender.Render);
RenderRegistry.Add("symbol", SymbolRender.Render);
RenderRegistry.Add("g", GRender.Render);
RenderRegistry.Add("text", TextRender.Render);
RenderRegistry.Add("barcode", BarcodeRender.Render);
RenderRegistry.Add("polyline", PolyLineRender.Render);
RenderRegistry.Add("image", ImageRender.Render);
RenderRegistry.Add("rect", RectangleRender.Render);
RenderRegistry.Add("px-text", PxTextRender.Render);
D2DFactory = new D2D1.Factory(D2D1.FactoryType.SingleThreaded);
WicFactory = new WIC.ImagingFactory2();
DwFactory = new DW.Factory();
FontManager = new FontManager(DwFactory);
}
public static string GenerateWallpaper(string pictureFileName, string english, string chinese, string weather)
{
var wic = new WIC.ImagingFactory2();
var d2d = new D2D.Factory();
float dpi = d2d.DesktopDpi.Width;
Size2 size = new Size2(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height);
WIC.FormatConverter image = CreateWicImage(wic, pictureFileName);
using (var wicBitmap = new WIC.Bitmap(wic, size.Width, size.Height, WIC.PixelFormat.Format32bppPBGRA, WIC.BitmapCreateCacheOption.CacheOnDemand))
using (var target = new D2D.WicRenderTarget(d2d, wicBitmap, new D2D.RenderTargetProperties()))
using (var dc = target.QueryInterface <D2D.DeviceContext>())
using (var bmpPicture = Bitmap.FromWicBitmap(target, image))
using (var dwriteFactory = new SharpDX.DirectWrite.Factory())
using (var brush = new SolidColorBrush(target, new RawColor4(255, 255, 0, 1)))
using (var bmpLayer = new D2D.Bitmap1(dc, target.PixelSize,
new D2D.BitmapProperties1(new D2D.PixelFormat(SharpDX.DXGI.Format.B8G8R8A8_UNorm, AlphaMode.Premultiplied), dpi, dpi, BitmapOptions.Target)))
{
var oldTarget = dc.Target;
dc.Target = bmpLayer;
target.BeginDraw();
{
var textFormat = new DWrite.TextFormat(dwriteFactory, "Tahoma", size.Height / 27);
// draw English
{
var textLayout = new DWrite.TextLayout(dwriteFactory, english, textFormat, target.Size.Width * 0.75f, float.MaxValue);
var center = new Vector2((target.Size.Width - textLayout.Metrics.Width) / 2, (target.Size.Height - textLayout.Metrics.Height) / 2);
target.DrawTextLayout(new RawVector2(center.X, center.Y), textLayout, brush);
}
{
var textLayout = new DWrite.TextLayout(dwriteFactory, chinese, textFormat, target.Size.Width * 0.75f, float.MaxValue);
var center = new Vector2((target.Size.Width - textLayout.Metrics.Width) / 2, target.Size.Height - textLayout.Metrics.Height - size.Height / 18);
target.DrawTextLayout(new RawVector2(center.X, center.Y), textLayout, brush);
}
{
var textLayout = new DWrite.TextLayout(dwriteFactory, weather, textFormat, target.Size.Width * 0.75f, float.MaxValue);
var center = new Vector2((target.Size.Width - textLayout.Metrics.Width) / 2, size.Height / 18 + textLayout.Metrics.Height);
target.DrawTextLayout(new RawVector2(center.X, center.Y), textLayout, brush);
}
}
target.EndDraw();
// shadow
var shadow = new D2D.Effects.Shadow(dc);
shadow.SetInput(0, bmpLayer, new RawBool(false));
dc.Target = oldTarget;
target.BeginDraw();
{
target.DrawBitmap(bmpPicture, new SharpDX.Mathematics.Interop.RawRectangleF(0, 0, target.Size.Width, target.Size.Height), 1.0f, BitmapInterpolationMode.Linear);
dc.DrawImage(shadow, new RawVector2(size.Height / 150.0f, size.Height / 150.0f));
dc.UnitMode = UnitMode.Pixels;
target.DrawBitmap(bmpLayer, 1.0f, BitmapInterpolationMode.Linear);
}
target.EndDraw();
string wallpaperFileName = Path.GetTempPath() + "wallpaper.png";
using (var wallpaperStream = File.OpenWrite(wallpaperFileName))
{
SaveD2DBitmap(wic, wicBitmap, wallpaperStream);
wallpaperStream.Close();
return(wallpaperFileName);
}
}
}
static void over()
{
var inputPath = "Input.png";
var outputPath = "output.png";
// 그래픽을 랜더링할 장비를 추가 - 3D or 2D
var defaultDevice = new SharpDX.Direct3D11.Device(SharpDX.Direct3D.DriverType.Hardware,
d3d.DeviceCreationFlags.VideoSupport
| d3d.DeviceCreationFlags.BgraSupport
| d3d.DeviceCreationFlags.None);
var d3dDevice = defaultDevice.QueryInterface <d3d.Device1>(); //get a refer to the D3D 11.1 device
var dxgiDevice = d3dDevice.QueryInterface <dxgi.Device1>(); //get a refer to the DXGI device
var d2dDevice = new d2.Device(dxgiDevice);
// DeviceContext를 초기화. D2D 렌더링 타겟이 될 것이고 모든 렌더링 작업을 허용
var d2dContext = new d2.DeviceContext(d2dDevice, d2.DeviceContextOptions.None);
var dwFactory = new dw.Factory();
//D2D, WIC 둘 다 지원되는 픽셀 형식 지정
var d2PixelFormat = new d2.PixelFormat(dxgi.Format.R8G8B8A8_UNorm, d2.AlphaMode.Premultiplied);
//RGBA형식 사용
var wicPixelFormat = wic.PixelFormat.Format32bppPRGBA;
//이미지 로딩
var imagingFactory = new wic.ImagingFactory2();
var decoder = new wic.PngBitmapDecoder(imagingFactory);
var inputStream = new wic.WICStream(imagingFactory, inputPath, NativeFileAccess.Read);
decoder.Initialize(inputStream, wic.DecodeOptions.CacheOnLoad);
//다이렉트2D가 사용할수 있도록 디코딩
var formatConverter = new wic.FormatConverter(imagingFactory);
formatConverter.Initialize(decoder.GetFrame(0), wicPixelFormat);
//기본 이미지를 D2D이미지로 로드
//var inputBitmap = d2.Bitmap1.FromWicBitmap(d2dContext, formatConverter, new d2.BitmapProperties1(d2PixelFormat));
//이미지 크기 저장
var inputImageSize = formatConverter.Size;
var pixelWidth = inputImageSize.Width;
var pixelHeight = inputImageSize.Height;
//Effect1 : BitpmapSource - 디코딩된 이미지 데이터를 가져오고 BitmapSource 가져오기
var bitmapSourceEffect = new d2.Effects.BitmapSource(d2dContext);
bitmapSourceEffect.WicBitmapSource = formatConverter;
// Effect 2 : GaussianBlur - bitmapsource에 가우시안블러 효과 적용
var gaussianBlurEffect = new d2.Effects.GaussianBlur(d2dContext);
gaussianBlurEffect.SetInput(0, bitmapSourceEffect.Output, true);
gaussianBlurEffect.StandardDeviation = 5f;
//overlay text setup
var textFormat = new dw.TextFormat(dwFactory, "Arial", 15f);
//draw a long text to show the automatic line wrapping
var textToDraw = "sime ling text..." + "text" + "dddd";
//create the text layout - this imroves the drawing performance for static text
// as the glyph positions are precalculated
//윤곽선 글꼴 데이터에서 글자 하나의 모양에 대한 기본 단위를 글리프(glyph)라고 한다
var textLayout = new dw.TextLayout(dwFactory, textToDraw, textFormat, 300f, 1000f);
SharpDX.Mathematics.Interop.RawColor4 color = new SharpDX.Mathematics.Interop.RawColor4(255, 255, 255, 1);
var textBrush = new d2.SolidColorBrush(d2dContext, color);
//여기서부터 다시
//render target setup
//create the d2d bitmap description using default flags and 96 DPI
var d2dBitmapProps = new d2.BitmapProperties1(d2PixelFormat, 96, 96, d2.BitmapOptions.Target | d2.BitmapOptions.CannotDraw);
//the render target
var d2dRenderTarget = new d2.Bitmap1(d2dContext, new Size2(pixelWidth, pixelHeight), d2dBitmapProps);
d2dContext.Target = d2dRenderTarget; //associate bitmap with the d2d context
//Drawing
//slow preparations - fast drawing
d2dContext.BeginDraw();
d2dContext.DrawImage(gaussianBlurEffect, new SharpDX.Mathematics.Interop.RawVector2(100f, 100f));
d2dContext.DrawTextLayout(new SharpDX.Mathematics.Interop.RawVector2(50f, 50f), textLayout, textBrush);
d2dContext.EndDraw();
//Image save
//delete the output file if it already exists
if (System.IO.File.Exists(outputPath))
{
System.IO.File.Delete(outputPath);
}
//use the appropiate overload to write either to tream or to a file
var stream = new wic.WICStream(imagingFactory, outputPath, NativeFileAccess.Write);
//select the image encoding format HERE
var encoder = new wic.PngBitmapEncoder(imagingFactory);
encoder.Initialize(stream);
var bitmapFrameEncode = new wic.BitmapFrameEncode(encoder);
bitmapFrameEncode.Initialize();
bitmapFrameEncode.SetSize(pixelWidth, pixelHeight);
bitmapFrameEncode.SetPixelFormat(ref wicPixelFormat);
//this is the trick to write d2d1 bitmap to WIC
var imageEncoder = new wic.ImageEncoder(imagingFactory, d2dDevice);
imageEncoder.WriteFrame(d2dRenderTarget, bitmapFrameEncode, new wic.ImageParameters(d2PixelFormat, 96, 96, 0, 0, pixelWidth, pixelHeight));
bitmapFrameEncode.Commit();
encoder.Commit();
//cleanup
//dispose everything and free used resources
bitmapFrameEncode.Dispose();
encoder.Dispose();
stream.Dispose();
textBrush.Dispose();
textLayout.Dispose();
textFormat.Dispose();
formatConverter.Dispose();
//gaussianBlurEffect.Dispose();
bitmapSourceEffect.Dispose();
d2dRenderTarget.Dispose();
inputStream.Dispose();
decoder.Dispose();
d2dContext.Dispose();
dwFactory.Dispose();
imagingFactory.Dispose();
d2dDevice.Dispose();
dxgiDevice.Dispose();
d3dDevice.Dispose();
defaultDevice.Dispose();
//save
System.Diagnostics.Process.Start(outputPath);
}
static void Main()
{
// input and output files are supposed to be in the program folder
var inputPath = "Input.png";
var outputPath = "Output.png";
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// INITIALIZATION ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// initialize the D3D device which will allow to render to image any graphics - 3D or 2D
var defaultDevice = new SharpDX.Direct3D11.Device(SharpDX.Direct3D.DriverType.Hardware,
d3d.DeviceCreationFlags.VideoSupport
| d3d.DeviceCreationFlags.BgraSupport
| d3d.DeviceCreationFlags.Debug); // take out the Debug flag for better performance
var d3dDevice = defaultDevice.QueryInterface <d3d.Device1>(); // get a reference to the Direct3D 11.1 device
var dxgiDevice = d3dDevice.QueryInterface <dxgi.Device>(); // get a reference to DXGI device
var d2dDevice = new d2.Device(dxgiDevice); // initialize the D2D device
var imagingFactory = new wic.ImagingFactory2(); // initialize the WIC factory
// initialize the DeviceContext - it will be the D2D render target and will allow all rendering operations
var d2dContext = new d2.DeviceContext(d2dDevice, d2.DeviceContextOptions.None);
var dwFactory = new dw.Factory();
// specify a pixel format that is supported by both D2D and WIC
var d2PixelFormat = new d2.PixelFormat(dxgi.Format.R8G8B8A8_UNorm, d2.AlphaMode.Premultiplied);
// if in D2D was specified an R-G-B-A format - use the same for wic
var wicPixelFormat = wic.PixelFormat.Format32bppPRGBA;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// IMAGE LOADING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
var decoder = new wic.PngBitmapDecoder(imagingFactory); // we will load a PNG image
var inputStream = new wic.WICStream(imagingFactory, inputPath, NativeFileAccess.Read); // open the image file for reading
decoder.Initialize(inputStream, wic.DecodeOptions.CacheOnLoad);
// decode the loaded image to a format that can be consumed by D2D
var formatConverter = new wic.FormatConverter(imagingFactory);
formatConverter.Initialize(decoder.GetFrame(0), wicPixelFormat);
// load the base image into a D2D Bitmap
//var inputBitmap = d2.Bitmap1.FromWicBitmap(d2dContext, formatConverter, new d2.BitmapProperties1(d2PixelFormat));
// store the image size - output will be of the same size
var inputImageSize = formatConverter.Size;
var pixelWidth = inputImageSize.Width;
var pixelHeight = inputImageSize.Height;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// EFFECT SETUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Effect 1 : BitmapSource - take decoded image data and get a BitmapSource from it
var bitmapSourceEffect = new d2.Effects.BitmapSource(d2dContext);
bitmapSourceEffect.WicBitmapSource = formatConverter;
// Effect 2 : GaussianBlur - give the bitmapsource a gaussian blurred effect
var gaussianBlurEffect = new d2.Effects.GaussianBlur(d2dContext);
gaussianBlurEffect.SetInput(0, bitmapSourceEffect.Output, true);
gaussianBlurEffect.StandardDeviation = 5f;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// OVERLAY TEXT SETUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
var textFormat = new dw.TextFormat(dwFactory, "Arial", 15f); // create the text format of specified font configuration
// draw a long text to show the automatic line wrapping
var textToDraw = "Some long text to show the drawing of preformatted "
+ "glyphs using DirectWrite on the Direct2D surface."
+ " Notice the automatic wrapping of line if it exceeds desired width.";
// create the text layout - this improves the drawing performance for static text
// as the glyph positions are precalculated
var textLayout = new dw.TextLayout(dwFactory, textToDraw, textFormat, 300f, 1000f);
var textBrush = new d2.SolidColorBrush(d2dContext, Color.LightGreen);
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// RENDER TARGET SETUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// create the d2d bitmap description using default flags (from SharpDX samples) and 96 DPI
var d2dBitmapProps = new d2.BitmapProperties1(d2PixelFormat, 96, 96, d2.BitmapOptions.Target | d2.BitmapOptions.CannotDraw);
// the render target
var d2dRenderTarget = new d2.Bitmap1(d2dContext, new Size2(pixelWidth, pixelHeight), d2dBitmapProps);
d2dContext.Target = d2dRenderTarget; // associate bitmap with the d2d context
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// DRAWING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// slow preparations - fast drawing:
d2dContext.BeginDraw();
d2dContext.DrawImage(gaussianBlurEffect);
d2dContext.DrawTextLayout(new Vector2(5f, 5f), textLayout, textBrush);
d2dContext.EndDraw();
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// IMAGE SAVING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// delete the output file if it already exists
if (System.IO.File.Exists(outputPath))
{
System.IO.File.Delete(outputPath);
}
// use the appropiate overload to write either to stream or to a file
var stream = new wic.WICStream(imagingFactory, outputPath, NativeFileAccess.Write);
// select the image encoding format HERE
var encoder = new wic.PngBitmapEncoder(imagingFactory);
encoder.Initialize(stream);
var bitmapFrameEncode = new wic.BitmapFrameEncode(encoder);
bitmapFrameEncode.Initialize();
bitmapFrameEncode.SetSize(pixelWidth, pixelHeight);
bitmapFrameEncode.SetPixelFormat(ref wicPixelFormat);
// this is the trick to write D2D1 bitmap to WIC
var imageEncoder = new wic.ImageEncoder(imagingFactory, d2dDevice);
imageEncoder.WriteFrame(d2dRenderTarget, bitmapFrameEncode, new wic.ImageParameters(d2PixelFormat, 96, 96, 0, 0, pixelWidth, pixelHeight));
bitmapFrameEncode.Commit();
encoder.Commit();
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// CLEANUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// dispose everything and free used resources
bitmapFrameEncode.Dispose();
encoder.Dispose();
stream.Dispose();
textBrush.Dispose();
textLayout.Dispose();
textFormat.Dispose();
formatConverter.Dispose();
gaussianBlurEffect.Dispose();
bitmapSourceEffect.Dispose();
d2dRenderTarget.Dispose();
inputStream.Dispose();
decoder.Dispose();
d2dContext.Dispose();
dwFactory.Dispose();
imagingFactory.Dispose();
d2dDevice.Dispose();
dxgiDevice.Dispose();
d3dDevice.Dispose();
defaultDevice.Dispose();
// show the result
System.Diagnostics.Process.Start(outputPath);
}
public bool GetThumbnail(Stream stream, int width, int height, bool cachedOnly, out byte[] imageData, out ImageType imageType)
{
imageData = null;
imageType = ImageType.Unknown;
// No support for cache
if (cachedOnly)
return false;
try
{
if (stream.CanSeek)
stream.Seek(0, SeekOrigin.Begin);
// open the image file for reading
using (var factory = new ImagingFactory2())
using (var inputStream = new WICStream(factory, stream))
using (var decoder = new BitmapDecoder(factory, inputStream, DecodeOptions.CacheOnLoad))
using (var scaler = new BitmapScaler(factory))
using (var output = new MemoryStream())
using (var encoder = new BitmapEncoder(factory, ContainerFormatGuids.Jpeg))
{
// decode the loaded image to a format that can be consumed by D2D
BitmapSource source = decoder.GetFrame(0);
// Scale down larger images
int sourceWidth = source.Size.Width;
int sourceHeight = source.Size.Height;
if (width > 0 && height > 0 && (sourceWidth > width || sourceHeight > height))
{
if (sourceWidth <= height)
width = sourceWidth;
int newHeight = sourceHeight * height / sourceWidth;
if (newHeight > height)
{
// Resize with height instead
width = sourceWidth * height / sourceHeight;
newHeight = height;
}
scaler.Initialize(source, width, newHeight, BitmapInterpolationMode.Fant);
source = scaler;
}
encoder.Initialize(output);
using (var bitmapFrameEncode = new BitmapFrameEncode(encoder))
{
// Create image encoder
var wicPixelFormat = PixelFormat.FormatDontCare;
bitmapFrameEncode.Initialize();
bitmapFrameEncode.SetSize(source.Size.Width, source.Size.Height);
bitmapFrameEncode.SetPixelFormat(ref wicPixelFormat);
bitmapFrameEncode.WriteSource(source);
bitmapFrameEncode.Commit();
encoder.Commit();
}
imageData = output.ToArray();
imageType = ImageType.Jpeg;
return true;
}
}
catch (Exception e)
{
// ServiceRegistration.Get<ILogger>().Warn("WICThumbnailProvider: Error loading bitmapSource from file data stream", e);
return false;
}
}
public MeshDeviceResources(Device device, SharpDX.WIC.ImagingFactory2 imagingFactory, Mesh mesh)
{
this.mesh = mesh;
// create single vertex buffer
var stream = new DataStream(mesh.vertices.Count * Mesh.VertexPositionNormalTexture.sizeInBytes, true, true);
stream.WriteRange(mesh.vertices.ToArray());
stream.Position = 0;
var vertexBufferDesc = new BufferDescription()
{
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
Usage = ResourceUsage.Default,
SizeInBytes = mesh.vertices.Count * Mesh.VertexPositionNormalTexture.sizeInBytes,
};
vertexBuffer = new SharpDX.Direct3D11.Buffer(device, stream, vertexBufferDesc);
stream.Dispose();
vertexBufferBinding = new VertexBufferBinding(vertexBuffer, Mesh.VertexPositionNormalTexture.sizeInBytes, 0);
foreach (var subset in mesh.subsets)
{
if (subset.material.textureFilename != null)
{
var decoder = new SharpDX.WIC.BitmapDecoder(imagingFactory, subset.material.textureFilename, SharpDX.WIC.DecodeOptions.CacheOnLoad);
var bitmapFrameDecode = decoder.GetFrame(0);
var stagingTextureDesc = new Texture2DDescription()
{
Width = bitmapFrameDecode.Size.Width,
Height = bitmapFrameDecode.Size.Height,
MipLevels = 1,
ArraySize = 1,
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
SampleDescription = new SharpDX.DXGI.SampleDescription(1, 0),
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.Write
};
var stagingTexture = new Texture2D(device, stagingTextureDesc);
var textureDesc = new Texture2DDescription()
{
Width = bitmapFrameDecode.Size.Width,
Height = bitmapFrameDecode.Size.Height,
MipLevels = 0,
ArraySize = 1,
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
SampleDescription = new SharpDX.DXGI.SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.ShaderResource | BindFlags.RenderTarget,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.GenerateMipMaps
};
var texture = new Texture2D(device, textureDesc);
// convert to 32 bpp
var formatConverter = new FormatConverter(imagingFactory);
formatConverter.Initialize(bitmapFrameDecode, SharpDX.WIC.PixelFormat.Format32bppBGR);
var dataBox = device.ImmediateContext.MapSubresource(stagingTexture, 0, MapMode.WriteDiscard, SharpDX.Direct3D11.MapFlags.None);
formatConverter.CopyPixels(dataBox.RowPitch, dataBox.DataPointer, dataBox.RowPitch * bitmapFrameDecode.Size.Height);
device.ImmediateContext.UnmapSubresource(stagingTexture, 0);
var resourceRegion = new ResourceRegion()
{
Left = 0,
Top = 0,
Right = bitmapFrameDecode.Size.Width,
Bottom = bitmapFrameDecode.Size.Height,
Front = 0,
Back = 1,
};
device.ImmediateContext.CopySubresourceRegion(stagingTexture, 0, resourceRegion, texture, 0);
var textureRV = new ShaderResourceView(device, texture);
device.ImmediateContext.GenerateMips(textureRV);
decoder.Dispose();
formatConverter.Dispose();
bitmapFrameDecode.Dispose();
textureRVs[subset] = textureRV;
}
}
}
/// <summary>
/// 将 Direct2D 位图保存到文件中。
/// </summary>
/// <param name="image">要保存的位图。</param>
/// <param name="fileName">要保存的文件名。</param>
public void SaveBitmapToFile(Bitmap image, string fileName)
{
using (ImagingFactory2 factory = new ImagingFactory2())
{
using (WICStream stream = new WICStream(factory, fileName, NativeFileAccess.Write))
{
using (BitmapEncoder encoder = new PngBitmapEncoder(factory))
{
encoder.Initialize(stream);
using (BitmapFrameEncode bitmapFrameEncode = new BitmapFrameEncode(encoder))
{
bitmapFrameEncode.Initialize();
int width = image.PixelSize.Width;
int height = image.PixelSize.Height;
bitmapFrameEncode.SetSize(width, height);
Guid wicPixelFormat = WICPixelFormat;
bitmapFrameEncode.SetPixelFormat(ref wicPixelFormat);
using (ImageEncoder imageEncoder = new ImageEncoder(factory, this.d2DDevice))
{
imageEncoder.WriteFrame(image, bitmapFrameEncode,
new ImageParameters(D2PixelFormat, 96, 96, 0, 0, width, height));
bitmapFrameEncode.Commit();
encoder.Commit();
}
}
}
}
}
}
static void Main()
{
// input and output files are supposed to be in the program folder
var inputPath = "Input.png";
var outputPath = "Output.png";
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// INITIALIZATION ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// initialize the D3D device which will allow to render to image any graphics - 3D or 2D
var defaultDevice = new SharpDX.Direct3D11.Device(SharpDX.Direct3D.DriverType.Hardware,
d3d.DeviceCreationFlags.VideoSupport
| d3d.DeviceCreationFlags.BgraSupport
| d3d.DeviceCreationFlags.Debug); // take out the Debug flag for better performance
var d3dDevice = defaultDevice.QueryInterface<d3d.Device1>(); // get a reference to the Direct3D 11.1 device
var dxgiDevice = d3dDevice.QueryInterface<dxgi.Device>(); // get a reference to DXGI device
var d2dDevice = new d2.Device(dxgiDevice); // initialize the D2D device
var imagingFactory = new wic.ImagingFactory2(); // initialize the WIC factory
// initialize the DeviceContext - it will be the D2D render target and will allow all rendering operations
var d2dContext = new d2.DeviceContext(d2dDevice, d2.DeviceContextOptions.None);
var dwFactory = new dw.Factory();
// specify a pixel format that is supported by both D2D and WIC
var d2PixelFormat = new d2.PixelFormat(dxgi.Format.R8G8B8A8_UNorm, d2.AlphaMode.Premultiplied);
// if in D2D was specified an R-G-B-A format - use the same for wic
var wicPixelFormat = wic.PixelFormat.Format32bppPRGBA;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// IMAGE LOADING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
var decoder = new wic.PngBitmapDecoder(imagingFactory); // we will load a PNG image
var inputStream = new wic.WICStream(imagingFactory, inputPath, NativeFileAccess.Read); // open the image file for reading
decoder.Initialize(inputStream, wic.DecodeOptions.CacheOnLoad);
// decode the loaded image to a format that can be consumed by D2D
var formatConverter = new wic.FormatConverter(imagingFactory);
formatConverter.Initialize(decoder.GetFrame(0), wicPixelFormat);
// load the base image into a D2D Bitmap
//var inputBitmap = d2.Bitmap1.FromWicBitmap(d2dContext, formatConverter, new d2.BitmapProperties1(d2PixelFormat));
// store the image size - output will be of the same size
var inputImageSize = formatConverter.Size;
var pixelWidth = inputImageSize.Width;
var pixelHeight = inputImageSize.Height;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// EFFECT SETUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Effect 1 : BitmapSource - take decoded image data and get a BitmapSource from it
var bitmapSourceEffect = new d2.Effects.BitmapSource(d2dContext);
bitmapSourceEffect.WicBitmapSource = formatConverter;
// Effect 2 : GaussianBlur - give the bitmapsource a gaussian blurred effect
var gaussianBlurEffect = new d2.Effects.GaussianBlur(d2dContext);
gaussianBlurEffect.SetInput(0, bitmapSourceEffect.Output, true);
gaussianBlurEffect.StandardDeviation = 5f;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// OVERLAY TEXT SETUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
var textFormat = new dw.TextFormat(dwFactory, "Arial", 15f); // create the text format of specified font configuration
// draw a long text to show the automatic line wrapping
var textToDraw = "Some long text to show the drawing of preformatted "
+ "glyphs using DirectWrite on the Direct2D surface."
+ " Notice the automatic wrapping of line if it exceeds desired width.";
// create the text layout - this improves the drawing performance for static text
// as the glyph positions are precalculated
var textLayout = new dw.TextLayout(dwFactory, textToDraw, textFormat, 300f, 1000f);
var textBrush = new d2.SolidColorBrush(d2dContext, Color.LightGreen);
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// RENDER TARGET SETUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// create the d2d bitmap description using default flags (from SharpDX samples) and 96 DPI
var d2dBitmapProps = new d2.BitmapProperties1(d2PixelFormat, 96, 96, d2.BitmapOptions.Target | d2.BitmapOptions.CannotDraw);
// the render target
var d2dRenderTarget = new d2.Bitmap1(d2dContext, new Size2(pixelWidth, pixelHeight), d2dBitmapProps);
d2dContext.Target = d2dRenderTarget; // associate bitmap with the d2d context
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// DRAWING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// slow preparations - fast drawing:
d2dContext.BeginDraw();
d2dContext.DrawImage(gaussianBlurEffect);
d2dContext.DrawTextLayout(new Vector2(5f, 5f), textLayout, textBrush);
d2dContext.EndDraw();
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// IMAGE SAVING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// delete the output file if it already exists
if (System.IO.File.Exists(outputPath)) System.IO.File.Delete(outputPath);
// use the appropiate overload to write either to stream or to a file
var stream = new wic.WICStream(imagingFactory, outputPath, NativeFileAccess.Write);
// select the image encoding format HERE
var encoder = new wic.PngBitmapEncoder(imagingFactory);
encoder.Initialize(stream);
var bitmapFrameEncode = new wic.BitmapFrameEncode(encoder);
bitmapFrameEncode.Initialize();
bitmapFrameEncode.SetSize(pixelWidth, pixelHeight);
bitmapFrameEncode.SetPixelFormat(ref wicPixelFormat);
// this is the trick to write D2D1 bitmap to WIC
var imageEncoder = new wic.ImageEncoder(imagingFactory, d2dDevice);
imageEncoder.WriteFrame(d2dRenderTarget, bitmapFrameEncode, new wic.ImageParameters(d2PixelFormat, 96, 96, 0, 0, pixelWidth, pixelHeight));
bitmapFrameEncode.Commit();
encoder.Commit();
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// CLEANUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// dispose everything and free used resources
bitmapFrameEncode.Dispose();
encoder.Dispose();
stream.Dispose();
textBrush.Dispose();
textLayout.Dispose();
textFormat.Dispose();
formatConverter.Dispose();
gaussianBlurEffect.Dispose();
bitmapSourceEffect.Dispose();
d2dRenderTarget.Dispose();
inputStream.Dispose();
decoder.Dispose();
d2dContext.Dispose();
dwFactory.Dispose();
imagingFactory.Dispose();
d2dDevice.Dispose();
dxgiDevice.Dispose();
d3dDevice.Dispose();
defaultDevice.Dispose();
// show the result
System.Diagnostics.Process.Start(outputPath);
}
public static byte[] CreatePngImage(int width, int height, string text,
float fontSize = 30.0f,
string font = "Times New Roman",
int lineCount = 5,
bool rotation = false,
float turbulenceAmount = 60.0f)
{
using (var wic = new WIC.ImagingFactory2())
using (var d2d = new D2D.Factory())
using (var wicBitmap = new WIC.Bitmap(wic, width, height, WIC.PixelFormat.Format32bppPBGRA, WIC.BitmapCreateCacheOption.CacheOnDemand))
using (var target = new D2D.WicRenderTarget(d2d, wicBitmap, new D2D.RenderTargetProperties()))
using (var dwriteFactory = new DWrite.Factory())
using (var brush = new D2D.SolidColorBrush(target, Color.Yellow))
using (var encoder = new WIC.PngBitmapEncoder(wic))
using (var ms = new MemoryStream())
using (var dc = target.QueryInterface <D2D.DeviceContext>())
using (var bmpLayer = new D2D.Bitmap1(dc, target.PixelSize,
new D2D.BitmapProperties1(new D2D.PixelFormat(SharpDX.DXGI.Format.B8G8R8A8_UNorm, D2D.AlphaMode.Premultiplied),
d2d.DesktopDpi.Width, d2d.DesktopDpi.Height,
D2D.BitmapOptions.Target)))
{
var r = new Random();
encoder.Initialize(ms);
D2D.Image oldTarget = dc.Target;
{
dc.Target = bmpLayer;
dc.BeginDraw();
var textFormat = new DWrite.TextFormat(dwriteFactory, font, fontSize);
for (int charIndex = 0; charIndex < text.Length; ++charIndex)
{
using (var layout = new DWrite.TextLayout(dwriteFactory, text[charIndex].ToString(), textFormat, float.MaxValue, float.MaxValue))
{
var layoutSize = new Vector2(layout.Metrics.Width, layout.Metrics.Height);
using (var b2 = new D2D.LinearGradientBrush(dc, new D2D.LinearGradientBrushProperties
{
StartPoint = Vector2.Zero,
EndPoint = layoutSize,
}, new D2D.GradientStopCollection(dc, new[]
{
new D2D.GradientStop {
Position = 0.0f, Color = ColorFromHsl(r.NextFloat(0, 1), 1.0f, 0.8f)
},
new D2D.GradientStop {
Position = 1.0f, Color = ColorFromHsl(r.NextFloat(0, 1), 1.0f, 0.8f)
},
})))
{
var position = new Vector2(charIndex * width / text.Length, r.NextFloat(0, height - layout.Metrics.Height));
dc.Transform =
Matrix3x2.Translation(-layoutSize / 2) *
Matrix3x2.Skew(r.NextFloat(0, 0.5f), r.NextFloat(0, 0.5f)) *
(rotation ? Matrix3x2.Rotation(r.NextFloat(0, (float)(Math.PI * 2))) : Matrix3x2.Identity) *
Matrix3x2.Translation(position + layoutSize / 2);
dc.DrawTextLayout(Vector2.Zero, layout, b2);
}
}
}
for (var i = 0; i < lineCount; ++i)
{
target.Transform = Matrix3x2.Identity;
brush.Color = ColorFromHsl(r.NextFloat(0, 1), 1.0f, 0.3f);
target.DrawLine(
r.NextVector2(Vector2.Zero, new Vector2(width, height)),
r.NextVector2(Vector2.Zero, new Vector2(width, height)),
brush, 3.0f);
}
target.EndDraw();
}
Color background = ColorFromHsl(r.NextFloat(0, 1), 1.0f, 0.3f);
{
dc.Target = null;
using (var displacement = new D2D.Effects.DisplacementMap(dc))
{
displacement.SetInput(0, bmpLayer, true);
displacement.Scale = turbulenceAmount;
var turbulence = new D2D.Effects.Turbulence(dc);
displacement.SetInputEffect(1, turbulence);
dc.Target = oldTarget;
dc.BeginDraw();
dc.Clear(background);
dc.DrawImage(displacement);
dc.EndDraw();
using (var frame = new WIC.BitmapFrameEncode(encoder))
{
frame.Initialize();
frame.SetSize(wicBitmap.Size.Width, wicBitmap.Size.Height);
var pixelFormat = wicBitmap.PixelFormat;
frame.SetPixelFormat(ref pixelFormat);
frame.WriteSource(wicBitmap);
frame.Commit();
}
}
}
encoder.Commit();
return(ms.ToArray());
}
}
public async Task<System.IO.MemoryStream> RenderLabelToStream(
float imageWidth,
float imageHeight,
Color4 foregroundColor,
Vector2 origin,
TextLayout textLayout,
float dpi = DEFAULT_DPI,
SharpDX.DXGI.Format format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
SharpDX.Direct2D1.AlphaMode alpha = AlphaMode.Premultiplied)
{
// Get stream
var pngStream = new MemoryStream();
using (var renderTarget = RenderLabel(
imageWidth,
imageHeight,
foregroundColor,
origin,
textLayout,
dpi,
format,
alpha))
{
pngStream.Position = 0;
// Create a WIC outputstream
using (var wicStream = new WICStream(FactoryImaging, pngStream))
{
var size = renderTarget.PixelSize;
// Initialize a Png encoder with this stream
using (var wicBitmapEncoder = new PngBitmapEncoder(FactoryImaging, wicStream))
{
// Create a Frame encoder
using (var wicFrameEncoder = new BitmapFrameEncode(wicBitmapEncoder))
{
wicFrameEncoder.Initialize();
// Create image encoder
ImageEncoder wicImageEncoder;
ImagingFactory2 factory2 = new ImagingFactory2();
wicImageEncoder = new ImageEncoder(factory2, D2DDevice);
var imgParams = new ImageParameters();
imgParams.PixelFormat =
new SharpDX.Direct2D1.PixelFormat(SharpDX.DXGI.Format.B8G8R8A8_UNorm,
AlphaMode.Premultiplied);
imgParams.PixelHeight = (int)size.Height;
imgParams.PixelWidth = (int)size.Width;
wicImageEncoder.WriteFrame(renderTarget, wicFrameEncoder, imgParams);
//// Commit changes
wicFrameEncoder.Commit();
wicBitmapEncoder.Commit();
byte[] buffer = new byte[pngStream.Length];
pngStream.Position = 0;
await pngStream.ReadAsync(buffer, 0, (int)pngStream.Length);
}
}
}
}
return pngStream;
}
public static MemoryStream Resize(System.IO.Stream source, int maxwidth, int maxheight, Action beforeDrawImage, Action afterDrawImage)
{
// initialize the D3D device which will allow to render to image any graphics - 3D or 2D
var defaultDevice = new SharpDX.Direct3D11.Device(SharpDX.Direct3D.DriverType.Warp,
d3d.DeviceCreationFlags.BgraSupport | d3d.DeviceCreationFlags.SingleThreaded | d3d.DeviceCreationFlags.PreventThreadingOptimizations);
var d3dDevice = defaultDevice.QueryInterface<d3d.Device1>(); // get a reference to the Direct3D 11.1 device
var dxgiDevice = d3dDevice.QueryInterface<dxgi.Device>(); // get a reference to DXGI device
var d2dDevice = new d2.Device(dxgiDevice); // initialize the D2D device
var imagingFactory = new wic.ImagingFactory2(); // initialize the WIC factory
// initialize the DeviceContext - it will be the D2D render target and will allow all rendering operations
var d2dContext = new d2.DeviceContext(d2dDevice, d2.DeviceContextOptions.None);
var dwFactory = new dw.Factory();
// specify a pixel format that is supported by both D2D and WIC
var d2PixelFormat = new d2.PixelFormat(dxgi.Format.R8G8B8A8_UNorm, d2.AlphaMode.Premultiplied);
// if in D2D was specified an R-G-B-A format - use the same for wic
var wicPixelFormat = wic.PixelFormat.Format32bppPRGBA;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// IMAGE LOADING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
var decoder = new wic.BitmapDecoder(imagingFactory,source, wic.DecodeOptions.CacheOnLoad);
// decode the loaded image to a format that can be consumed by D2D
var formatConverter = new wic.FormatConverter(imagingFactory);
formatConverter.Initialize(decoder.GetFrame(0), wicPixelFormat);
// store the image size - output will be of the same size
var inputImageSize = formatConverter.Size;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// RENDER TARGET SETUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// create the d2d bitmap description using default flags (from SharpDX samples) and 96 DPI
var d2dBitmapProps = new d2.BitmapProperties1(d2PixelFormat, 96, 96, d2.BitmapOptions.Target | d2.BitmapOptions.CannotDraw);
//Calculate size
var resultSize = MathUtil.ScaleWithin(inputImageSize.Width,inputImageSize.Height,maxwidth,maxheight);
var newWidth = resultSize.Item1;
var newHeight = resultSize.Item2;
// the render target
var d2dRenderTarget = new d2.Bitmap1(d2dContext, new Size2(newWidth, newHeight), d2dBitmapProps);
d2dContext.Target = d2dRenderTarget; // associate bitmap with the d2d context
var bitmapSourceEffect = new d2.Effects.BitmapSourceEffect(d2dContext);
bitmapSourceEffect.WicBitmapSource = formatConverter;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// DRAWING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
beforeDrawImage();
// slow preparations - fast drawing:
d2dContext.BeginDraw();
d2dContext.Transform = Matrix3x2.Scaling(new Vector2((float)(newWidth / (float)inputImageSize.Width), (float)(newHeight / (float)inputImageSize.Height)));
d2dContext.DrawImage(bitmapSourceEffect, d2.InterpolationMode.HighQualityCubic);
d2dContext.EndDraw();
afterDrawImage();
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// IMAGE SAVING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
var ms = new MemoryStream();
// use the appropiate overload to write either to stream or to a file
var stream = new wic.WICStream(imagingFactory,ms);
// select the image encoding format HERE
var encoder = new wic.JpegBitmapEncoder(imagingFactory);
encoder.Initialize(stream);
var bitmapFrameEncode = new wic.BitmapFrameEncode(encoder);
bitmapFrameEncode.Initialize();
bitmapFrameEncode.SetSize(newWidth, newHeight);
bitmapFrameEncode.SetPixelFormat(ref wicPixelFormat);
// this is the trick to write D2D1 bitmap to WIC
var imageEncoder = new wic.ImageEncoder(imagingFactory, d2dDevice);
imageEncoder.WriteFrame(d2dRenderTarget, bitmapFrameEncode, new wic.ImageParameters(d2PixelFormat, 96, 96, 0, 0, newWidth, newHeight));
bitmapFrameEncode.Commit();
encoder.Commit();
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// CLEANUP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// dispose everything and free used resources
bitmapFrameEncode.Dispose();
encoder.Dispose();
stream.Dispose();
formatConverter.Dispose();
bitmapSourceEffect.Dispose();
d2dRenderTarget.Dispose();
decoder.Dispose();
d2dContext.Dispose();
dwFactory.Dispose();
imagingFactory.Dispose();
d2dDevice.Dispose();
dxgiDevice.Dispose();
d3dDevice.Dispose();
defaultDevice.Dispose();
return ms;
}
