private MemoryStream GetBitmapAsStream(WIC.Bitmap wicBitmap)
{
int width = wicBitmap.Size.Width;
int height = wicBitmap.Size.Height;
var ms = new MemoryStream();
using (var stream = new WIC.WICStream(
this.WicFactory,
ms))
{
using (var encoder = new WIC.PngBitmapEncoder(WicFactory))
{
encoder.Initialize(stream);
using (var frameEncoder = new WIC.BitmapFrameEncode(encoder))
{
frameEncoder.Initialize();
frameEncoder.SetSize(width, height);
var format = WIC.PixelFormat.Format32bppBGRA;
frameEncoder.SetPixelFormat(ref format);
frameEncoder.WriteSource(wicBitmap);
frameEncoder.Commit();
}
encoder.Commit();
}
}
ms.Position = 0;
return(ms);
}
//-------------------------------------------------------------------------------------
// Encodes a single frame
//-------------------------------------------------------------------------------------
private static void EncodeImage(PixelBuffer image, WICFlags flags, WIC.BitmapFrameEncode frame)
{
Guid pfGuid;
if (!ToWIC(image.Format, out pfGuid))
{
throw new NotSupportedException("Format not supported");
}
frame.Initialize();
frame.SetSize(image.Width, image.Height);
frame.SetResolution(72, 72);
Guid targetGuid = pfGuid;
frame.SetPixelFormat(ref targetGuid);
if (targetGuid != pfGuid)
{
using (var source = new WIC.Bitmap(Factory, image.Width, image.Height, pfGuid, new SDX.DataRectangle(image.DataPointer, image.RowStride), image.BufferStride))
{
using (var converter = new WIC.FormatConverter(Factory))
{
using (var palette = new WIC.Palette(Factory))
{
palette.Initialize(source, 256, true);
converter.Initialize(source, targetGuid, GetWICDither(flags), palette, 0, WIC.BitmapPaletteType.Custom);
int bpp = GetBitsPerPixel(targetGuid);
if (bpp == 0)
{
throw new NotSupportedException("Unable to determine the Bpp for the target format");
}
int rowPitch = (image.Width * bpp + 7) / 8;
int slicePitch = rowPitch * image.Height;
var temp = SDX.Utilities.AllocateMemory(slicePitch);
try
{
converter.CopyPixels(rowPitch, temp, slicePitch);
frame.Palette = palette;
frame.WritePixels(image.Height, temp, rowPitch, slicePitch);
}
finally
{
SDX.Utilities.FreeMemory(temp);
}
}
}
}
}
else
{
// No conversion required
frame.WritePixels(image.Height, image.DataPointer, image.RowStride, image.BufferStride);
}
frame.Commit();
}
private Stream DumpAndSaveImage()
{
var stream = new MemoryStream();
var textureSDRCpuCopy = new D3D11.Texture2D(d3dDevice, new D3D11.Texture2DDescription
{
Width = description.CanvasRect.Width,
Height = description.CanvasRect.Height,
MipLevels = 1,
ArraySize = 1,
Format = DXGI.Format.B8G8R8A8_UNorm_SRgb,
Usage = D3D11.ResourceUsage.Staging,
SampleDescription = new DXGI.SampleDescription(1, 0),
BindFlags = D3D11.BindFlags.None,
CpuAccessFlags = D3D11.CpuAccessFlags.Read,
OptionFlags = D3D11.ResourceOptionFlags.None,
});
DataStream rawSdrImageDataStream;
d3dContext.CopyResource(textureSDRImage, textureSDRCpuCopy);
var dataBox = d3dContext.MapSubresource(textureSDRCpuCopy, 0, 0, D3D11.MapMode.Read, D3D11.MapFlags.None, out rawSdrImageDataStream);
var dataRectangle = new DataRectangle
{
DataPointer = rawSdrImageDataStream.DataPointer,
Pitch = dataBox.RowPitch,
};
using (var bitmap = new WIC.Bitmap(wicFactory, description.CanvasRect.Width, description.CanvasRect.Height, WIC.PixelFormat.Format32bppBGRA, dataRectangle))
using (var imageEncoder = new WIC.BmpBitmapEncoder(wicFactory, stream))
using (var encodeInstance = new WIC.BitmapFrameEncode(imageEncoder))
{
encodeInstance.Initialize();
encodeInstance.SetSize(bitmap.Size.Width, bitmap.Size.Height);
var pixelFormat = WIC.PixelFormat.Format24bppBGR;
encodeInstance.SetPixelFormat(ref pixelFormat);
encodeInstance.WriteSource(bitmap);
encodeInstance.Commit();
imageEncoder.Commit();
stream.Flush();
}
d3dContext.UnmapSubresource(textureSDRCpuCopy, 0);
rawSdrImageDataStream.Dispose();
textureSDRCpuCopy.Dispose();
return(stream);
}
public void Save(WIC.Bitmap wicBitmap, Stream stream)
{
using (var encoder = new WIC.BitmapEncoder(WicFactory, WIC.ContainerFormatGuids.Jpeg, stream))
using (var frame = new WIC.BitmapFrameEncode(encoder))
{
frame.Initialize();
var pfx = WIC.PixelFormat.Format128bppRGBAFloat; //Format64bppRGBA; //FormatDontCare;
frame.SetResolution(600, 600);
frame.SetPixelFormat(ref pfx);
frame.WriteSource(wicBitmap);
frame.Commit();
encoder.Commit();
}
}
public static void EncodeImage(this d2.Bitmap target, ImageFormat imageFormat, Stream outputStream)
{
var width = target.PixelSize.Width;
var height = target.PixelSize.Height;
var wicBitmap = new wic.Bitmap(DXGraphicsService.FactoryImaging, width, height,
wic.PixelFormat.Format32bppBGR, wic.BitmapCreateCacheOption.CacheOnLoad);
var renderTargetProperties = new d2.RenderTargetProperties(d2.RenderTargetType.Default,
new d2.PixelFormat(Format.Unknown,
d2.AlphaMode.Unknown), 0, 0,
d2.RenderTargetUsage.None,
d2.FeatureLevel.Level_DEFAULT);
var d2DRenderTarget = new d2.WicRenderTarget(target.Factory, wicBitmap, renderTargetProperties);
d2DRenderTarget.BeginDraw();
d2DRenderTarget.Clear(global::SharpDX.Color.Transparent);
d2DRenderTarget.DrawBitmap(target, 1, d2.BitmapInterpolationMode.Linear);
d2DRenderTarget.EndDraw();
var stream = new wic.WICStream(DXGraphicsService.FactoryImaging, outputStream);
// Initialize a Jpeg encoder with this stream
var encoder = new wic.BitmapEncoder(DXGraphicsService.FactoryImaging, GetImageFormat(imageFormat));
encoder.Initialize(stream);
// Create a Frame encoder
var bitmapFrameEncode = new wic.BitmapFrameEncode(encoder);
bitmapFrameEncode.Initialize();
bitmapFrameEncode.SetSize(width, height);
Guid pixelFormatGuid = wic.PixelFormat.FormatDontCare;
bitmapFrameEncode.SetPixelFormat(ref pixelFormatGuid);
bitmapFrameEncode.WriteSource(wicBitmap);
bitmapFrameEncode.Commit();
encoder.Commit();
bitmapFrameEncode.Dispose();
encoder.Dispose();
stream.Dispose();
d2DRenderTarget.Dispose();
wicBitmap.Dispose();
}
public void SaveAsPng(System.IO.Stream stream)
{
using (var encoder = new WIC.PngBitmapEncoder(factories.WICFactory, stream)) {
using (var bitmapFrameEncode = new WIC.BitmapFrameEncode(encoder)) {
bitmapFrameEncode.Initialize();
var size = bmp.Size;
bitmapFrameEncode.SetSize(size.Width, size.Height);
var pf = bmp.PixelFormat;
bitmapFrameEncode.SetPixelFormat(ref pf);
bitmapFrameEncode.WriteSource(bmp);
bitmapFrameEncode.Commit();
encoder.Commit();
}
}
}
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();
}
}
}
private void WriteToEncoder(wic.BitmapEncoder encoder, wic.WICStream wicStream)
{
encoder.Initialize(wicStream);
using (var bitmapFrameEncode = new wic.BitmapFrameEncode(encoder))
{
bitmapFrameEncode.Initialize();
bitmapFrameEncode.SetSize(Width, Height);
var format = wic.PixelFormat.FormatDontCare;
bitmapFrameEncode.SetPixelFormat(ref format);
// this is the trick to write D2D1 bitmap to WIC
var imageEncoder = new wic.ImageEncoder(DXGraphicsService.FactoryImaging, _device2D);
var parameters = new wic.ImageParameters(_pixelFormat, Dpi, Dpi, 0, 0, Width, Height);
imageEncoder.WriteFrame(_bitmap, bitmapFrameEncode, parameters);
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);
}
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);
}
public void SaveAsPng(System.IO.Stream stream)
{
using (var encoder = new WIC.PngBitmapEncoder (factories.WICFactory, stream)) {
using (var bitmapFrameEncode = new WIC.BitmapFrameEncode (encoder)) {
bitmapFrameEncode.Initialize ();
var size = bmp.Size;
bitmapFrameEncode.SetSize (size.Width, size.Height);
var pf = bmp.PixelFormat;
bitmapFrameEncode.SetPixelFormat (ref pf);
bitmapFrameEncode.WriteSource (bmp);
bitmapFrameEncode.Commit ();
encoder.Commit ();
}
}
}
public System.Drawing.Bitmap TextToBitmap(string text, out Size2F size, RawColor4 bgcolor, d2.TextAntialiasMode aamode, int maxWidth = 1000, int maxHeight = 1000)
{
var sz = GetTextSize(text, maxWidth, maxHeight);
int pixelWidth = (int)(sz.Width * 2);
int pixelHeight = (int)(sz.Height * 2);
var d2dRenderTarget = new Bitmap1(d2dContext, new Size2(pixelWidth, pixelHeight), d2dBitmapProps);
if (d2dContext.Target != null)
{
d2dContext.Target.Dispose();
}
d2dContext.Target = d2dRenderTarget; // associate bitmap with the d2d context
// Draw Text
TextLayout textLayout = new TextLayout(dwFactory, text, textFormat, pixelWidth, pixelHeight);
//d2dContext.TextRenderingParams = new RenderingParams(dwFactory, 1, 0, 0, PixelGeometry.Flat, renderingMode);
d2dContext.TextAntialiasMode = aamode;
d2dContext.BeginDraw();
d2dContext.Clear(bgcolor);
d2dContext.DrawTextLayout(new RawVector2(0, 0), textLayout, textBrush, DrawTextOptions.EnableColorFont);
d2dContext.EndDraw();
size = new Size2F(textLayout.Metrics.Width, textLayout.Metrics.Height);
textLayout.Dispose();
// Copy to MemoryStream
var stream = new MemoryStream();
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);
var imageParam = new wic.ImageParameters(d2PixelFormat, dpi, dpi, 0, 0, pixelWidth, pixelHeight);
imageEncoder.WriteFrame(d2dRenderTarget, bitmapFrameEncode, imageParam);
bitmapFrameEncode.Commit();
encoder.Commit();
imageEncoder.Dispose();
encoder.Dispose();
bitmapFrameEncode.Dispose();
d2dRenderTarget.Dispose();
// Convert To Bitmap
byte[] data = stream.ToArray();
stream.Seek(0, SeekOrigin.Begin);
var bmp = new System.Drawing.Bitmap(stream);
stream.Dispose();
return(bmp);
}
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);
}
private Result SaveWICTextureToFileFix(
DeviceContext context,
Texture2D source,
ref Guid guidContainerFormat,
string fileName)
{
if (fileName == null)
{
return(Result.InvalidArg);
}
Result res = CaptureTextureFix(context, source, out Texture2DDescription desc, out Texture2D staging);
if (res.Failure)
{
return(res);
}
Guid pfGuid;
//bool sRGB = false;
Guid targetGuid;
switch (desc.Format)
{
case DXGI.Format.R32G32B32A32_Float: pfGuid = WIC.PixelFormat.Format128bppRGBAFloat; break;
case DXGI.Format.R16G16B16A16_Float: pfGuid = WIC.PixelFormat.Format64bppRGBAHalf; break;
case DXGI.Format.R16G16B16A16_UNorm: pfGuid = WIC.PixelFormat.Format64bppRGBA; break;
case DXGI.Format.R10G10B10_Xr_Bias_A2_UNorm: pfGuid = WIC.PixelFormat.Format32bppRGBA1010102XR; break; // DXGI 1.1
case DXGI.Format.R10G10B10A2_UNorm: pfGuid = WIC.PixelFormat.Format32bppRGBA1010102; break;
case DXGI.Format.B5G5R5A1_UNorm: pfGuid = WIC.PixelFormat.Format16bppBGRA5551; break;
case DXGI.Format.B5G6R5_UNorm: pfGuid = WIC.PixelFormat.Format16bppBGR565; break;
case DXGI.Format.R32_Float: pfGuid = WIC.PixelFormat.Format32bppGrayFloat; break;
case DXGI.Format.R16_Float: pfGuid = WIC.PixelFormat.Format16bppGrayHalf; break;
case DXGI.Format.R16_UNorm: pfGuid = WIC.PixelFormat.Format16bppGray; break;
case DXGI.Format.R8_UNorm: pfGuid = WIC.PixelFormat.Format8bppGray; break;
case DXGI.Format.A8_UNorm: pfGuid = WIC.PixelFormat.Format8bppAlpha; break;
case DXGI.Format.R8G8B8A8_UNorm:
pfGuid = WIC.PixelFormat.Format32bppRGBA;
break;
case DXGI.Format.R8G8B8A8_UNorm_SRgb:
pfGuid = WIC.PixelFormat.Format32bppRGBA;
//sRGB = true;
break;
case DXGI.Format.B8G8R8A8_UNorm: // DXGI 1.1
pfGuid = WIC.PixelFormat.Format32bppBGRA;
break;
case DXGI.Format.B8G8R8A8_UNorm_SRgb: // DXGI 1.1
pfGuid = WIC.PixelFormat.Format32bppBGRA;
//sRGB = true;
break;
case DXGI.Format.B8G8R8X8_UNorm: // DXGI 1.1
pfGuid = WIC.PixelFormat.Format32bppBGR;
break;
case DXGI.Format.B8G8R8X8_UNorm_SRgb: // DXGI 1.1
pfGuid = WIC.PixelFormat.Format32bppBGR;
//sRGB = true;
break;
default:
return(Result.GetResultFromWin32Error(unchecked ((int)0x80070032)));
}
// Create file
FileStream fs = new FileStream(fileName, FileMode.Create);
WIC.BitmapEncoder encoder = new WIC.BitmapEncoder(DirectX.ImageFactory, guidContainerFormat);
encoder.Initialize(fs);
WIC.BitmapFrameEncode frameEncode = new WIC.BitmapFrameEncode(encoder);
frameEncode.Initialize();
frameEncode.SetSize(desc.Width, desc.Height);
frameEncode.SetResolution(72.0, 72.0);
switch (desc.Format)
{
case DXGI.Format.R32G32B32A32_Float:
case DXGI.Format.R16G16B16A16_Float:
targetGuid = WIC.PixelFormat.Format24bppBGR;
break;
case DXGI.Format.R16G16B16A16_UNorm: targetGuid = WIC.PixelFormat.Format48bppBGR; break;
case DXGI.Format.B5G5R5A1_UNorm: targetGuid = WIC.PixelFormat.Format16bppBGR555; break;
case DXGI.Format.B5G6R5_UNorm: targetGuid = WIC.PixelFormat.Format16bppBGR565; break;
case DXGI.Format.R32_Float:
case DXGI.Format.R16_Float:
case DXGI.Format.R16_UNorm:
case DXGI.Format.R8_UNorm:
case DXGI.Format.A8_UNorm:
targetGuid = WIC.PixelFormat.Format8bppGray;
break;
default:
targetGuid = WIC.PixelFormat.Format24bppBGR;
break;
}
frameEncode.SetPixelFormat(ref targetGuid);
#region Write
DataBox db = context.MapSubresource(staging, 0, MapMode.Read, MapFlags.None, out DataStream stream);
if (pfGuid != targetGuid)
{
WIC.FormatConverter formatCoverter = new WIC.FormatConverter(DirectX.ImageFactory);
if (formatCoverter.CanConvert(pfGuid, targetGuid))
{
WIC.Bitmap src = new WIC.Bitmap(DirectX.ImageFactory, desc.Width, desc.Height, pfGuid,
new DataRectangle(db.DataPointer, db.RowPitch));
formatCoverter.Initialize(src, targetGuid, SharpDX.WIC.BitmapDitherType.None, null, 0, SharpDX.WIC.BitmapPaletteType.Custom);
frameEncode.WriteSource(formatCoverter, new Rectangle(0, 0, desc.Width, desc.Height));
}
}
else
{
frameEncode.WritePixels(desc.Height, new DataRectangle(db.DataPointer, db.RowPitch));
}
context.UnmapSubresource(staging, 0);
frameEncode.Commit();
encoder.Commit();
#endregion
frameEncode.Dispose();
encoder.Dispose();
fs.Close();
return(Result.Ok);
}
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 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 = WIC.PixelFormat.Format32bppPRGBA;
// pixel format without transparency, but one that works with Cleartype antialiasing
//var pixelFormat = WicPixelFormat.Format32bppBGR;
var wicBitmap = new WIC.Bitmap(
this.WicFactory,
width,
height,
pixelFormat,
WIC.BitmapCreateCacheOption.CacheOnLoad);
var renderTargetProperties = new D2D.RenderTargetProperties(
D2D.RenderTargetType.Default,
new D2D.PixelFormat(Format.R8G8B8A8_UNorm, D2D.AlphaMode.Premultiplied),
//new D2DPixelFormat(Format.Unknown, AlphaMode.Unknown), // use this for non-alpha, cleartype antialiased text
0,
0,
D2D.RenderTargetUsage.None,
D2D.FeatureLevel.Level_DEFAULT);
var renderTarget = new D2D.WicRenderTarget(
this.D2DFactory,
wicBitmap,
renderTargetProperties)
{
//TextAntialiasMode = TextAntialiasMode.Cleartype // this only works with the pixel format with no alpha channel
TextAntialiasMode = D2D.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 WIC.WICStream(
this.WicFactory,
ms);
var encoder = new WIC.PngBitmapEncoder(WicFactory);
encoder.Initialize(stream);
var frameEncoder = new WIC.BitmapFrameEncode(encoder);
frameEncoder.Initialize();
frameEncoder.SetSize(width, height);
var format = WIC.PixelFormat.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);
}
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;
}
private MemoryStream GetBitmapAsStream(WIC.Bitmap wicBitmap)
{
int width = wicBitmap.Size.Width;
int height = wicBitmap.Size.Height;
var ms = new MemoryStream();
using (var stream = new WIC.WICStream(
this.WicFactory,
ms))
{
using (var encoder = new WIC.PngBitmapEncoder(WicFactory))
{
encoder.Initialize(stream);
using (var frameEncoder = new WIC.BitmapFrameEncode(encoder))
{
frameEncoder.Initialize();
frameEncoder.SetSize(width, height);
var format = WIC.PixelFormat.Format32bppBGRA;
frameEncoder.SetPixelFormat(ref format);
frameEncoder.WriteSource(wicBitmap);
frameEncoder.Commit();
}
encoder.Commit();
}
}
ms.Position = 0;
return ms;
}
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 = WIC.PixelFormat.Format32bppPRGBA;
// pixel format without transparency, but one that works with Cleartype antialiasing
//var pixelFormat = WicPixelFormat.Format32bppBGR;
var wicBitmap = new WIC.Bitmap(
this.WicFactory,
width,
height,
pixelFormat,
WIC.BitmapCreateCacheOption.CacheOnLoad);
var renderTargetProperties = new D2D.RenderTargetProperties(
D2D.RenderTargetType.Default,
new D2D.PixelFormat(Format.R8G8B8A8_UNorm, D2D.AlphaMode.Premultiplied),
//new D2DPixelFormat(Format.Unknown, AlphaMode.Unknown), // use this for non-alpha, cleartype antialiased text
0,
0,
D2D.RenderTargetUsage.None,
D2D.FeatureLevel.Level_DEFAULT);
var renderTarget = new D2D.WicRenderTarget(
this.D2DFactory,
wicBitmap,
renderTargetProperties)
{
//TextAntialiasMode = TextAntialiasMode.Cleartype // this only works with the pixel format with no alpha channel
TextAntialiasMode = D2D.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 WIC.WICStream(
this.WicFactory,
ms);
var encoder = new WIC.PngBitmapEncoder(WicFactory);
encoder.Initialize(stream);
var frameEncoder = new WIC.BitmapFrameEncode(encoder);
frameEncoder.Initialize();
frameEncoder.SetSize(width, height);
var format = WIC.PixelFormat.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;
}