public static D2D.Bitmap LoadBitmap(D2D.RenderTarget renderTarget, string imagePath)
{
FileInfo fi = new FileInfo(imagePath);
if (!fi.Exists)
{
var ext = fi.Extension;
string newExt = "";
if (ext == ".jpg")
{
newExt = ".png";
}
else if (ext == ".png")
{
newExt = ".jpg";
}
string newName = fi.FullName.Remove(fi.FullName.Length - 4, 4);
imagePath = newName + newExt;
}
D2D.Bitmap bmp;
if (Cached.ContainsKey(imagePath))
{
bmp = Cached[imagePath];
if (bmp.IsDisposed)
{
Cached.TryRemove(imagePath, out _);
}
else
{
return(bmp);
}
}
WIC.ImagingFactory imagingFactory = new WIC.ImagingFactory();
DXIO.NativeFileStream fileStream = new DXIO.NativeFileStream(imagePath,
DXIO.NativeFileMode.Open, DXIO.NativeFileAccess.Read);
WIC.BitmapDecoder bitmapDecoder =
new WIC.BitmapDecoder(imagingFactory, fileStream, WIC.DecodeOptions.CacheOnDemand);
WIC.BitmapFrameDecode frame = bitmapDecoder.GetFrame(0);
WIC.FormatConverter converter = new WIC.FormatConverter(imagingFactory);
converter.Initialize(frame, WIC.PixelFormat.Format32bppPRGBA);
var bitmapProperties =
new D2D.BitmapProperties(new D2D.PixelFormat(Format.R8G8B8A8_UNorm, D2D.AlphaMode.Premultiplied));
//Size2 size = new Size2(frame.Size.Width, frame.Size.Height);
bmp = D2D.Bitmap.FromWicBitmap(renderTarget, converter, bitmapProperties);
if (!Cached.ContainsKey(imagePath))
{
Cached.TryAdd(imagePath, bmp);
//LogUtil.LogInfo("Created cache.");
}
return(bmp);
}
public static byte[] LoadImage(string fileName, bool premultiplied, out int width, out int height)
{
WIC.ImagingFactory factory = new WIC.ImagingFactory();
SharpDX.IO.NativeFileStream stream = new SharpDX.IO.NativeFileStream(fileName, SharpDX.IO.NativeFileMode.Open, SharpDX.IO.NativeFileAccess.Read);
WIC.BitmapDecoder decoder = new WIC.BitmapDecoder(factory, stream, WIC.DecodeOptions.CacheOnDemand);
WIC.BitmapFrameDecode frame = decoder.GetFrame(0);
width = frame.Size.Width;
height = frame.Size.Height;
byte[] data = new byte[width * height * 4];
frame.CopyPixels(data, width * 4);
return(data);
}
public static D2D.Bitmap LoadBitmap(this D2D.RenderTarget renderTarget, string imagePath)
{
lock (LockObj)
{
Sw.Start();
D2D.Bitmap bmp;
if (Cached.ContainsKey(imagePath))
{
Cached[imagePath].Time = DateTime.Now;
bmp = Cached[imagePath].Bitmap;
Sw.Stop();
LogUtil.LogInfo($"Cache: {Sw.ElapsedMilliseconds}ms.");
}
else
{
WIC.ImagingFactory imagingFactory = new WIC.ImagingFactory();
DXIO.NativeFileStream fileStream = new DXIO.NativeFileStream(imagePath,
DXIO.NativeFileMode.Open, DXIO.NativeFileAccess.Read);
WIC.BitmapDecoder bitmapDecoder = new WIC.BitmapDecoder(imagingFactory, fileStream, WIC.DecodeOptions.CacheOnDemand);
WIC.BitmapFrameDecode frame = bitmapDecoder.GetFrame(0);
WIC.FormatConverter converter = new WIC.FormatConverter(imagingFactory);
converter.Initialize(frame, WIC.PixelFormat.Format32bppPRGBA);
var bitmapProperties =
new D2D.BitmapProperties(new D2D.PixelFormat(Format.R8G8B8A8_UNorm, D2D.AlphaMode.Premultiplied));
//Size2 size = new Size2(frame.Size.Width, frame.Size.Height);
bmp = D2D.Bitmap.FromWicBitmap(renderTarget, converter, bitmapProperties);
Sw.Stop();
LogUtil.LogInfo($"Load: {Sw.ElapsedMilliseconds}ms.");
}
if (!Cached.ContainsKey(imagePath) && Sw.ElapsedMilliseconds > 50)
{
Cached.TryAdd(imagePath, new CacheInfo(DateTime.Now, bmp));
LogUtil.LogInfo("Created cache.");
if (Cached.Count > 50)
{
Cached.TryRemove(Cached.OrderByDescending(c => c.Value.Time).First().Key, out _);
LogUtil.LogInfo("Removed unused cache.");
}
}
Sw.Reset();
return(bmp);
}
}
public static D2D.Bitmap LoadFromFile(D2D.RenderTarget renderTarget, string filePath)
{
WIC.ImagingFactory imagingFactory = new WIC.ImagingFactory();
DXIO.NativeFileStream fileStream = new DXIO.NativeFileStream(filePath,
DXIO.NativeFileMode.Open, DXIO.NativeFileAccess.Read);
WIC.BitmapDecoder bitmapDecoder = new WIC.BitmapDecoder(imagingFactory, fileStream, WIC.DecodeOptions.CacheOnDemand);
WIC.BitmapFrameDecode frame = bitmapDecoder.GetFrame(0);
WIC.FormatConverter converter = new WIC.FormatConverter(imagingFactory);
converter.Initialize(frame, WIC.PixelFormat.Format32bppPRGBA);
return(D2D.Bitmap.FromWicBitmap(RenderForm.RenderTarget, converter));
}
private static Direct2D1.Bitmap1 CreateD2dBitmap(
WIC.ImagingFactory imagingFactory,
string filename,
Direct2D1.DeviceContext renderTarget)
{
var decoder = new WIC.BitmapDecoder(imagingFactory, filename, WIC.DecodeOptions.CacheOnLoad);
WIC.BitmapFrameDecode frame = decoder.GetFrame(0);
var image = new WIC.FormatConverter(imagingFactory);
image.Initialize(frame, WIC.PixelFormat.Format32bppPBGRA);
return(Direct2D1.Bitmap1.FromWicBitmap(renderTarget, image));
}
private WIC.BitmapTransformOptions GetExifRotation(WIC.BitmapFrameDecode frame)
{
try
{
using (var mdr = frame.MetadataQueryReader)
{
if (mdr == null || !mdr.TryGetMetadataByName("/app1/{ushort=0}/{ushort=274}", out var vv).Success)
{
return(0);
}
switch ((ushort)vv)
{
case 0: return(WIC.BitmapTransformOptions.Rotate0);
case 1: return(WIC.BitmapTransformOptions.Rotate0);
case 2: return(WIC.BitmapTransformOptions.Rotate0 | WIC.BitmapTransformOptions.FlipHorizontal);
case 3: return(WIC.BitmapTransformOptions.Rotate180);
case 4: return(WIC.BitmapTransformOptions.Rotate180 | WIC.BitmapTransformOptions.FlipVertical);
case 5: return(WIC.BitmapTransformOptions.Rotate270 | WIC.BitmapTransformOptions.FlipHorizontal);
case 6: return(WIC.BitmapTransformOptions.Rotate90);
case 7: return(WIC.BitmapTransformOptions.Rotate90 | WIC.BitmapTransformOptions.FlipHorizontal);
case 8: return(WIC.BitmapTransformOptions.Rotate270);
default: return(0);
}
}
}
catch
{
return(0);
}
}
public static d2.Bitmap LoadBitmap(this d2.RenderTarget renderTarget, Stream stream)
{
var bitmapDecoder = new wic.BitmapDecoder(DXGraphicsService.FactoryImaging, stream,
wic.DecodeOptions.CacheOnDemand);
wic.BitmapFrameDecode bitmapFrameDecode = bitmapDecoder.GetFrame(0);
var bitmapSource = new wic.BitmapSource(bitmapFrameDecode.NativePointer);
var formatConverter = new wic.FormatConverter(DXGraphicsService.FactoryImaging);
formatConverter.Initialize(bitmapSource, wic.PixelFormat.Format32bppPBGRA);
d2.Bitmap bitmap = d2.Bitmap.FromWicBitmap(renderTarget, formatConverter);
formatConverter.Dispose();
/* todo: check to see if I need to register to dispose of this later... Can't comment this out because server side rendering will crash */
//bitmapSource.Dispose();
bitmapFrameDecode.Dispose();
bitmapDecoder.Dispose();
return(bitmap);
}
//-------------------------------------------------------------------------------------
// Decodes a single frame
//-------------------------------------------------------------------------------------
private static Image DecodeSingleFrame(WICFlags flags, ImageDescription metadata, Guid convertGUID, WIC.BitmapFrameDecode frame)
{
var image = Image.New(metadata);
var pixelBuffer = image.PixelBuffer[0];
if (convertGUID == Guid.Empty)
{
frame.CopyPixels(pixelBuffer.RowStride, pixelBuffer.DataPointer, pixelBuffer.BufferStride);
}
else
{
using (var converter = new WIC.FormatConverter(Factory))
{
converter.Initialize(frame, convertGUID, GetWICDither(flags), null, 0, WIC.BitmapPaletteType.Custom);
converter.CopyPixels(pixelBuffer.RowStride, pixelBuffer.DataPointer, pixelBuffer.BufferStride);
}
}
return(image);
}
/// <summary>
/// Determines metadata for image
/// </summary>
/// <param name="flags">The flags.</param>
/// <param name="decoder">The decoder.</param>
/// <param name="frame">The frame.</param>
/// <param name="pixelFormat">The pixel format.</param>
/// <returns></returns>
/// <exception cref="System.InvalidOperationException">If pixel format is not supported.</exception>
private static ImageDescription?DecodeMetadata(WICFlags flags, WIC.BitmapDecoder decoder, WIC.BitmapFrameDecode frame, out Guid pixelFormat)
{
var size = frame.Size;
var metadata = new ImageDescription
{
Dimension = TextureDimension.Texture2D,
Width = size.Width,
Height = size.Height,
Depth = 1,
MipLevels = 1,
ArraySize = (flags & WICFlags.AllFrames) != 0 ? decoder.FrameCount : 1,
Format = DetermineFormat(frame.PixelFormat, flags, out pixelFormat)
};
if (metadata.Format == DXGI.Format.Unknown)
{
return(null);
}
return(metadata);
}
/// <summary>
/// Initializes a new instance of the <see cref="FastMetadataEncoder"/> class from a <see cref="BitmapFrameDecode"/>
/// </summary>
/// <param name="factory">The factory.</param>
/// <param name="frameDecoder">The frame decoder.</param>
public FastMetadataEncoder(ImagingFactory factory, BitmapFrameDecode frameDecoder)
: base(IntPtr.Zero)
{
factory.CreateFastMetadataEncoderFromFrameDecode(frameDecoder, this);
}
//-------------------------------------------------------------------------------------
// Decodes a single frame
//-------------------------------------------------------------------------------------
private static Image DecodeSingleFrame(WICFlags flags, ImageDescription metadata, Guid convertGUID, BitmapFrameDecode frame)
{
var image = Image.New(metadata);
var pixelBuffer = image.PixelBuffer[0];
if (convertGUID == Guid.Empty)
{
frame.CopyPixels(pixelBuffer.RowStride, pixelBuffer.DataPointer, pixelBuffer.BufferStride);
}
else
{
using (var converter = new FormatConverter(Factory))
{
converter.Initialize(frame, convertGUID, GetWICDither(flags), null, 0, BitmapPaletteType.Custom);
converter.CopyPixels(pixelBuffer.RowStride, pixelBuffer.DataPointer, pixelBuffer.BufferStride);
}
}
return image;
}
/// <summary>
/// Determines metadata for image
/// </summary>
/// <param name="flags">The flags.</param>
/// <param name="decoder">The decoder.</param>
/// <param name="frame">The frame.</param>
/// <param name="pixelFormat">The pixel format.</param>
/// <returns></returns>
/// <exception cref="System.InvalidOperationException">If pixel format is not supported.</exception>
private static ImageDescription? DecodeMetadata(WICFlags flags, BitmapDecoder decoder, BitmapFrameDecode frame, out Guid pixelFormat)
{
var size = frame.Size;
var metadata = new ImageDescription
{
Dimension = TextureDimension.Texture2D,
Width = size.Width,
Height = size.Height,
Depth = 1,
MipLevels = 1,
ArraySize = (flags & WICFlags.AllFrames) != 0 ? decoder.FrameCount : 1,
Format = DetermineFormat(frame.PixelFormat, flags, out pixelFormat)
};
if (metadata.Format == DXGI.Format.Unknown)
return null;
return metadata;
}
/// <summary>
/// Initializes a new instance of the <see cref="FastMetadataEncoder"/> class from a <see cref="BitmapFrameDecode"/>
/// </summary>
/// <param name="factory">The factory.</param>
/// <param name="frameDecoder">The frame decoder.</param>
public FastMetadataEncoder(ImagingFactory factory, BitmapFrameDecode frameDecoder)
: base(IntPtr.Zero)
{
factory.CreateFastMetadataEncoderFromFrameDecode(frameDecoder, this);
}
private static Texture DecodeSingleframe(ImagingFactory imagingFactory, WicFlags flags, TextureDescription description, Guid convertGuid, BitmapFrameDecode frame)
{
var texture = new Texture(description);
var image = texture.Images[0];
if (convertGuid == Guid.Empty)
{
frame.CopyPixels(image.Data, image.RowPitch);
}
else
{
using (var converter = new FormatConverter(imagingFactory))
{
converter.Initialize(frame, convertGuid, GetWicDither(flags), null, 0, BitmapPaletteType.Custom);
converter.CopyPixels(image.Data, image.RowPitch);
}
}
return texture;
}
private static TextureDescription DecodeMetadata(ImagingFactory imagingFactory, WicFlags flags, BitmapDecoder decoder, BitmapFrameDecode frame, out Guid pixelFormat)
{
var size = frame.Size;
var description = new TextureDescription
{
Dimension = TextureDimension.Texture2D,
Width = size.Width,
Height = size.Height,
Depth = 1,
MipLevels = 1,
ArraySize = (flags & WicFlags.AllFrames) != 0 ? decoder.FrameCount : 1,
Format = DetermineFormat(imagingFactory, frame.PixelFormat, flags, out pixelFormat)
};
if (description.Format == DataFormat.Unknown)
throw new NotSupportedException("The pixel format is not supported.");
if ((flags & WicFlags.IgnoreSrgb) == 0)
{
// Handle sRGB.
#pragma warning disable 168
try
{
Guid containerFormat = decoder.ContainerFormat;
var metareader = frame.MetadataQueryReader;
if (metareader != null)
{
// Check for sRGB color space metadata.
bool sRgb = false;
if (containerFormat == ContainerFormatGuids.Png)
{
// Check for sRGB chunk.
if (metareader.GetMetadataByName("/sRGB/RenderingIntent") != null)
sRgb = true;
}
else if (containerFormat == ContainerFormatGuids.Jpeg)
{
if (Equals(metareader.GetMetadataByName("/app1/ifd/exif/{ushort=40961}"), 1))
sRgb = true;
}
else if (containerFormat == ContainerFormatGuids.Tiff)
{
if (Equals(metareader.GetMetadataByName("/ifd/exif/{ushort=40961}"), 1))
sRgb = true;
}
else
{
if (Equals(metareader.GetMetadataByName("System.Image.ColorSpace"), 1))
sRgb = true;
}
if (sRgb)
description.Format = TextureHelper.MakeSRgb(description.Format);
}
}
// ReSharper disable once EmptyGeneralCatchClause
catch (Exception exception)
{
// Some formats just don't support metadata (BMP, ICO, etc.).
}
}
#pragma warning restore 168
return description;
}