private void GetImageFromPath(RenderTarget pRenderer, string pPath)
{
using (System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(pPath))
{
System.Drawing.Imaging.BitmapData bmpData =
bitmap.LockBits(
new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height),
System.Drawing.Imaging.ImageLockMode.WriteOnly,
bitmap.PixelFormat
);
Size = new Size(bitmap.Width, bitmap.Height);
//// Declare an array to hold the bytes of the bitmap.
//IntPtr ptr = bmpData.Scan0;
//byte[] bytes = new byte[bmpData.Stride * bitmap.Height];
// Unlock the bits.
bitmap.UnlockBits(bmpData);
}
BitmapDecoder decoder = ImagingFactory.CreateDecoderFromFilename(pPath, DesiredAccess.Read, DecodeMetadataCacheOptions.OnDemand);
BitmapFrameDecode frameDeocder = decoder.GetFrame(0);
WICFormatConverter formatConverter = ImagingFactory.CreateFormatConverter();
BitmapSource src = frameDeocder.ToBitmapSource();
formatConverter.Initialize(frameDeocder.ToBitmapSource(), PixelFormats.Pf32bppPBGRA, BitmapDitherType.None, BitmapPaletteType.MedianCut);
ImageResource = pRenderer.CreateBitmapFromWicBitmap(formatConverter.ToBitmapSource());
}
public static D2DBitmap GetBitmap(BitmapData pBitmapData, RenderTarget pRenderer)
{
try
{
BitmapDecoder decoder = ImagingFactory.CreateDecoderFromFilename(pBitmapData.FilePath, DesiredAccess.Read, DecodeMetadataCacheOptions.OnDemand);//.CreateDecoderFromStream(pBitmapData.Data, DecodeMetadataCacheOptions.OnDemand);
BitmapFrameDecode frameDeocder = decoder.GetFrame(0);
WICFormatConverter formatConverter = ImagingFactory.CreateFormatConverter();
BitmapSource src = frameDeocder.ToBitmapSource();
formatConverter.Initialize(frameDeocder.ToBitmapSource(), PixelFormats.Pf32bppPBGRA, BitmapDitherType.None, BitmapPaletteType.MedianCut);
return(pRenderer.CreateBitmapFromWicBitmap(formatConverter.ToBitmapSource()));
}
catch (Exception)
{
return(null);
}
}
private static D2DBitmap CreateBitmapFromDecoder(RenderTarget renderTarget, ImagingFactory wicFactory, BitmapDecoder decoder)
{
// Create the initial frame.
BitmapFrameDecode source = decoder.GetFrame(0);
// Convert the image format to 32bppPBGRA -- which Direct2D expects.
FormatConverter converter = wicFactory.CreateFormatConverter();
converter.Initialize(
source.ToBitmapSource(),
PixelFormats.Pbgra32Bpp,
BitmapDitherType.None,
BitmapPaletteType.MedianCut
);
// Create a Direct2D bitmap from the WIC bitmap.
D2DBitmap ret = renderTarget.CreateBitmapFromWicBitmap(converter.ToBitmapSource());
converter.Dispose();
source.Dispose();
return(ret);
}
private static ShaderResourceView LoadFromDecoder(D3DDevice device, ImagingFactory factory, BitmapDecoder bitmapDecoder)
{
if (bitmapDecoder.FrameCount == 0)
{
throw new ArgumentException("Image file successfully loaded, but it has no image frames.");
}
BitmapFrameDecode bitmapFrameDecode = bitmapDecoder.GetFrame(0);
BitmapSource bitmapSource = bitmapFrameDecode.ToBitmapSource();
// create texture description
Texture2DDescription textureDescription = new Texture2DDescription()
{
Width = bitmapSource.Size.Width,
Height = bitmapSource.Size.Height,
MipLevels = 1,
ArraySize = 1,
Format = Format.R8G8B8A8UNorm,
SampleDescription = new SampleDescription()
{
Count = 1,
Quality = 0,
},
Usage = Usage.Dynamic,
BindingOptions = BindingOptions.ShaderResource,
CpuAccessOptions = CpuAccessOptions.Write,
MiscellaneousResourceOptions = MiscellaneousResourceOptions.None
};
// create texture
Texture2D texture = device.CreateTexture2D(textureDescription);
// Create a format converter
FormatConverter converter = factory.CreateFormatConverter();
converter.Initialize(
bitmapSource,
PixelFormats.Prgba32Bpp,
BitmapDitherType.None,
BitmapPaletteType.Custom);
// get bitmap data
byte[] buffer = converter.CopyPixels();
// Copy bitmap data to texture
MappedTexture2D texmap = texture.Map(0, Map.WriteDiscard, Microsoft.WindowsAPICodePack.DirectX.Direct3D10.MapOptions.None);
Marshal.Copy(buffer, 0, texmap.Data, buffer.Length);
texture.Unmap(0);
// create shader resource view description
ShaderResourceViewDescription srvDescription = new ShaderResourceViewDescription()
{
Format = textureDescription.Format,
ViewDimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new Texture2DShaderResourceView()
{
MipLevels = textureDescription.MipLevels,
MostDetailedMip = 0
}
};
// create shader resource view from texture
return(device.CreateShaderResourceView(texture, srvDescription));
}