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)
{
BitmapFrameDecode source;
FormatConverter converter;
// Create the initial frame.
source = decoder.GetFrame(0);
// Convert the image format to 32bppPBGRA -- which Direct2D expects.
converter = wicFactory.CreateFormatConverter();
converter.Initialize(
source.ToBitmapSource(),
PixelFormats.Pbgra32Bpp,
BitmapDitherType.None,
BitmapPaletteType.MedianCut
);
// Create a Direct2D bitmap from the WIC bitmap.
return renderTarget.CreateBitmapFromWicBitmap(
converter.ToBitmapSource());
}
private static D2DBitmap CreateBitmapFromDecoder(RenderTarget renderTarget, ImagingFactory wicFactory, BitmapDecoder decoder)
{
BitmapFrameDecode source;
FormatConverter converter;
// Create the initial frame.
source = decoder.GetFrame(0);
// Convert the image format to 32bppPBGRA -- which Direct2D expects.
converter = wicFactory.CreateFormatConverter();
converter.Initialize(
source.ToBitmapSource(),
PixelFormats.Pbgra32Bpp,
BitmapDitherType.None,
BitmapPaletteType.MedianCut
);
// Create a Direct2D bitmap from the WIC bitmap.
return(renderTarget.CreateBitmapFromWicBitmap(
converter.ToBitmapSource()));
}
private void TryCreateBackgroundBitmap()
{
if (RenderTarget != null && (imageHash != lastImageHash) && ((isDirty && BackgroundImage != null) || (background == null && BackgroundImage != null)))
{
using (var ms = new System.IO.MemoryStream()) {
ConvertImageToStreamAndAdjustBrightness(BackgroundImage, Data.BackgroundAlpha, ms);
ms.Position = 0;
using (var factory = WIC.ImagingFactory.Create()) {
using (WIC.BitmapDecoder decoder = factory.CreateDecoderFromStream(ms, WIC.DecodeMetadataCacheOption.OnDemand)) {
using (WIC.BitmapFrameDecode source = decoder.GetFrame(0)) {
using (WIC.FormatConverter converter = factory.CreateFormatConverter()) {
converter.Initialize(source.ToBitmapSource(), WIC.PixelFormats.Pbgra32Bpp, WIC.BitmapDitherType.None, WIC.BitmapPaletteType.MedianCut);
background = RenderTarget.CreateBitmapFromWicBitmap(converter.ToBitmapSource());
isDirty = false;
lastImageHash = imageHash;
}
}
}
}
}
}
}
