public static IWICBitmap ToBitmap(this IWICImagingFactory factory, IWICBitmapSource source)
{
if (factory == null)
{
throw new ArgumentNullException("factory");
}
if (source == null)
{
throw new ArgumentNullException("source");
}
IWICBitmap result;
factory.CreateBitmapFromSource(source, WICBitmapCreateCacheOption.WICBitmapCacheOnDemand, out result);
return(result);
}
public static IComObject <IWICBitmap> CreateBitmapFromSource(this IWICImagingFactory factory, IWICBitmapSource source, WICBitmapCreateCacheOption option = WICBitmapCreateCacheOption.WICBitmapNoCache)
{
if (factory == null)
{
throw new ArgumentNullException(nameof(factory));
}
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
factory.CreateBitmapFromSource(source, option, out var value).ThrowOnError();
return(new ComObject <IWICBitmap>(value));
}
public static IWICBitmapSource GetOrientedImageSource(this IWICImagingFactory factory, IWICBitmapSource source, WICBitmapTransformOptions opt)
{
if (factory == null)
{
throw new ArgumentNullException("factory");
}
if (opt == WICBitmapTransformOptions.WICBitmapTransformRotate0)
{
return(source);
}
IWICBitmap iwicbitmap = null;
factory.CreateBitmapFromSource(source, WICBitmapCreateCacheOption.WICBitmapCacheOnDemand, out iwicbitmap);
IWICBitmapFlipRotator iwicbitmapFlipRotator = null;
factory.CreateBitmapFlipRotator(out iwicbitmapFlipRotator);
iwicbitmapFlipRotator.Initialize(iwicbitmap, opt);
IWICBitmapSource result = iwicbitmapFlipRotator;
GraphicsInteropNativeMethods.SafeReleaseComObject(iwicbitmap);
return(result);
}