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我在XAML中有一些控件,我想将其转换为SoftwareBitmap
。这可能吗?将XAML对象转换为SoftwareBitmap
我在XAML中有一些控件,我想将其转换为SoftwareBitmap
。这可能吗?将XAML对象转换为SoftwareBitmap
当然,这段代码做到这一点:
static async Task<SoftwareBitmap> CreateSoftwareBitmap(FrameworkElement uielement)
{
var renderTargetBitmap = new RenderTargetBitmap();
await renderTargetBitmap.RenderAsync(uielement);
IBuffer pixels = await renderTargetBitmap.GetPixelsAsync();
var bitmap = SoftwareBitmap.CreateCopyFromBuffer(pixels,
BitmapPixelFormat.Bgra8,
renderTargetBitmap.PixelWidth,
renderTargetBitmap.PixelHeight,
BitmapAlphaMode.Premultiplied);
return bitmap;
}
做这样的,如果你想显示SoftwareBitmap
上Image
控制:
var softwareBitmap = await CreateSoftwareBitmap(MyXamlControl);
var source = new SoftwareBitmapSource();
await source.SetBitmapAsync(softwareBitmap);
MyImageControl.Source = source;