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我尝试将多个过滤器应用于使用lumia图像sdk的图片,但我无法仅使用1个过滤器。当我为Win 8.1制作的时候,我可以使用带有过滤器的数组,但现在它不起作用。我如何解决它?将多个过滤器应用于图片Lumia SDK UWP
代码应用滤镜:
public async Task<bool> ApplyEffectAsync(StorageFile file)
{
WriteableBitmap temp = new WriteableBitmap(1280, 720);
temp = new WriteableBitmap(1280, 720);
FileStream = await File.OpenAsync(FileAccessMode.Read);
temp.SetSource(FileStream);
OriginalPicture = temp;
FileStream.Seek(0);
original.Invalidate();
((IImageConsumer) Effect).Source = new RandomAccessStreamImageSource(FileStream);
M_renderer = new WriteableBitmapRenderer((IImageProvider)Effect, original);
FilteringPicture = await M_renderer.RenderAsync();
filtering.Invalidate();
return true;
}