我正在画布上工作并在其上加载图像。如何将图像分辨率设置为 640X480 像素?解码像素高度和解码像素宽度不起作用。
ImageBrush brush = new ImageBrush();
BitmapImage src = new BitmapImage(new Uri(("C:\\Users\\i2v\\Desktop\\GoogleMapTA.jpg"), UriKind.Relative));
src.DecodePixelHeight = 480;
src.DecodePixelWidth = 640;
brush.ImageSource = src;
// brush.Stretch = Stretch.None;
canvas.Background = brush;
canvas.Height = src.Height;
canvas.Width = src.Width;
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