我可以简单地写:
using (Graphics graph = Graphics.FromImage(Image1)) {
graph.DrawImage(Image2.Clone(Rectangle1, Image2.PixelFormat), 0, 0, Image1.Width, Image1.Height);
}
或者我应该写:
using (Graphics graph = Graphics.FromImage(Image1))
using (Bitmap Image3 = Image2.Clone(Rectangle1, Image2.PixelFormat)) {
graph.DrawImage(Image3, 0, 0, Image1.Width, Image1.Height);
}
千巷猫影
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