Image.Size Property 
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets the width and height, in pixels, of this image.
public:
 property System::Drawing::Size Size { System::Drawing::Size get(); };public System.Drawing.Size Size { get; }member this.Size : System.Drawing.SizePublic ReadOnly Property Size As SizeProperty Value
A Size structure that represents the width and height, in pixels, of this image.