Enum ImageLockMode Path C++ Link System.Drawing.Imaging.ImageLockMode, System.Drawing underlying int32 System.Drawing Values 4 NameValueHex ReadOnly10x01WriteOnly20x02ReadWrite30x03UserInputBuffer40x04 // System.Drawing.Imaging.ImageLockMode, System.Drawing enum class ImageLockMode : int32 { ReadOnly = 1, WriteOnly = 2, ReadWrite = 3, UserInputBuffer = 4, };