<PackageReference Include="System.Drawing.Common" Version="10.0.0-preview.7.25380.108" />

Windows.Win32.Graphics.GdiPlus.SmoothingMode

namespace Windows.Win32.Graphics.GdiPlus { internal enum SmoothingMode { SmoothingModeInvalid = -1, SmoothingModeDefault = 0, SmoothingModeHighSpeed = 1, SmoothingModeHighQuality = 2, SmoothingModeNone = 3, SmoothingModeAntiAlias = 4, SmoothingModeAntiAlias8x4 = 4, SmoothingModeAntiAlias8x8 = 5 } }