本文整理汇总了VB.NET中System.Windows.Media.Effects.BitmapEffect.CreateUnmanagedEffect方法的典型用法代码示例。如果您正苦于以下问题：VB.NET BitmapEffect.CreateUnmanagedEffect方法的具体用法？VB.NET BitmapEffect.CreateUnmanagedEffect怎么用？VB.NET BitmapEffect.CreateUnmanagedEffect使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。
在下文中一共展示了BitmapEffect.CreateUnmanagedEffect方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: CreateUnmanagedEffect
<SecurityPermissionAttribute(SecurityAction.Demand, Flags := SecurityPermissionFlag.UnmanagedCode)>
Protected Overrides Function CreateUnmanagedEffect() As SafeHandle
Const CLSCTX_INPROC_SERVER As UInteger = 1
Dim IID_IUnknown As New Guid("00000000-0000-0000-C000-000000000046")
Dim guidEffectCLSID As New Guid("84CF07CC-34C4-460f-B435-3184F5F2FF2A")
Dim wrapper As SafeHandle = BitmapEffect.CreateBitmapEffectOuter()
Dim unmanagedEffect As COMSafeHandle
Dim hresult As UInteger = Ole32Methods.CoCreateInstance(guidEffectCLSID, wrapper.DangerousGetHandle(), CLSCTX_INPROC_SERVER, IID_IUnknown, unmanagedEffect)
InitializeBitmapEffect(wrapper, unmanagedEffect)
If 0 = hresult Then
Return wrapper
End If
Throw New Exception("Cannot instantiate effect. HRESULT = " & hresult.ToString())
End Function