IThumbnailExtractor.ExtractThumbnail Method
This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.
Namespace: Microsoft.VisualStudio.OLE.Interop
Assembly: Microsoft.VisualStudio.OLE.Interop (in Microsoft.VisualStudio.OLE.Interop.dll)
Syntax
'宣言
Sub ExtractThumbnail ( _
pstg As IStorage, _
ulLength As UInteger, _
ulHeight As UInteger, _
<OutAttribute> ByRef pulOutputLength As UInteger, _
<OutAttribute> ByRef pulOutputHeight As UInteger, _
<OutAttribute> ByRef phOutputBitmap As IntPtr _
)
'使用
Dim instance As IThumbnailExtractor
Dim pstg As IStorage
Dim ulLength As UInteger
Dim ulHeight As UInteger
Dim pulOutputLength As UInteger
Dim pulOutputHeight As UInteger
Dim phOutputBitmap As IntPtr
instance.ExtractThumbnail(pstg, ulLength, _
ulHeight, pulOutputLength, pulOutputHeight, _
phOutputBitmap)
void ExtractThumbnail(
IStorage pstg,
uint ulLength,
uint ulHeight,
out uint pulOutputLength,
out uint pulOutputHeight,
out IntPtr phOutputBitmap
)
void ExtractThumbnail(
[InAttribute] IStorage^ pstg,
[InAttribute] unsigned int ulLength,
[InAttribute] unsigned int ulHeight,
[OutAttribute] unsigned int% pulOutputLength,
[OutAttribute] unsigned int% pulOutputHeight,
[OutAttribute] IntPtr% phOutputBitmap
)
function ExtractThumbnail(
pstg : IStorage,
ulLength : uint,
ulHeight : uint,
pulOutputLength : uint,
pulOutputHeight : uint,
phOutputBitmap : IntPtr
)
Parameters
- pstg
Type: Microsoft.VisualStudio.OLE.Interop.IStorage
- ulLength
Type: System.UInt32
- ulHeight
Type: System.UInt32
- pulOutputLength
Type: System.UInt32%
- pulOutputHeight
Type: System.UInt32%
- phOutputBitmap
Type: System.IntPtr%
Permissions
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.