通过SDE将栅格图像导入到数据为中

Public Sub LoadToSDE(sDir As String, sInput As String, sServer As String, sInstance As String, _
sDB As String, sUser As String, sPasswd As String, sSDERaster As String)

' sDir: the directory where the input raster resides
' sInput: the name of input raster
' sServer,sInstance,sDB,sUser,sPasswd: ArcSDE connection info
' sSDERaster: the output ArcSDE raster dataset name
On Error GoTo eh
Dim pSDEConn As IRasterSdeConnection
Dim pSDEStorage As IRasterSdeStorage
Dim pSDEOp As IRasterSdeServerOperation
Dim pRasterWsFact As IWorkspaceFactory
Dim pRasterWS As IRasterWorkspace
Dim pGeoDs As IGeoDataset

' Initialize RasterSDELoader
Set pSDEConn = New RasterSdeLoader
' Make connection
pSDEConn.ServerName = sServer
pSDEConn.Instance = sInstance
pSDEConn.Database = sDB
pSDEConn.UserName = sUser
pSDEConn.Password = sPasswd
pSDEConn.InputRasterName = sDir & "\" & sInput
pSDEConn.SdeRasterName = sSDERaster

' Set storage parameters
Set pSDEStorage = pSDEConn
' Get spatialreference
Set pRasterWsFact = New RasterWorkspaceFactory
Set pRasterWS = pRasterWsFact.OpenFromFile(sDir, 0)
Set pGeoDs = pRasterWS.OpenRasterDataset(sInput)
' Set spatialreference
Set pSDEStorage.SpatialReference = pGeoDs.SpatialReference
' Set compression
pSDEStorage.CompressionType = esriRasterSdeCompressionTypeUncompressed
' Set tilesize
pSDEStorage.TileHeight = 128
pSDEStorage.TileWidth = 128
' Pyramids option
pSDEStorage.PyramidOption = esriRasterSdePyramidBuildWithFirstLevel
pSDEStorage.PyramidResampleType = RSP_BilinearInterpolation
pSDEStorage.CompressionType = esriRasterSdeCompressionTypeJPEG2000

' Start loading
Set pSDEOp = pSDEConn

pSDEOp.Create
pSDEOp.Update
' Calculate stats
pSDEOp.ComputeStatistics

' Cleanup
Set pSDEConn = Nothing
Set pSDEStorage = Nothing
Set pSDEOp = Nothing
Set pRasterWsFact = Nothing
Set pRasterWS = Nothing
Set pGeoDs = Nothing

Exit Sub
eh:
MsgBox Err.Description, vbInformation, "LoadToSDE" '错误处理

End Sub