Public Function BeginComputeHistograms( _
   ByVal Geometry As Geometry, _
   ByVal MosaicRule As MosaicRule, _
   ByVal PixelSize As Point, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As ImageServerProxy
Dim Geometry As Geometry
Dim MosaicRule As MosaicRule
Dim PixelSize As Point
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginComputeHistograms(Geometry, MosaicRule, PixelSize, callback, asyncState)

public IAsyncResult BeginComputeHistograms( 
   Geometry Geometry,
   MosaicRule MosaicRule,
   Point PixelSize,
   AsyncCallback callback,
   object asyncState
)