改一下

 

Dim app As New MSWord.Application
try
    Dim fileName = "d:\\a.doc"
    Dim doc = app.Documents.Open(fileName)
   
    For Each shape As object In doc.InlineShapes
        If shape.Type = MSWord.WdInlineShapeType.wdInlineShapePicture
           
            Dim img As Byte() = shape.Range.EnhMetaFileBits
            Dim bmp As new Bitmap(new IO.MemoryStream(img))
            bmp.Save("d:\\aaa.jpg")
        End If
    Next
    For Each shape As object In doc.Shapes
       
        msgbox(shape.Type)
        If shape.Type = 13
            shape = shape.ConvertToInlineShape
            Dim img As Byte() = shape.Range.EnhMetaFileBits
            Dim bmp As new Bitmap(new IO.MemoryStream(img))
            bmp.Save("d:\\aaa.jpg")
        End If
    Next
    doc.saved = true
catch ex As exception
    msgbox(ex.message)
finally
    app.Quit
End try