vba code to export image file, preferably jpg

Option Explicit

Private Declare Function OpenClipboard Lib "user32" (ByVal hwnd As Long) As Long

Private Declare Function GetClipboardData Lib "user32" (ByVal wFormat As Integer) As Long

Private Declare Function CloseClipboard Lib "user32" () As Long

Private Declare Function OleCreatePictureIndirect Lib "olepro32.dll" _
(PicDesc As uPicDesc, RefIID As GUID, ByVal fPictureOwnsHandle As Long, _
IPic As IPicture) As Long

'\\ Declare a UDT to store a GUID for the IPicture OLE Interface
Private Type GUID
    Data1 As Long
    Data2 As Integer
    Data3 As Integer
    Data4(0 To 7) As Byte
End Type

'\\ Declare a UDT to store the bitmap information
Private Type uPicDesc
    Size As Long
    Type As Long
    hPic As Long
    hPal As Long
End Type

Private Const CF_BITMAP = 2
Private Const PICTYPE_BITMAP = 1

Private Sub SaveRangePic(SourceRange As Range, FilePathName As String)


    Dim IID_IDispatch As GUID
    Dim uPicinfo As uPicDesc
    Dim IPic As IPicture
    Dim hPtr As Long

    '\\ Copy Range to ClipBoard
    SourceRange.CopyPicture Appearance:=xlScreen, Format:=xlBitmap
    OpenClipboard 0
    hPtr = GetClipboardData(CF_BITMAP)
    CloseClipboard

    '\\ Create the interface GUID for the picture
    With IID_IDispatch
        .Data1 = &H7BF80980
        .Data2 = &HBF32
        .Data3 = &H101A
        .Data4(0) = &H8B
        .Data4(1) = &HBB
        .Data4(2) = &H0
        .Data4(3) = &HAA
        .Data4(4) = &H0
        .Data4(5) = &H30
        .Data4(6) = &HC
        .Data4(7) = &HAB
    End With
    
    '\\ Fill uPicInfo with necessary parts.
    With uPicinfo
        .Size = Len(uPicinfo) '\\ Length of structure.
        .Type = PICTYPE_BITMAP '\\ Type of Picture
        .hPic = hPtr '\\ Handle to image.
        .hPal = 0 '\\ Handle to palette (if bitmap).
    End With

   '\\ Create the Range Picture Object
   OleCreatePictureIndirect uPicinfo, IID_IDispatch, True, IPic

    '\\ Save Picture Object
    stdole.SavePicture IPic, FilePathName
    
End Sub

Sub Test()

    SaveRangePic Sheet1.Range("A1:A20"), "C:\MyRangePic.bmp"

End Sub