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ratio1 = maxWidth / Width
ratio2 = maxHeight / Height
Width = Width * ratio1 * (1-Sgn(ratio1-ratio2))/2 + Width * ratio2 * (1-Sgn(ratio2-ratio1))/2
oUpFileStream.Position = file.FileStart
set oFileStream = CreateObject("Adodb.Stream")
With oFileStream
.Type=1
.Mode=3
.Open
oUpFileStream.copyto oFileStream, file.FileSize
.Position = 0
.Type = 1
bytes = .Read()
.Close
End With