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Private Declare Function ftGetSnapedImagePath Lib "FTDetectUCamera.dll" ( _
ByVal chn As Long, _
ByRef outPath As Byte, _
ByRef outLen As Long _
) As Long
Dim ret As Long
Dim camIndex As Long
Dim outPath(255) As Byte
Dim outLen As Long
Dim imgPath As String
ret = ftGetSnapedImagePath(camIndex, outPath(0), outLen)
Dim outPath(255) As Byte
Dim outLen As Long
Dim imgPath As String
...
imgPath = StrConv(LeftB(outPath, outLen), vbUnicode)