在asp文件中访问flash详细信息

[code]
<% Class SWFDump Private header Private RECTdata Private nBits Private mversion Private mfilelen Private mxMin Private mxMax Private myMin Private myMax Private mheigt Private mwidth Private mframerate Private mframecount Private Sub Class_Initialize() End Sub Private Sub Class_Terminate() End Sub Private Function ReadHeader (filename) Const ForReading = 1, ForWriting = 2, ForAppending = 8 Dim fso, f Set fso = CreateObject("Scripting.FileSystemObject") Set f = fso.OpenTextFile(filename, ForReading) ReadHeader = f.Read(21) End Function Private Function ToBin(inNumber, OutLenStr ) Dim binary binary = "" do while inNumber >= 1
binary = binary & inNumber mod 2
inNumber = inNumber \ 2
loop
binary = binary & String(OutLenStr - len(binary), "0")
ToBin = StrReverse(binary)
End Function
Private Function Bin2Decimal(inBin)
Dim counter
Dim temp
Dim Value
inBin = StrReverse(inBin)
temp = 0
For counter = 1 to Len(inBin)
If counter = 1 then
Value = 1
Else
Value = Value * 2
End If
temp = temp + mid(inBin, counter ,1) * Value
Next
Bin2Decimal = temp
End Function
Public Function SWFDump(fileName)
header = ReadHeader (fileName)
mversion = asc(mid(header,4,1))
mfilelen = asc(mid(header,5,1))
mfilelen = mfilelen + asc(mid(header,6,1)) * 256
mfilelen = mfilelen + asc(mid(header,7,1)) * 256 * 256
mfilelen = mfilelen + asc(mid(header,8,1)) * 256 * 256 * 256
RECTdata = ToBin(asc(mid(header,9,1)),8)
RECTdata = RECTdata & ToBin(asc(mid(header,10,1)),8)
RECTdata = RECTdata & ToBin(asc(mid(header,11,1)),8)
RECTdata = RECTdata & ToBin(asc(mid(header,12,1)),8)
RECTdata = RECTdata & ToBin(asc(mid(header,13,1)),8)
RECTdata = RECTdata & ToBin(asc(mid(header,14,1)),8)
RECTdata = RECTdata & ToBin(asc(mid(header,15,1)),8)
RECTdata = RECTdata & ToBin(asc(mid(header,16,1)),8)
RECTdata = RECTdata & ToBin(asc(mid(header,17,1)),8)
nBits = Mid(RECTdata,1,5)
nBits = Bin2Decimal(nBits)
mxMin = Bin2Decimal(Mid(RECTdata,6,nBits))
mxMax = Bin2Decimal(Mid(RECTdata,6 + nBits * 1 ,nBits))
myMin = Bin2Decimal(Mid(RECTdata,6 + nBits * 2 ,nBits))
myMax = Bin2Decimal(Mid(RECTdata,6 + nBits * 3 ,nBits))
mheigt = (myMax - myMin) / 20
mwidth = (mxMax - mxMin) / 20
mframerate = asc(mid(header,18,1))
mframecount = asc(mid(header,19,1))
mframecount = mframecount + asc(mid(header,20,1)) * 256
End Function
Public Property Get Heigt()
Heigt = mheigt
End Property
Public Property Get Width()
Width = mwidth
End Property
Public Property Get Version()
Version = mversion
End Property
Public Property Get FileLen()
FileLen = mfilelen
End Property
Public Property Get xMin()
xMin = mxMin
End Property
Public Property Get xMax()
xMax = mxMax
End Property
Public Property Get yMin()
yMin = myMin
End Property
Public Property Get yMax()
yMax = myMax
End Property
Public Property Get Framerate()
Framerate = mframerate
End Property
Public Property Get Framecount()
Framecount = mframecount
End Property
End Class
%>
做成包含文件swfheaderdump.inc
调用：

<% ' Pass the SWF name in querystring this way ' swfdump.asp?swf=yourmovie.swf set myObj = new swfdump myObj.SWFDump (Server.MapPath(request("swf"))) Response.Write "Heigt (pixel) = " & myObj.Heigt & "
"
Response.Write "Width (pixel) = " & myObj.Width & "
"
Response.Write "Version = " & myObj.Version & "
"
Response.Write "FileLen (bytes) = " & myObj.FileLen & "
"
Response.Write "xMin (twips) = " & myObj.xMin & "
"
Response.Write "xMax (twips) = " & myObj.xMax & "
"
Response.Write "yMin (twips) = " & myObj.yMin & "
"
Response.Write "yMax (twips) = " & myObj.yMax & "
"
Response.Write "FrameRate = " & myObj.FrameRate & "
"
Response.Write "FrameCount = " & myObj.FrameCount & "
"
%>
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