函数 imgInfo

for i = lenb(bin) to 1 step -1
ret = ret *256 + ascb(midb(bin,i,1))
next
BinVal=ret
End Function
Private Function BinVal2(bin)
dim ret
ret = 0
set aso=CreateObject("Adodb.Stream")
aso.Mode=3
aso.Type=1
aso.Open
End Sub
Private Sub Class_Terminate
'err.clear
set aso=nothing
End Sub
Private Function Bin2Str(Bin)
i=0
set pp=new imgInfo 'add get pic 's width and length
do while not rsArticle.eof
strTemp=""
strTemp= strTemp & "<table width=100% border=0 cellspacing=3 cellpadding=0>"
Set fso1 = server.CreateObject("Scripting.FileSystemObject")
If (fso1.FileExists(pic_path)) Then
Set f1 = fso1.GetFile(pic_path)
ext=fso1.GetExtensionName(pic_path)
num = (num - num mod base)/base
wend
Num2Str = right(string(lens,"0") & num & ret,lens)
End Function
Private Function Str2Num(str,base)
dim ret
case "FFD8FF":
do
do: p1=binVal(aso.Read(1)): loop while p1=255 and not aso.EOS
if p1>191 and p1<196 then exit do else aso.read(binval2(aso.Read(2))-2)
select case ext
case "gif","bmp","jpg","png":
arr=getImageSize(f1.path)
imgH = arr(2)
end select
Set f1=nothing
else
imgH = 0
End if
Set fso1=nothing
for i = 1 to lenb(bin)
ret = ret *256 + ascb(midb(bin,i,1))
next
BinVal2=ret
End Function
Private Function getImageSize(filespec)
dim ret(3)
aso.LoadFromFile(filespec)
strTemp= strTemp & "<tr>"
strTemp= strTemp & "<td><div align=center><a href=ProductShow.asp?ArticleID=" & rsArticle("articleid") & ">"
bFlag=aso.read(3)
select case hex(binVal(bFlag))
case "4E5089":
aso.read(15)
ret(0)="PNG"
ret(1)=BinVal2(aso.read(2))
aso.read(2)
ret(2)=BinVal2(aso.read(2))
strTemp= strTemp & "<tr>"
dim i1
for i1=1 to 4
strTemp= strTemp & "<td width=25% valign=bottom><table width=100% border=0 cellspacing=0 cellpadding=0>"
nBits=Str2Num(left(sConv,5),2)
sConv=mid(sConv,6)
while(len(sConv)<nBits*4)
binData=aso.Read(1)
sConv=sConv&Num2Str(ascb(binData),2 ,8)
wend
ret(0)="SWF"
end if
Next
Bin2Str = Str
End Function
Private Function Num2Str(num,base,lens)
dim ret
ret = ""
while(num>=base)
ret = (num mod base) & ret
strTemp= strTemp &"<param name=movie value='"&rsArticle("DefaultPicUrl")&"'>"
strTemp= strTemp &"<param name=quality value=high>"
strTemp= strTemp &"<param name='Play' value='-1mp= strTemp & "<img border=0 src=" & rsArticle("DefaultPicUrl") & " alt="&rsArticle("bigclassname")&"&#10"&rsArticle("title")&" height="& f &" width=125 >"
If (fso1.FileExists(pic_path)) Then
Set f1 = fso1.GetFile(pic_path)
ext=fso1.GetExtensionName(pic_path)
select case ext
case "gif","bmp","jpg","png":
else
if fileext="swf" then
strTemp= strTemp & "<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0' width='105' height='84'>"
ret(1)=int(abs(Str2Num(mid(sConv,1*nBits+1,nBits),2)-Str2Num(mid(sConv,0*nBits+1,nBits),2))/20)
ret(2)=int(abs(Str2Num(mid(sConv,3*nBits+1,nBits),2)-Str2Num(mid(sConv,2*nBits+1,nBits),2))/20)
w = 125 /(pp.imgW(server.mappath(rsArticle("DefaultPicUrl")))) 图片的高宽比
f = (pp.imgH(server.mappath(rsArticle("DefaultPicUrl")))) * w 得到高度
end if
end select
ret(3)="width=""" & ret(1) &""" height=""" & ret(2) &""""
getimagesize=ret
End Function
Public Function imgW(pic_path)
Set fso1 = server.CreateObject("Scripting.FileSystemObject")
case "464947":
aso.read(3)
ret(0)="GIF"