通过页面抓取照片

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<HTML><HEAD><TITLE>te</TITLE>
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<META content=JavaScript name=vs_defaultClientScript>
<META content=http://schemas.microsoft.com/intellisense/ie5
name=vs_targetSchema><LINK href="te.files/mycss.css" type=text/css
rel=stylesheet></HEAD>
<BODY background=te.files/qback1.gif>
<FORM id=Form1 name=Form1 action=te.aspx method=post>  
<TABLE id=Table1 style="POSITION: static" borderColor=#cccccc cellSpacing=0
cellPadding=0 width=500 align=center bgColor=#ffffff border=1>
<TBODY>
<TR>
<TD style="LINE-HEIGHT: 1.5em; HEIGHT: 35px" borderColor=#ffffff
background=te.files/titledown.gif colSpan=2><FONT face=宋体></FONT></TD></TR>
<TR>
<TD
style="PADDING-LEFT: 15px; COLOR: #660033; LINE-HEIGHT: 1.5em; PADDING-TOP: 10px"
vAlign=top borderColor=#ffffff align=left
background=te.files/bg1.gif><FONT face=宋体>友善提醒：<BR>1、如果别的程
序（如qq）或者其他网页正在使用摄像头,请先关闭相关程序，否则本</FONT><FONT
face=宋体>网页对摄像头的功能不能使用。<BR>2、本网页必须使用一个插件ezvidc60.ocx，如果你未安装，请<A
href="http://nnyc.vicp.net:4099/schoolstation/source/ezvid.rar">下载安装</A>,(把下载的文件ezvid.rar解压到一个目录后，双击执行ezvid.bat即可)。如果您认为这会威胁到您计算机的安全，请关闭本页。</FONT></FONT></TD>
<TD style="HEIGHT: 222px" borderColor=#ffffff align=center>
<OBJECT id=Form1_vd height=240 width=320
classid=CLSid:DF6D6569-5B0C-11D3-9396-008029E9B3A6 name=Form1_vd
VIEWASTEXT>
<PARAM NAME="_ExtentX" VALUE="8467">
<PARAM NAME="_ExtentY" VALUE="6350">
<PARAM NAME="AutoSize" VALUE="-1">
<PARAM NAME="CenterVideo" VALUE="-1">
<PARAM NAME="BackColor" VALUE="-2147483643">
<PARAM NAME="BorderStyle" VALUE="1">
<PARAM NAME="VideoBorder" VALUE="1">
<PARAM NAME="DriverIndex" VALUE="0">
<PARAM NAME="Preview" VALUE="-1">
<PARAM NAME="PreviewRate" VALUE="15">
<PARAM NAME="Overlay" VALUE="0">
<PARAM NAME="StretchPreview" VALUE="0">
<PARAM NAME="CancelKey" VALUE="0">
<PARAM NAME="CaptureRate" VALUE="66666">
<PARAM NAME="MakeUserConfirmCapture" VALUE="-1">
<PARAM NAME="PercentDropForError" VALUE="10">
<PARAM NAME="CaptureViaBackgroundThread" VALUE="0">
<PARAM NAME="IndexSize" VALUE="27000">
<PARAM NAME="CaptureAudio" VALUE="0">
<PARAM NAME="AbortLeftMouse" VALUE="-1">
<PARAM NAME="AbortRightMouse" VALUE="-1">
<PARAM NAME="TimeLimitEnabled" VALUE="0">
<PARAM NAME="TimeLimit" VALUE="30">
<PARAM NAME="StreamMaster" VALUE="0">
<PARAM NAME="YieldEventEnabled" VALUE="0">
<PARAM NAME="FrameEventEnabled" VALUE="0">
<PARAM NAME="VideoStreamEventEnabled" VALUE="0">
<PARAM NAME="WaveStreamEventEnabled" VALUE="0">
<PARAM NAME="UsePreciseCaptureControls" VALUE="0">
<embed src="8467" width="320" height="240" _extentx="8467" _extenty="6350" autosize="-1" centervideo="-1" backcolor="-2147483643" borderstyle="1" videoborder="1" driverindex="0" preview="-1" previewrate="15" overlay="0" stretchpreview="0" cancelkey="0" capturerate="66666" makeuserconfirmcapture="-1" percentdropforerror="10" captureviabackgroundthread="0" indexsize="27000" captureaudio="0" abortleftmouse="-1" abortrightmouse="-1" timelimitenabled="0" timelimit="30" streammaster="0" yieldeventenabled="0" frameeventenabled="0" videostreameventenabled="0" wavestreameventenabled="0" useprecisecapturecontrols="0">
</embed>
</OBJECT></TD></TR>
<TR>
<TD style="HEIGHT: 36px" align=center background=te.files/title.gif
colSpan=2><FONT
face=宋体><INPUT onclick=catchone(); type=button value=照相></FONT></TD></TR></TBODY></TABLE></FORM>
<SCRIPT language=javascript>
    function catchone()
    {
        Form1.Form1_vd.SaveDIB("c:\\hosngcapture.dib");
        alert("图像存放在 c:\\hosngcapture.dib");
    }

</SCRIPT>
</BODY></HTML>

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</SCRIPT>
</BODY></HTML>