原文地址：http://blog.csdn.net/hefeng_aspnet/article/details/9704857 一。后台拼字符串动态加载写法 前台调用代码 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head id="Head1" runat="server"> <title>视频播放</title> </head> <body> <form id="form1" runat="server"> <div> <table> <tr> <td> <div id="video_content" runat="server" style=""></div> </td> </tr> </table> </div> </form> </body> </html> 后台调用代码 protected void Page_Load(object sender, EventArgs e) { this.video_content.InnerHtml = PlayMedia.Play("http://hot.tudou.com/flv/005/680/205/5680205.flv", 472,385); } 视频播放类: using System; using System.Collections.Generic; using System.Text; namespace Common { public class PlayMedia { public PlayMedia() { // // TOD 在此处添加构造函数逻辑 // } public static string Play(string url, int width, int height) { string strTmp = url.ToLower(); if (strTmp.EndsWith(".wmv") || strTmp.EndsWith(".mp3") || strTmp.EndsWith(".wma") || strTmp.EndsWith(".avi") || strTmp.EndsWith(".asf") || strTmp.EndsWith(".mpg")) { return wmv(url, width, height); } else if (strTmp.EndsWith(".mp3")) { return mp3(url, width, height); } else if (strTmp.EndsWith(".swf")) { return swf(url, width, height); } else if (strTmp.EndsWith(".flv")) { return flv(url, width, height); } else if (strTmp.EndsWith(".jpg") || strTmp.EndsWith(".gif")) { return img(url, width, height); } else if (strTmp.EndsWith(".rm")) { return rm(url, width, height); } else { return "视频文件数据错误"; } } /// <summary> /// flv格式文件播放 /// </summary> /// <param name="url"></param> /// <returns></returns> private static string flv(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<object codeBase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,22,87" "); sb.Append("classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" "); sb.Append(" height="" + height + "" width="" + width + "" >"); sb.Append("<param name="FlashVars" value="vcastr_file="+ url +"&LogoText=www.um173.com&BufferTime=3">"); sb.Append("<param name="Movie" value="">"); sb.Append("<param name="allowFullScreen" value="true">"); sb.Append("<param name="WMode" value="Window">"); sb.Append("<param name="Play" value="1">"); sb.Append("<param name="Loop" value="-1">"); sb.Append("<param name="Quality" value="High">"); sb.Append("<param name="SAlign" value="">"); sb.Append("<param name="Menu" value="0">"); sb.Append("<param name="Base" value="">"); sb.Append("<param name="AllowScriptAccess" value="always">"); sb.Append("<param name="Scale" value="ShowAll">"); sb.Append("<param name="DeviceFont" value="0">"); sb.Append("<param name="EmbedMovie" value="0">"); sb.Append("<param name="BGColor" value="">"); sb.Append("<param name="SWRemote" value="">"); sb.Append("<param name="MovieData" value="">"); sb.Append("<param name="SeamlessTabbing" value="1">"); sb.Append("<param name="Profile" value="0">"); sb.Append("<param name="ProfileAddress" value="">"); sb.Append("<param name="ProfilePort" value="0">"); sb.Append("<embed src="" flashvars="vcastr_file="+ url +"&LogoText=www.um173.com" height="" + height + "" width="" + width + "" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" menu="false">"); sb.Append("</embed>"); sb.Append("</object>"); return sb.ToString(); } /// <summary> /// wmv格式文件播放 /// </summary> /// <param name="url"></param> /// <returns></returns> private static string wmv(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<object id="WMPlay" style="WIDTH: " + width + "px;height:" + height + "px" "); sb.Append("classid="CLSID:6BF52A52-394A-11D3-B153-00C04F79FAA6" type=application/x-oleobject standby="Loading Windows Media Player components...""); sb.Append("codebase="downloads/mediaplayer9.0_cn.exe" VIEWASTEXT> "); sb.Append("<param name="URL" value='" + url + "'> "); sb.Append("<param name="controls" value="ControlPanel,StatusBa">"); //<param name="CONTROLS" VALUE="ControlPanel,StatusBar"> sb.Append("<param name="hidden" value="1">"); sb.Append("<param name="ShowControls" value="0">"); sb.Append("<param name="rate" value="1"> "); sb.Append("<param name="balance" value="0"> "); sb.Append("<param name="currentPosition" value="-1"> "); sb.Append("<param name="defaultFrame" value=""> "); sb.Append("<param name="playCount" value="100"> "); sb.Append("<param name="autoStart" value="-1"> "); sb.Append("<param name="currentMarker" value="0"> "); sb.Append("<param name="invokeURLs" value="-1"> "); sb.Append("<param name="baseURL" value=""> "); sb.Append("<param name="volume" value="85"> "); sb.Append("<param name="mute" value="0"> "); sb.Append("<param name="uiMode" value="mini"> "); sb.Append("<param name="stretchToFit" value="0"> "); sb.Append("<param name="windowlessVideo" value="0"> "); sb.Append("<param name="enabled" value="-1"> "); sb.Append("<param name="enableContextMenu" value="false"> "); sb.Append("<param name="fullScreen" value="0"> "); sb.Append("<param name="SAMIStyle" value=""> "); sb.Append("<param name="SAMILang" value=""> "); sb.Append("<param name="SAMIFilename" value=""> "); sb.Append("<param name="captioningID" value=""> "); sb.Append("</object><br> "); return sb.ToString(); } private static string wma(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<object id="WMPlay" classid="clsid:22D6F312-B0F6-11D0-94AB-0080C74C7E95" style="Z-INDEX: 101; LEFT: 40px; WIDTH: 240px; POSITION: absolute; TOP: 32px; HEIGHT: 248px" >"); sb.Append("<param name="Filename" value="" + url + "">"); sb.Append("<param name="PlayCount" value="1">"); sb.Append("<param name="AutoStart" value="0">"); sb.Append("<param name="ClickToPlay" value="1">"); //sb.Append("<param name="DisplaySize" value="0">"); sb.Append("<param name="EnableFullScreen Controls" value="1">"); sb.Append("<param name="ShowAudio Controls" value="1">"); sb.Append("<param name="EnableContext Menu" value="1">"); sb.Append("<param name="ShowDisplay" value="1">"); sb.Append("</object>"); return sb.ToString(); } /// <summary> /// avi格式文件播放 /// </summary> /// <param name="url"></param> /// <returns></returns> private static string avi(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<object id="WMPlay" width="400" height="200" border="0" classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA">"); sb.Append("<param name="ShowDisplay" value="0">"); sb.Append("<param name="ShowControls" value="1">"); sb.Append("<param name="AutoStart" value="1">"); sb.Append("<param name="AutoRewind" value="0">"); sb.Append("<param name="PlayCount" value="0">"); sb.Append("<param name="Appearance value="0 value=""">"); sb.Append("<param name="BorderStyle value="0 value=""">"); sb.Append("<param name="MovieWindowHeight" value="240">"); sb.Append("<param name="MovieWindowWidth" value="320">"); sb.Append("<param name="FileName" value="" + url + "">"); sb.Append("</object>"); return sb.ToString(); } private static string mpg(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<object classid="clsid:05589FA1-C356-11CE-BF01-00AA0055595A" id="WMPlay" width="239" height="250">"); sb.Append("<param name="Filename" value="" + url + "" valuetype="ref">"); sb.Append("<param name="Appearance" value="0">"); sb.Append("<param name="AutoStart" value="-1">"); sb.Append("<param name="AllowChangeDisplayMode" value="-1">"); sb.Append("<param name="AllowHideDisplay" value="0">"); sb.Append("<param name="AllowHideControls" value="-1">"); sb.Append("<param name="AutoRewind" value="-1">"); sb.Append("<param name="Balance" value="0">"); sb.Append("<param name="CurrentPosition" value="0">"); sb.Append("<param name="DisplayBackColor" value="0">"); sb.Append("<param name="DisplayForeColor" value="16777215">"); sb.Append("<param name="DisplayMode" value="0">"); sb.Append("<param name="Enabled" value="-1">"); sb.Append("<param name="EnableContextMenu" value="-1">"); sb.Append("<param name="EnablePositionControls" value="-1">"); sb.Append("<param name="EnableSelectionControls" value="0">"); sb.Append("<param name="EnableTracker" value="-1">"); sb.Append("<param name="FullScreenMode" value="0">"); sb.Append("<param name="MovieWindowSize" value="0">"); sb.Append("<param name="PlayCount" value="1">"); sb.Append("<param name="Rate" value="1">"); sb.Append("<param name="SelectionStart" value="-1">"); sb.Append("<param name="SelectionEnd" value="-1">"); sb.Append("<param name="ShowControls" value="-1">"); sb.Append("<param name="ShowDisplay" value="-1">"); sb.Append("<param name="ShowPositionControls" value="0">"); sb.Append("<param name="ShowTracker" value="-1">"); sb.Append("<param name="Volume" value="-480">"); sb.Append("</object>"); return sb.ToString(); } private static string rm(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<object ID="WMPlay" codebase="downloads/RealPlayer10-5GOLD_cn0302.exe" CLASSID="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" HEIGHT=" + height + " WIDTH=" + width + ">"); sb.Append("<param name="SRC" value="" + url + "">"); //sb.Append("<param name="_ExtentX" value="9313">"); //sb.Append("<param name="_ExtentY" value="7620">"); sb.Append("<param name="AUTOSTART" value="0">"); sb.Append("<param name="SHUFFLE" value="0">"); sb.Append("<param name="PREFETCH" value="0">"); sb.Append("<param name="NOLABELS" value="0">"); sb.Append("<param name="CONTROLS" value="ImageWindow,ControlPanel,statusbar">"); sb.Append("<param name="CONSOLE" value="Clip1">"); sb.Append("<param name="LOOP" value="0">"); sb.Append("<param name="NUMLOOP" value="0">"); sb.Append("<param name="CENTER" value="0">"); sb.Append("<param name="MAINTAINASPECT" value="0">"); sb.Append("<param name="BACKGROUNDCOLOR" value="#000000">"); //sb.Append("<embed SRC type="audio/x-pn-realaudio-plugin" CONSOLE="Clip1" CONTROLS="ImageWindow" HEIGHT="250" WIDTH="354" AUTOSTART="false">"); sb.Append("</object>"); return sb.ToString(); } private static string swf(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<object codeBase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,22,87" "); sb.Append(" height="" + height + "" width="" + width + "" >"); sb.Append("<param name="FlashVars" value="">"); sb.Append("<param name="Movie" value="" + url + "">"); sb.Append("<param name="Src" value="" + url + "">"); sb.Append("<param name="WMode" value="Window">"); sb.Append("<param name="Play" value="-1">"); sb.Append("<param name="Loop" value="-1">"); sb.Append("<param name="Quality" value="High">"); sb.Append("<param name="SAlign" value="">"); sb.Append("<param name="Menu" value="0">"); sb.Append("<param name="Base" value="">"); sb.Append("<param name="AllowScriptAccess" value="always">"); sb.Append("<param name="Scale" value="ShowAll">"); sb.Append("<param name="DeviceFont" value="0">"); sb.Append("<param name="EmbedMovie" value="0">"); sb.Append("<param name="BGColor" value="">"); sb.Append("<param name="SWRemote" value="">"); sb.Append("<param name="MovieData" value="">"); sb.Append("<param name="SeamlessTabbing" value="1">"); sb.Append("<embed src="" + url + "" height="" + height + "" width="" + width + "" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer"type="application/x-shockwave-flash" menu="false">"); sb.Append("</embed>"); sb.Append("</object>"); return sb.ToString(); } private static string mp3(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<object classid="WMPlay" codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=6,4,5,715" type="application/x-oleobject" width=" + width + " height=" + height + " hspace="0" standby="Loading Microsoft Windows Media Player components..." id="NSPlay">"); sb.Append("<param name="AutoRewind" value="0">"); sb.Append("<param name="FileName" value=" + url + ">"); sb.Append("<param name="ShowControls" value="1">"); sb.Append("<param name="ShowPositionControls" value="0">"); sb.Append("<param name="ShowAudioControls" value="1">"); sb.Append("<param name="ShowTracker" value="0">"); sb.Append("<param name="ShowDisplay" value="0">"); sb.Append("<param name="ShowStatusBar" value="1">"); sb.Append("<param name="ShowGotoBar" value="0">"); sb.Append("<param name="ShowCaptioning" value="0">"); sb.Append("<param name="AutoStart" value="1">"); sb.Append("<param name="Volume" value="-2500">"); sb.Append("<param name="AnimationAtStart" value="0">"); sb.Append("<param name="TransparentAtStart" value="0">"); sb.Append("<param name="AllowChangeDisplaySize" value="0">"); sb.Append("<param name="AllowScan" value="0">"); sb.Append("<param name="EnableContextMenu" value="0">"); sb.Append("<param name="ClickToPlay" value="0">"); sb.Append("</object>"); return sb.ToString(); } private static string img(string url, int width, int height) { System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<img src="" + url + "" height="" + height + "" width="" + width + "" border="0">"); return sb.ToString(); } } } 二。前台拼字符串JS调用写法 FLV需要播放器，其它视频格式直接插入相应的代码即可。 ------------------------------------- /** *参数说明 u - 媒体URL w - 媒体宽度width h - 媒体高度height */ //播放Mediaplayer格式的视频，包括.avi .mpg .mpeg .wmv .wma .asf .mid .mp3等 function pv_m(u, w, h){ var pv=''; pv += '<object width="'+w+'" height="'+h+'" id="iask_v" classid="CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95" codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=6,4,5,715" standby="Loading Microsoft Windows Media Player components..." type="application/x-oleobject">'; pv += '<param name="FileName" value="'+u+'">'; pv += '<param name="AutoStart" value="1">'; pv += '<param name="AutoSize" value="1">'; pv += '<param name="ShowControls" value="1">'; pv += '<param name="ShowPositionControls" value="0">'; pv += '<param name="ShowAudioControls" value="1">'; pv += '<param name="ShowTracker" value="1">'; pv += '<param name="ShowDisplay" value="0">'; pv += '<param name="ShowStatusBar" value="1">'; pv += '<param name="ShowGotoBar" value="0">'; pv += '<param name="ShowCaptioning" value="0">'; pv += '<param name="PlayCount" value="1">'; pv += '<param name="AnimationAtStart" value="0">'; pv += '<param name="TransparentAtStart" value="0">'; pv += '<param name="AllowScan" value="0">'; pv += '<param name="EnableContextMenu" value="0">'; pv += '<param name="ClickToPlay" value="0">'; pv += '<param name="InvokeURLs" value="1">'; pv += '<param name="DefaultFrame" value="">'; pv += '<embed src="'+u+'" width="'+w+'" height="'+h+'" type="application/x-mplayer2" pluginspage="http://www.microsoft.com/isapi/redir.dll?prd=windows&;sbp=mediaplayer&ar=media&sba=plugin&" name="MediaPlayer" showcontrols="1" showpositioncontrols="0" showaudiocontrols="1" showtracker="1" showdisplay="0" showstatusbar="1" autosize="0" showgotobar="0" showcaptioning="0" autostart="1" autorewind="0" animationatstart="0" transparentatstart="0" allowscan="1" enablecontextmenu="1" clicktoplay="0" invokeurls="1" defaultframe=""></embed>'; pv += '</object>'; document.write(pv); } //播放Realplay格式的视频，包括.rm .ram .rmvb等 function pv_r(u, w, h){ var pv=''; pv += '<object width="'+w+'" height="'+h+'" id="iask_v" classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA">'; pv += '<param name="SRC" value="'+u+'">'; pv += '<param name="AUTOSTART" value="1">'; pv += '<param name="CONTROLS" value="Imagewindow,StatusBar,ControlPanel">'; pv += '<param name="_ExtentX" value="18415">'; pv += '<param name="_ExtentY" value="9102">'; pv += '<param name="SHUFFLE" value="0">'; pv += '<param name="PREFETCH" value="0">'; pv += '<param name="NOLABELS" value="0">'; pv += '<param name="CONSOLE" value="Clip1">'; pv += '<param name="LOOP" value="0">'; pv += '<param name="NUMLOOP" value="0">'; pv += '<param name="CENTER" value="0">'; pv += '<param name="MAINTAINASPECT" value="0">'; pv += '<param name="BACKGROUNDCOLOR" value="#000000">'; pv += '<embed src="'+u+'" width="'+w+'" height="'+h+'" type="audio/x-pn-realaudio-plugin" console="Clip1" controls="Imagewindow,StatusBar,ControlPanel" autostart="true">'; pv += '</object>'; document.write(pv); } //播放Quicktime格式的视频，包括.mov .amr .3gp等 function pv_q(u, w, h){ var pv=''; pv += '<object width="'+w+'" height="'+h+'" classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab">'; pv += '<param name="src" value="'+u+'">'; pv += '<param name="controller" value="true">'; pv += '<param name="type" value="video/quicktime">'; pv += '<param name="autoplay" value="true">'; pv += '<param name="target" value="myself">'; pv += '<param name="bgcolor" value="black">'; pv += '<param name="pluginspage" value="http://www.apple.com/quicktime/download/index.html">'; pv += '<embed src="'+u+'" width="'+w+'" height="'+h+'" controller="true" align="middle" bgcolor="black" target="myself" type="video/quicktime" pluginspage="http://www.apple.com/quicktime/download/index.html"></embed>'; pv += '</object>'; document.write(pv); }