关于视频点播的问题。

[pandaluo]

我用windows meida palyer的控件做了一个视频点播的系统，可以实现播放的功能，但是现在要这样：用户可以对视频文件进行简单的编辑，例如，我第一个文件的第一分钟到第三分钟的内容，跟着到第二个文件的第二分钟到第五分钟，跟着要第三个件的每六到第九分钟，然后系统自动按用户的要求依次播放，。
我播的是.asf流媒体文件，如何实现？？？？？？？？？
控件的代码如下：
<OBJECT id=WMPlay
codeBase="http://activex.microsoft.com/activex/controls/mplayer/en/ nsmp2inf.cab#Version=6,4,5,715"
type=application/x-oleobject
standby="Loading Microsoft? Windows Media? Player components..."
classid=CLSID:22D6f312-B0F6-11D0-94AB-0080C74C7E95>
<param name="AudioStream" value="-1">
<param name="AutoSize" value="-1">
<param name="AutoStart" value="0">
<param name="AnimationAtStart" value="-1">
<param name="AllowScan" value="-1">
<param name="AllowChangeDisplaySize" value="-1">
<param name="AutoRewind" value="0">
<param name="Balance" value="0">
<param name="BaseURL" value>
<param name="BufferingTime" value="5">
<param name="CaptioningID" value>
<param name="ClickToPlay" value="-1">
<param name="CursorType" value="0">
<param name="CurrentPosition" value="-1">
<param name="CurrentMarker" value="0">
<param name="DefaultFrame" value>
<param name="DisplayBackColor" value="0">
<param name="DisplayForeColor" value="16777215">
<param name="DisplayMode" value="0">
<param name="DisplaySize" value="0">
<param name="Enabled" value="-1">
<param name="EnableContextMenu" value="-1">
<param name="EnablePositionControls" value="-1">
<param name="EnableFullScreenControls" value="0">
<param name="EnableTracker" value="-1">
<param name="Filename" value=>
<param name="InvokeURLs" value="-1">
<param name="Language" value="-1">
<param name="Mute" value="0">
<param name="PlayCount" value="1">
<param name="PreviewMode" value="0">
<param name="Rate" value="1">
<param name="SAMILang" value>
<param name="SAMIStyle" value>
<param name="SAMIFileName" value>
<param name="SelectionStart" value="-1">
<param name="SelectionEnd" value="-1">
<param name="SendOpenStateChangeEvents" value="-1">
<param name="SendWarningEvents" value="-1">
<param name="SendErrorEvents" value="-1">
<param name="SendKeyboardEvents" value="0">
<param name="SendMouseClickEvents" value="0">
<param name="SendMouseMoveEvents" value="0">
<param name="SendPlayStateChangeEvents" value="-1">
<param name="ShowCaptioning" value="0">
<param name="ShowControls" value="0">
<param name="ShowAudioControls" value="-1">
<param name="ShowDisplay" value="0">
<param name="ShowGotoBar" value="0">
<param name="ShowPositionControls" value="-1">
<param name="ShowStatusBar" value="0">
<param name="ShowTracker" value="-1">
<param name="TransparentAtStart" value="0">
<param name="VideoBorderWidth" value="0">
<param name="VideoBorderColor" value="0">
<param name="VideoBorder3D" value="0">
<param name="Volume" value="-600">
<param name="WindowlessVideo" value="0">
<embed type=application/x-mplayer2 pluginspage=http://www.microsoft.com/Windows/MediaPlayer/ name='MediaPlayer' AutoStart=1 TransparentAtStart=0 AniationAtStart=1 AutoSize=1 ShowControls=1 ShowTracker=1 DisplaySize=true ShowDisplay=0 width=286 height=215 ShowStatusBar=1></embed>
</OBJECT>