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width=15 border=0>&nbsp;DirectShow幫助文檔學習筆記之DirectShow Enumerated Types</A> 
</DIV>
<DIV class=postText>
<DIV class=Section1 style="LAYOUT-GRID:  15.6pt none">
<P class=MsoNormal 
style="TEXT-ALIGN: center; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-outline-level: 1" 
align=center><A name=directshowenumeratedtypes></A><STRONG><SPAN lang=EN-US 
style="FONT-SIZE: 16pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 18.0pt"><A 
title=DirectShow 
href="http://blog.csdn.net/zhangxinbin/archive/2006/10/22/DirectShow">DirectShow</A> 
Enumerated Types<O:P></O:P></SPAN></STRONG></P>
<P class=MsoNormal 
style="TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">This 
section describes the Microsoft? <A title=DirectShow 
href="http://blog.csdn.net/zhangxinbin/archive/2006/10/22/DirectShow">DirectShow</A>? 
enumerated types. Closed captioning, DVD, VMR-7, VMR-9 and Video Port Extension 
(VPE) enumerated types are grouped by functionality below the primary 
list.<O:P></O:P></SPAN></P>
<TABLE class=MsoNormalTable 
style="mso-padding-alt: 3.75pt 3.75pt 3.75pt 3.75pt; mso-cellspacing: 1.5pt" 
cellPadding=0 border=0>
  <TBODY>
  <TR style="mso-yfti-irow: 0">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><STRONG><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Enumerated 
      Type</SPAN></STRONG><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><STRONG><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Description</SPAN></STRONG><SPAN 
      lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 1">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/am_aspect_ratio_modeenumeration.htm"><STRONG>AM_ASPECT_RATIO_MODE</STRONG></A><O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Specifies 
      the aspect ratio of a video image in a display 
      window.<O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 2">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/_am_audio_renderer_stat_paramenumeration.htm"><STRONG>_AM_AUDIO_RENDERER_STAT_PARAM</STRONG></A><O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Specifies 
      which performance information to retrieve from the audio <SPAN 
      class=SpellE>renderer</SPAN>.<O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 3">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/am_filter_misc_flagsenumeration.htm"><STRONG>_AM_FILTER_MISC_FLAGS</STRONG></A> 
      <O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Contains 
      the source or <SPAN class=SpellE>renderer</SPAN> <A title=Filter 
      href="http://blog.csdn.net/zhangxinbin/archive/2006/10/22/Filter">Filter</A> 
      flags.<O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 4">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/am_graph_config_reconnect_flagsenumeration.htm"><STRONG>AM_GRAPH_CONFIG_RECONNECT_FLAGS</STRONG></A><O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Specifies 
      how to reconnect filters when dynamically rebuilding the <A title=Filter 
      href="http://blog.csdn.net/zhangxinbin/archive/2006/10/22/Filter">Filter</A> 
      <A title=Graph 
      href="http://blog.csdn.net/zhangxinbin/archive/2006/10/22/Graph">Graph</A>.<O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 5">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/am_intf_search_flagsenumeration.htm"><STRONG>AM_INTF_SEARCH_FLAGS</STRONG></A><O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Specifies 
      the types of object to search, when attempting to find an interface on the 
      <A title=Filter 
      href="http://blog.csdn.net/zhangxinbin/archive/2006/10/22/Filter">Filter</A> 
      <A title=Graph 
      href="http://blog.csdn.net/zhangxinbin/archive/2006/10/22/Graph">Graph</A>.<O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 6">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/mpeg2levelenumeration.htm"><STRONG>AM_MPEG2Level</STRONG></A> 
      <O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Indicates 
      the MPEG-2 video level as specified in the MPEG-2 video 
      standard.<O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 7">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/mpeg2profileenumeration.htm"><STRONG>AM_MPEG2Profile</STRONG></A> 
      <O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Indicates 
      the MPEG-2 video profile as specified in the MPEG-2 video standard. 
      <O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 8">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/am_overlay_notify_flagsenumeration.htm"><STRONG>AM_OVERLAY_NOTIFY_FLAGS</STRONG></A> 
      <O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Contains 
      information on what the overlay has changed or what the overlay is about 
      to change. <O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 9">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/am_pin_connection_block_flagsenumeration.htm"><STRONG>AM_PIN_CONNECTION_BLOCK_FLAGS</STRONG></A><O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt">Defines 
      flags that specify how to block data flow from an output 
      pin.<O:P></O:P></SPAN></P></TD></TR>
  <TR style="mso-yfti-irow: 10">
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>
      <P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
      align=left><SPAN lang=EN-US 
      style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-bidi-font-family: 宋體; mso-font-kerning: 0pt"><A 
      href="mk:@MSITStore:C:\DXSDK\Doc\DirectX9\DirectX9_c.chm::/directx/htm/am_pushsource_flagsenumeration.htm"><STRONG>AM_PUSHSOURCE_FLAGS</STRONG></A><O:P></O:P></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 3.75pt; PADDING-LEFT: 3.75pt; PADDING-BOTTOM: 3.75pt; PADDING-TOP: 3.75pt" 
    vAlign=top>