📄 csdn_文档中心_在中visual studio _net 2003利用directshow播放媒体文件(五).htm
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OnPaint();<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>afx_msg
HCURSOR OnQueryDragIcon();<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>DECLARE_MESSAGE_MAP()<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><B
style="mso-bidi-font-weight: normal">afx_msg HRESULT
OnGraphNotify(WPARAM wParam,LPARAM
lParam);<o:p></o:p></B></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: blue; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">private</SPAN><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">:<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>IGraphBuilder *m_pGraph;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>IMediaControl *m_pMediaControl;<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>IMediaEventEx *m_pEvent;</SPAN></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US>PlayWndDlg.cpp</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，如下：</SPAN></FONT></P>
<TABLE border=1 cellPadding=0 cellSpacing=0 class=MsoTableGrid
style="BORDER-BOTTOM: medium none; BORDER-COLLAPSE: collapse; BORDER-LEFT: medium none; BORDER-RIGHT: medium none; BORDER-TOP: medium none; mso-border-alt: solid windowtext .5pt; mso-yfti-tbllook: 480; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">
<TBODY>
<TR
style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
<TD
style="BACKGROUND-COLOR: transparent; BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: windowtext 1pt solid; BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: windowtext 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm; WIDTH: 426.1pt; mso-border-alt: solid windowtext .5pt"
vAlign=top width=568>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>ON_BN_CLICKED(IDC_BROWSE_BUTTON,
OnBnClickedBrowseButton)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>ON_BN_CLICKED(IDC_PLAY_BUTTON,
OnBnClickedPlayButton)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>ON_BN_CLICKED(IDC_PAUSE_BUTTON,
OnBnClickedPauseButton)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>ON_BN_CLICKED(IDCANCEL,
OnBnClickedCancel)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><B
style="mso-bidi-font-weight: normal">ON_MESSAGE(WM_GRAPHNOTIFY,
OnGraphNotify)<o:p></o:p></B></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">END_MESSAGE_MAP()</SPAN></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><o:p><FONT size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT
size=3>实现如下：</FONT></SPAN></P>
<TABLE border=1 cellPadding=0 cellSpacing=0 class=MsoTableGrid
style="BORDER-BOTTOM: medium none; BORDER-COLLAPSE: collapse; BORDER-LEFT: medium none; BORDER-RIGHT: medium none; BORDER-TOP: medium none; mso-border-alt: solid windowtext .5pt; mso-yfti-tbllook: 480; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">
<TBODY>
<TR
style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
<TD
style="BACKGROUND-COLOR: transparent; BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: windowtext 1pt solid; BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: windowtext 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm; WIDTH: 426.1pt; mso-border-alt: solid windowtext .5pt"
vAlign=top width=568>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">HRESULT
CPlayWndDlg::OnGraphNotify(WPARAM wParam,LPARAM
lParam)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">{<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="COLOR: blue">long</SPAN> levCode, lparam1,
lparam2;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>HRESULT
hr;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="COLOR: blue">while</SPAN> (hr =
m_pEvent->GetEvent(&levCode, &lparam1,
&lparam2, 0), SUCCEEDED(hr))<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>{<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 2">
</SPAN>hr = m_pEvent->FreeEventParams(levCode, lparam1,
lparam2);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 2">
</SPAN><SPAN style="COLOR: blue">if</SPAN> ((EC_COMPLETE ==
levCode) || (EC_USERABORT == levCode))<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 2">
</SPAN>{<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 3">
</SPAN>TRACE("End of the media
file!!.\n");<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 3">
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