sgchannel.html

这个是java的quicktime for java 的详细使用文档

</TABLE>

<A NAME="getSampleDescription()"><!-- --></A><H3>
getSampleDescription</H3>
<PRE>
public final <A HREF="../../../quicktime/std/movies/media/SampleDescription.html">SampleDescription</A> <B>getSampleDescription</B>()
                                             throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>This method allows you to retrieve a sample description from the SGChannel. 
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a SampleDescription object.</DL>
</DD>
</DL>
<HR>

<A NAME="getSequenceGrabber()"><!-- --></A><H3>
getSequenceGrabber</H3>
<PRE>
public <A HREF="../../../quicktime/std/sg/SequenceGrabber.html">SequenceGrabber</A> <B>getSequenceGrabber</B>()</PRE>
<DL>
<DD>Returns the SequenceGrabber that the channel is attached too.<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="settingsDialog()"><!-- --></A><H3>
settingsDialog</H3>
<PRE>
public void <B>settingsDialog</B>()
                    throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Instructs the sequence grabber to display its settings dialog box to the user. 
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/REF/refSeqGrabComp.a.htm#pgfId=3758">QuickTime::SGSettingsDialog</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>channel</CODE> - Identifies the channel to be configured.</DL>
</DD>
</DL>
<HR>

<A NAME="settingsDialog(int, quicktime.std.comp.Component[])"><!-- --></A><H3>
settingsDialog</H3>
<PRE>
public void <B>settingsDialog</B>(int&nbsp;flags,
                           <A HREF="../../../quicktime/std/comp/Component.html">Component</A>[]&nbsp;panelList)
                    throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Instructs the sequence grabber to display its settings dialog box to the user. 
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/REF/refSeqGrabComp.a.htm#pgfId=3758">QuickTime::SGSettingsDialog</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>channel</CODE> - Identifies the channel to be configured.<DD><CODE>flags</CODE> - The control flags for the current operation.<DD><CODE>panelList</CODE> - An array of sequence grabber panel component identifiers. 
  Will only present these components in the panel component pop-up menu. Set to null to use all identifiers.
SGPanel[] panelList</DL>
</DD>
</DL>
<HR>

<A NAME="setDataSourceName(java.lang.String, int)"><!-- --></A><H3>
setDataSourceName</H3>
<PRE>
public void <B>setDataSourceName</B>(java.lang.String&nbsp;name,
                              int&nbsp;scriptTag)
                       throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Set the source identification information associated with a sequence grabber channel. 
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/REF/refSeqGrabChanComp.a.htm#refSeq236">QuickTime::SGChannelSetDataSourceName</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Source identification name.<DD><CODE>scriptTag</CODE> - source information誷 language code.</DL>
</DD>
</DL>
<HR>

<A NAME="getDataSourceName()"><!-- --></A><H3>
getDataSourceName</H3>
<PRE>
public <A HREF="../../../quicktime/std/sg/SGDataSourceInfo.html">SGDataSourceInfo</A> <B>getDataSourceName</B>()
                                   throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Get the source identification information associated with a sequence grabber channel. 
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/REF/refSeqGrabChanComp.a.htm#refSeq234">QuickTime::SGChannelGetDataSourceName</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - a SGVideoCompressorInfo object.<DD><CODE>scriptTag</CODE> - a SGVideoCompressorInfo object.</DL>
</DD>
</DL>
<HR>

<A NAME="setSettings(quicktime.std.movies.media.UserData)"><!-- --></A><H3>
setSettings</H3>
<PRE>
public void <B>setSettings</B>(<A HREF="../../../quicktime/std/movies/media/UserData.html">UserData</A>&nbsp;ud)
                 throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Configure a SequenceGrabber channel based on the UserData
 passed in. You typically get the UserData via a call to
 NewUserDataFromHandle or from first calling SGGetChannelSettings.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.d.htm#imSeqG294">QuickTime::SGSetChannelSettings</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ud</CODE> - Specifies a user data list with configuration information for the sequence grabber.</DL>
</DD>
</DL>
<HR>

<A NAME="getSettings()"><!-- --></A><H3>
getSettings</H3>
<PRE>
public <A HREF="../../../quicktime/std/movies/media/UserData.html">UserData</A> <B>getSettings</B>()
                     throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Retrieves the current settings of the SequenceGrabber channel.
 The sequence grabber places this configuration information into a Movie Toolbox user data list.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.d.htm#imSeqG290">QuickTime::SGGetChannelSettings</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ud</CODE> - Specifies a user data list with configuration information for the sequence grabber.</DL>
</DD>
</DL>
<HR>

<A NAME="setUsage(int)"><!-- --></A><H3>
setUsage</H3>
<PRE>
public void <B>setUsage</B>(int&nbsp;usage)
              throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Specifies how a channel is to be used by the SequenceGrabber component.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabChanComp.10.htm#imSeqG3">QuickTime::SGSetChannelUsage</a>  <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.f.htm#imSeqG315">QuickTime::SGSetChannelUsage</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>usage</CODE> - contains flags that specify how the channel is to be used</DL>
</DD>
</DL>
<HR>

<A NAME="getUsage()"><!-- --></A><H3>
getUsage</H3>
<PRE>
public int <B>getUsage</B>()
             throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Returns how the channel is being used by the SequenceGrabber component.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabChanComp.10.htm#imSeqG6">QuickTime::SGGetChannelUsage</a>  <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.f.htm#imSeqG318">QuickTime::SGGetChannelUsage</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>current usage flags</DL>
</DD>
</DL>
<HR>

<A NAME="setPlayFlags(int)"><!-- --></A><H3>
setPlayFlags</H3>
<PRE>
public void <B>setPlayFlags</B>(int&nbsp;playFlags)
                  throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Allows you to influence the speed and quality with which the sequence grabber displays data
 from a channel.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabChanComp.10.htm#imSeqG9">QuickTime::SGSetChannelPlayFlags</a>  <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.f.htm#imSeqG321">QuickTime::SGSetChannelPlayFlags</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>playFlags</CODE> - the flags</DL>
</DD>
</DL>
<HR>

<A NAME="getPlayFlags()"><!-- --></A><H3>
getPlayFlags</H3>
<PRE>
public int <B>getPlayFlags</B>()
                 throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Allows you to get the speed and quality with which the sequence grabber displays data
 from a channel.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabChanComp.10.htm#imSeqG11">QuickTime::SGGetChannelPlayFlags</a>  <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.f.htm#imSeqG324">QuickTime::SGGetChannelPlayFlags</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the flags</DL>
</DD>
</DL>
<HR>

<A NAME="setDevice(java.lang.String)"><!-- --></A><H3>
setDevice</H3>
<PRE>
public void <B>setDevice</B>(java.lang.String&nbsp;name)
               throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>The method allows the sequence grabber to assign a device to your channel.
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>the</CODE> - name of the device.</DL>
</DD>
</DL>
<HR>

<A NAME="getDeviceList(int)"><!-- --></A><H3>
getDeviceList</H3>
<PRE>
public <A HREF="../../../quicktime/std/sg/SGDeviceList.html">SGDeviceList</A> <B>getDeviceList</B>(int&nbsp;selectionFlags)
                           throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Get the list of currently available Sound Input Driver names.
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the sound input names list.<DT><B>See Also: </B><DD><CODE>(String driverName) to set the input driver.</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getTimeScale()"><!-- --></A><H3>
getTimeScale</H3>
<PRE>
public int <B>getTimeScale</B>()
                 throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>This method allows you to retrieve a channel誷 time scale.
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the time scale</DL>
</DD>
</DL>
<HR>

<A NAME="setOutput(quicktime.std.sg.SGOutput)"><!-- --></A><H3>
setOutput</H3>
<PRE>
public void <B>setOutput</B>(<A HREF="../../../quicktime/std/sg/SGOutput.html">SGOutput</A>&nbsp;output)
               throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/REF/refSeqGrabComp.c.htm#refSeq392">QuickTime::SGSetChannelOutput</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ouput</CODE> - this will be the output that is used by this channel.</DL>
</DD>
</DL>
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