📄 sgvideochannel.html
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</TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/std/sg/SGVideoChannel.html#setCompressor(int, int, int, int, int)">setCompressor</A></B>(int depth, int compressor, int spatialQuality, int temporalQuality, int keyFrameRate)</CODE><BR> <B>Deprecated.</B> <I>see setCompressor which takes a Compressor parameter</I></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/std/sg/SGVideoChannel.html#setCompressorType(int)">setCompressorType</A></B>(int compressorType)</CODE><BR> Set the type of Video Compressor <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabChanComp.12.htm#imSeqG64">QuickTime::SGSetVideoCompressorType</a> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.11.htm#imSeqG27">QuickTime::SGSetVideoCompressorType</a> </b><BR><BR></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/std/sg/SGVideoChannel.html#setDigitizerComponent(quicktime.std.sg.VideoDigitizer)">setDigitizerComponent</A></B>(<A HREF="../../../quicktime/std/sg/VideoDigitizer.html">VideoDigitizer</A> vdig)</CODE><BR> Allows you to assign a video digitizer component to a video channel.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/std/sg/SGVideoChannel.html#setFrameRate(float)">setFrameRate</A></B>(float frameRate)</CODE><BR> The SGSetFrameRate function allows you to specify a video channel誷 frame rate for recording.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/std/sg/SGVideoChannel.html#setVideoRect(quicktime.qd.QDRect)">setVideoRect</A></B>(<A HREF="../../../quicktime/qd/QDRect.html">QDRect</A> r)</CODE><BR> Allows you to specify the portion of the source video image that is to be captured.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_quicktime.std.sg.VisualChannel"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class quicktime.std.sg.<A HREF="../../../quicktime/std/sg/VisualChannel.html">VisualChannel</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/std/sg/VisualChannel.html#getBounds()">getBounds</A>, <A HREF="../../../quicktime/std/sg/VisualChannel.html#getClip()">getClip</A>, <A HREF="../../../quicktime/std/sg/VisualChannel.html#getMatrix()">getMatrix</A>, <A HREF="../../../quicktime/std/sg/VisualChannel.html#setBounds(quicktime.qd.QDRect)">setBounds</A>, <A HREF="../../../quicktime/std/sg/VisualChannel.html#setClip(quicktime.qd.Region)">setClip</A>, <A HREF="../../../quicktime/std/sg/VisualChannel.html#setMatrix(quicktime.std.image.Matrix)">setMatrix</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_quicktime.std.sg.SGChannel"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class quicktime.std.sg.<A HREF="../../../quicktime/std/sg/SGChannel.html">SGChannel</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/std/sg/SGChannel.html#getDataSourceName()">getDataSourceName</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#getDeviceList(int)">getDeviceList</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#getPlayFlags()">getPlayFlags</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#getSampleDescription()">getSampleDescription</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#getSequenceGrabber()">getSequenceGrabber</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#getSettings()">getSettings</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#getTimeScale()">getTimeScale</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#getUsage()">getUsage</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#setDataSourceName(java.lang.String, int)">setDataSourceName</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#setDevice(java.lang.String)">setDevice</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#setOutput(quicktime.std.sg.SGOutput)">setOutput</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#setPlayFlags(int)">setPlayFlags</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#setSettings(quicktime.std.movies.media.UserData)">setSettings</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#settingsDialog()">settingsDialog</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#settingsDialog(int, quicktime.std.comp.Component[])">settingsDialog</A>, <A HREF="../../../quicktime/std/sg/SGChannel.html#setUsage(int)">setUsage</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_quicktime.std.comp.Component"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class quicktime.std.comp.<A HREF="../../../quicktime/std/comp/Component.html">Component</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/std/comp/Component.html#count()">count</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_quicktime.std.comp.ComponentIdentifier"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class quicktime.std.comp.<A HREF="../../../quicktime/std/comp/ComponentIdentifier.html">ComponentIdentifier</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/std/comp/ComponentIdentifier.html#find(quicktime.std.comp.ComponentDescription)">find</A>, <A HREF="../../../quicktime/std/comp/ComponentIdentifier.html#find(quicktime.std.comp.ComponentIdentifier, quicktime.std.comp.ComponentDescription)">find</A>, <A HREF="../../../quicktime/std/comp/ComponentIdentifier.html#getInfo()">getInfo</A>, <A HREF="../../../quicktime/std/comp/ComponentIdentifier.html#toString()">toString</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_quicktime.QTObject"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class quicktime.<A HREF="../../../quicktime/QTObject.html">QTObject</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/QTObject.html#disposeQTObject()">disposeQTObject</A>, <A HREF="../../../quicktime/QTObject.html#equals(java.lang.Object)">equals</A>, <A HREF="../../../quicktime/QTObject.html#ID(quicktime.QTObject)">ID</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class java.lang.Object</B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Constructor Detail</B></FONT></TD></TR></TABLE><A NAME="SGVideoChannel(quicktime.std.sg.SequenceGrabber)"><!-- --></A><H3>SGVideoChannel</H3><PRE>public <B>SGVideoChannel</B>(<A HREF="../../../quicktime/std/sg/SequenceGrabber.html">SequenceGrabber</A> owner) throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE><DL><DD>Creates a sequence grabber channel and assigns a channel component to the channel. The channel component is responsible for providing digitized data to the sequence grabber component. <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.b.htm#imSeqG214">QuickTime::SGNewChannel</a> </b><BR><BR><DT><B>Parameters:</B><DD><CODE>owner</CODE> - specifies the sequence grabber component the channel is attached to.</DL></DD></DL><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Method Detail</B></FONT></TD></TR></TABLE><A NAME="getImageDescription()"><!-- --></A><H3>getImageDescription</H3><PRE>public final <A HREF="../../../quicktime/std/image/ImageDescription.html">ImageDescription</A> <B>getImageDescription</B>() throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE><DL><DD>This method allows you to retrieve a music sample description from the SGChannel. </DL></DD><DD><DL><DT><B>Returns:</B><DD>a ImageDescription object.</DL></DD></DL><HR><A NAME="setCompressorType(int)"><!-- --></A><H3>setCompressorType</H3><PRE>public void <B>setCompressorType</B>(int compressorType) throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE><DL><DD>Set the type of Video Compressor <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabChanComp.12.htm#imSeqG64">QuickTime::SGSetVideoCompressorType</a> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.11.htm#imSeqG27">QuickTime::SGSetVideoCompressorType</a> </b><BR><BR></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>compressorType</CODE> - sets the type of compressor to use on the channel.</DL></DD></DL><HR><A NAME="getCompressorType()"><!-- --></A><H3>getCompressorType</H3><PRE>public int <B>getCompressorType</B>() throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE><DL><DD>Get the Video Compressor Type <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabChanComp.12.htm#imSeqG67">QuickTime::SGGetVideoCompressorType</a> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.11.htm#imSeqG31">QuickTime::SGGetVideoCompressorType</a> </b><BR><BR></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>compressorType</CODE> - sets the type of compressor to use on the channel.</DL></DD></DL><HR><A NAME="setCompressor(int, int, int, int, int)"><!-- --></A><H3>setCompressor</H3><PRE>public void <B>setCompressor</B>(int depth, int compressor, int spatialQuality, int temporalQuality, int keyFrameRate) throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE><DL><DD><B>Deprecated.</B> <I>see setCompressor which takes a Compressor parameter</I><P><DD>Set a channel誷 current image-compression parameters. <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabChanComp.12.htm#imSeqG69">QuickTime::SGSetVideoCompressor</a> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QTC/imSeqGrabComp.11.htm#imSeqG33">QuickTime::SGSetVideoCompressor</a> </b><BR><BR></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>depth</CODE> - Specifies the depth at which the image is likely to be viewed.<DD><CODE>compressor</CODE> - Specifies the image compressor identifier.<DD><CODE>spatialQuality</CODE> - Specifies the desired compressed image quality.<DD><CODE>temporalQuality</CODE> - This parameter governs the level of compression you desire with respect to information between successive frames in the sequence.<DD><CODE>keyFrameRate</CODE> - Specifies the maximum number of frames allowed between key frames.</DL></DD></DL><HR>⌨️ 快捷键说明
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