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NVVideoCaptureUtil (LWJGL API)
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org.lwjgl.opengl</FONT>
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Class NVVideoCaptureUtil</H2>
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<PRE>
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java.lang.Object
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<IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>org.lwjgl.opengl.NVVideoCaptureUtil</B>
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</PRE>
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<DL>
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<DT><PRE>public final class <B>NVVideoCaptureUtil</B><DT>extends java.lang.Object</DL>
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</PRE>
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<P>
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This class exposes the platform specific functionality present in the
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NV_video_capture extension.
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<P>
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<P>
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<DL>
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<DT><B>Since:</B></DT>
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<DD>20/5/2011</DD>
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<DT><B>Author:</B></DT>
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<DD>Spasi</DD>
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</DL>
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<!-- ========== METHOD SUMMARY =========== -->
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<B>Method Summary</B></FONT></TH>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>static boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../org/lwjgl/opengl/NVVideoCaptureUtil.html#glBindVideoCaptureDeviceNV(int, long)">glBindVideoCaptureDeviceNV</A></B>(int video_slot,
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long device)</CODE>
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<BR>
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After successfully locking a video capture device, use this method to bind it
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to the capture slot specified in the current context.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>static int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../org/lwjgl/opengl/NVVideoCaptureUtil.html#glEnumerateVideoCaptureDevicesNV(java.nio.LongBuffer)">glEnumerateVideoCaptureDevicesNV</A></B>(java.nio.LongBuffer devices)</CODE>
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<BR>
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Enumerate the available video capture devices.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>static boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../org/lwjgl/opengl/NVVideoCaptureUtil.html#glLockVideoCaptureDeviceNV(long)">glLockVideoCaptureDeviceNV</A></B>(long device)</CODE>
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<BR>
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To lock a video capture device to a display connection, use this method.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>static boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../org/lwjgl/opengl/NVVideoCaptureUtil.html#glQueryVideoCaptureDeviceNV(long, int, java.nio.IntBuffer)">glQueryVideoCaptureDeviceNV</A></B>(long device,
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int attribute,
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java.nio.IntBuffer value)</CODE>
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<BR>
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Use this method to query the unique ID of the physical device backing a
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video capture device handle.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>static boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../org/lwjgl/opengl/NVVideoCaptureUtil.html#glReleaseVideoCaptureDeviceNV(long)">glReleaseVideoCaptureDeviceNV</A></B>(long device)</CODE>
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<BR>
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Use this method when finished capturing data on a locked video capture device
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to unlock it.</TD>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<A NAME="glBindVideoCaptureDeviceNV(int, long)"><!-- --></A><H3>
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glBindVideoCaptureDeviceNV</H3>
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<PRE>
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public static boolean <B>glBindVideoCaptureDeviceNV</B>(int video_slot,
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long device)</PRE>
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<DL>
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<DD>After successfully locking a video capture device, use this method to bind it
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to the capture slot specified in the current context. This method is the cross-
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platform equivalent of glXBindVideoCaptureDeviceNV and wglBindVideoCaptureDeviceNV.
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>video_slot</CODE> - the video slot<DD><CODE>device</CODE> - the video capture device
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<DT><B>Returns:</B><DD>true if the binding was successful</DL>
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<HR>
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<A NAME="glEnumerateVideoCaptureDevicesNV(java.nio.LongBuffer)"><!-- --></A><H3>
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glEnumerateVideoCaptureDevicesNV</H3>
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<PRE>
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public static int <B>glEnumerateVideoCaptureDevicesNV</B>(java.nio.LongBuffer devices)</PRE>
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<DL>
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<DD>Enumerate the available video capture devices. This method is the cross-platform
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equivalent of glXEnumerateVideoCaptureDevicesNV and wglEnumerateVideoCaptureDevicesNV.
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Since they are not really compatible, this method works like the WGL version. That is,
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you first call it with a null devices buffer, get the number of devices, then call it
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again with an appropriately sized buffer.
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>devices</CODE> - the buffer to store devices in
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<DT><B>Returns:</B><DD>the number of available video capture devices</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="glLockVideoCaptureDeviceNV(long)"><!-- --></A><H3>
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glLockVideoCaptureDeviceNV</H3>
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<PRE>
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public static boolean <B>glLockVideoCaptureDeviceNV</B>(long device)</PRE>
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<DL>
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<DD>To lock a video capture device to a display connection, use this method.
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Before using a video capture device, it must be locked. Once a
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video capture device is locked by a process, no other process can
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lock a video capture device with the same unique ID until the lock
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is released or the process ends.
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>device</CODE> - the device to lock
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<DT><B>Returns:</B><DD>true if the lock was successful</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="glQueryVideoCaptureDeviceNV(long, int, java.nio.IntBuffer)"><!-- --></A><H3>
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glQueryVideoCaptureDeviceNV</H3>
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<PRE>
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public static boolean <B>glQueryVideoCaptureDeviceNV</B>(long device,
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int attribute,
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java.nio.IntBuffer value)</PRE>
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<DL>
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<DD>Use this method to query the unique ID of the physical device backing a
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video capture device handle.
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>device</CODE> - the device<DD><CODE>attribute</CODE> - the attribute to query<DD><CODE>value</CODE> - the buffer to store the value in
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<DT><B>Returns:</B><DD>true if the query was successful</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="glReleaseVideoCaptureDeviceNV(long)"><!-- --></A><H3>
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glReleaseVideoCaptureDeviceNV</H3>
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<PRE>
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public static boolean <B>glReleaseVideoCaptureDeviceNV</B>(long device)</PRE>
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<DL>
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<DD>Use this method when finished capturing data on a locked video capture device
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to unlock it.
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>device</CODE> - the device
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<DT><B>Returns:</B><DD>true if the device was unlocked successfully</DL>
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