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XvSelectPortNotify(3xv)		libXv Functions	       XvSelectPortNotify(3xv)

NAME
       XvSelectPortNotify - enable or disable XvPortNotify events

SYNOPSIS
       cc [ flag... ] file... -lXv [ library... ]
       #include <X11/extensions/Xvlib.h>

       int XvSelectPortNotify(Display *dpy, XvPortID port, Bool onoff);

ARGUMENTS
       dpy     Specifies the connection to the X server.

       port    Specifies the port for which PortNotify events are to be gener‐
	       ated  when  its	attributes  are	 changed  using	  XvSetPortAt‐
	       tribute(3xv)

       onoff   Specifies whether notification is to be enabled or disabled.

DESCRIPTION
       XvSelectPortNotify(3xv)	enables	 or disables PortNotify event delivery
       to the requesting client.  XvPortNotify(3xv) events are generated  when
       port attributes are changed using XvSetPortAttribute(3xv).

RETURN VALUES
       [Success]
	       Returned if XvSelectPortNotify(3xv) completed successfully.

       [XvBadExtension]
	       Returned if the Xv extension is unavailable.

       [XvBadAlloc]
	       Returned	 if  XvSelectPortNotify(3xv) failed to allocate memory
	       to process the request.

DIAGNOSTICS
       [XvBadPort]
	       Generated if the requested port does not exist.

SEE ALSO
       XvSetPortNotify(3xv), XvSetPortAttribute(3xv), XvPortNotify(3xv)

ATTRIBUTES
       See attributes(5) for descriptions of the following attributes:

       ┌─────────────────────────────┬─────────────────────────────┐
       │      ATTRIBUTE TYPE	     │	    ATTRIBUTE VALUE	   │
       ├─────────────────────────────┼─────────────────────────────┤
       │Availability		     │x11/library/libxv		   │
       ├─────────────────────────────┼─────────────────────────────┤
       │Interface Stability	     │Volatile			   │
       ├─────────────────────────────┼─────────────────────────────┤
       │MT-Level		     │See XInitThreads(3X11)	   │
       └─────────────────────────────┴─────────────────────────────┘

X Version 11			  libXv 1.0.5	       XvSelectPortNotify(3xv)

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