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X11R7.4 - man page for xvportnotify (x11r4 section 3)

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XvPortNotify(3) 								  XvPortNotify(3)

       XvPortNotify - event generated when port attributes change

       #include <X11/extensions/Xvlib.h>

	    typedef union {
	      int type;
	      XvVideoNotifyEvent xvvideo;
	      XvPortNotifyEvent xvport;
	      long pad[24];
	    } XvEvent;

	    typedef struct {
	      int type;
	      unsigned long serial;
	      Bool send_event;
	      Display *display;
	      XvPortID port_id;
	      Time time;
	      Atom attribute;
	      long value;
	    } XvPortNotifyEvent;

       type	      Specifies the type of event: XvPortNotify.

       serial	      Number of the last request processed by the server.

       send_event     True if the event was generated by a SendEvent request.

       display	      A pointer to the display the event was read from.

       port_id	      The port whose attribute has changed.

       attribute      An atom specifying the attribute that changed.

       value	      The new value of the attribute.

       XvPortNotify  events  are  generated  when  a port attribute is set using the XvSetPortAt-
       tribute(3) function.

See Also
       XvSetPortAttribute(3), XvGetPortAttribute(3), XvSelectPortNotify(3)

X Version 11				   libXv 1.0.4				  XvPortNotify(3)
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