Manpages - 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 *XvSetPortAttribute*(3) function.

*XvSetPortAttribute*(3), *XvGetPortAttribute*(3), *XvSelectPortNotify*(3).