1XvSelectPortNotify(3)           libXv Functions          XvSelectPortNotify(3)
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NAME

6       XvSelectPortNotify - enable or disable XvPortNotify events
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SYNOPSIS

9       #include <X11/extensions/Xvlib.h>
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11       int XvSelectPortNotify(Display *dpy, XvPortID port, Bool onoff);
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ARGUMENTS

14       dpy     Specifies the connection to the X server.
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16       port    Specifies the port for which PortNotify events are to be gener‐
17               ated  when  its  attributes  are  changed  using   XvSetPortAt‐
18               tribute(3)
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20       onoff   Specifies whether notification is to be enabled or disabled.
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DESCRIPTION

23       XvSelectPortNotify(3)  enables or disables PortNotify event delivery to
24       the requesting client.  XvPortNotify(3) events are generated when  port
25       attributes are changed using XvSetPortAttribute(3).
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RETURN VALUES

28       [Success]
29               Returned if XvSelectPortNotify(3) completed successfully.
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31       [XvBadExtension]
32               Returned if the Xv extension is unavailable.
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34       [XvBadAlloc]
35               Returned  if XvSelectPortNotify(3) failed to allocate memory to
36               process the request.
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DIAGNOSTICS

39       [XvBadPort]
40               Generated if the requested port does not exist.
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SEE ALSO

43       XvSetPortNotify(3), XvSetPortAttribute(3), XvPortNotify(3)
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47X Version 11                      libXv 1.0.5            XvSelectPortNotify(3)