1XvSelectPortNotify(3)      Library Functions Manual      XvSelectPortNotify(3)
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Name

6       XvSelectPortNotify - enable or disable XvPortNotify(3) events
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Syntax

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

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

27       XvSelectPortNotify(3)  enables or disables PortNotify event delivery to
28       the requesting client.  XvPortNotify(3) events are generated when  port
29       attributes are changed using XvSetPortAttribute(3).
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Returned Values

32       [Success]
33               Returned if XvSelectPortNotify(3) completed successfully.
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35       [XvBadExtension]
36               Returned if the Xv extension is unavailable.
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38       [XvBadAlloc]
39               Returned  if XvSelectPortNotify(3) failed to allocate memory to
40               process the request.
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Diagnostics

43       [XvBadPort]
44               Generated if the requested port does not exist.
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See Also

47       XvSetPortNotify(3), XvSetPortAttribute(3), XvPortNotify(3)
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51X Version 11                      libXv 1.0.3            XvSelectPortNotify(3)