XvSelectPortNotify man page

XvSelectPortNotify — enable or disable XvPortNotify events

Synopsis

#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 generated when its attributes are changed using XvSetPortAttribute(3)
onoff
Specifies whether notification is to be enabled or disabled.

Description

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

Return Values

[Success]
Returned if XvSelectPortNotify(3) completed successfully.
[XvBadExtension]
Returned if the Xv extension is unavailable.
[XvBadAlloc]
Returned if XvSelectPortNotify(3) failed to allocate memory to process the request.

Diagnostics

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

See Also

XvSetPortNotify(3), XvSetPortAttribute(3), XvPortNotify(3)

Referenced By

Xv(3), XvPortNotify(3), XvSetPortAttribute(3).

libXv 1.0.11 X Version 11 libXv Functions