MAN page from Mandriva 2010 libxv1-devel-1.0.4-3mdv2010.0.i586.rpm
Section: C Library Functions (3)
Updated: libXv 1.0.4Index
XvQueryExtension - return version and release of extension
XvQueryExtension(Display *dpy, unsigned int *p_version, unsigned int *p_revision, unsigned int *p_request_base, unsigned int *p_event_base, unsigned int *p_error_base);
- Specifies the connection to the X server.
- Pointer to where the current version number of the Xv video extensionis written.
- Pointer to where the revision number of the Xv video extensionis written.
- Pointer to where the extension major request number is returned
- Pointer to where the extension event base is returned
- Pointer to where the extension error base is returned
XvQueryExtension(3) returns the version and releasenumbers for the Xv video extension currently loaded on the system. The extension major request number, event base, and errorbase are also returned.
- Returned if XvQueryExtension(3) completed successfully.
- Returned if the Xv video extension is not available for the named display.
- Returned if XvQueryExtension(3) failed to allocate memory to processthe request.
- Returned Values
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