xcb_xv_query_extension - Online Linux Manual PageSection : 3
Updated : libxcb 1.13.1
Source : X Version 11
Note : XCB Requests
NAMExcb_xv_query_extension −
SYNOPSIS#include <xcb/xv.h>
Request functionxcb_xv_query_extension_cookie_t xcb_xv_query_extension(xcb_connection_t *conn,
Reply datastructuretypedef struct xcb_xv_query_extension_reply_t {
uint8_t response_type;
uint8_t pad0;
uint16_t sequence;
uint32_t length;
uint16_t major;
uint16_t minor;
} xcb_xv_query_extension_reply_t;
Reply functionxcb_xv_query_extension_reply_t *xcb_xv_query_extension_reply(xcb_connection_t *conn, xcb_xv_query_extension_cookie_t cookie, xcb_generic_error_t **e);
REQUEST ARGUMENTSconn The XCB connection to X11.
REPLY FIELDSresponse_type The type of this reply, in this case XCB_XV_QUERY_EXTENSION. This field is also present in the xcb_generic_reply_t and can be used to tell replies apart from each other. sequence The sequence number of the last request processed by the X11 server. length The length of the reply, in words (a word is 4 bytes). major TODO: NOT YET DOCUMENTED. minor TODO: NOT YET DOCUMENTED.
DESCRIPTION
RETURN VALUEReturns an xcb_xv_query_extension_cookie_t. Errors have to be handled when calling the reply function xcb_xv_query_extension_reply. If you want to handle errors in the event loop instead, use xcb_xv_query_extension_unchecked. See xcb-requests(3) for details.
ERRORSThis request does never generate any errors.
SEE ALSO
AUTHORGenerated from xv.xml. Contact xcb@lists.freedesktop.org for corrections and improvements. 0
Johanes Gumabo
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