xcb_xv_query_adaptors(3) XCB Requests xcb_xv_query_adaptors(3)

NAME

xcb_xv_query_adaptors -

SYNOPSIS

#include <xcb/xv.h>

Request function

xcb_xv_query_adaptors_cookie_t
xcb_xv_query_adaptors(xcb_connection_t *conn,
xcb_window_t window);

Reply datastructure

typedef struct xcb_xv_query_adaptors_reply_t {
uint8_t response_type;
uint8_t pad0;
uint16_t sequence;
uint32_t length;
uint16_t num_adaptors;
uint8_t pad1[22];
} xcb_xv_query_adaptors_reply_t;

Reply function

xcb_xv_query_adaptors_reply_t
*xcb_xv_query_adaptors_reply(xcb_connection_t *conn,
xcb_xv_query_adaptors_cookie_t cookie,
xcb_generic_error_t **e);

Reply accessors

int xcb_xv_query_adaptors_info_length(const
xcb_xv_query_adaptors_reply_t *reply);

xcb_xv_adaptor_info_iterator_t
xcb_xv_query_adaptors_info_iterator(const
xcb_xv_query_adaptors_reply_t *reply);

REQUEST ARGUMENTS

conn The XCB connection to X11.

window TODO: NOT YET DOCUMENTED.

REPLY FIELDS

response_type
The type of this reply, in this case XCB_XV_QUERY_ADAPTORS.
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).

num_adaptors
TODO: NOT YET DOCUMENTED.

DESCRIPTION

RETURN VALUE

Returns an xcb_xv_query_adaptors_cookie_t. Errors have to be handled
when calling the reply function xcb_xv_query_adaptors_reply.

If you want to handle errors in the event loop instead, use
xcb_xv_query_adaptors_unchecked. See xcb-requests(3) for details.

ERRORS

This request does never generate any errors.

SEE ALSO

AUTHOR

Generated from xv.xml. Contact xcb@lists.freedesktop.org for
corrections and improvements.

X Version 11 libxcb 1.16.1 xcb_xv_query_adaptors(3)