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xcb_shm_get_image

NAME

xcb_shm_get_image −

SYNOPSIS

#include <xcb/shm.h>

Request function

xcb_shm_get_image_cookie_t xcb_shm_get_image(xcb_connection_t *conn, xcb_drawable_t drawable, int16_t x, int16_t y, uint16_t width, uint16_t height, uint32_t plane_mask, uint8_t format, xcb_shm_seg_t shmseg, uint32_t offset);

Reply datastructure

typedef struct xcb_shm_get_image_reply_t {
uint8_t response_type;
uint8_t depth;
uint16_t sequence;
uint32_t length;
xcb_visualid_t visual;
uint32_t size;
} xcb_shm_get_image_reply_t;

Reply function

xcb_shm_get_image_reply_t *xcb_shm_get_image_reply(xcb_connection_t *conn, xcb_shm_get_image_cookie_t cookie, xcb_generic_error_t **e);

REQUEST ARGUMENTS

conn

The XCB connection to X11.

drawable

TODO: NOT YET DOCUMENTED.

x

TODO: NOT YET DOCUMENTED.

y

TODO: NOT YET DOCUMENTED.

width

TODO: NOT YET DOCUMENTED.

height

TODO: NOT YET DOCUMENTED.

plane_mask

TODO: NOT YET DOCUMENTED.

format

TODO: NOT YET DOCUMENTED.

shmseg

TODO: NOT YET DOCUMENTED.

offset

TODO: NOT YET DOCUMENTED.

REPLY FIELDS

response_type

The type of this reply, in this case XCB_SHM_GET_IMAGE. 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).

depth

TODO: NOT YET DOCUMENTED.

visual

TODO: NOT YET DOCUMENTED.

size

TODO: NOT YET DOCUMENTED.

DESCRIPTION

RETURN VALUE

Returns an xcb_shm_get_image_cookie_t. Errors have to be handled when calling the reply function xcb_shm_get_image_reply.

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

ERRORS

This request does never generate any errors.

SEE ALSO

AUTHOR

Generated from shm.xml. Contact xcb AT lists DOT freedesktop DOT org for corrections and improvements.

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