.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
|
.. c:namespace:: DTV.video
|
|
.. _VIDEO_GET_STATUS:
|
|
================
|
VIDEO_GET_STATUS
|
================
|
|
Name
|
----
|
|
VIDEO_GET_STATUS
|
|
.. attention:: This ioctl is deprecated.
|
|
Synopsis
|
--------
|
|
.. c:macro:: VIDEO_GET_STATUS
|
|
``int ioctl(fd, VIDEO_GET_STATUS, struct video_status *status)``
|
|
Arguments
|
---------
|
|
.. flat-table::
|
:header-rows: 0
|
:stub-columns: 0
|
|
- .. row 1
|
|
- int fd
|
|
- File descriptor returned by a previous call to open().
|
|
- .. row 2
|
|
- int request
|
|
- Equals VIDEO_GET_STATUS for this command.
|
|
- .. row 3
|
|
- struct video_status \*status
|
|
- Returns the current status of the Video Device.
|
|
Description
|
-----------
|
|
This ioctl call asks the Video Device to return the current status of
|
the device.
|
|
.. c:type:: video_status
|
|
.. code-block:: c
|
|
struct video_status {
|
int video_blank; /* blank video on freeze? */
|
video_play_state_t play_state; /* current state of playback */
|
video_stream_source_t stream_source; /* current source (demux/memory) */
|
video_format_t video_format; /* current aspect ratio of stream*/
|
video_displayformat_t display_format;/* selected cropping mode */
|
};
|
|
Return Value
|
------------
|
|
On success 0 is returned, on error -1 and the ``errno`` variable is set
|
appropriately. The generic error codes are described at the
|
:ref:`Generic Error Codes <gen-errors>` chapter.
|
