1 .. Permission is granted to copy, distribute and/or modify this
2 .. document under the terms of the GNU Free Documentation License,
3 .. Version 1.1 or any later version published by the Free Software
4 .. Foundation, with no Invariant Sections, no Front-Cover Texts
5 .. and no Back-Cover Texts. A copy of the license is included at
6 .. Documentation/media/uapi/fdl-appendix.rst.
8 .. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections
21 .. attention:: This ioctl is deprecated.
26 .. c:function:: int ioctl(fd, VIDEO_SET_FORMAT, video_format_t format)
27 :name: VIDEO_SET_FORMAT
42 - File descriptor returned by a previous call to open().
48 - Equals VIDEO_SET_FORMAT for this command.
52 - video_format_t format
54 - video format of TV as defined in section ??.
60 This ioctl sets the screen format (aspect ratio) of the connected output
61 device (TV) so that the output of the decoder can be adjusted
64 .. c:type:: video_format_t
69 VIDEO_FORMAT_4_3, /* Select 4:3 format */
70 VIDEO_FORMAT_16_9, /* Select 16:9 format. */
71 VIDEO_FORMAT_221_1 /* 2.21:1 */
77 On success 0 is returned, on error -1 and the ``errno`` variable is set
78 appropriately. The generic error codes are described at the
79 :ref:`Generic Error Codes <gen-errors>` chapter.
92 - format is not a valid video format.