1 .. -*- coding: utf-8; mode: rst -*-
3 .. _VIDEO_SET_DISPLAY_FORMAT:
5 ========================
6 VIDEO_SET_DISPLAY_FORMAT
7 ========================
12 VIDEO_SET_DISPLAY_FORMAT
18 .. cpp:function:: int ioctl(fd, int request = VIDEO_SET_DISPLAY_FORMAT, video_display_format_t format)
33 - File descriptor returned by a previous call to open().
39 - Equals VIDEO_SET_DISPLAY_FORMAT for this command.
43 - video_display_format_t format
45 - Selects the video format to be used.
51 This ioctl call asks the Video Device to select the video format to be
52 applied by the MPEG chip on the video.
58 On success 0 is returned, on error -1 and the ``errno`` variable is set
59 appropriately. The generic error codes are described at the
60 :ref:`Generic Error Codes <gen-errors>` chapter.