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Diffstat (limited to 'Documentation/media/uapi/dvb/video-set-display-format.rst')
| -rw-r--r-- | Documentation/media/uapi/dvb/video-set-display-format.rst | 60 |
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diff --git a/Documentation/media/uapi/dvb/video-set-display-format.rst b/Documentation/media/uapi/dvb/video-set-display-format.rst new file mode 100644 index 000000000000..2061ab064977 --- /dev/null +++ b/Documentation/media/uapi/dvb/video-set-display-format.rst @@ -0,0 +1,60 @@ +.. -*- coding: utf-8; mode: rst -*- + +.. _VIDEO_SET_DISPLAY_FORMAT: + +======================== +VIDEO_SET_DISPLAY_FORMAT +======================== + +Name +---- + +VIDEO_SET_DISPLAY_FORMAT + + +Synopsis +-------- + +.. cpp:function:: int ioctl(fd, int request = VIDEO_SET_DISPLAY_FORMAT, video_display_format_t format) + + +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_SET_DISPLAY_FORMAT for this command. + + - .. row 3 + + - video_display_format_t format + + - Selects the video format to be used. + + +Description +----------- + +This ioctl call asks the Video Device to select the video format to be +applied by the MPEG chip on the video. + + +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. |